Gebruiksaanwijzing /service van het product E3U59UT#ABA van de fabrikant HP (Hewlett-Packard)
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HP 250 G1 Notebook PC HP 255 G1 Notebook PC Maintenance and Service Guide.
© Copyright 20 13 Hewlett-Packard Development Company, L.P. AMD and Radeon are trademarks of Advanced Micro Devices, Inc. Blueto oth is a trademark owned by its proprietor and used by Hewlett- Packard Company under license. Intel, Celeron, Core, and Pentium are trademarks of Intel Corporation in the U.
Safety warning notice WARNING! To reduce the possibility of hea t-related injuries or of overheating the device, do not place the device directly on your lap or obstruct the device air vents.
iv Safety warning notice ENWW.
Table of contents 1 Product descript ion .... ........... .......... .......... .......... ........ .......... ......... ........... .......... ........ ... ...... ........... ........ ...... 1 2 External compon ent identification ............... ....
Packaging and trans porting guidelines ....................................................... 31 Component replacement procedures ......................................................................................... ..... ................... 33 Service tag and PCID label .
Creating HP Recovery media ................. ........................................... ........................................ ....... 102 Restore and recovery .... ....................... ..... ............. ....................... ...............
viii ENWW.
1 Product description Category Description HP 255 models (AMD) HP 250 models (Intel) Product name HP 255 G1 Notebook PC √ HP 250 G1 Notebook PC √ Processors AMD processors A6-5200 2.00-GHz processor (16 00-MHz memory speed, quad core, 25 W ) √ A4-5000 1.
Category Description HP 255 models (AMD) HP 250 models (Intel) B960 2.20-GHz processor (2.0- MB L3 cache, dual c ore, 35 W) √ Intel Celeron processor 1000M 1.
Category Description HP 255 models (AMD) HP 250 models (Intel) Supports the following configurations: ● 6144-MB total syste m memory (4096×1 + 2048×1; 32-b it operating system not supported) ● 4096-MB total syste m memory (4096×1 or 2 048×2) ● 2048-MB total syste m memory (2048×1) √√ Hard drives Supports 6.
Category Description HP 255 models (AMD) HP 250 models (Intel) Ports 3-pin AC power √√ Audio-in (microphone) √√ Audio-out (headphone) √√ HDMI version 1.4 support ing 1920 ×1200 @ 60Hz √√ RJ-45 (Etherne t, includes link an d activity lights) √√ USB 2.
2 External component identification Right side Component Description (1) Optical drive Reads an op tical disc. NOTE: On select models, the optical drive also w rites to an optical disc. (2) Optical drive light ● Green: The optical drive is being accessed.
Left side Component Description (1) External monitor port Connects an ex ternal VGA monitor or projector. (2) Vent Enables airf low to cool internal comp onents. NOTE: The computer f an starts up automatical ly to cool internal components and prevent overheating.
Component Description (9) Hard d rive l ight ● White: A storage device is being accessed. ● Off: No storage device is bei ng accessed. (10) Power light ● White: The computer is on. ● Blinking white: The computer is in the Sleep state, which is an energy-saving mode.
Display Component Description (1) Internal display switch Turns off the display and initiates Sleep if the display is closed while the power is on. NOTE: The internal display switch is not visible from the outsi de of the computer. (2) Internal microphone Records sound.
Top TouchPad Component Description (1) TouchPad on/off button Turns the TouchPad on or off. (2) TouchPad light ● Amber: The TouchPad is enabled. ● Off: The TouchPad is disabled. (3) TouchPad zone Moves the on-screen poin ter and selects or activates items on the screen.
Lights Component Description (1) Caps lock light White: Caps lock is on , whic h switches the keys to all capital letters. Off: Caps lock is off. (2) Power light ● White: The computer is on. ● Blinking white: The computer is in the Sleep state, which is an energy-saving mode.
Buttons Component Description Power button ● When the computer is off, press the button to turn on the computer. ● When the computer is in the Sleep state, press the button briefly to exit Sleep. ● When the computer is in Hibernation, press the button down briefly to exit Hibernation.
Keys Component Description (1) esc key Displays system information when pressed i n combination with the fn key. (2) fn key Displays system information when pressed i n combination with the esc key. (3) Windows 8 logo key Windows 8: Returns you to the Start screen from an open app or the Desktop.
Bottom Component Description (1) Battery bay Holds the battery . (2) Vents (3) Enable airflow to cool internal components. NOTE: The computer fan starts up automatica lly to cool internal components and prevent overheating. It is normal for the internal fan to cycle on and off during routine operation.
Component Description (4) Wireless and memory module compartment Contains the wireless and memory modules. CAUTION: To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for use in the computer by the governmental agency that regulates wireless devices in your country or region.
3 Illustrated parts catalog Computer major components ENWW Computer major components 15.
Item Compon ent Spare part number (1) Display assembly (not spared) NOTE: For display assembly spare part information , see Display assembly subcomponents on page 20 . (2) Keyboard (includes keyboard cable): For a detailed list of available keyboards, see Sequential part number listing on page 24 .
Item Compon ent Spare part number ● Models without Windows 8 720634-001 ● Models with Windows 8 Standa rd 720634-501 ● Models with Windows 8 Professi onal 720634-601 For use only with models wit.
Item Compon ent Spare part number Intel Core i3 processor s (3.0-MB L3 cache, dua l core, 35 W ): ● 3130M 2.60-GHz processor 713163-001 ● 3120M 2.50-GHz processor 700627-001 ● 3110M 2.40-GHz processor 682417-001 ● 2348M 2.30-GHz processor 713165-001 ● 2328M 2.
Item Compon ent Spare part number (21) Optical drive (includes rear optical drive bracket but does not i nclude optical driv e cable or cable bracket) NOTE: The optical drive cable and cable bracket ar e included in the optical drive cable kit, spare part number 685 084-001.
Display assembly subcomponents Item Compon ent Spare part number (1) Display bezel 689675-001 (2) Webcam/microphone module , HD 703461-001 (3) 39.6-cm (15.
Item Compon ent Spare part number (6) Display cable (includes display panel cable and webcam /microphone cable) 689677-001 (7) Antennas (includes wireless an tenna cables and transceivers) 689 670-001.
Mass storage devices Item Compon ent Spare part number (1) Hard drive (2.5-in, SATA; does not includ e hard drive cable or bracket): NOTE: The hard drive cable and bracket are included in the Hard Drive Hardware Kit, spare part number 685089-001.
Plastics kit Item Compon ent Spare part number Plastics Kit , includes: 689689-001 (1) Hard drive compartm ent cover (includes one captive screw, secured b y a C-clip) (2) Memory module/wireless modul.
Component Spare part number For use in the United Kingdom 490371-031 Rubber computer feet (includes computer f eet and display rubber) 691221-001 Screw Kit 689691-001 Thermal pad (for use with all m o.
Spare part number Description 685084-001 Optic al drive cable ( includes cable bracket) 685086-001 Fan/hea t sink assembly for use only with computer models equipped with an Intel processor (includes .
Spare part number Description 689689-001 Pla stics Kit (includes ha rd drive compartmen t cove r, memory module/wireless module compartment cover, and captive screws secured by C-clips) 689691-001 Screw Kit 689693-001 Spea kers (includes left and right speak ers and cable) 690020-001 Ra link RT3290LE 80 2.
Spare part number Description 698694-FL1 Keyboard for use in the Czech Repub lic and Slovakia (includes keyboard cable) 699547-001 Intel Celeron B830 , 1.8-GHz processor (2.0-MB L3 ca che, dual core, 35 W) 700627-001 Int el Core i3 3120M, 2.50 -GHz processor (3.
Spare part number Description 727614-001 Optic al drive plastic insert (for use in models without an optical drive) 730670-001 Syste m board for use only with models with out W indows 8 and an AMD A6-.
4 Removal and replacement procedures Preliminary replacement requirements Tools required You will need the following tools to compl ete the removal and replacement pro cedures: ● Flat-bladed screwdr.
Drive handling CAUTION: Drives are fragile components that must be ha ndled with care. To prevent damage to the computer, damage to a drive, or loss of information, obs erve these precautions: Before removing or inserting a har d drive, shut do wn the computer.
Typical electrostatic voltage levels Relative humidity Event 10% 40% 55% Walking across carpet 35,000 V 15,000 V 7,500 V Walking across vinyl floor 12,000 V 5,000 V 3,000 V Motions of bench worker 6,0.
● Avoid contact with pins, leads, o r circuitry. ● Turn off power and input signal s before inserting or removing connectors or test equipment. Equipment guidelines Grounding equipment mu st include either a wrist strap or a foot strap at a grounded workstation.
Component replacement procedures This chapter provides removal and replacement procedures. Make special note of each screw's size an d location during removal and replacement.
PCID label The PCID label provi des the informat ion required to properly reset th e notebook firmware (BIOS) back to factory shipped specifications when replacing the syst em board. The label may ha ve a different number of characters depending on the operating system on the computer.
Computer feet Description Spare part number Rubber computer feet 691 221-001 The computer feet are adhesive-backed rubber pads. There are 4 rubber feet that attach to the base enclosure in the locati ons illustrated be low.
Battery Description Spare part number 6-cell, 55-Whr, 2.55- Ah Li-ion battery 593554-001 6-cell, 47-Whr, 2.20- Ah Li-ion battery 593553-001 Before disassembling the computer, follow these steps: 1.
Display subcomponents (bezel, webcam, panel) This section describes removing dis play subcomponent s that do not require th at you remove the ent ire display assembly from the computer. You can remove the display bezel, webcam/microphone module , and display panel while the display assembl y is still attached to the computer.
3. Flex and disengage the inside edges of the bottom (3) , left and right sides (4) , and top (5) of the bezel. 4. Open the computer and position it on its side with the back and bottom facing y ou.
5. Use a tool to pry to bottom of the bezel fr om the display (1) , and then remove the bezel from the display (2) . ENWW Component repla cement procedures 39.
6. To remove the webcam/microphone module: a. Remove the two broadhead Phillips PM2.5×2. 5 screws (1 ) that secure the display panel and hinges to the enclosure, and then tilt the display panel (2) away from the enclos ure as far as pos sible.
b. Disconnect the module cable from the module. ENWW Component repla cement procedures 41.
c. Remove the webcam/microphone module. (The mo du le is attached to th e display enclosure with double-sided tape.) 42 Chapter 4 Removal and r eplacement procedures ENWW.
7. To remove the display pa nel: a. Remove the fo ur Philli p s PM2.0×3.0 screws (1) that secure the disp lay hinges to the display pan el, and then tilt the display panel down (2) until it rests on the computer.
c. Release the webcam/microphone module cable that is sec ured to the back of the display panel with adhesive material, and th en rem ove the disp lay panel (3) . Reverse this procedure to reassemble and install the display bezel, webcam/micro phone module, and display panel.
WLAN module Description Spare part number Atheros AR9485 802.1 1b/g/n 1x1 WiFi A dapter 675794-001 Ralink RT3290LE 8 02.11bgn 1x1 Wi-Fi and Bluetooth 4.
4. Remove the WLAN module by pulling the mo dule away from the slot at an angle (3) . NOTE: If the WLAN antennas are not connected to the terminals on the WLAN module, the protective sleeves must be installe d on th e antenna connectors, as shown in the following illustration.
Memory module Description Spare part number 4-GB (PC3, 12800, 1600-MHz) 641369-001 2-GB (PC3, 12800, 1600-MHz) 652972-001 Before removing a memory module, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then sh ut it down through the operating system.
3. Remove the memory module (2) by pulling it away from the slot at an angle. Reverse this procedure to install a memory module. 48 Chapter 4 Removal and r eplacement procedures ENWW.
Hard drive NOTE: The hard drive spare part kit does not include the ha rd drive cable or bracket. The hard drive cable and bracket are included in the Hard Drive Hardware Kit.
3. Lift the hard drive (2) out of the hard dri ve bay. 4. Turn over the hard drive, then di sconnect the hard drive cable (1) from the hard dri ve. 5. Pull the sides of the hard drive bracket (2) out and away from the hard drive. 6. Remove the hard drive (3) from the bracket.
RTC battery Description Spare part number RTC battery 449137-001 Before removing the RTC battery, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then sh ut it down through the operating system.
Optical drive NOTE: The optical drive spare part kit includes the rear optical drive bracket but does not include the optical drive cable or cable bracket. The optical drive cable and cable bracket are incl uded in the optical drive cable kit. See Optical drive cable on page 84 for more information about the optical drive cable and cable bracket.
4. If it is necessary to replace the optical drive bracket on the rear of the optical drive, position the optical drive with the rear panel toward you. 5. Remove the two Phillips PM2.0×3.0 screws (1) that secure the bracket to the opti cal drive. 6. Remove the optical drive bracket (2) .
Keyboard NOTE: The keyboard spare part kit includes a keyboard cable. Description Spare part number Keyboard For a detailed list of available keyboards, see Sequential part number listing on page 24 . 698694-xx1 Before removing the keyboard, follow these steps: 1.
4. Insert a screwdriver or similar small tool into the keyboard release hole (2) , and then press on the back of the keyboard until the keyboard disengages from the computer.
8. Remove the keyboard (3) . Reverse this procedure to install the keyboard. 56 Chapter 4 Removal and r eplacement procedures ENWW.
Top cover NOTE: The top cove r spare part kit inc ludes the Touc hPad. However, it does not include the TouchPad cables. The TouchPad cables are included with the To uchPad button board. For more information on the TouchPad button board, see TouchPad button board on page 63 .
3. Remove the four Phillips PM2.0×2.5 screws that secure the top cover to the computer. 4. Remove the Phillips PM2.0×3.0 scr ew from the optical drive bay (1) and the three Phillips PM2.5×4.0 screws from the hard drive bay (2) that s ecure the top cover to the computer.
6. Release the ZIF connectors to the power button board cable (1) and the TouchPad button board cable (2) , and then disconnect the cabl es from the system board. 7. Remove the eight Phillips PM2.0×4 .0 screws that secure the top cover to the computer.
9. Remove the top cover (2) . Reverse this procedure to install the top cover. 60 Chapter 4 Removal and r eplacement procedures ENWW.
Power button board Description Spare part number Power button boa rd (includes cable) 689686-001 Before removing the power button board, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then sh ut it down through the operating system.
Reverse this procedure to instal l the power button board and cable. 62 Chapter 4 Removal and r eplacement procedures ENWW.
TouchPad button board Description Spare part number TouchPad button board (includes bra cket and cables) 689688-001 Before removing the TouchPad button board, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then sh ut it down through the operating system.
5. Remove the TouchPad button board cable (4) from the opening in the to p cover, and then remove the TouchPad button board (5) . Reverse this procedure to inst all the TouchPad button board.
Speakers Description Spare part number Speakers (includes le ft and right speakers and cable) 689693-001 Before removing the speakers, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then sh ut it down through the operating system.
5. Remove the speakers (4) . Reverse this procedure to install the speakers. 66 Chapter 4 Removal and r eplacement procedures ENWW.
USB board Description Spare part number USB board (includ es cable) 689687-001 Before removing the USB board, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then sh ut it down through the operating system.
4. Remove the USB board (3) . Reverse this procedure to install the USB board. 68 Chapter 4 Removal and r eplacement procedures ENWW.
Power connector cable Description Spare part number Power connector cable 689678-001 Before removing the power connector cable, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then sh ut it down through the operating system.
4. Remove the power connector cable (3) . Reverse this procedure to install the power connector cable. 70 Chapter 4 Removal and r eplacement procedures ENWW.
Display assembly This section describes removing th e display assembly i n its entirety and disassembli ng all the display subcomponents. If you only need to remove the display bezel , webcam /microphone module, or display panel, you do not need to remove the entire display assembly from the computer.
2. Release the wireless antenna cables from the clips (2) built into the base enclosure. NOTE: Models may have eith er one or two antennas installed. CAUTION: Support the display as sembly when removing the following screws. Failure to support the display assembly can result in damage to th e display assembly and other computer co mponents.
4. Remove the display as sembly (2) . NOTE: Models may have eith er one or two antennas installed. If it is necessary to replace any of the display assembly subcomponents: 1. To remove the display beze l: a. Remove the two Mylar screw covers (1) and the two Phillips PM2.
c. Remove the display bezel (6) . 2. To remove the webcam/microphone module: a. Remove the two broadhead Phillips PM2.5×2. 5 screws (1 ) that secure the display panel to the enclosure.
c. Disconnect the module cable (3) from the module. ENWW Component repla cement procedures 75.
d. Remove the webcam/microphone module. (The mo du le is attached to th e display enclosure with double-sided tape.) 76 Chapter 4 Removal and r eplacement procedures ENWW.
3. To remove the hinge covers : a. Remove the two Phillips PM2.5×4.0 screws (1) that secure the top hinge covers to the display enclosure, and then re move the top hinge covers (2) . b. Remove the two Phillips PM2.0×3.0 screws (1) that secure the side hinge covers to the display enclosure, and then re move the side hinge covers (2) .
4. To remove the display panel, cable, and hinges: a. Remove the fo ur Philli p s PM2.5×4.0 screws (1) that secure the disp lay pa nel to the enclosure, and then remove th e display panel (2) from the enclosure.
d. Remove the display hinges (2) . 5. To remove the wireles s ante nna cables and transceivers: a. Release the wireless antenna transceivers (1) from the display enclosure. (The wireless antenna transceivers are attached to the displ ay enclosure with double -sided tape.
System board NOTE: The system board spare part kit includes replacem ent thermal materials (inc luding a thermal pad). Description Spare part number System board for use only with computer mode ls equ.
Description Spare part number ● For use in models with Wind ows 8 Professional 688852-601 System board for use on ly with computer model s equipped with a n Intel HM75 chipset th at include an In te.
● Fan/heat sink asse mbly (see Fan/heat sink assembly on page 86 ) ● Processor (Inte l only; see Processor on page 90 ) NOTE: AMD processors come soldered to the system bo ard and cannot be removed or replaced.
3. Tilt the system board up to the left slightly (2) , and then remove the system board (3) . NOTE: A thermal pad services a component on the bo ttom of the syste m board. Replacement thermal material is included with all system board spare part kits.
Optical drive cable Description Spare part number Optical drive cable (includes c able bracket) 685084-001 Before removing the optical drive cable, follow these steps : 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then sh ut it down through the operating system.
3. Release the optical drive cable from the clips (4) built into the base enclosure. Reverse this procedure to in stall the optical drive cable. ENWW Component repla cement procedures 85.
Fan/heat sink assembly NOTE: The fan/heat sink assembly spare part kit includes replacement thermal materials. Description Spare part number Fan/heat sink assembly for use on ly with computer models e.
3. Remove the Phillips PM2.0×3.0 screw (3) that secures the fan to the system board. 4. Remove the fan/heat sink assembly (4) . NOTE: Due to the adhesive quality of the thermal mate rial locate d between the heat sink and system board components, it may be necessary to move the heat sink from side to side to detach it.
The thermal material must be thorou ghly cleaned from the surfac es of th e heat sink and the system board components each time the heat sink is removed. Repl acement thermal materials are included with the fan/ heat sink assembly, pro cessor, and sys tem board spare part kits.
● Thermal paste is used on the proce ssor (1) and the heat sink section (2) that serv ices it ● Thermal paste is used on the proce ssor (1) and the heat sink section (2) that serv ices it ● Ther.
Processor NOTE: This section applies only to computer models equipped with an Intel processo r. AMD processors come soldered to the s ystem board and cannot be removed or replaced. NOTE: The processor spare part kit includ es replacemen t th ermal materials.
● Top cover (see Top cover on page 57 ) ● Speakers (see Speakers on page 65 ) ● USB board (see USB board on page 67 ) ● Power connector cable (see Power connector cable on page 69 ) ● Displa.
92 Chapter 4 Removal and r eplacement procedures ENWW.
5 Using Setup Utility (BIOS) and System Diagnostics Setup Utility, or Basic Input/Output System (BIOS), co ntrols communication between all the input and output devices on the system (such as disk drives, display, keyboard, mouse, and prin ter).
Downloading a BIOS update CAUTION: To reduce the ris k of damage to the compute r or an unsuccessful installation, download and install a BIOS update only when the computer is co nnected to reliable external power using the AC adapter.
Using System Diagnostics System Diagnostics allows you to run diagnostic tests to determine if the compute r hardware is functioning properly. To start System Diagn ostics: 1. Turn on or restart the computer, quickly pres s esc , and the n press f2 . 2.
96 Chapter 5 Using Setup Utility (BIOS) and System Diagnostics ENWW.
6 Specifications Computer specifications Metric U.S. Dimensions Depth 23.1 c m 9.09 in Width 34.2 cm 13.46 in Height (front to back) 3.00 to 3 .55 cm 1.18 to 1.40 in Weight 2.19 kg 4.84 lb Input power Operating voltage and c urrent 18.5 V dc @ 3.5 A or 1 9.
39.6-cm (15.6-in), HD display specifications Metric U.S. Active diagonal si ze 39.6-cm 15.6-in Resolution 1366x768 (HD) Active area 344.232x193 .536 PPI 100 Surface treatment Anti-glare or B rightView.
Hard drive specifications 750-GB* 640-GB* 500-GB* 320-GB* Dimensions Height 7.0 mm 7.0 mm 7.0 mm 7.0 mm Length 10 0.4 mm 100.4 mm 100.4 mm 100.4 mm Width 69.
100 Chapter 6 Specifications ENWW.
7 Backing up, restoring, and recovering Your computer includes tools provided by HP an d the operating system to help you safeguard your information and retrieve it if you ev er ne ed to. These tools w ill help you return your computer to a proper working state or even back to the origin al factory state, all with simple steps.
Creating recovery media and backups Recovery after a system failure is only as good as your most recent bac kup. 1. After you successfully set up the computer, create HP Recove ry medi a. This step creates a backup of the HP Recovery partition on the computer.
● To create recovery discs, your computer must have an optical drive with DVD writer capability, and you must use only high-quality blank DVD-R, DVD+R, DVD-R DL, or DVD+R DL discs.
Restore and recovery There are seve ral options fo r recover ing your sy stem. Choose the method that best matches your situation and level of expertise: ● If you need to restore your person al files and data, you can use Windows File History to resto re your information from the backups you cr eated.
Using Windows Refr esh for quick and easy recovery When your computer is not working properly and you ne ed to regain system stability, the Windows Refresh option allows you to st art fresh and keep what is important to you. IMPORTANT: Refresh removes any traditional ap plications that were not orig inally installed on the system at the factory.
3. Click Change PC set tings in the bottom-right corner of the screen, and then select General from the P C settings screen. 4. Under Remove everything and reinstall Windows , select Get started , and follow the on-screen instructions.
Using HP Recovery media to recover You can use HP Recovery media to recove r the original sy stem. This method can be used if your syste m does not have an HP Recovery partition or if the hard drive is not working properly. 1. If possible, back up all personal files.
108 Chapter 7 Backing up, restoring, and recovering ENWW.
8 Power cord set requirements The wide-range input featur e of the computer permits it to operate from any line voltage from 100 to 120 volts ac, or from 220 to 240 volts ac. The 3-conductor power cord set included with the com puter meets the requirements for use in the country or region where the equipment is purchased.
Requirements for specific countries and regions Country/region Accredited agency Applicable note number Argentina IRAM 1 Australia SAA 1 Austria OVE 1 Belgium CEBEC 1 Brazil ABNT 1 Canada CSA 2 Chile .
Country/region Accredited agency Ap plicable note number The United States UL 2 1. The flexible cord must be Type HO5VV -F, 3-conductor, 0.75 mm 2 conductor size. Power cord set fittings (appliance co upler and wall plug) must bear the certification mark of the agency respon sible for evaluation in the country or region where it will be used.
112 Chapter 8 Power cord set requirements ENWW.
9R e c y c l i n g Battery When a non-rechargeable or rechargeable battery has reached the end of its useful life, do not dispose of the battery in general household waste.
Perform the following s teps: 1. Remove all screw covers (1) and screws (2 ) that secure the display be zel to the di splay assembly. 2. Lift up and out on the le ft and right insi de edges (1) and the top and bottom ins ide edges (2) of the display bezel until the bezel disen gages from the display assembly.
4. Disconnect all display panel cables (1) from the display inverter and remove the inverter (2) . 5. Remove all screws (1) that secure the display panel assembly to the display enclosure. 6. Remove the display panel assembly (2) from the display enclosure.
10. Remove the display panel frame (2) from the display panel. 11. Remove the screws (1) that secure the backlight cover to the display panel. 12. Lift the top edge of the backlight cover (2) and swing it outward. 13. Remove the backlight cover. 14. Turn the display panel right-s ide up.
15. Remove the backlight cables (1) from the clip (2) in the display panel. 16. Turn the display panel upside down. 17. Remove the backlight frame f rom the disp lay panel. WARNING! The backlight contains mercury. Exercise caution when removing and handling the backlight to avoid damaging this compon ent and causing exposure to the mercury.
19. Disconnect the display cable (1) from the LCD panel. 20. Remove the screws (2) that secure the LCD panel to the display rear panel. 21. Release the LCD pan el (3) from the display rear panel. 22. Release the tape (4) that secures the LCD panel to the display rear panel.
Index A AC adapter spare part number 26 AC adapter light identifying 5 action keys identifying 12 antennas illustrated 21 removing 79 spare part number 25 audio product descript ion 3 audio-in (microp.
feet locating 35 spare part number 26 fn key identifying 12 G graphics product descript ion 2 grounding guidelines 30 guidelines equipment 32 grounding 30 packaging 31 transporting 31 workstation 31 H.
optical drive rear bracket removing 53 spare part number 25 original system recovery 106 P packaging guidelines 31 PCID label 34 plastic parts service considerations 29 Plastics Kit spare part number .
system restore point creating 102 restoring 104 T thermal pad spare part number 24 tools required 29 top cover illustrated 16 removing 57 spare part number 27 TouchPad button boar d illustrated 16 rem.
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Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met HP (Hewlett-Packard) E3U59UT#ABA . Bijna altijd, zal je daar het vinden Troubleshooting met de meest voorkomende storingen en defecten #MANUAl# samen met de instructies over hun opplosinge. Zelfs als je zelf niet kan om het probleem op te lossen, zal de instructie je de weg wijzen naar verdere andere procedure, bijv. door contact met de klantenservice of het dichtstbijzijnde servicecentrum.
