Gebruiksaanwijzing /service van het product dx2100 MT van de fabrikant HP (Hewlett-Packard)
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ser v ice r efer ence guide HP C ompaq dx2100 MT Business P C 1st E ditio n This doc ument pro v ides inf ormati on on the re mov al and r eplacement of all parts as well as inf ormatio n on trou bl e.
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Ser vice R ef erence Guide HP Co mpaq dx2100 MT Busine ss P C 1st E dition Doc ument P ar t Number : 404 56 9-001 Nov ember 2005.
© Copyright 2005 He wlett-Packard De velopment Compan y , L.P . The information contained herein is subject to change without notice. Microsoft, MS-DOS, W indows, and W indows NT are trademar ks of Microsoft Corporation in the U.S. and other countries.
Ser ci ce Refer ence Guide . dx2100 MT 404 56 9-001 iii Cont ents 1 Installing the Operating System 1.1 Microsoft Windows XP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–1 1.1.1 Installing or Upgrading Device Drivers .
iv 404 56 9- 001 Service R efer ence Guide, dx2100 MT Conte nt s 4.5.1 PATA Device Classes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–4 4.6 SATA SMART Drives . . . . . . . . . . . . . . .
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 v Con tents 6.9 Front I/O Panel Housing Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6–15 6.10Speaker . . . . . . . . . . . . . . . . . . . . .
vi 404 56 9- 001 Service R efer ence Guide, dx2100 MT Conte nt s.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9- 001 1–1 1 Installin g t he O peratin g S y stem Depending on the model, Micro soft W indows XP Home or W indo ws XP Professional is preinstalled on the computer an d will be conf igured automatically the f irst time the computer is turned on.
1–2 404 56 9- 001 Service R efer ence Guide, dx2100 MT Installing the Oper ating S yst em 1 .2 Conv er tin g to NTFS 1 .2. 1 Windo ws XP Home and XP Professional The W indows XP Home and XP Profession al op erating systems handle only NTFS-formatted driv es.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9- 001 2–1 2 Setu p Utiliti es and Dia gnos tic s Features Setup Utilities (F10) and diagnostic features pr o vide information needed about the computer system when contacting Cust omer Support.
2–2 404 56 9- 001 Service R efer ence Guide, dx2100 MT Setup Utilities and Diagn ostic s Fe atures 2.2 C omp uter Setu p Utiliti es Use Computer Setup Utilities (F10) to: ■ Modify or restore f actory default settings. ■ Set the system date and time.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 2–3 Setup Utilities and Diagnostic s Featur es 4. Use the arro w (left and right) keys to select the appropriate heading. Use the arro w (up and do wn) ke ys to select the option you wan t, then press Enter .
2–4 404 56 9- 001 Service R efer ence Guide, dx2100 MT Setup Utilities and Diagn ostic s Fe atures 2.2.2 C ompu ter Setu p Menu . Heading O ption Description Sys t e m Info rmation None L ists pr od.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 2–5 Setup Utilities and Diagnostic s Featur es Standar d CMOS F eature s (continued) PATA C h 0 M a s t e r PATA C h 0 S l a v e (continued) F or .
2–6 404 56 9- 001 Service R efer ence Guide, dx2100 MT Setup Utilities and Diagn ostic s Fe atures Standar d CMOS F eature s (continued) SA T A C h 0 M a s te r SA T A C h 1 M a s te r F or each, al.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 2–7 Setup Utilities and Diagnostic s Featur es Standar d CMOS F eature s (continued) POST D el ay Al lows you to se t a POST d el ay to : •0 s e.
2–8 404 56 9- 001 Service R efer ence Guide, dx2100 MT Setup Utilities and Diagn ostic s Fe atures Advan ce d BIOS F eatures (continued) HDD S.M.A.R .T . Capa bili ty Disables /enables S .M.A.R.T . capability . Boot Up NumLock Sta tus Allo ws y ou to set the def ault NumLoc k status to o ff or on.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 2–9 Setup Utilities and Diagnostic s Featur es Advan ce d Chip set Fe a t u re s (continued) Auto Detect PCI Clk Disables/ena bles PCI c lock aut o -detection . Spr ead Spectr um Disables /enables cloc k spr ead spectr um.
2–10 404 56 9- 001 Service R efer ence Guide, dx2100 MT Setup Utilities and Diagn ostic s Fe atures Po w e r Management Setup (continued) Po w e r O n A f t e r Po w e r - F a i l Allo ws y ou to se lect s yst em pow er los s behav ior : • Las t State •O n •O f f MODEM Use IRQ Allow s you to select I RQ for MODEM to use .
Servi ce Ref erence Gui de, dx2100 MT 404 56 9-001 2–11 Setup Utilities and Diagnostic s Featur es PnP/P CI Conf igur ations (continued) IRQ R eso ur ces •I R Q - 3 assigned to •I R Q - 4 assign.
2–12 404 56 9- 001 Service R efer ence Guide, dx2100 MT Setup Utilities and Diagn ostic s Fe atures 2.3 Reco v ering t he C onfigura tion Set tin gs Recov ering the configuration se ttings established in the Comput er Setup (F10) Utility requires that you f irst back up the settings before a recovery is needed.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9- 001 3–1 3 De skt op Ma nageme nt ✎ Support for specific features described in this guide may v ary by mo de l or software version. 3. 1 Initi al Configuration an d Deplo yment HP computers come with a preinstalled system software image.
3–2 404 56 9- 001 Service R efer ence Guide, dx2100 MT Desktop Management 1. Remov e all remov able media and turn off the po wer . 2. Insert a diskette contain ing the desired BIOS im age f ile in the root directory . The media must be formatted using the F A T32 file system.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 3–3 Desktop Management 3.2.4 W orld Wid e W eb Site When making the transition to ne w or revised operating systems, it is i mportant to implement the support software designed for that opera ting system.
3–4 404 56 9- 001 Service R efer ence Guide, dx2100 MT Desktop Management 2. As soon as the computer is turned on, press and hold the F1 0 key until you enter Comput er Setup.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 3–5 Desktop Management ✎ If you do not press the F1 0 key at the appropriate time, you must turn the computer off, then on again, and press the F1 0 k ey again to access the utility . If you are using a PS/2 k eyboard, you may se e a K eyboard Error message—disregard it.
3–6 404 56 9- 001 Service R efer ence Guide, dx2100 MT Desktop Management Na tional K ey board Delimiter Ch aracters Each ke yboard is designed to meet country-spec ific requirements. The syntax and k eys that you use for changing or deleting yo ur password depend on the k eyboard that came wi th your computer .
Servi ce Ref erence Gui de, dx2100 MT 404 5 6 9-001 4–1 4 Seri al and P arallel A T A Driv e G ui delines an d Fe a t u r es ✎ Serial A T A = SA T A Parallel A T A = P A T A HP does not support the u se of a P A T A (IDE) hard dri ve on this model of computer .
4–2 404 56 9-001 Servi ce R efer ence Guide, dcx210 MT Ser ial and P ar allel A T A Dr iv e Guidelines and F eatures 4.2 SA T A Hard Driv e C abl es 4.2. 1 S A T A Da ta Ca ble Always use an HP approv ed SA T A 3.0 Gb/s ca ble as it is fully backw ard s compatible with the SA T A 1.
Servi ce Ref erence Gui de, dx2100 MT 40 45 69-001 4–3 Ser ial and P arallel A T A Driv e Guidelines and F eatures 4.3 P A T A De vice Informat ion This information applies to optical dri ves in a computer having one or two SA T A driv e controllers and a single P A T A driv e controller .
4–4 404 56 9-001 Servi ce R efer ence Guide, dcx210 MT Ser ial and P ar allel A T A Dr iv e Guidelines and F eatures Each driv e attached to a channel must hav e a dr i ve designation. If a dri ve is attached to the De vice 0 cable position and its cable-select jumper is present, the dri ve is designated as De vice 0.
Servi ce Ref erence Gui de, dx2100 MT 40 45 69-001 4–5 Ser ial and P arallel A T A Driv e Guidelines and F eatures 4.8 S A T A B IOS 4.8. 1 Lega c y Mode The Legac y mode is used to access devices a ttached to an embedded A T A controller . Each channel of the controller requires two f ixed I/O address ranges and an IRQ.
4–6 404 56 9-001 Servi ce R efer ence Guide, dcx210 MT Ser ial and P ar allel A T A Dr iv e Guidelines and F eatures 4.8.2 Na tiv e Mode The nati ve mode is used to access de vices atta ched to additional A T A controllers and is not supported by many le gacy operating systems.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9- 001 5–1 5 Id entifying t he C h assis , Routine Care, and Disa ssemb ly Pr eparation This chapter prov ides general service informatio n for the computer . Adherence to the p rocedures and precautions described in this chap ter is essential for proper service.
5–2 404 56 9- 001 Service R efer ence Guide, dx2100 MT Identif y ing th e Chassis, Ro utine Car e, and Disassembly Prepar ation 5 .2 Elec trostatic Disc harge Infor m ation A sudden discharg e of static electricity from your finger or other conductor can destroy static - sensiti ve de vices or microcircuitry .
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 5–3 Identif y ing th e Chassis, Ro utine Car e, and Disassembly Pr eparation 5 .2.3 P ersonal G rounding Met hods and E quipm ent Use the follo wi.
5–4 404 56 9- 001 Service R efer ence Guide, dx2100 MT Identif y ing th e Chassis, Ro utine Car e, and Disassembly Prepar ation ■ Static aw areness labels ■ Wrist straps and footwear strap s pro.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 5–5 Identif y ing th e Chassis, Ro utine Car e, and Disassembly Pr eparation 5 .3.3 Cleanin g th e K e yboard Follo w all safety precautions in Section 5.3.1, “General Cleaning Safety Precautions, ” before cleaning the keyboard.
5–6 404 56 9- 001 Service R efer ence Guide, dx2100 MT Identif y ing th e Chassis, Ro utine Car e, and Disassembly Prepar ation 5 .4 Service Consideration s Listed belo w are some of the consideratio ns that you should keep in mind during the di sassembly and assembly of the computer .
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 5–7 Identif y ing th e Chassis, Ro utine Car e, and Disassembly Pr eparation 5 .4.4 Ca bles and Connec tors Most cables used throughout the unit are flat, fle x ible cables. These cables must be handled with care to av oid damage .
5–8 404 56 9- 001 Service R efer ence Guide, dx2100 MT Identif y ing th e Chassis, Ro utine Car e, and Disassembly Prepar ation.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9- 001 6–1 6 Remo v al an d Repl acemen t Procedur es— Micro to w er ( MT) Ch ass is Adherence to the procedures and precautions desc ribed in this chapter is essential for proper service.
6–2 404 56 9- 001 Service R efer ence Guide, dx2100 MT Remo val and Replacement Procedures— Mi cr otow er (MT) Chassis 6.2 Ac ces s P an e l 1. Prepare the computer for disassembly ( Sectio n 6 .
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 6–3 Remo val and Replacement P r oced ur es— Micr otower (MT) Chassis 6.3 Fro nt B eze l 1. Prepare the computer for disassembly ( Sectio n 6 .1, “Prepara tion for Disassembly” ). 2. Remov e the ac cess panel ( Section 6.
6–4 404 56 9- 001 Service R efer ence Guide, dx2100 MT Remo val and Replacement Procedures— Mi cr otow er (MT) Chassis 6.4 Fron t D rive B e ze ls 1. Prepare the computer for disassembly ( Sectio n 6 .1, “Prepara tion for Disassembly” ). 2. Remov e the ac cess panel ( Section 6.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 6–5 Remo val and Replacement P r oced ur es— Micr otower (MT) Chassis 6.5 Me m or y For more information on the memory in this series of computers, refer to Appendix E, “Memory . ” 6.5 . 1 Ins talling Memor y Modules Ä CAUT IO N: T he memory module soc kets ha ve gold metal co ntacts .
6–6 404 56 9- 001 Service R efer ence Guide, dx2100 MT Remo val and Replacement Procedures— Mi cr otow er (MT) Chassis 5. Push the module do wn into the socket, ensuring that the module is fully inserted and properly seated. Make sure the latches are in the closed position 3 .
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 6–7 Remo val and Replacement P r oced ur es— Micr otower (MT) Chassis 6.6 Expansion Cards 6.6. 1 Expansion Slot C o v er Loc k 1. Prepare the computer for disassembly ( Sectio n 6 .1, “Prepara tion for Disassembly” ).
6–8 404 56 9- 001 Service R efer ence Guide, dx2100 MT Remo val and Replacement Procedures— Mi cr otow er (MT) Chassis 9. W ith the card aligned so the mounting br acket will f it firmly against the computer backwall 1 , slide the expansion card into the expans ion socket and press it firmly into place 2 .
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 6–9 Remo val and Replacement P r oced ur es— Micr otower (MT) Chassis 6 .7 Cable Ma nagement Always follo w good cable ma nag ement prac tices when working in side th e computer . ■ K eep cables away from major h eat sourc es lik e the heatsink.
6–10 404 56 9- 001 Service R efer ence Guide, dx2100 MT Remo val and Replacement Procedures— Mi cr otow er (MT) Chassis 6.7 . 1 C abl e C onnec tions Cable T o Cable De signato r P ow er Suppl y S.
Servi ce Ref erence Gui de, dx2100 MT 404 56 9-001 6–11 Remo val and Replacement P r oced ur es— Micr otower (MT) Chassis 6.8 Drives The computer supports up to four drives that may be installed in v arious configurations. This Section describes the procedure for replacing or upgrading th e storage driv es.
6–12 404 56 9- 001 Service R efer ence Guide, dx2100 MT Remo val and Replacement Procedures— Mi cr otow er (MT) Chassis 6.8.2 Remo vin g a 5 .2 5" Driv e 1. Prepare the computer for disassembly ( Sectio n 6 .1, “Prepara tion for Disassembly” ).
Servi ce Ref erence Gui de, dx2100 MT 404 56 9-001 6–13 Remo val and Replacement P r oced ur es— Micr otower (MT) Chassis 6.8.3 Remo ving a Hard Driv e 1. Prepare the computer for disassembly ( Sectio n 6 .1, “Prepara tion for Disassembly” ). 2.
6–14 404 56 9- 001 Service R efer ence Guide, dx2100 MT Remo val and Replacement Procedures— Mi cr otow er (MT) Chassis 6.8.4 Remo ving a 3.5" Disk et te Driv e 1. Prepare the computer for disassembly ( Sectio n 6 .1, “Prepara tion for Disassembly” ).
Servi ce Ref erence Gui de, dx2100 MT 404 56 9-001 6–15 Remo val and Replacement P r oced ur es— Micr otower (MT) Chassis 6.9 Front I/O P an el Housin g Assemb ly 1. Prepare the computer for disassembly ( Sectio n 6 .1, “Prepara tion for Disassembly” ).
6–16 404 56 9- 001 Service R efer ence Guide, dx2100 MT Remo val and Replacement Procedures— Mi cr otow er (MT) Chassis 6. 1 0 Sp ea k er 1. Prepare the computer for disassembly ( Sectio n 6 .1, “Prepara tion for Disassembly” ). 2. Remov e the ac cess panel ( Section 6.
Servi ce Ref erence Gui de, dx2100 MT 404 56 9-001 6–17 Remo val and Replacement P r oced ur es— Micr otower (MT) Chassis 6. 1 1 Sy s t em Fan 1. Prepare the computer for disassembly ( Sectio n 6 .1, “Prepara tion for Disassembly” ). 2. Remov e the ac cess panel ( Section 6.
6–18 404 56 9- 001 Service R efer ence Guide, dx2100 MT Remo val and Replacement Procedures— Mi cr otow er (MT) Chassis 6. 1 2 He a ts in k 1. Prepare the computer for disassembly ( Sectio n 6 .1, “Prepara tion for Disassembly” ). 2. Remov e the ac cess panel ( Section 6.
Servi ce Ref erence Gui de, dx2100 MT 404 56 9-001 6–19 Remo val and Replacement P r oced ur es— Micr otower (MT) Chassis 6. 1 3 Pro ces so r 1. Prepare the computer for disassembly ( Sectio n 6 .1, “Prepara tion for Disassembly” ). 2. Remov e the access panel cover ( Section 6.
6–20 404 56 9- 001 Service R efer ence Guide, dx2100 MT Remo val and Replacement Procedures— Mi cr otow er (MT) Chassis 6. If using a new heatsink, remov e the protective co vering from the bottom of the heatsink and place it in position atop the processor .
Servi ce Ref erence Gui de, dx2100 MT 404 56 9-001 6–21 Remo val and Replacement P r oced ur es— Micr otower (MT) Chassis 6. 1 4 S y s tem Board 1. Prepare the computer for disassembly ( Sectio n 6 .1, “Prepara tion for Disassembly” ). 2. Remov e the ac cess panel ( Section 6.
6–2 2 404 56 9- 001 Service R efer ence Guide, dx2100 MT Remo val and Replacement Procedures— Mi cr otow er (MT) Chassis 6. 1 5 B a t te r y The battery that comes with yo ur co mputer provides po wer to the real-time clock and has a lifetime of about three years.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 6–2 3 Remo val and Replacement P r oced ur es— Micr otower (MT) Chassis 6. 1 5. 1 T ype 1 B a t te r y H ol de r 1. Lift the battery out of its holder . 2. Slide the replacement battery in to position, positi ve sid e up.
6–2 4 404 56 9- 001 Service R efer ence Guide, dx2100 MT Remo val and Replacement Procedures— Mi cr otow er (MT) Chassis 6. 1 5.2 T ype 2 B a t te r y Ho l der 1. T o release the battery from its holder , squeeze the metal clamp that extends abo ve one edge of the battery .
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 6–2 5 Remo val and Replacement P r oced ur es— Micr otower (MT) Chassis 6. 1 5.3 T ype 3 B a t ter y Ho l der 1. Pull back on the clip 1 that holds the battery in pl ace, then remove the battery 2 .
6–2 6 404 56 9- 001 Service R efer ence Guide, dx2100 MT Remo val and Replacement Procedures— Mi cr otow er (MT) Chassis 6 . 1 6 P o w er Suppl y Å W ARNIN G: V oltage is alwa ys pr esent on the s ystem bo ar d when the computer is plugged into an acti ve A C outlet.
Servi ce Ref erence Gui de, dx2100 MT 4 04 5 6 9-001 A–1 A Connec tor P in Assignments This appendix contains the pin assign ments fo r many computer and workstation connectors. Some of these connectors may not be used on the pr oduct being serviced.
A–2 404 56 9-001 Service Re fer ence Guide, dx2100 MT Connec tor P in Assi gnments Pa r a l l e l I n t e r f a c e Connector and I con Pi n Signal Pi n Signal Pi n Signal 1 2 3 Stro be Data Bi t 0 .
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 A–3 Connec tor P in Assignments Headphone Connec tor and Icon (1/8" miniphon e) Pin Sign al 1 (T ip) Aud io _Le ft 2 (R ing) Au d io_ Righ t .
A–4 404 56 9-001 Service Re fer ence Guide, dx2100 MT Connec tor P in Assi gnments ATA / ATA P I ( I D E ) S t a n d a r d D r i ve C a b l e Con necto r Pi n Signal Pi n Signal Pi n Signal 1 2 3 4 .
Servi ce Ref erence Gui de, dx2100 MT 40 45 69-001 B–1 B P o w er Cord Set Requiremen ts The v oltage select switch feature on the comput er permits it to operat e from any line v oltage between 100-120 or 2 20-240 volts A C.
B–2 404 56 9- 001 Service R efer ence Guide, dx2100 MT P ow er Cord Set R equ ir ements Countr y- Spec ific Req uirements Additional requirements specific to a country ar e shown in parentheses and e xplained below .
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9- 001 C–1 C P O S T E rr or Me ssages An error message results if the Po wer -On Self-T est (POST) encounte rs a problem. This test runs when the system is turned on, checking assemblies within the co mputer and reporting any errors found.
C–2 40 45 6 9 -001 Service R efer ence Guide, dx2100 MT POST Er ror M es sag es Pr imar y Mast er/Slav e Har d Disk Err or Pri mar y Master/Sla v e har d dri ve could not be initiali z ed by the BIO S . Re seat the dev ice data and po we r cables. Replace the de v ice data cable .
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 C–3 POST Erro r M ess ag es Mic r ocode Err or BIOS could not f ind or load the CPU mi cr ocode update to the CP U . Ensur e the sy stem boar d BIOS supports the p r oc essor . Change s ys tem board j umper on JP2 to pins 2 - 3 (Unloc k) , then flash the s ys tem BIOS .
C–4 40 45 6 9 -001 Service R efer ence Guide, dx2100 MT POST Er ror M es sag es CMOS C hecksum Err or . Def aul ts Lo aded CMOS cor rupt or bad R T C battery . Pr ess F1 to sav e defaults. Replace R T C ba ttery . Do wnload the c urr ent RO M BIOS fr om the HP W eb and ref lash the RO M BIOS .
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 C–5 POST Erro r M ess ag es P OST Di agnostic Front P anel LEDs and Audib le C odes This section co v ers the front panel LED co des as well as the audible codes that may occur before or during POST that do not necessarily ha ve an error code or te xt message associated with them.
C–6 40 45 6 9 -001 Service R efer ence Guide, dx2100 MT POST Er ror M es sag es POS T Diagnostic Front P anel LEDs and Audible C odes Activity Beeps P ossible Ca use Recommended Action Green P ow er LED On . None Computer on . None Green P ow er LED flashes ev er y t w o seco nds.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 C–7 POST Erro r M ess ag es Po w e r L E D f l a s h e s eight tim es, on ce ever y se co n d, fo llow ed by a tw o secon d pause. LEDs continue until pr oblem is sol ved . 8I n v a l i d R O M based on bad chec ksum.
C–8 40 45 6 9 -001 Service R efer ence Guide, dx2100 MT POST Er ror M es sag es.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 D–1 D T roubleshootin g W it hou t Dia gnostic s Preliminar y C hec klis t This section describes some simple, preliminary tests and guidelines for troubleshooting the computer without using the diagnostics.
D–2 404 5 6 9-001 Ser vi ce Ref erence Guide , dx2100 MT T r oubleshooting W ithout Diagno stics Solv ing M inor Pr obl ems Solving Minor Problems Problem Caus e P ossible Solution Comput er appears lock ed up and w ill not turn o ff when the po wer button is pr ess ed.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 D–3 T roubleshoot ing Without Diagn ostics Comput er pow er ed off auto matically and the P ow er LED glo w s for 4 seconds f ollo wed b y a one second pause . Processor th ermal protecti on activ ated: A fan ma y be block ed or not tur ning.
D–4 404 5 6 9-001 Ser vi ce Ref erence Guide , dx2100 MT T r oubleshooting W ithout Diagno stics Solv ing P o w er Supp l y Problems Solving P ow er Supp ly Pr obl ems Problem Cause Solution P ow er suppl y shuts do wn intermittently . V oltage selecto r sw itc h on r ear of computer cha ssi s not switch e d to corr ect line v oltage.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 D–5 T roubleshoot ing Without Diagn ostics Solv ing Disk et te Problems Solving Disk et te Problems Problem Caus e Solution Disk ette dr iv e light s tay s on . Diske tte is damaged. I n Mic rosoft Windows XP , right -clic k Start , c lic k Exp lore , and select a dri v e.
D–6 404 5 6 9-001 Ser vi ce Ref erence Guide , dx2100 MT T r oubleshooting W ithout Diagno stics So lvin g H a rd Dr iv e P rob l ems A pr oblem has occurr ed w ith a disk trans action . The dir ectory str uctur e is bad , or t her e is a pr oblem w ith a file .
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 D–7 T roubleshoot ing Without Diagn ostics Dri v e not f ound (identif ied). Lo ose c abl e. Check ca ble connections . The syste m m ay n ot have automatically re co g n ized a new ly installed de vi ce.
D–8 404 5 6 9-001 Ser vi ce Ref erence Guide , dx2100 MT T r oubleshooting W ithout Diagno stics Nons ys tem disk/NTLDR missin g messag e . (continued) S ystem files m issing o r not pr operl y installed . 1. I nsert a bootabl e s ystem dis k et te and r estart .
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 D–9 T roubleshoot ing Without Diagn ostics Solv ing Disp lay Pr oblems Solving Di s play Problems Problem Caus e Solution Blank sc r een (no v ideo). The cable connec tions are not cor rect . Check the cable connec tions fr om the mon itor to the comp uter and to the electr ical o utlet .
D–10 404 56 9- 001 Service R efer ence Guide, dx2100 MT T r oubleshooting W ithout Diagno stics P ow er LED f lashes R ed six times, once e very second, follo wed b y a t w o second paus e, and the comput er beeps si x times. Pr e -vide o grap hics err or .
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 D–11 T roubleshoot ing Without Diagn ostics High pitched no ise coming fr om inside a flat panel monitor . Bri ghtness and/or contrast sett ings are too high . Lo w er bri ghtness and/or co ntras t sett ings.
D–12 404 56 9- 001 Service R efer ence Guide, dx2100 MT T r oubleshooting W ithout Diagno stics Solv ing Audio Probl ems Solving Audio Pr oblems Problem Caus e Solution Sound does no t come out of the sp eaker or headphones. Softwar e v olume contr ol is turned do wn .
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 D–13 T roubleshoot ing Without Diagn ostics Nois e or no sound comes out of the speak ers or headphones.
D–14 404 56 9- 001 Service R efer ence Guide, dx2100 MT T r oubleshooting W ithout Diagno stics Solv ing Printer Problems Solving Printer Problems Problem Caus e Solution Pr inter w ill not pr int. Print er is not turned on and on line . T urn the prin ter on and mak e sure it is online .
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 D–15 T roubleshoot ing Without Diagn ostics Solv ing K e yboard and Mouse Problems Solving K e yboard Pr obl ems Problem Caus e Solution K eyboar d commands and ty pi ng ar e not r ecog ni z ed by t h e co mp ut er .
D–16 404 56 9- 001 Service R efer ence Guide, dx2100 MT T r oubleshooting W ithout Diagno stics So lvin g H ardware In st all a tio n Prob le ms Y ou may need to reconfigure the computer when you add or remov e hardware, such as an additional diskette dri ve.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 D–17 T roubleshoot ing Without Diagn ostics P ow er LED f lashes R ed fi ve times, once e very second, follo wed b y a t w o second paus e. T he computer beeps at the same r ate and at the same time as the LED fla sh es.
D–18 404 56 9- 001 Service R efer ence Guide, dx2100 MT T r oubleshooting W ithout Diagno stics Solving Net w ork Problems These guidelines do not discuss the process of deb ugging the network cabling. Solving Netw ork Problems Problem Cause Solution W ake -on-L AN featur e is not functi oning.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 D–19 T roubleshoot ing Without Diagn ostics Diagnost ics passes, but the c omputer d oes not communic ate with the networ k. (continued) The netw ork contr oller is not confi gured f or this computer .
D–20 404 56 9- 001 Service R efer ence Guide, dx2100 MT T r oubleshooting W ithout Diagno stics Solving Memor y Problems Ä CAUT IO N: Fo r those sy stems that support EC C memory , HP does not support mix ing EC C and non -E CC memory . Otherwise , the s ystem w ill not boot the operating sy stem.
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 D–21 T roubleshoot ing Without Diagn ostics Solving Pr ocessor Problems . Solving Pr ocessor Probl ems Problem Caus e Solution P o or per formance is ex pe rie n c ed . Processor is hot. 1. Mak e sur e the airflo w to the computer is not bloc ked .
D–2 2 40 45 6 9-001 Servi ce Ref erence Guide , dx2100 MT T r oubleshooting W ithout Diagno stics Solving CD-ROM and D VD Probl ems Solving CD- ROM and D VD Problems Problem Caus e Solution S ys tem will not boot fr om CD-RO M or DVD dr iv e . The C D- ROM o r DV D boot is not enable d thr ough the Computer Setup utilit y .
Servi ce Ref erence Gui de, dx2100 MT 404 56 9-001 D–2 3 T roubleshoot ing Without Diagn ostics So lvin g Drive K e y Prob l em s Solv ing Internet Access Problems R ecording a udio CDs is diffi cult o r impossible . W rong or poor quality media type .
D–2 4 404 56 9-001 Serv ice Ref erence Guide , dx2100 MT T r oubleshooting W ithout Diagno stics Unable to conn ect to the Internet . (continued ) Cable/DS L service is not a vailable or has been interrupted d ue to bad weathe r . T ry conn ecting to the Internet at a later time or contact y our ISP .
Servi ce Ref erence Gui de, dx2100 MT 40 45 6 9-001 D–2 5 T roubleshoot ing Without Diagn ostics Internet takes too long to do wnload W eb sites. Modem is not set up pr oper ly . V erify that the corr ect modem speed and CO M port are selec ted. F or Windo ws XP 1.
D–2 6 40 45 6 9-001 Servi ce Ref erence Guide , dx2100 MT T r oubleshooting W ithout Diagno stics P OST Di agnostic Front P anel LEDs and Audib le Co des This section co v ers the front panel LED co.
Servi ce Ref erence Gui de, dx2100 MT 404 56 9-001 D–2 7 T roubleshoot ing Without Diagn ostics Po w e r L E D f l a s h e s si x times, once eve r y s e co n d, fo llow ed by a tw o second pa use and the computer beeps si x times. 6 Pr e -vide o grap hics err or .
D–2 8 40 45 6 9-001 Servi ce Ref erence Guide , dx2100 MT T r oubleshooting W ithout Diagno stics Sys t e m d o e s n o t po wer on and LEDs ar e not flashing . None Sys t em u n a b l e t o po we r on. Pr ess and hold the po wer bu tton for les s than 4 seconds .
Servi ce Ref erence Gui de, dx2100 MT 404 5 6 9-001 E–1 E Memory Computers equipped with Intel-b ased processors come with do ub le data rate synchronous dynamic random access memory (DDR-SDRAM ) dual inline memory modules (DIMMs). The memory sock ets on the system bo ard can be populated with up to four industry-standard DIMMs.
E–2 404 5 6 9-001 Service R efer ence Guide, dx2100 MT Memory DI MM Sock ets There are four DIMM sockets on th e system board, with two socket s per channel. The sockets are labeled XMM1, XMM2, XMM3, and XMM4. Sock ets XMM1 and XMM2 operate in memory channel A.
Sservi ce Refe rence Guide , dx2100 MT 40 45 6 9-0 01 Index–1 Ind e x 4-pin power pin assignments A–4 24-pin power pin ass ignments A–4 5.25 drive bezel blank 6–4 A access panel, removal and replacement 6–2 ATA/ATAPI (IDE) drive cable pin assignments A– 4 B battery real-time clock D–2 removal and replacement 6–22 bezel blank, 5.
Index–2 404 5 6 9-001 Sservice R efer ence Guide , dx2 100 MT Index energy savings, settings for 3–2 entering power-on password 3–4 setup password 3–4 error messages, POST C–1 to C–5 ESD (.
Sservi ce Refe rence Guide , dx2100 MT 40 45 6 9-0 01 Index–3 Index preinstalled software image 3– 1 preparation for disassembly 6–1 problems audio D–12 CD-ROM and DVD D–22 diskette D–5 di.
Index–4 404 5 6 9-001 Sservice R efer ence Guide , dx2 100 MT Index.
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