Gebruiksaanwijzing /service van het product Deskpro 2000 van de fabrikant Compaq
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M AINTENANCE & S ERVICE G UIDE Compaq Deskpro 2000 Series of Personal Computers P entium Processor with MMX T echnology and Pentium II Processor September 1997 Edition.
278041-001 278785-002.
Notice The information in this guide is subject to change without notice. COMPAQ COMPUTER CORPORATION SHALL NOT BE LIABLE FOR TECHNICAL OR EDITORIAL ERRORS OR OMISSIONS CONTAINED HEREIN; NOR FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE FURNISHING, PERFORMANCE, OR USE OF THIS MATERIAL.
CPS.
Contents iii C ONTENTS preface About this Guide Symbols and Conventions ............................................................................................ ix Technician Notes...................................................................
iv Contents 1.4.1 Front Panel Controls and LEDs .......................................................... 1-14 1.4.2 Drive Positions .................................................................................... 1-15 1.4.3 Rear Panel Connectors .
Contents v chapter 3 Illustrated Parts Catalog 3.1 System Unit ........................................................................................................ 3-2 3.2 Mass Storage Devices ......................................................
vi Contents 5.8.2 Outboard Expansion Board ................................................................. 5-11 5.9 System Board Components ............................................................................. 5-12 5.9.1 Memory Modules .....
Contents vii 6.16 Front Bezel Assembly..................................................................................... 6-25 6.16.1 Front Bezel .......................................................................................... 6-25 6.16.2 Power Button .
viii Contents appendix A Connector Pin Assignments ......................................................................................................... A-1 appendix B Power Cord Set Requirements General Requirements ..............................
Preface ix preface A BOUT THIS G UIDE This Maintenance and Service Guide is a troubleshooting and repair guide that can be used for reference when servicing the Compaq Deskpro 2000 Series of Personal Computers. Only authorized technicians trained by Compaq should attempt to repair this equipment.
x Preface Technician Notes ! WARNING : Only authorized technicians trained by Compaq should attempt to repair this equipment. All troubleshooting and repair procedures are detailed to allow only subassembly/module level repair.
Compaq Deskpro 2000 Series of Personal Computers 1-1 chapter 1 P RODUCT D ESCRIPTION This chapter describes the model offerings and features of the Compaq Deskpro 2000 Series of Personal Computers.
1-2 Product Description 1.1 Compaq Deskpro 2000 Series of Personal Computer Models The Compaq Deskpro 2000 Series of Personal Computers is available in both desktop and minitower configurations. This series of personal computers uses the Intel family of Pentium processors consisting of the Intel Pentium processor and the Intel Pentium II processor.
Compaq Deskpro 2000 Series of Personal Computers 1-3 1.2 Features The Compaq Deskpro 2000 Series of Personal Computers have the following standard features: 1.
1-4 Product Description 1.2.3 Features Common to Both ■ One 1.44-megabyte, 3.5-inch high-density diskette drive installed ■ Peripheral Components Interconnect (PCI) chipset used for PCI/ISA, two U.
Compaq Deskpro 2000 Series of Personal Computers 1-5 ■ Mouse ■ Keyboard and mouse connectors on the back panel ■ Internal piezo speaker mounted on system board ■ Intelligent Manageability and .
1-6 Product Description 1.3.2 System Board The desktop and minitower models of the Compaq Deskpro 2000 Series of Personal Computers have a single system board configuration. The Pentium system board uses an Intel Pentium processor. The Pentium II system board uses the Intel Pentium II processor.
Compaq Deskpro 2000 Series of Personal Computers 1-7 L2 cache memory for all Pentium II models is integrated in the processor module with a capacity of 512 KB and is not upgradable. 1.3.6 Graphics Controllers The purpose of a graphics controller is to generate the text and graphics images for the monitor screen.
1-8 Product Description 1.3.8 System I/O The onboard I/O controller integrates the functions for the serial and parallel ports, diskette drives, the keyboard and mouse.
Compaq Deskpro 2000 Series of Personal Computers 1-9 BIOS Upgrades Because the BIOS is stored in a flash memory device, you can easily upgrade the BIOS without having to disassemble the system. The flash upgrade process can be accomplished by running a utility from a diskette, a hard drive, or over a network.
1-10 Product Description 1.3.15 System Security The system BIOS provides a power-on password option that is enabled through the Setup program. The computer includes a cable lock provision that makes i.
Compaq Deskpro 2000 Series of Personal Computers 1-11 ■ Compaq support software and device drivers ■ Online Safety & Comfort Guide ■ Intelligent Manageability ■ Power Management with Energy Saver features ■ Security Management ✎ Certain drivers and utilities are available only in select languages.
1-12 Product Description 1.3.22 Intelligent Manageability Intelligent Manageability includes: ■ Asset Management ■ Configuration Management ■ Integration Management ■ Fault Management ■ Secu.
Compaq Deskpro 2000 Series of Personal Computers 1-13 Integration Management Compaq standardizes system manageability and provides access to PC configuration with its Integration Management solution.
1-14 Product Description 1.4 Desktop Computer Features The Compaq Deskpro 2000 Series of Personal Computers ships with a mouse and keyboard. A Compaq color monitor or other compatible monitor, which is also required to operate the computer, does not ship with the computer.
Compaq Deskpro 2000 Series of Personal Computers 1-15 1.4.2 Drive Positions Figure 1-3. Drive Positions on the Compaq Deskpro 2000 Desktop Computer The computer has space available for up to five mass storage devices. They may be installed in various configurations, including those shown in the following table.
1-16 Product Description 1.4.3 Rear Panel Connectors Rear panel connectors on your desktop computer are color-coded and include icons to help you identify their functions. Figure 1-4. Rear Panel Connectors Table 1-5 Rear Panel Connectors Ref. Component Function 1 Power Cord Connector Connects the computer to an electrical power outlet.
Compaq Deskpro 2000 Series of Personal Computers 1-17 1.5 Minitower Computer Features The Compaq Deskpro 2000 Minitower Personal Computer comes with a mouse and keyboard. Not supplied is a Compaq color monitor or other compatible monitor, which is required to operate your computer.
1-18 Product Description 1.5.2 Drive Positions The computer has space available up to five mass storage devices. The devices may be installed in various configurations, including those shown in the table below.
Compaq Deskpro 2000 Series of Personal Computers 1-19 Table 1-7 Compaq Deskpro 2000 Minitower Computer Drive Configuration 1 Primary hard drive bay (3.
1-20 Product Description 1.5.3 Rear Panel Connectors The following illustration shows the rear panel connectors of the minitower computer. Each connector includes an icon to help you identify its function.
Compaq Deskpro 2000 Series of Personal Computers 1-21 Table 1-8 Rear Panel Connectors Ref. Component Function 1 Voltage Select Switch Switches voltage between 115 V (U.S.) and 230 V to meet geographical requirements. 2 Serial Connector Connects a serial device, such as a serial printer.
1-22 Product Description 1.6 Enhanced Keyboard The enhanced keyboard features Windows-specific keys: ✎ Keyboard layout may vary by country. Figure 1-8.
Compaq Deskpro 2000 Series of Personal Computers 1-23 Table 1-9 Keyboard Features and Functions Ref. Key Function 1 Esc Often assigned a specific task by the application. Frequently used as an exit key (for quitting an application), for moving back one screen, or for canceling a command.
1-24 Product Description The keyboard has feet on the bottom that enable the user to tilt the keyboard to a more comfortable typing angle. Figure 1-9. Keyboard Tilt Foot 1.7 Options The options that are available from Compaq for the Compaq Deskpro 2000 Series of Personal Computers are described briefly in the following sections.
Compaq Deskpro 2000 Series of Personal Computers 1-25 ■ Ultra ATA hard drives: 2.1-GB, 3.2-GB, and 4.3-GB ■ EIDE CD-ROM drive: 16X Max Speed and 24X Max Speed ■ Tape drives: 2/8 GB DAT and 4.0 GB ■ SCSI PD-CD drive: 4X speed (requires a SCSI controller board) ■ EIDE PD-CD drive: 8X speed 1.
1-26 Product Description 1.7.8 PD-CD Drive The PD-CD drive is a "two drives in one" device in that it is a rewritable optical drive and a CD-ROM drive. It is a 5.25-inch, half-height, tray-load device that uses phase-change dual technology to simultaneously erase and write on the media at 2X speed and reads at 4X speed.
Compaq Deskpro 2000 Series of Personal Computers 2-1 chapter 2 C OMPAQ U TILITIES This chapter contains descriptions of Compaq utilities that can be helpful when servicing the Compaq Deskpro 2000 Series of Personal Computer.
2-2 Compaq Utilities CAUTION: Always ensure that the power is off before disconnecting or reconnecting the mouse, keyboard, or any other peripheral devices. Disconnecting or connecting any peripheral devices while the unit power is on can damage the system board.
Compaq Deskpro 2000 Series of Personal Computers 2-3 Accessing the Compaq Utilities Menu from a Diskette You can load either the Computer Setup or Diagnostics Utilities by completing the following steps: 1. Insert the Diagnostics diskette into drive A.
2-4 Compaq Utilities The Computer Setup screen includes two buttons: Built-In Devices and Add-In Devices. The following tables list the options available under each of the two buttons: Table 2-1 Built.
Compaq Deskpro 2000 Series of Personal Computers 2-5 Table 2-2 Add-In Devices Sub-Menu Button Description or Function ISA Boards Lists installed ISA boards. Allows you to Add or Remove boards and to View or Edit board information. PCI Boards Lists installed PCI boards.
2-6 Compaq Utilities Establishing a Power-On Password Using Computer Setup Establishing a power-on password through Computer Setup prevents access to the computer when power is turned on, unless the password is entered. The password must be entered each time the computer is turned on, when the key icon ( ) appears on the monitor.
Compaq Deskpro 2000 Series of Personal Computers 2-7 Deleting a Power-On Password To delete the password, complete the following steps: 1. Turn on the computer.
2-8 Compaq Utilities Clearing the Password If you do not know the power-on password, you may both clear and disable it by moving the jumper on the password header located on the system board. The password header is labeled “E6 Password” on the Pentium system board and labeled “Password” on the Pentium II system board.
Compaq Deskpro 2000 Series of Personal Computers 2-9 2.2.2 QuickLock/QuickBlank The QuickLock and QuickBlank features can disable the keyboard and mouse interfaces and blank the screen while an application is open. QuickLock is enabled with a power-on password.
2-10 Compaq Utilities 2.3 Computer Checkup (TEST) Computer Checkup (TEST), the primary diagnostics utility, confirms whether the various computer devices are recognized by the system and are functioning properly. Use the TEST utility to help set up tests and to test the computer.
Compaq Deskpro 2000 Series of Personal Computers 2-11 2.4 View System Information (INSPECT) Use View System Information (INSPECT) in the following instances: ■ To view information about the system once it has been configured. ■ To save, print, or display the information generated by INSPECT.
2-12 Compaq Utilities 3. When the print or save menu appears, use the arrow keys to move within the menus and select the desired items using the space bar. Follow the screen prompts to print or save the information. 4. When the Add Comments menu appears, type in the desired information and follow the screen prompts.
Compaq Deskpro 2000 Series of Personal Computers 2-13 2.7 Exiting the Compaq Utilities Menu To exit the Compaq Utilities menu, select the Exit option or press Ctrl+Alt+Delete. Either option restarts the computer and saves any changes you've made.
2-14 Compaq Utilities ■ Hard drives ■ Power supply ■ Controllers If POST finds an error in the system, an error condition is indicated by an audible and/or visual message. Refer to Appendix F for POST error messages and recommended courses of action.
Compaq Deskpro 2000 Series of Personal Computers 2-15 2.11 Compaq Intelligent Manageability Intelligent Manageability combines innovative hardware technology with PC LAN management tools from Compaq and other leading vendors to make Compaq desktop and portable computers easier to inventory, troubleshoot, protect, and maintain.
2-16 Compaq Utilities 2.11.2 Fault Management Fault Management features combine innovative hardware and software technology to prevent the loss of critical data and minimize unplanned downtime. When a fault occurs, the computer displays a Local Alert message containing a description of the fault and any recommended actions.
Compaq Deskpro 2000 Series of Personal Computers 2-17 If the monitor detects one of these conditions, the computer will send an alert over the network to the system administrator. Proactive Backup Proactive Backup software initiates a tape or PD-CD backup upon receiving notice of an impending SMART hard drive failure.
2-18 Compaq Utilities ■ QuickLock and QuickBlank can be set to lock the keyboard and/or blank the monitor screen when the PC goes into low power mode. Security management settings can be viewed locally using Compaq Insight Personal Edition or remotely using Compaq Insight Manager.
Compaq Deskpro 2000 Series of Personal Computers 2-19 Upgrading Flash ROM To upgrade the ROM after you receive an upgraded ROMPaq diskette, complete the following steps: 1. Insert the ROMPaq diskette in the diskette drive, enter the correct command, and the computer will prompt for the Setup Password.
2-20 Compaq Utilities FailSafe Boot Block ROM The FailSafe Boot Block ROM allows for system recovery in the unlikely event of a ROM flash failure, for example, if a power failure occurs during a ROM upgrade. The Boot Block is a flash- protected section of the ROM that checks to validate the system ROM each time power to the system is turned on.
Compaq Deskpro 2000 Series of Personal Computers 2-21 The following table lists the various keyboard light combinations, as well as the meaning and action associated with each combination. Table 2-6 Keyboard Light Combinations Num Lock 1 1 Caps Lock 2 2 Scroll Lock 3 3 Meaning and Required Action OFF ON OFF System requires Setup Password.
2-22 Compaq Utilities Remote Security Management Remote Security Management allows the system administrator to safely set or modify security features on remote Compaq Deskpros, directly from the centralized network management console.
Compaq Deskpro 2000 Series of Personal Computers 2-23 Compaq Integrated Software Additional support software is available on the Support Software CD for Compaq Desktop, Portable, and Workstation Products and the Compaq World Wide Web site (www.compaq.
2-24 Compaq Utilities ■ You can download the software from the Compaq World Wide Web site (www.compaq.com). ✎ Both the CD and the web site include The Locator with Decision Support, a comprehensiv.
Compaq Deskpro 2000 Series of Personal Computers 2-25 Compaq Insight Manager and the Insight Management Agents Using the industry-standard Simple Network Management Protocol (SNMP) found in Microsoft .
2-26 Compaq Utilities Systems Management Partners Program In addition to integrating Intelligent Manageability features with the PC LAN management applications highlighted above, Compaq also integrates these features with industry-leading enterprise management platform applications.
Compaq Deskpro 2000 Series of Personal Computers 2-27 2.12.2 Restoring Your Hard Drive in Windows 95 If your hard drive has completely failed and you cannot access Windows 95, you will need to restore the Windows 95 operating system from your backup system diskettes prior to following the instructions below.
Compaq Deskpro 2000 Series of Personal Computers 3-1 chapter 3 I LLUSTRATED P ARTS C ATALOG This chapter provides an illustrated parts breakdown and a reference for spare parts for the Compaq Deskpro 2000 Series of Personal Computers.
3-2 Illustrated Parts Catalog 3.1 System Unit Figure 3-2. System Unit, Desktop.
Compaq Deskpro 2000 Series of Personal Computers 3-3 Table 3-1 System Unit Spare Parts: Desktop Description Spare Part Number Warranty Tier 1. System unit cover, desktop 243089-001 A 2. Front bezel (includes 2 power switch caps and bezel blank; order logo separately) 243088-001 A 3.
3-4 Illustrated Parts Catalog Figure 3-3. System Unit, Minitower.
Compaq Deskpro 2000 Series of Personal Computers 3-5 Table 3-2 System Unit Spare Parts: Minitower Description Spare Part Number Warranty Tier 1. J hood, minitower 185972-001 A 2. Access panel, minitower 185971-001 A 3. Front bezel (includes 2 power switch caps and 2 bezel blanks; order logo separately 247378-001 A 4.
3-6 Illustrated Parts Catalog 3.2 Mass Storage Devices Figure 3-4. Mass Storage Devices.
Compaq Deskpro 2000 Series of Personal Computers 3-7 Table 3-3 Mass Storage Devices Description Spare Part Number Warranty Tier 1. 2.1 GB EIDE hard drive 278745-001 A 2. 2.4-GB EIDE hard drive* 296679-001 A 3. 3.2-GB EIDE hard drive * 278746-001 A 4. 4.
3-8 Illustrated Parts Catalog 3.3 Cables Figure 3-5. Cables.
Compaq Deskpro 2000 Series of Personal Computers 3-9 Table 3-4 Cables Description Spare Part Number Warranty Tier 1. Cable, diskette drive 243084-001 A 2. Cable, EIDE CD-ROM/hard drive* 243085-001 A 3. Power cord, AC, Gray (US, Canada) 121258-001 A 4.
3-10 Illustrated Parts Catalog 3.4 Standard and Optional Boards Figure 3-6. Optional Boards.
Compaq Deskpro 2000 Series of Personal Computers 3-11 Table 3-5 Standard and Optional Boards Description Spare Part Number Warranty Tier 1. SDRAM memory module kit (DIMM, 8-MB) 288438-001 A 2. SDRAM memory module kit (DIMM, 16-MB)* 278066-001 A 3. SDRAM memory module kit (DIMM, 32-MB)* 278067-001 A 4.
3-12 Illustrated Parts Catalog 3.4 Standard and Optional Boards Continued Figure 3-7. System and Riser Boards.
Compaq Deskpro 2000 Series of Personal Computers 3-13 Table 3-5 continued Description Spare Part Number Warranty Tier 29. Serial/Parallel interface board* 106886-002 A 30. Netelligent 10T (ISA UTP)* 265617-001 A 31. Netelligent 10T/2 (ISA UTP/COAX)* 265618-001 A 32.
3-14 Illustrated Parts Catalog 3.5 Keyboards Figure 3-8. Keyboard Table 3-6 Keyboards Description Spare Part Number Warranty Tier 1 Keyboard (Domestic)* 166514-001 A 2. Keyboard (Arabic)* 166514-171 A 3. Keyboard (Belgian)* 166514-181 A 4. Keyboard (BHCSY)* 166514-B41 A 5.
Compaq Deskpro 2000 Series of Personal Computers 3-15 Table 3-6 continued Description Spare Part Number Warranty Tier 21. Keyboard (Portuguese)* 166514-131 A 22. Keyboard (Russian)* 166514-251 A 23. Keyboard (Slovakian)* 166514-231 A 24. Keyboard (Spanish)* 166514-071 A 25.
3-16 Illustrated Parts Catalog 3.6 Monitors Figure 3-9. Monitors.
Compaq Deskpro 2000 Series of Personal Computers 3-17 Table 3-7 Monitors Description Spare Part Number Warranty Tier 1. Compaq 140 VGA Color Monitor (NA)* 210507-601 A 2. Compaq P50 Color Monitor (NA)* 264202-001 A 3. Compaq P50 Color Monitor (GSA)* 264202-004 A 4.
3-18 Illustrated Parts Catalog Table 3-7 continued Description Spare Part Number Warranty Tier 24. Compaq TFT500 15.1-inch Flat Panel (repair parts listed below) A Power supply* 296473-001 A Monitor b.
Compaq Deskpro 2000 Series of Personal Computers 3-19 3.7 Miscellaneous Hardware Kit Figure 3-10. Miscellaneous Hardware Kit Table 3-8 Miscellaneous Hardware Kit Description Spare Part Number Warranty Tier Miscellaneous hardware kit. Includes: 1. Slot cover (2 each) 2.
3-20 Illustrated Parts Catalog 3.8 Miscellaneous Plastics Kit Figure 3-11. Miscellaneous Plastics Kit, Desktops Table 3-9 Miscellaneous Plastics Kit, Desktops Description Spare Part Number Warranty Tier Miscellaneous plastics kit, includes: 1. Bezel blank, 1/2 height (1 each) 2.
Compaq Deskpro 2000 Series of Personal Computers 3-21 Figure 3-12. Miscellaneous Plastics Kit, Minitowers Table 3-10 Miscellaneous Plastics Kit, Minitowers Description Spare Part Number Warranty Tier Miscellaneous plastics kit, includes: 1. Bezel blank, 1/2 height (1 each) 2.
3-22 Illustrated Parts Catalog 3.9 Miscellaneous Parts Figure 3-13. Miscellaneous Metals Kit, Desktops Table 3-11 Miscellaneous Metals Kit, Desktops Description Spare Part Number Warranty Tier Miscellaneous metals kit, includes: 1. Diskette/hard drive cage 2.
Compaq Deskpro 2000 Series of Personal Computers 3-23 Figure 3-14. Miscellaneous Parts Table 3-12 Miscellaneous Parts Description Spare Part Number Warranty Tier 1. Two-button mouse 141189-401 A 2. Battery, real-time clock (external) 160274-001 A 3. Heat sink, Pentium processor (w/ 2 thermal pads) 243128-001 D 4.
3-24 Illustrated Parts Catalog Figure 3-15. Power Switch Kit Table 3-13 Power Switch Kit Description Spare Part Number Warranty Tier Power switch kit, includes: 1. Power switch (5 each) 2. Desktop mounting bracket (5 each) 3. Minitower mounting bracket (5 each) 278054-001 D 3.
Compaq Deskpro 2000 Series of Personal Computers 3-25 3.11 Documentation Table 3-15 Documentation Description Spare Part Number Warranty Tier Maintenance & Service Guide (desktop & minitower) .
3-26 Illustrated Parts Catalog 3.12 Software Table 3-16 Software Description* Spare Part Number Warranty Tier Diagnostics and Setup Diskettes for Commercial Desktops (Brazilian Portuguese) 275097-201 .
Compaq Deskpro 2000 Series of Personal Computers 3-27 Table 3-16 Continued Description Spare Part Number Warranty Tier Desktop management 3.0 Agents 274986-001 D SCO Unix Support Drivers 125873-001 D .
3-28 Illustrated Parts Catalog Table 3-16 Continued Description* Spare Part Number Warranty Tier Remote Service Drivers (Danish) 276068-081 D Remote Service Drivers (Dutch) 276068-331 D Remote Service.
Compaq Deskpro 2000 Series of Personal Computers 4-1 chapter 4 R EMOVAL AND R EPLACEMENT P RELIMINARIES This chapter provides general service information for the computer. Adherence to the procedures and precautions described in this chapter is essential for proper service.
4-2 Removal and Replacement Preliminaries 4.1.2 Preventing Electrostatic Damage to Equipment Many electronic components are sensitive to ESD. Circuitry design and structure determine the degree of sensitivity. The following proper packaging and grounding precautions are necessary to prevent damage to electric components and accessories.
Compaq Deskpro 2000 Series of Personal Computers 4-3 4.1.4 Grounding Workstations To prevent static damage at the workstation, use the following precautions: Cover the workstation with approved static-dissipative material. Provide a wrist strap connected to the work surface and properly grounded tools and equipment.
4-4 Removal and Replacement Preliminaries Wrist straps and footwear straps providing one-megohm +/- 10% resistance Material handling packages Conductive plastic bags Conduc.
Compaq Deskpro 2000 Series of Personal Computers 4-5 4.2.3 Cleaning the Keyboard Follow all safety precautions in Section 4.2.1 before cleaning the keyboard. To clean the tops of the keys or the keyboard body, follow the procedures described in Section 4.
4-6 Removal and Replacement Preliminaries 4.3 Service Considerations Listed below are some of the considerations that you should keep in mind during the disassembly and assembly of the computer.
Compaq Deskpro 2000 Series of Personal Computers 4-7 4.3.4 Hard Drives Handle hard drives as delicate precision components, avoiding all physical shock and vibration. This applies to failed drives as well as replacement spares. Use only the packaging provided by Compaq for shipping.
Compaq Deskpro 2000 Series of Personal Computers 5-1 chapter 5 R EMOVAL AND R EPLACEMENT P ROCEDURES - D ESKTOP This chapter provides subassembly/module level removal and replacement procedures for desktop models of the Compaq Deskpro 2000 Series of Personal Computers.
5-2 Removal and Replacement Procedures - Desktop 5.2 Disassembly Sequence Chart Use the chart below to determine the disassembly sequence for removing components from the computer. 5.4 Computer Feet 5.5 Cable Lock 5.6 System Unit Cover 5.7 Speaker 5.8 Expansion Board 5.
Compaq Deskpro 2000 Series of Personal Computers 5-3 5.3 Preparation for Disassembly See Chapter 4, “Removal and Replacement Preliminaries,” for initial procedures. To prepare the computer for disassembly, complete the following steps: 1. Remove any diskette, compact disc, or tape from the computer.
5-4 Removal and Replacement Procedures - Desktop 5.4 Feet Four rubber feet are mounted to the underside of the chassis. If necessary, remove the old feet and scrape the residue of the old feet from the chassis using a small, flat-bladed screwdriver.
Compaq Deskpro 2000 Series of Personal Computers 5-5 5.5 Cable Lock To install the cable lock provision, complete the following steps: 1. Remove one thumbscrew from the rear of the computer. Use a flat-bladed screwdriver if needed to loosen a stubborn screw.
5-6 Removal and Replacement Procedures - Desktop 5.6 System Unit Cover To remove the system unit cover, complete the following steps: 1. Prepare the computer for disassembly (Section 5.3). 2. Remove the thumbscrews at the rear of the computer to release the cover.
Compaq Deskpro 2000 Series of Personal Computers 5-7 5.7 Speaker To remove the speaker, complete the following steps: 1. Remove the system unit cover (Section 5.
5-8 Removal and Replacement Procedures - Desktop 3. Unsnap the speaker-retaining clip 1 on the right side (from the front of the chassis) of the drive bay and remove the speaker 3 . Figure 5-6. Removing the Speaker To replace the speaker, ensure that the cardboard insulator 2 is on the speaker; then, reverse the above procedure.
Compaq Deskpro 2000 Series of Personal Computers 5-9 5.8 Expansion Board The desktop versions of the Compaq Deskpro 2000 Series of Personal Computers have five expansion slots: three on the outboard side of the riser board and two on the inboard side.
5-10 Removal and Replacement Procedures - Desktop 5.8.1 Inboard Expansion Board To remove an inboard expansion board, complete the following steps: 1. Remove the system unit cover (Section 5.6). 2. Remove the retaining screw and board retainer bracket that secure the board to the rear of the computer chassis.
Compaq Deskpro 2000 Series of Personal Computers 5-11 5.8.2 Outboard Expansion Board To remove an outboard expansion board, complete the following steps: 1. Remove the system unit cover (Section 5.6). 2. Remove the retaining screw that secures the board to the rear of the computer chassis.
5-12 Removal and Replacement Procedures - Desktop 5.9 System Board Components 5.9.1 Memory Modules Memory may be expanded by adding one or more DIMMs at a time onto the system board. CAUTION: Static electricity can damage the electronic components of the computer or optional boards.
Compaq Deskpro 2000 Series of Personal Computers 5-13 5.9.2 System Board Graphics Memory Module Upgrade To install a graphics memory module upgrade for the graphics controller that is preinstalled in the system board, complete the following steps: 1. Remove the system unit cover (Section 5.
5-14 Removal and Replacement Procedures - Desktop 6. Turn the computer on and start Windows 95. 7. Select the display icon in Windows 95 and follow the online instructions to take advantage of the additional display modes available with the upgraded memory.
Compaq Deskpro 2000 Series of Personal Computers 5-15 CAUTION: When replacing the processor, be sure the clipped corner of the processor (location of pin 1) is aligned with the triangular area of the ZIF socket (marked * on the system board). Failure to do so could result in burning out both the processor and the system board.
5-16 Removal and Replacement Procedures - Desktop Pentium II System Board To remove the microprocessor from the Pentium II system board, complete the following steps: : 1. Remove the system unit cover (Section 5.6). 2. Remove any expansion boards that might block access to the microprocessor (Section 5.
Compaq Deskpro 2000 Series of Personal Computers 5-17 8. Replace the system unit cover. 5.9.4 Cache Memory (Pentium System Only) To install an optional cache board onto the system board, complete the following steps: 1. Remove the system unit cover (Section 5.
5-18 Removal and Replacement Procedures - Desktop 5.10 Riser Board To remove the riser board, complete the following steps: 1. Remove the system unit cover (Section 5.6). CAUTION: Power must be off at least 30 seconds before beginning disassembly. 2. Remove all expansion boards (Section 5.
Compaq Deskpro 2000 Series of Personal Computers 5-19 5.11 Riser Brace The riser brace should only be removed from the computer if it has been damaged. 1. Remove the system unit cover (Section 5.6). 2. Remove the expansion boards (Section 5.8). 3. Remove the riser board (Section 5.
5-20 Removal and Replacement Procedures - Desktop 5.12 Expansion Board Guide To remove the expansion board guide, complete the following steps: 1. Remove the system unit cover (Section 5.6). 2. Remove all outboard expansion boards that may interfere with this operation (Section 5.
Compaq Deskpro 2000 Series of Personal Computers 5-21 5.13 Replacement Battery The real-time clock battery that came with the computer is non-replaceable and is permanently installed on the system board. ! WARNING: The system board contains a clock/CMOS lithium battery.
5-22 Removal and Replacement Procedures - Desktop Figure 5-20. Installing the Battery, Pentium II System 4. Replace the system unit cover. 5. Place the sticker contained in the battery kit onto the back of the computer above the power connector. 6. Reconnect any external devices and plug in the computer.
Compaq Deskpro 2000 Series of Personal Computers 5-23 5.14 Front Bezel Assembly The front bezel assembly consists of the front bezel, the power button, and the bezel blank. 5.14.1 Front Bezel The front bezel must be removed from the chassis before removing or installing the power supply or any of the mass storage devices.
5-24 Removal and Replacement Procedures - Desktop 5.14.2 Power Button To remove the power button, complete the following steps: 1. Remove the system unit cover (Section 5.6). 2. Remove the front bezel (Section 5.14.1). 3. Hold the front bezel in one hand with the inside surface towards you.
Compaq Deskpro 2000 Series of Personal Computers 5-25 5.14.3 Bezel Blank To remove a bezel blank, complete the following steps: 1. Remove the system unit cover (Section 5.6). 2. Remove the front bezel (Section 5.14.1). 3. Lay the front bezel face down on a protected work surface.
5-26 Removal and Replacement Procedures - Desktop 5.14.4 Compaq Logo To remove the Compaq logo from the front bezel, complete the following steps: 1. Remove the system unit cover (Section 5.
Compaq Deskpro 2000 Series of Personal Computers 5-27 5.15 Power Supply Assembly The power supply assembly is divided into two sections: one for the power switch assembly and one for the power supply. 5.15.1 Power Switch Assembly To remove the power switch assembly, complete the following steps: 1.
5-28 Removal and Replacement Procedures - Desktop To install the power switch assembly, complete the following steps. 1. Install a new power switch into a new switch holder. To install the power switch into the switch holder: ❏ Insert the switch into the back of the holder.
Compaq Deskpro 2000 Series of Personal Computers 5-29 5.15.2 Power Supply To remove the power supply, complete the following steps: 1. Remove the system unit cover (Section 5.6). 2. Remove the front bezel (Section 5.14.1). 3. Remove the power switch (Section 5.
5-30 Removal and Replacement Procedures - Desktop 5.16 Mass Storage Devices This section discusses the removal and replacement procedures for the mass storage devices that are supported on the Deskpro 2000 Series of Personal Computers. Refer to Chapter 1, Section 1.
Compaq Deskpro 2000 Series of Personal Computers 5-31 4. Remove the single screw on the left-rear of the drive that secures the drive into the chassis.
5-32 Removal and Replacement Procedures - Desktop 5.16.2 5.25-Inch Drive Bays The 5.25-inch drive bays may be occupied by diskette drives, hard drives, CD-ROM drives, PD-CD drives, LS-120 drives, or tape drives.
Compaq Deskpro 2000 Series of Personal Computers 5-33 4. Remove the two screws on the right side of the drive bay that secure the drive to the chassis.
5-34 Removal and Replacement Procedures - Desktop 5.16.3 Installing a New Drive When installing a new drive, you should use either the wafer screws provided in the option kit or the extra U.S. or metric screws, both of which types are stored in the front of the computer chassis for this purpose.
Compaq Deskpro 2000 Series of Personal Computers 5-35 If you are installing a 3.5-inch diskette drive into a 5.25-inch drive bay, use Compaq bracket spare part number 243230-001, which comes with a preinstalled bezel. If you are installing a 3.5-inch hard drive into a 5.
5-36 Removal and Replacement Procedures - Desktop 4. Install the drive assembly into the drive bay. Ensure that the guide screw fits into the tab on the left side of the bay. 5. Secure the drive with two wafer screws on the right side of the drive bay.
Compaq Deskpro 2000 Series of Personal Computers 5-37 5.17 Drive Cage To remove the drive cage from the computer chassis, complete the following steps: 1. Remove the system unit cover (Section 5.6). 2. Remove the front bezel (Section 5.14.1). 3. Remove the three screws that secure the drive cage to the chassis.
5-38 Removal and Replacement Procedures - Desktop 5.18 LED Cable To remove the LED cable, complete the following steps:: 1. Remove the system unit cover (Section 5.6). 2. Remove the front bezel (Section 5.14.1). 3. Remove the drive cage (Section 5.17).
Compaq Deskpro 2000 Series of Personal Computers 5-39 Figure 5-38. Removing the LED Cable, Pentium II System 5. Remove the LED ends 2 of the cable from the front of the chassis by gently pulling on the cable while at the same time pushing the ends of the LED from the front of the chassis.
5-40 Removal and Replacement Procedures - Desktop 5.19 System Board To remove the system board, complete the following steps: 1. Remove the system unit cover (Section 5.6). 2. Remove the expansion boards (Section 5-8). 3. Remove the riser board (Section 5.
Compaq Deskpro 2000 Series of Personal Computers 5-41 8. Use your fingers to grip the system board at the guide pin 1 area and pull up on the board to release it from the pin. CAUTION: Do not use any tools to release the board from the pin. Doing so may damage the system board electronically.
5-42 Removal and Replacement Procedures - Desktop Figure 5-40. Removing the Pentium II System Board ✎ The riser brace has been removed for clarity. To install a new system board, reverse the above procedures.
Compaq Deskpro 2000 Series of Personal Computers 6-1 chapter 6 R EMOVAL AND R EPLACEMENT P ROCEDURES - M INITOWER This chapter provides subassembly/module level removal and replacement procedures for minitower models of the Compaq Deskpro 2000 Series of Personal Computers.
6-2 Removal and Replacement Procedures - Minitower 6.2 Disassembly Sequence Chart Use the chart below to determine the disassembly sequence for removing components from the computer. 6.4 Computer Feet 6.5 Cable Lock 6.6.1 Access Panel 6.7 Riser Brace 6.
Compaq Deskpro 2000 Series of Personal Computers 6-3 6.3 Preparation for Disassembly See Chapter 4, “Removal and Replacement Preliminaries,” for initial procedures. To prepare the computer for disassembly, complete the following steps: 1. Remove any diskette, compact disc, or tape from the computer.
6-4 Removal and Replacement Procedures - Minitower 6.5 Cable Lock To install the cable lock provision, complete the following steps: 1. Remove one thumbscrew from the rear of the computer. Use a flat-bladed screwdriver if needed. 2. Separate the pieces of the security bracket by bending the metal where the three pieces join.
Compaq Deskpro 2000 Series of Personal Computers 6-5 6.6 Exposing the Chassis 6.6.1 Access Panel To remove the access panel, complete the following steps: 1. Prepare the computer for disassembly (Section 6.3). 2. Remove the thumbscrews at the rear of the computer to release the panel.
6-6 Removal and Replacement Procedures - Minitower 6.6.2 Minitower J Hood It is only necessary to remove the J hood if it has been damaged. To remove the J hood, complete the following steps: 1. Remove the access panel (Section 6.6.1) 2. Remove the front bezel (Section 6.
Compaq Deskpro 2000 Series of Personal Computers 6-7 6.7 Riser Brace Before an expansion board can be installed or replaced, you must remove the riser brace that holds the expansion boards. Follow these steps to remove the riser brace: 1. Remove the access panel (Section 6.
6-8 Removal and Replacement Procedures - Minitower 6.8 Expansion Board The Compaq Deskpro 2000 Series of Personal Computers contains five expansion slots on the expansion board. 1 Two dedicated PCI expansion slots 2 One PCI/ISA shared expansion slot 3 Two dedicated ISA expansion slots Figure 6-7.
Compaq Deskpro 2000 Series of Personal Computers 6-9 4. Remove the expansion board screw, then slide the expansion board out of the expansion slot. Figure 6-8.
6-10 Removal and Replacement Procedures - Minitower 6.9 Expansion Board Guide To remove the expansion board guide, complete the following steps: 1. Remove the access panel (Section 6.6.1). 2. Remove the riser brace (Section 6.7). 3. Remove the expansion boards (Section 6.
Compaq Deskpro 2000 Series of Personal Computers 6-11 6.10 Riser Board To remove the riser board, complete the following steps: 1. Remove the access panel (Section 6.6.1). 2. Remove the riser brace (Section 6.7). 3. Remove the expansion boards (Section 6.
6-12 Removal and Replacement Procedures - Minitower 6.11 Speaker To remove the speaker, complete the following steps: 1. Remove the access panel (Section 6.6.1). 2. Remove the riser brace (Section 6.7). 3. Disconnect the speaker cable from the audio board or the system board.
Compaq Deskpro 2000 Series of Personal Computers 6-13 6.12 System Board Components 6.12.1 Memory Module Memory may be expanded by adding one or more DIMMs at a time onto the system board. CAUTION: Static electricity can damage the electronic components of the computer or optional boards.
6-14 Removal and Replacement Procedures - Minitower 6.12.2 Microprocessor Pentium System Board To remove the microprocessor from the Pentium system board, complete the following steps 1. Remove the access panel (Section 6.6.1). 2. Remove any cables attached to expansion boards on the riser assembly.
Compaq Deskpro 2000 Series of Personal Computers 6-15 To install the processor, complete the following steps: 1. Lower the processor 5 into the ZIF socket. Ensure that pin 1 on the processor aligns with pin 1 on the ZIF socket. The location of pin 1 is indicated by a star (*) on the system board.
6-16 Removal and Replacement Procedures - Minitower 5. Press in on the processor module release latches 1 until they lock in the released position. 6. Pull the processor module away from the socket 2 .
Compaq Deskpro 2000 Series of Personal Computers 6-17 6.12.3 Cache Memory (Pentium System Only) To install an optional cache board onto the system board, complete the following steps: 1. Remove the access panel (Section 6.6.1). 2. Remove the riser brace (Section 6.
6-18 Removal and Replacement Procedures - Minitower 6.12.4 System Board Graphics Memory Module Upgrade To install a graphics memory module upgrade for the graphics controller that is preinstalled in the system board, complete the following steps: 1. Remove the access panel (Section 6.
Compaq Deskpro 2000 Series of Personal Computers 6-19 6. Select the display icon in Windows 95 and follow the online instructions to take advantage of the additional display modes available with the upgraded memory. To remove the graphics module, reverse the above procedure.
6-20 Removal and Replacement Procedures - Minitower Figure 6-20. Removing the Pentium II System Board To replace the system board, reverse the above procedure.
Compaq Deskpro 2000 Series of Personal Computers 6-21 ✎ When installing the Pentium II system board, ensure that the air duct is mounted in the front of the chassis with the alignment flaps 3 against the sides. The processor slides under the top flap of the air duct.
6-22 Removal and Replacement Procedures - Minitower 6.14 Replacement Battery The real-time clock battery that came with the computer is non-replaceable and is permanently installed on the system board. ! WARNING: The system board contains a clock/CMOS lithium battery.
Compaq Deskpro 2000 Series of Personal Computers 6-23 Figure 6-23. Installing the Battery, Pentium II System 5. Replace the riser brace if needed. 6. Replace the access panel. 7. Place the sticker contained in the battery kit onto the back of the computer above the power connector.
6-24 Removal and Replacement Procedures - Minitower 6.15 ISA Option Board Retainer To remove the ISA option board retainer, complete the following steps: 1. Remove the access panel (Section 6.6.1). 2. With the computer lying on its side, press down 1 on the end of the retainer, then lift 2 the retainer to remove it.
Compaq Deskpro 2000 Series of Personal Computers 6-25 6.16 Front Bezel Assembly The front bezel must be removed before removing or installing the J hood, the power supply, or any of the mass storage devices. 6.16.1 Front Bezel The front bezel is attached to the computer chassis with release latches that are integrated into the bezel.
6-26 Removal and Replacement Procedures - Minitower 6.16.2 Power Button To remove the power button, complete the following steps: 1. Remove the access panel (Section 6.6.1). 2. Remove the front bezel (Section 6.16.1). 3. Hold the front bezel in one hand with the inside surface towards you.
Compaq Deskpro 2000 Series of Personal Computers 6-27 6.16.3 Bezel Blank To remove a bezel blank, complete the following steps: 1. Remove the access panel (Section 6.6.1). 2. Remove the front bezel (Section 6.16.1). 3. Lay the front bezel face down on a protected work surface and remove the two screws that secure the bezel blank to the front bezel.
6-28 Removal and Replacement Procedures - Minitower 6.16.4 Compaq Logo To remove the Compaq logo from the front bezel, complete the following steps: 1.
Compaq Deskpro 2000 Series of Personal Computers 6-29 6.17 Power Supply Assembly 6.17.1 Power Supply Switch Assembly To remove the power supply switch, complete the following steps: 1. Remove the access panel (section 6.6.1). 2. Remove the front bezel (Section 6.
6-30 Removal and Replacement Procedures - Minitower To install the power switch assembly, complete the following steps. 1. Install a new power switch into a new switch holder. To install the power switch into the switch holder: ❏ Insert the switch into the back of the holder.
Compaq Deskpro 2000 Series of Personal Computers 6-31 6.17.2 Power Supply To remove the power supply, complete the following steps: 1. Remove the access panel (Section 6.6.1). 2. Remove the front bezel (Section 6.16.1). 3. Remove the power supply switch (Section 6.
6-32 Removal and Replacement Procedures - Minitower 6.18 LED Cable To remove the LED cable, complete the following steps: 1. Remove the access panel (Section 6.6.1). 2. Remove the front bezel (Section 6.16.1). 3. Disconnect the cable from the connection on the system board.
Compaq Deskpro 2000 Series of Personal Computers 6-33 Figure 6-33. Removing the LED Cable Assembly, Pentium II System To install the LED cable, reverse the above procedure. ✎ When reinstalling the LED end, place the LED with the black wire on top and the LED with the white wire on the bottom.
6-34 Removal and Replacement Procedures - Minitower 6.19 Mass Storage Devices This section discusses the removal and replacement procedures for the mass storage devices that are supported on the Deskpro 2000 Series of Personal Computers. Refer to Chapter 1, Section 1.
Compaq Deskpro 2000 Series of Personal Computers 6-35 5. Remove the two wafer screws on the left of the drive that secure the drive into the chassis. 6.
6-36 Removal and Replacement Procedures - Minitower 6.19.2 5.25-Inch Drive Bays The 5.25-inch drive bays may be occupied by diskette drives, hard drives, CD-ROM drives, PD-CD drives, LS-120 drives, or tape drives.
Compaq Deskpro 2000 Series of Personal Computers 6-37 4. Remove the two screws on the left side of the drive bay that secure the drive to the chassis. 5.
6-38 Removal and Replacement Procedures - Minitower 6.19.3 Installing a New Drive When installing a new drive, you should use either the wafer screws provided in the option kit or the extra U.S. or metric screws, both of which are stored in the front of the computer chassis for this purpose.
Compaq Deskpro 2000 Series of Personal Computers 6-39 To install a 5.25-inch drive into a 5.25-inch drive bay, begin with step 3. 1. Place the 3.5-inch drive into the bracket. 2. Insert two screws into the two bracket holes on each side of the bracket to secure the drive.
6-40 Removal and Replacement Procedures - Minitower 4. Install the drive or bracket assembly into the drive bay. Ensure that the guide screw fits into the tab on the side of the bay. 5. Secure the drive or bracket assembly with two wafer screws. Figure 6-41.
Compaq Deskpro 2000 Series of Personal Computers 6-41 6. Connect the drive cables. Refer to Section 6.19.1 for a diskette drive and Section 6.19.2 for a CD- ROM drive. Figure 6-42. Connecting the Power 1 and the Signal 2 Cables to a Hard Drive 7. Remove the bezel blank from the front bezel if necessary (Section 6.
Compaq Deskpro 2000 Series of Personal Computers 7-1 chapter 7 J UMPER AND S WITCH I NFORMATION This chapter provides jumper and switch information for system board jumpers, system I/O board connectors, and hard drives for the Compaq Deskpro 2000 Series of Personal Computers.
7-2 Jumper and Switch Information 7.1 System Board Switches 7.1.1 Pentium-Based System Boards The following illustration shows switch, connector, and jumper locations.
Compaq Deskpro 2000 Series of Personal Computers 7-3 Table 7-1 Pentium System Board Connectors, Jumpers, and Switches Device Description E6 Power-on password enable/disable header E8 Clear CMOS header.
7-4 Jumper and Switch Information Figure 7-2. Pentium II System Board Switch, Connector, and Jumper Locations Table 7-2 Pentium II System Board Connectors, Jumpers, and Switches Device Description J2 .
Compaq Deskpro 2000 Series of Personal Computers 7-5 7.1.2 Switch Settings The following figures and tables identify the switch settings for each processor frequency for the Pentium and Pentium II system boards. CAUTION: Do not configure the system board to operate faster than the speed at which the processor is rated.
7-6 Jumper and Switch Information Figure 7-4 . SW2 Module Location, Pentium II System Board Table 7-4 Pentium II System Board Processor Speed Switch Settings S1 S2 S3 S4 Processor Speed ON ON OFF OFF 233 ON OFF ON ON 266 ON OFF ON OFF 300 Note: The bus speed is hard wired to 66 MHz.
Compaq Deskpro 2000 Series of Personal Computers 7-7 7.2.1 Setting Power-On Password Jumpers The power-on password feature is enabled or disabled by moving the jumper on the password header located on the system board.
7-8 Jumper and Switch Information 7.2.2 Clearin g Configuration The computer's configuration (CMOS) may occasionally be corrupted. If it does, it is necessary to clear the CMOS memory. The clear-CMOS header, located on the system board, is used for this function.
Compaq Deskpro 2000 Series of Personal Computers 7-9 4. Replace the cover and tighten the thumbscrews on the rear panel. 5. Turn the computer on. 6. Run the Computer Setup utility to reconfigure the system. ✎ When jumper on the clear-CMOS header is removed, the password becomes invalid because the password is stored in the configuration memory.
7-10 Jumper and Switch Information 7.3 Hard Drives For more information about Compaq hard drives, refer to Appendix C in this guide. For more information about using SCSI devices, refer to Appendix D. 7.3.1 2.1-GB EIDE Hard Drive Jumper Settings Figure 7-11.
Compaq Deskpro 2000 Series of Personal Computers 7-11 Figure 7-13. 2.1-GB Maxtor EIDE Hard Drive Jumper Settings Table 7-7 Jumper Settings Description MA CS WC FR CO Single J Primary in dual system J Secondary in dual system O Cable select J Write cache enabled J Reserved O 4032 cylinder option enabled J J = Jumper.
7-12 Jumper and Switch Information 7.3.2 3.2-GB EIDE Hard Drive Jumper Settings Figure 7-14. 3.2-GB Seagate EIDE Hard Drive Jumper Settings Table 7-8 Jumper Settings Definition Jumpers Single 5 to 6 Primary 5 to 6 and 3 to 4 Secondary No connection Cable select 3 to 4 Figure 7-15.
Compaq Deskpro 2000 Series of Personal Computers 7-13 Figure 7-16. 3.2-GB Maxtor EIDE Hard Drive Jumper Settings Table 7-10 Jumper Settings Description MA CS WC FR CO Single J Primary in dual system J Secondary in dual system O Cable select J Write cache enabled J Reserved O 4032 cylinder option enabled J J = Jumper.
7-14 Jumper and Switch Information 7.3.3 Optional Ultra SCSI Hard Drive Jumper Settings Figure 7-17. 2.1-GB Ultra SCSI Hard Drive Jumper Settings Table 7-11 Jumper Settings Jumper J2 Jumper J6 Definit.
Compaq Deskpro 2000 Series of Personal Computers 7-15 Figure 7-18. 4.3-GB Ultra SCSI Hard Drive Jumper Settings Table 7-12 Jumper Settings Jumper J2 Jumper J6 Definition Jumper Definition A0 A1 A2 Ena.
7-16 Jumper and Switch Information 7.3.4 Optional Ultra ATA Hard Drives Jumper Settings Figure 7-19. 2.1-GB Maxtor Ultra ATA Hard Drive Jumper Settings Table 7-13 Jumper Settings Description MA CS WC .
Compaq Deskpro 2000 Series of Personal Computers 7-17 Figure 7-21. 3.2-GB Maxtor Ultra ATA Hard Drive Jumper Settings Table 7-15 Jumper Settings Description MA CS WC FR CO Single J Primary in dual system J Secondary in dual system O Cable select J Write cache enabled J Reserved O 4032 cylinder option enabled J J = Jumper.
7-18 Jumper and Switch Information 7.4 CD-ROM Drive Jumper Settings Figure 7-22. Jumper Pins for the 16X max EIDE CD-ROM Drives Table 7-16 Jumper Settings Definition Jumper Primary MA Secondary SL Cable select CS 7.5 Optional PD-CD Drives For more information about SCSI devices, refer to Appendix D.
Compaq Deskpro 2000 Series of Personal Computers 7-19 7.6 Diskette Drive IA 1DRV 2CSL 2MST CS MA SL MD0 120 MB Floppy Drive Assembly Number 184932 Figure 7-24.
Compaq Deskpro 2000 Series of Personal Computers 8-1 chapter 8 S PECIFICATIONS This chapter provides physical, environmental, and performance specifications for the computer, keyboard, and mass storage devices. 8.1 System Table 8-1 Desktop System Specifications U.
8-2 Specifications Table 8-2 Minitower System Specifications U. S. Metric Dimensions Height Width Depth 18.49 in 7.31 in 16.89 in 46.96 cm 18.57 cm 42.
Compaq Deskpro 2000 Series of Personal Computers 8-3 Table 8-3 System Interrupts Hardware IRQ System Function IRQ 0 Timer Interrupt (Not on ISA Bus) IRQ 1 Keyboard (Not on ISA Bus) IRQ 2 Interrupt Con.
8-4 Specifications Table 8-5 System I/O I/O Address (Hex) System Function (Shipping Configuration) 000 - 00F DMA Controller # 1 010 - 01F Unused 020 - 03F Interrupt Controller # 1 040 - 043 Counter/Ti.
Compaq Deskpro 2000 Series of Personal Computers 8-5 Table 8-5 continued I/O Address (Hex) System Function (Shipping Configuration) 202 - 21F Unused 220 - 22F Business Audio (Default; Alternate = 240h.
8-6 Specifications Table 8-6 System Memory Map Size Memory Address System Function 256 KB FFFFFFFFh to FFFC0000h System ROM 2,080,512 KB FFFBFFFFh to 81000000h PCI Memory Expansion 16 MB 80FFFFFFh to .
Compaq Deskpro 2000 Series of Personal Computers 8-7 8.2 Drives Table 8-7 1.44 MB Diskette Drive Size and Capacity Size (in) 3.5 High Density (MB) 1.44 Low Density (KB) 720 Compaq Spare Part Number 16.
8-8 Specifications Table 8-8 Hard Drives IDE/EIDE 2.1-GB 3.2-GB Formatted Capacity Physical (MB) Lo g ical ( MB ) 2111.86 2111.86 3209.0 3209.0 Compa q Spare Part Number 278745-001 278746-001 Drive T y pe 65 65 Transfer Rate Interface ( Mb y tes/sec ) 16.
Compaq Deskpro 2000 Series of Personal Computers 8-9 Table 8-9 Ultra SCSI Hard Drives 2.1 GB 4.3 GB Formatted Capacity Physical (MB) Logical (MB) 2.16 2.10 4.6 4.3 Compaq Spare Part Number 247409-001 247408-001 Transfer Rate Media (MB/sec) Interface (MB/sec) 62.
8-10 Specifications Table 8-10 CD-ROM Drives 16X Max 24X Max Applicable Disc CD-ROM mode1, mode 2 Mixed mode (audio and data combined) CD-DA Photo CD (single and multi-session) CDi ready CD-XA ready C.
Compaq Deskpro 2000 Series of Personal Computers 8-11 Table 8-11 PD-CD Drive 4X 8X Compaq Spare Part Number 184691-201 185951-001 Disc Application Disc CD-ROM CD-XA CD-I CD-I Ready Photo CD CD-WO Mode.
8-12 Specifications Table 8-11 Continued Indicators Busy LED Mode LED Green = Drive ready and media is inserted Amber = Media access Amber = PD, Green = CD Green = Drive ready and media is inserted Am.
Compaq Deskpro 2000 Series of Personal Computers 8-13 Table 8-12 LS-120 Drive Compaq Spare Part Number Internal External 263709-002 294158-001 Physical Characteristics Height Width Length Weight (w/eject motor) 1.00-in (25.4-mm) 4.00-in, (101.6-mm) 5.
8-14 Specifications 8.3 Audio System Table 8-13 Audio System Compaq Business Pro Audio Board Compaq Spare Part Number 278792-001 Sampling Rate 5.51 KHz to 44 KHz (adjustable) Maximum Voltage (rms) Microphone-in Headphone-out Line-in Line-out 0.030 n/a 0.
Compaq Deskpro 2000 Series of Personal Computers 8-15 8.5 Mouse Table 8-15 2-Button Mouse U.S. Metric Dimensions Height Length Width 1.34 in 4.45 in 2.
8-16 Specifications Table 8-17 MPEG1 Graphics Controller Resolution Ma×imum Refresh Rate, Hz 1-MB SGRAM Colors Supported 2-MB SGRAM Colors Supported 640 × 480 85 16.
Compaq Deskpro 2000 Series of Personal Computers A -1 appendix A C ONNECTOR P IN A SSIGNMENTS This appendix contains the pin assignments for all external connectors: Table A-1 Keyboard Connector and I.
A -2 Connector Pin Assignments Table A-3 Parallel Interface Connector and Icon Pin Signal 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18.
Compaq Deskpro 2000 Series of Personal Computers A -3 Table A-5 Monitor Connector Pin Signal 7 8 KEY 10 1 2 3 4 5 6 15 14 13 12 11 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Red Analog Green Analog Blue Anal.
A -4 Connector Pin Assignments Table A-8 Ultra-Wide SCSI Connector Connector and Icon Pin Signal 1-16 17 - 18 19 20 - 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 - 50 51 - 52 53 54 55 56 57 58 59 .
Compaq Deskpro 2000 Series of Personal Computers A -5 Table A-9 Line-In Audio Connector Connector and Icon Pin Signal 1 (Outside) 2 (Inside) 3 (Inside) Ground Left Channel Data Right Channel Data Tabl.
A -6 Connector Pin Assignments Table A-14 IDE/EIDE Drive Cable 1 39 2 40 Pin Signal Pin Signal 1 RESET 21 DREQ 2 GND 22 GND 3 DD7 23 DIOW 4 DD8 24 GND 5 DD6 25 DIOR 6 DD9 26 GND 7 DD5 27 IORDY 8 DD10 .
Compaq Deskpro 2000 Series of Personal Computers B -1 appendix B P OWER C ORD S ET R EQUIREMENTS The voltage select switch feature on the computer permits it to operate from any line voltage between 100-120 or 200-240 volts AC.
B -2 Power Cord Set Requirements Country-Specific Requirements Power Cord Set Requirements–By Country Country Accrediting Agency Applicable Note Numbers Australia EANSW 1 Austria OVE 1 Belgium CEBC .
Compaq Deskpro 2000 Series of Personal Computers C -1 appendix C H ARD D RIVES Compaq Computer Corporation uses IDE/EIDE hard disk drives that conform to two different primary/secondary implementations. These are Conner mode and ATA-compatible mode. These two modes are incompatible with one another.
C -2 Hard Drives SMART The hard drives for the Compaq Deskpro 2000 Series of Personal Computers are all SMART compatible. Drives that are SMART compatible have built-in drive failure prediction that warns the user or the network administrator of an impending failure or crash of the hard drive.
Compaq Deskpro 2000 Series of Personal Computers C -3 In order to take full advantage of the higher transfer rates, the standard 40-conductor cable must be replaced with an optional 80-conductor cable. The Compaq Deskpro 2000 Series of Personal Computers will support up to four mass storage devices.
Compaq Deskpro 2000 Series of Personal Computers D -1 appendix D SCSI G UIDELINES This appendix contains helpful guidelines for installing Small Computer System Interface (SCSI) devices. For more detailed information, refer to the documentation that came with your computer.
D -2 SCSI Guidelines Termination 1. Every SCSI chain must be terminated at both ends regardless of whether it is an internal SCSI chain, an external SCSI chain, or a combination internal-external SCSI chain. 2. The PD-CD drive must be terminated by using a SCSI interconnect cable that has a terminating plug on one of its ends.
Compaq Deskpro 2000 Series of Personal Computers E -1 appendix E D IAGNOSTIC E RROR C ODES Diagnostic error codes occur if the system recognizes a problem while running the Compaq Diagnostics program. These error codes help identify possibly defective subassemblies.
E -2 Diagnostic Error Codes Tables E-2 through E-18 list possible error codes, descriptions of each error condition, and actions required to resolve the error condition. ✎ Retest the system after completing each step. If the problem has been resolved, do not proceed with the remaining steps.
Compaq Deskpro 2000 Series of Personal Computers E -3 Table E-3 Memory Test Error Codes Error Code Description Recommended Action 0200-xx Memory machine ID test failed.
E -4 Diagnostic Error Codes Table E-5 Parallel Printer Test Error Codes Error Code Description Recommended Action 0401-xx Printer failed or not connected. The following steps apply to 0401-xx through 0403-xx: 0402-xx Printer port test failed. 1. Connect the printer.
Compaq Deskpro 2000 Series of Personal Computers E -5 Table E-9 Hard Drive Test Error Codes Error Code Description Recommended Action 1701-xx Hard drive format test failed. The following steps apply to error codes 1701-xx through 1736-xx: 1702-xx Hard drive read test failed.
E -6 Diagnostic Error Codes Table E-11 Video Test Error Codes Error Code Description Recommended Action 2401-xx Graphics controller test failed. 1. Replace the video board and retest. 2. Replace the system board and retest. 2402-xx Video memory test failed.
Compaq Deskpro 2000 Series of Personal Computers E -7 Table E-11 Continued Error Code Description Recommended Action 2458-xx Advanced VGA BitBLT test. The following steps apply to error codes 2458-xx through 2480-xx: 2468-xx Advanced VGA DAC test. 1. Replace the video board and retest.
E -8 Diagnostic Error Codes Table E-14 SCSI CD-ROM Test Error Codes Error Code Description Recommended Action 6600-xx ID test failed. The following steps apply to error codes error codes 6600-xx through 6623-xx: 6605-xx Read test failed. 1. Replace the CD media and retest.
Compaq Deskpro 2000 Series of Personal Computers E -9 SCSI Error Codes This section includes the error codes for the following SCSI devices: ■ Hard drives ■ CD-ROM drives ■ Tape drives ■ PD-CD.
E -10 Diagnostic Error Codes Table E-18 SCSI Test Error Codes Error Code Description Recommended Action XXXX-02 Drive not installed. Check cable connections. XXXX-03 Media not in drive. Check for and install DATA CD or write-enabled tape in drive. XXXX-05 Seek failure.
Compaq Deskpro 2000 Series of Personal Computers E -11 Table E-18 Continued Error Code Description Recommended Action XXXX-41 SCSI bus stayed busy. Replace the indicated device. XXXX-42 ACK/REQ lines bad. Replace the indicated device. XXXX-43 ACK did not deassert.
Compaq Deskpro 2000 Series of Personal Computers F -1 appendix F POST E RROR M ESSAGES An error message results if the Power-On Self-Test encounters a problem. This test runs when the system is turned on, checking assemblies within the computer and reporting any errors found.
F -2 POST Error Messages Table F-1 Continued Message Beeps* Probable Cause Recommended Action 301-Keyboard Error or Test Fixture Installed None Keyboard failure. Replace the keyboard. 303-Keyboard Controller Error None I/O board keyboard controller. 1.
Compaq Deskpro 2000 Series of Personal Computers F -3 Table F-1 Continued Message Beeps* Probable Cause Recommended Action 1720-SMART Hard Drive detects imminent failure None Hard drive is about to fail. Back up contents and replace hard drive. 1721-SMART SCSI Hard Drive detects imminent failure None Hard drive is about to fail.
Compaq Deskpro 2000 Series of Personal Computers G-1 appendix G T ROUBLESHOOTING W ITHOUT D IAGNOSTICS This section describes some simple, preliminary tests and guidelines for troubleshooting the computer without using the diagnostics.
G-2 Troubleshooting Without Diagnostics Power Problems This section identifies some quick checks for power–related problems. Table G-1 Solutions for Power Problems Problem Possible Solution Computer will not turn on. Ensure that the computer is connected to a power source.
Compaq Deskpro 2000 Series of Personal Computers G-3 Diskette Drive Problems This section identifies some quick checks for diskette drive problems. Table G-3 Solutions for Diskette Drive Problems Problem Possible Solution Diskette drive light stays on.
G-4 Troubleshooting Without Diagnostics Display Problems This section identifies some quick checks for display–related problems. Table G-4 Solutions for Display Problems Problem Possible Solution Screen is blank. 1. Monitor is not turned on and the monitor light is not on.
Compaq Deskpro 2000 Series of Personal Computers G-5 Printer Problems This section identifies some quick checks for printer–related problems. Table G-5 Solutions for Printer Problems Problem Possible Solution Printer will not print. 1. Printer is not turned on and online.
G-6 Troubleshooting Without Diagnostics Hard Drive Problems This section identifies some quick checks for hard drive–related problems. The information provided by the diagnostics test includes: error code, system serial number, drive serial number, drive model, and drive firmware revision.
Compaq Deskpro 2000 Series of Personal Computers G-7 Hardware Installation Problems This section identifies some quick checks for hardware problems. Table G-7 Solutions for Hardware Installation Problems Problem Possible Solutions A new device is not recognized as part of the computer system.
G-8 Troubleshooting Without Diagnostics CD-ROM Drive Problems This section identifies some quick checks for CD-ROM drive–related problems. Table G-8 CD-ROM Drive Problems Problem Possible Solution Cannot read compact disc. 1. CD is not properly seated in the drive.
Compaq Deskpro 2000 Series of Personal Computers G-9 Memory Problems This section identifies some quick checks for memory–related problems. Table G-9 Memory Problems Problem Possible Solution Out of Memory error. 1. In Windows NT, run Performance Monitor.
G-10 Troubleshooting Without Diagnostics Network Problems Some common causes and solutions for network problems are listed in the following table. These guidelines do not discuss the process of debugging network cabling. Table G-11 Network Problems Problem Cause Solution System does not detect a network controller.
Compaq Deskpro 2000 Series of Personal Computers G-11 Table G-11 Continued Problem Cause Solution Network controller stopped working when an expansion board was added to the computer. 1. Network drivers are not loaded or driver parameters do not match the current configuration.
G-12 Troubleshooting Without Diagnostics Resolving Audio Hardware Conflicts Hardware conflicts occur when two or more peripheral devices contend for the same signal lines or channels. Conflicts between the audio interface and another peripheral device may be due to the settings of the base I/O addresses, interrupts, or DMA channels.
Compaq Deskpro 2000 Series of Personal Computers H-1 appendix H I NTEL 440LX C HIPSET M EMORY L IMITATIONS The Intel 440LX Chipset has many functions, one of which is memory support. The Compaq Deskpro 2000 Series of Personal Computers with the Intel Pentium II processor comes standard with three DIMM sockets.
H-2 Intel 44LX Chipset Memory Limitations Table H-1 SDRAM Memory Technologies SDRAM Size Address Locations SDRAM Width Number Of Chips Non-ECC (64 bits) Number Of Chips ECC (72 bits) DIMM Size 1M×16 .
Compaq Deskpro 2000 Series of Personal Computers H-3 Table H-2 shows which configurations of ×8 and ×32 DIMMs are supported. Table H-2 Supported Memory Configurations DIMM SLOT Supported 1 2 3 Confi.
Index I-1 Index A access panel illustrated, 3-4 removal and replacement, 6-5 spare part number, 3-5 activity lights, 1-14, 1-17 add-in devices listing, 2-5 agency requirements power cord, B-2 Alt key,.
I-2 Index location, 2-1 configuration management, 1-12, 2-18 Configuration utilities, 2-1 connector location keyboard, 1-16, 1-20 monitor, 1-16, 1-20 mouse, 1-16, 1-20 parallel port, 1-16, 1-20 power .
Index I-3 E ECC memory fault prediction, 1-13, 2-16 EIDE. See IDE electrostatic damage preventing, 4-2 electrostatic discharge information, 4-1 enhanced keyboard, 1-22 Enhanced Parallel Port (EPP), 1-.
I-4 Index insight manager, 2-24 agents, 2-24 INSPECT utility, 1-15, 1-19, 2-1 installation drive, new, desktop, 5-34 drive, new, minitower, 6-38 power switch, 5-28, 6-30 integrated software, 2-22 inte.
Index I-5 2.1-GB Ultra ATA hard drive jumper settings, 7-16 3.2-GB EIDE hard drive jumper settings, 7-13 3.2-GB Ultra ATA hard drive jumper settings, 7-17 memory base, 1-6 cache, 1-6 chipset limitatio.
I-6 Index parallel port, 1-4, 1-9 parallel support mode, 1-9 partition, diagnostics, 2-12 partners program desktop management, 2-25 system management, 2-25 password changing, 2-6 deleting, 2-6 enterin.
Index I-7 kit spare part number, 3-24 removal and replacement, 5-27, 6-29 power-on light, 1-14 password, 1-10, 7-7 Power-on Self-Test (POST) function, 2-13 messages, F-1 precautions, cleaning, 4-4 Pre.
I-8 Index replicated setup, 2-22 restoring your hard drive, 2-27 riser board removal and replacement, 5-18, 6-11 riser brace illustrated, desktop, 3-22 illustrated, minitower, 3-4 removal and replacem.
Index I-9 DMA, 8-3 I/O, 8-4 interrupts, 8-3 memory map, 8-6 memory options, 1-6 security, 1-10 serial number, 1-12 specifications, 8-1 system board removal and replacement, Pentium II system, 5-40, 6-.
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