HP FE875UA#ABA HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint
HP FE875UA#ABA - Compaq Presario CQ50-104NR Manual
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- HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 1
HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC Maintenance and Service Guide - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 2
statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein. Third Edition: October 2008 First Edition: June 2008 Document Part Number: 482521-003 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 3
Safety warning notice WARNING! To reduce the possibility of heat-related injuries or of overheating the computer, do not place the computer directly on your lap or obstruct the computer air vents. Use the computer only on a hard, flat surface. Do not allow another hard surface, such as an adjoining - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 4
iv Safety warning notice - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 5
listing ...26 4 Removal and replacement procedures Preliminary replacement requirements 32 Tools required ...32 Service considerations ...32 Plastic parts ...32 Cables and connectors 33 Drive handling 33 Grounding guidelines ...34 Electrostatic discharge damage 34 Packaging and transporting - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 6
replacement procedures 38 Serial number ...38 Computer feet ...39 Battery ...40 Optical drive ...41 Hard drive ...43 RTC battery ...46 Memory module ...47 WLAN module ...49 Keyboard ...52 Keyboard ...89 Security menu ...90 System Configuration menu ...91 Diagnostics menu ...92 6 Specifications vi - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 7
specifications ...97 System DMA specifications ...98 System interrupt specifications ...99 System I/O address specifications 100 System memory map specifications captive screw 118 8 Backup and recovery Recovering system information ...119 Creating recovery discs 119 Backing up your information - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 8
Universal Serial Bus ...128 10 Power cord set requirements Requirements for all countries and regions 129 Requirements for specific countries and regions 130 11 Recycling Battery ...131 Display ...131 Index ...137 viii - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 9
1 Product description Category Product Name Processors Description HP G50 Notebook PC Compaq Presario CQ50 Notebook PC HP G50 Notebook PC √ Compaq Presario CQ50 Notebook PC √ AMD processors: Turion™ Ultra Dual-Core ZM-82 2.20-GHz √ √ processor (35W, 2-MB L2 cache) Turion Ultra Dual-Core - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 10
Category Chipset Graphics Panel Memory Description HP G50 Notebook PC Compaq Presario CQ50 Notebook PC Intel Celeron® 585 2.16-GHz customer-accessible/upgradable memory √ √ module slots Supports dual-channel memory √ √ Supports up to 4 GB of system RAM √ √ Supports PC2-6400, 800 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 11
drives Diskette drive Webcam Microphone Audio Modem Ethernet Wireless Description HP G50 Notebook PC Compaq Presario CQ50 Notebook PC Supports 9.5-mm, 2.5-inch hard drives √ √ Customer accessible √ √ Serial ATA √ √ Supports the following drives: √ √ ● 250-GB, 5400-rpm ● 200-GB, 5400 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 12
HP G50 Notebook PC Compaq Presario CQ50 Notebook PC Support for the following WLAN formats: √ √ ● Atheros AR9280 802.11a/b/g/n ● Atheros AR2425 802.11b/g ● Broadcom BCM4312 802.11b/g External media card Digital Media Slot supporting cable plug support √ √ Supports the following batteries: √ - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 13
Category Serviceability Description FreeDOS End-user replaceable parts: AC adapter Battery (system) Hard drive Memory module Optical drive WLAN module HP G50 Notebook PC Compaq Presario CQ50 Notebook PC √ √ √ √ √ √ √ √ √ √ √ √ √ √ 5 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 14
, refer to the section of the Regulatory, Safety and Environmental Notices that applies to your country or region. These notices are located in Help and Support. On: The webcam is in use. 6 Chapter 2 External component identification - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 15
Item (3) (4) Component Integrated webcam (select models only) Internal microphone Buttons and speakers Description Records audio and video and captures still photographs. Records sound. Item (1) (2) Component Speakers (2) Power button (3) Wireless button Description Produce sound. ● When the - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 16
Keys Item (1) Component esc key (2) fn key (3) Windows logo key (4) Embedded numeric keypad keys (5) Windows applications key (6) Volume keys (7) Function keys Function Displays system information when pressed in combination with the fn key. Executes frequently used system functions - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 17
button on an external mouse. (5) TouchPad vertical scroll zone* Scrolls up or down. (6) TouchPad on/off button Enables/disables the TouchPad. *This table describes factory settings. To view and change TouchPad preferences, select Start > Control Panel > Hardware and Sound > Mouse. TouchPad 9 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 18
into an external power source, the light stays off until the battery reaches a low battery level. (3) Drive light Blinking: The hard drive or optical drive table describes factory settings. For information about changing factory settings, refer to the user guides located in Help and Support. 10 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 19
(3) USB ports (2) (4) RJ-11 (modem) jack (5) Security cable slot Rear component Component Vent Function Reads optical discs and, on select models, also writes to optical discs. Blinking: The optical drive is being accessed. Connect an optional USB devices. Connects a modem cable. Attaches an - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 20
or any compatible digital or audio component. Connects an optional USB device. Supports the following optional digital card formats: ● Memory Stick (MS) ● Memory Stick Pro (MSP) ● MultiMediaCard (MMC) ● Secure Digital (SD) Memory Card ● xD-Picture Card (XD) ● xD-Picture Card (XD) Type H ● xD-Picture - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 21
Battery bay Battery release latch WLAN module compartment (4) Vents (4) (5) Memory module compartment (6) Hard drive bay Function Holds the battery. Releases the battery from the battery functionality, and then contact technical support through Help and Support. Enables airflow to cool - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 22
3 Illustrated parts catalog Serial number location When ordering parts or requesting information, provide the computer serial number and model number located on the bottom of the computer. 14 Chapter 3 Illustrated parts catalog - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 23
Computer major components Computer major components 15 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 24
part number 15.4-inch, WXGA+BrightView display assemblies (include 2 WLAN antenna transceivers and cables, microphones and cables, and logo) For use only with HP G50 components on page 22, for more display assembly component spare part information. Keyboards (include keyboard cable) For use in - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 25
for more Plastics Kit spare part information) 486621-001 Hard drive cover WLAN module compartment cover System boards (include UMA graphics subsystem memory, built-in modem, and replacement thermal material) Equipped with AMD processors: For use only with HP G50 and Compaq CQ50 computer models - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 26
L2 cache) ● Intel Celeron 575 2.00-GHz processor (1-MB L2 cache) Spare part number 501520-001 501522-001 501521-001 501523-001 501519-001 494285-001 494284- 001 Batteries 12-cell, 2.20-Ah, 95-Wh battery 484172-001 6-cell, 2.55-Ah, 55-Wh battery 484171-001 6-cell, 2.20-Ah, 47-Wh battery 485041 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 27
Item (21) (22) (23) Description Spare part number 160-GB, 5400-rpm 485035-002 120-GB, 5400-rpm 485034-002 Hard Drive Hardware Kit (includes hard drive bracket, connector, and screws) 485037-001 RTC battery 486624-001 Memory modules For models equipped with AMD processors: PC2-6400, 667- - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 28
Item Description Spare part number Mauritania, Mauritius, Mexico, Micronesia, Monaco, Mongolia, Montenegro, Morocco, Mozambique, Namibia, Nauru, Nepal, the Bolivia, Bosnia and Herzegovina, Botswana, Brazil, the British Virgin Islands, Brunei, Bulgaria, 20 Chapter 3 Illustrated parts catalog - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 29
Item (24) Description Spare part number Burkina Faso, Burundi, Cameroon, Cape Verde, the Central African Republic, Chad, Chile, Colombia, Comoros, the Congo, Costa Rica, Croatia, Cyprus, the Czech Republic, Denmark, - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 30
Display assembly components Item Description Spare part number (1) Display bezels: For use only with HP G50 computer models equipped with a webcam module and a microphone 487607-001 For use only with HP G50 computer models equipped only with a microphone 487606-001 For use only with Compaq - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 31
enclosures (include logo) For use only with HP G50 computer models For use only with Compaq CQ50 computer models Display Rubber Kit (not illustrated, includes display bezel rubber screw covers) Display Screw Kit (not illustrated) Plastics Kit Spare part number 487605-001 486554-001 486584-001 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 32
±RW and CD-RW SuperMulti Double-Layer Combo Drive Blu-ray BD-ROM with SuperMulti DVD±RW and CD-RW Double-Layer Combo Drive Spare part number 485036-001 490829-001 485035-001 485034-001 485037-001 485039-001 485038-001 485040-002 24 Chapter 3 Illustrated - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 33
PM2.5×7.0 screw ● Phillips PM2.5×6.0 captive screw ● Phillips PM2.5×5.0 screw ● Phillips PM2.0×10.0 captive screw ● Phillips PM2.0×6.0 screw ● Phillips PM2.0×3.0 screw Spare part number 463958-001 490371-D01 490371-011 490371-081 490371-021 490371-D61 490371-BB1 490371-061 490371-AR1 490371-AD1 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 34
number listing Spare part number 459263-001 459263-002 459339-001 459339-002 463958-001 480851-006 480852-006 Description Broadcom BCM4312 802.11b/g Turion Ultra Dual-Core ZM-82 2.20-GHz processor (35W, 2-MB L2 cache, includes replacement thermal material) 26 Chapter 3 Illustrated parts catalog - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 35
L2 cache) Bluetooth module cable 12-cell, 2.20-Ah, 95-Wh battery 15.4-inch, WXGA+BrightView display panel (includes display panel and backlight cables) 512-MB memory module (PC2-5300, 667-MHz, DDR2) 512-MB memory module (PC2-5300, 667-MHz, DDR2 1024-MB memory module (PC2-5300, 667-MHz, DDR2) 1024-MB - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 36
CD-RW Double-Layer Combo Drive 6-cell, 2.20-Ah, 47-Wh battery 15.4-inch, WXGA+BrightView display assembly with webcam module and cable for use only with HP G50 and Compaq CQ50 computer models equipped only with a Digital Media Slot (includes UMA graphics subsystem memory, built-in parts catalog - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 37
display bezel rubber screw covers) Plastics Kit (see Plastics Kit on page 23 for more Plastics Kit spare part information) Screw Kit Rubber Kit (includes 8 computer feet) RTC battery Base enclosure for use only with computer models equipped with a Digital Media Slot and an HDMI port (includes - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 38
T9600 2.80-GHz processor (6-MB L2 cache) 489810-001 System board for use only with HP G50 and Compaq CQ50 computer models equipped with a Digital Media Slot and an HDMI port (includes UMA graphics subsystem memory, built-in modem, and replacement thermal material) 490371-001 Power cord for use in - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 39
memory, built-in modem, and replacement thermal material) Base enclosure for use only with computer models not equipped with a Digital Media Slot or an HDMI port (includes rubber feet) For use only with HP G50 Dual-Core T3400 2.16-GHz processor (1-MB L2 cache) Sequential part number listing 31 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 40
● Phillips P0 and P1 screwdrivers Service considerations The following sections include some parts Using excessive force during disassembly and reassembly can damage plastic parts. Use care when handling the plastic parts. Apply pressure only at the points designated in the maintenance instructions - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 41
CAUTION: When servicing the computer in such a way that they cannot be caught or snagged by parts being removed or replaced. Handle flex cables with extreme care; these a diskette drive or optical drive, be sure that a diskette or disc is not in the drive and be sure that the optical drive tray - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 42
Grounding guidelines Electrostatic discharge damage Electronic components are sensitive to electrostatic discharge (ESD). Circuitry design and structure determine the degree of sensitivity. Networks built into many integrated circuits provide some protection, but in many cases, ESD contains enough - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 43
and use properly grounded tools and equipment. ● Use conductive field service tools, such as cutters, screwdrivers, and vacuums. ● When as ordinary plastic assembly aids and Styrofoam. ● Handle ESD-sensitive components, parts, and assemblies by the case or PCM laminate. Handle these items only - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 44
with ground cords of one megohm resistance ● Static-dissipative tables or floor mats with hard ties to the ground ● Field service kits ● Static awareness labels ● Material-handling packages ● Nonconductive plastic bags, tubes, or boxes ● Metal tote boxes ● Electrostatic voltage levels and - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 45
Unknown user password If the computer you are servicing has an unknown user password, follow these steps Remove the battery (see Battery on page 40). 5. Remove the real-time clock (RTC) battery (see RTC battery on page 46). 6. Wait approximately 5 minutes. 7. Replace the RTC battery and reassemble - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 46
10 different sizes, that must be removed, replaced, or loosened when servicing the computer. Make special note of each screw and standoff size and Serial number Report the computer serial number to HP when requesting information or ordering spare parts. The serial number is located on the bottom - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 47
Computer feet The computer feet are adhesive-backed rubber pads. The feet are included in the Rubber Kit, spare part number 486623-001. There are 6 rubber feet that attach to the base enclosure in the locations illustrated below. Component replacement procedures 39 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 48
Description 12-cell, 2.20-Ah, 95-Wh Li-ion battery 6-cell, 2.55-Ah, 55-Wh Li-ion battery 6-cell, 2.20-Ah, 47-Wh Li-ion battery Spare part number 484172-001 484171-001 485041-001 Before disassembling the computer, follow these steps: 1. Shut down the computer. If you are unsure whether the computer - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 49
part Battery on page 40). Remove the optical drive: 1. Position the computer with the left side toward you. 2. Remove the Phillips PM2.5×9.0 screw (1) that secures the optical drive to the computer. 3. Insert a thin tool, such as a paper clip (2), into the release access. (The optical drive disc - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 50
5. If it is necessary to replace the optical drive bracket, position the optical drive with the rear toward you. 6. Remove the two Phillips PM2.0×3.0 screws (1) that secure the optical drive bracket to the optical drive. 7. Remove the optical drive bracket (2). Reverse this procedure to reassemble - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 51
bracket screws, are also available in the Hard Drive Hardware Kit, spare part number 485037-001. Description For models equipped with AMD processors: 250-GB, then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 40). Remove the hard drive: 1. Loosen the two - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 52
hard drive cover (2), swing it up and to the left, and remove the cover. The hard drive cover is included in the Plastics Kit, spare part number 486621-001. 3. Remove the three Phillips PM2.5×5.0 screws (1) that secure the hard drive to the computer. 4. Grasp the Mylar tab (2) on the hard drive - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 53
7. Lift the bracket (2) straight up to remove it from the hard drive. Reverse this procedure to reassemble and install the hard drive. Component replacement procedures 45 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 54
leaving it uninstalled for 5 or more minutes causes all passwords and CMOS settings to be cleared. Description RTC battery Spare part number 486624-001 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 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 55
-MB PC2-5300, 667-MHz, DDR2 2048-MB 1024-MB 512-MB Spare part number 485033-001 485032-001 485031-001 485030-001 485029-001 485028-001 485033-002 the battery (see Battery on page 40). Remove the memory module: 1. Loosen the two Phillips PM2.5×6.0 captive screws (1) that secure the memory module - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 56
cover (2), swing it up and to the left, and remove the cover (3). The memory module compartment cover is included in the base enclosure. 3. Spread the retaining tabs (1) on each side of the memory module slot to release the memory module. (The edge of the module opposite the slot rises away from the - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 57
WLAN module Description Spare part number Atheros AR9280 802.11a/b/g/n WLAN modules: For use in Canada, the Cayman Islands, Guam, Puerto Rico, the U.S. Virgin Islands, and the United States 482260- - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 58
Description Spare part number Suriname, Swaziland, the AC adapter from the computer. 4. Remove the battery (see Battery on page 40). Remove the WLAN module: CAUTION: restore computer functionality, and then contact technical support through Help and Support. 1. Loosen the Phillips PM2.5×6.0 screw - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 59
cover (2), swing it up and to the left, and then remove the cover (3). The WLAN module compartment cover is included in the Plastics Kit, spare part number 486621-001. 3. Disconnect the WLAN antenna cables (1) from the terminals on the WLAN module. NOTE: The black WLAN antenna cable is connected to - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 60
Switzerland Taiwan Thailand Turkey The United Kingdom The United States Spare part number 486654-131 486654-251 486654-171 486654-AD1 486654-071 and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 40). Remove the keyboard: 1. Turn the computer upside down - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 61
3. Turn the computer display-side up, with the front toward you. 4. Open the computer as far as possible. 5. Disengage the tabs (1) on the outside edges of the keyboard from the keyboard cover. 6. Lift the rear edge of the keyboard (2), and then slide it back until it rests on the display. 7. - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 62
(includes an LED board and LED board cable) Spare part number 486626-001 Before removing the keyboard cover, follow these the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 40). 5. Remove the keyboard (see Keyboard on page 52). Remove the - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 63
5. Release the ZIF connector (1) to which the power button board cable is attached, and disconnect the power button board cable (2) from the system board. 6. Slide the keyboard cover (1) toward the display assembly until it disengages from the top cover. 7. Remove the keyboard cover (2). Reverse - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 64
Description Power button board (includes cable) Spare part number 486627-001 Before removing the power button the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 40). 5. Disconnect the wireless antenna cables from the WLAN module (see - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 65
assembly Description Spare part number 15.4-inch, WXGA+BrightView display assembly for use only with HP G50 computer models (includes and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 40). 5. Disconnect the wireless antenna cables from the WLAN - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 66
the system board. CAUTION: The display assembly will be unsupported when the following screws are removed. To prevent damage to the display assembly, support it before removing the screws. 4. Remove the four Phillips PM2.5×10.0 screws (1) that secure the display assembly to the computer. 5. Lift the - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 67
The following display bezels are available: ● For use only with HP G50 computer models equipped with webcam module, spare part number 487607-001 ● For use only with HP G50 computer models not equipped with webcam module, spare part number 487606-001 ● For use only with Compaq CQ50 computer models - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 68
cable allows. 10. Disconnect the webcam module cable (2) from the webcam module. 11. Remove the webcam module. The webcam module is available using spare part number 486581-001. 12. If it is necessary to replace the display inverter, release the inverter (1) as far from the display enclosure as the - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 69
the backlight cable (3) from the display inverter. 14. Remove the display inverter from the display enclosure. The display inverter is available using spare part number 486556-001. 15. If it is necessary to replace the hinges, remove the two Phillips PM2.5×7.0 screws (1) that secure each hinge to - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 70
the brackets to the display panel. 20. Remove the display panel brackets (2) from the display panel. The display panel brackets are available using spare part number 486559-001. 21. If it is necessary to replace the wireless antenna transceivers and cables, release the tab (1) built into the display - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 71
display enclosure. The wireless antenna transceivers and cables are available using spare part number 486562-001. 25. If it is necessary to replace the enclosure. The microphone receiver and cable are available using spare part number 486560-001. Reverse this procedure to reassemble and install the - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 72
Top cover (includes TouchPad and TouchPad cable) Spare part number 486628-001 Before removing the top cover, the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 40). 5. Remove the following components: a. Optical drive (see Optical drive - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 73
5. Release the ZIF connector to which the TouchPad cable is attached, and disconnect the TouchPad cable (1) from the system board. 6. Remove the four Phillips PM2.0×6.0 screws (2) that secure the top cover to the base enclosure. 7. Lift the rear edge of the top cover (1) until the top cover - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 74
TouchPad on/off button board (includes cables) Spare part number 486630-001 Before removing the TouchPad on/off the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 40). 5. Remove the following components: a. Optical drive (see Optical - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 75
3. Release the ZIF connector on the TouchPad board to which the TouchPad on/off board cable is attached, and disconnect the TouchPad on/off board cable (2) from the TouchPad board. 4. Remove the two Phillips PM2.0×3.0 screws (1) that secure the TouchPad on/off button board to the top cover. 5. - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 76
button board Description TouchPad button board Spare part number 486629-001 Before removing the TouchPad from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 40). 5. Remove the following components: a. Optical drive (see Optical drive - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 77
3. Turn the TouchPad button board bracket upside down with the front toward you. 4. Remove the two Phillips PM2.0×3.0 screws (1) that secure the TouchPad button board to the TouchPad button board bracket. 5. Remove the TouchPad button board (2) from the TouchPad button board bracket. Reverse this - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 78
board Description Audio board (includes cable) Spare part number 486634-001 Before removing the audio board from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 40). 5. Remove the following components: a. Hard drive (see Hard drive on - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 79
not include Bluetooth module cable) Bluetooth module cable Spare part number 483113-001 486640-001 Before removing the Bluetooth module outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 40). 5. Remove the following components: a. Optical drive ( - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 80
to install the Bluetooth module. Speakers Description Speakers Spare part number 486632-001 Before removing the speakers, follow outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 40). 5. Remove the following components: a. Optical drive (see - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 81
this procedure to install the speakers. USB board Description USB board (does not include USB board cable) USB board cable (includes num lock LED) Spare part number 486633-001 486639-001 Component replacement procedures 73 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 82
outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 40). 5. Remove the following components: a. Optical drive ( System board NOTE: All system board spare part kits include UMA graphics subsystem memory, built-in modem, and replacement thermal - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 83
part number Equipped with AMD processors: For use only with HP G50 and Compaq CQ50 computer models equipped with a Digital Media 489810-001 Slot and an HDMI port For use only with HP G50 AC adapter from the computer. 4. Remove the battery (see Battery on page 40). 5. Remove the following - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 84
sure that the following components are removed from the defective system board and installed on the replacement system board: ● Memory modules (see Memory module on page 47) ● RTC battery (see RTC battery on page 46) ● WLAN module (see WLAN module on page 49) ● Fan/heat sink assembly (see Fan/heat - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 85
the base enclosure at an angle. Reverse this procedure to install the system board. RJ-11 connector cable Description RJ-11 connector cable Spare part number 486638-001 Before removing the RJ-11 connector cable, follow these steps: 1. Shut down the computer. If you are unsure whether the computer - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 86
4. Remove the battery (see Battery on page 40). 5. Remove the following components: a. Hard drive (see Hard drive on page 43) b. Optical drive (see Optical drive on page 41) c. Keyboard (see - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 87
heat sink assembly (includes replacement thermal material) Spare part number 486636-001 Before removing the fan/heat sink the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 40). 5. Remove the following components: a. Hard drive (see Hard - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 88
the processor (2). Thermal pads are located on the section of the fan/heat sink (3) that services the Northbridge chip (4). Replacement thermal grease and pads are included with all system board, fan/heat sink assembly, and processor spare part kits. 80 Chapter 4 Removal and replacement procedures - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 89
Reverse this procedure to install the fan/heat sink assembly. Component replacement procedures 81 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 90
2.00-GHz processor (1-MB L2 cache) Processor bracket (Intel) Spare part number 480852-006 480851-006 480857-005 480856-005 487350-003 486635-001 and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 40). 5. Remove the following components: a. Hard drive - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 91
triangle (4) embossed on the processor socket. Reverse this procedure to install the processor. Power connector cable Description Power connector cable Spare part number 486637-001 Before removing the power connector cable, follow these steps: 1. Shut down the computer. If you are unsure whether - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 92
4. Remove the battery (see Battery on page 40). 5. Remove the following components: a. Optical drive (see Optical drive on page 41) b. Hard drive (see Hard drive on page 43) c. Keyboard (see - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 93
5 Setup Utility WARNING! Only authorized technicians trained by HP must repair this equipment. All troubleshooting and repair procedures are detailed to allow repair at only the subassembly or module level. Because of the complexity of the individual boards and subassemblies, - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 94
. Your change goes into effect immediately. Navigating and selecting in the Setup Utility Because the Setup Utility is not Windows based, it does not support the TouchPad. Navigation and selection are by keystroke. ● To choose a menu or a menu item, use the arrow keys. ● To choose an item in a list - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 95
Setup Utility default settings go into effect when the computer restarts. NOTE: Your password, security, and language settings are not changed when you restore the factory default settings. Restoring default settings in the Setup Utility 87 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 96
in this section provide an overview of Setup Utility options. NOTE: Some of the Setup Utility menu items listed in this chapter may not be supported by your computer. 88 Chapter 5 Setup Utility - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 97
Main menu Select System information To do this ● View and change the system time and date. ● View identification information about the computer. ● View specification information about the processor, memory size, system BIOS, and keyboard controller version (select models only). Main menu 89 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 98
Security menu Select Administrator password Power-On Password To do this Enter, change, or delete an administrator password. Enter, change, or delete a power-on password. 90 Chapter 5 Setup Utility - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 99
System Configuration menu Select Language Support Button Sound (select models only) Virtualization Technology Processor C4 State (select models only) LAN Power Saving (select models only) Card Reader/1394 Power Saving (select - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 100
Diagnostics menu Select Hard Disk Self Test Secondary Hard Disk Self Test (select models only) Memory Test To do this Run a comprehensive self-test on the hard drive. NOTE: On models with two hard drives, this menu option is called the - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 101
6 Specifications Computer specifications Dimensions Length Width Height (front to rear) Weight Equipped with 6-cell battery and optical drive Input power Operating voltage Operating current Temperature Operating (not writing to optical disc) Operating (writing to optical disc) Nonoperating Relative - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 102
thermal limits for plastic surfaces. The computer operates well within this range of temperatures. 15.4-inch, WXGA display specifications Dimensions Height Width Diagonal Number of colors Contrast ratio Brightness Pixel resolution Pitch Format Configuration Backlight Character display Total power - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 103
Logical blocks 488,376,063 390,700,850 312,560,640 234,420,480 Disc rotational speed 5400 rpm 5400 rpm 5400 rpm 5400 rpm Operating temperature 5°C . Actual drive specifications may differ slightly. NOTE: Certain restrictions and exclusions apply. Contact technical support for details. - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 104
DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive specifications Applicable disc Access time Random Cache buffer Data transfer rate 24X CD-ROM 8X DVD 24X CD-R 16X CD-RW 8X DVD+R 4X 5,400 KB/sec 10,800 KB/sec 5,400 KB/sec 2,700 KB/sec 6,750 KB/sec Multiword DMA Mode 96 Chapter 6 Specifications - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 105
Blu-ray BD-ROM with SuperMulti DVD±RW and CD-RW Double-Layer Combo Drive specifications Applicable disc Access time Random Cache buffer Data transfer rate 24X CD-ROM 8X DVD 24X CD-R 16X CD-RW 8X DMA Mode Blu-ray BD-ROM with SuperMulti DVD±RW and CD-RW Double-Layer Combo Drive 97 specifications - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 106
System DMA specifications Hardware DMA System function DMA0 Not applicable DMA1* Not applicable DMA2* Not applicable DMA3 Not applicable DMA4 Direct memory access controller DMA5* Available for PC Card DMA6 Not assigned DMA7 Not assigned *PC Card controller can use DMA 1, 2, or 5. - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 107
System interrupt specifications Hardware IRQ System function IRQ0 IRQ1 System timer Standard 101-/102- channel *Default configuration; audio possible configurations are IRQ5, IRQ7, IRQ9, IRQ10, or none. NOTE: PC Cards may assert IRQ3, IRQ4, IRQ5, IRQ7, IRQ9, IRQ10, IRQ11, or IRQ15. Either the - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 108
System I/O address specifications I/O address (hex) 000 - 00F 010 - 01F 020 - 021 022 - 024 025 - 03F 02E - 02F 040 - 05F 044 - 05F 060 061 Unused Unused Secondary fixed disk controller Unused Primary fixed disk controller Unused JoyStick (decoded in ESS1688) Unused 100 Chapter 6 Specifications - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 109
Secondary diskette drive controller Parallel port (LPT1/default) Unused FM synthesizer-OPL3 Unused VGA Reserved (parallel port/no EPP support) VGA PC Card controller in CPU Unused Internal modem "A" diskette controller Serial port (COM1/default) PCI configuration index register (PCIDIVO-1) PCI - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 110
-00FFFFFF 04800000-07FFFFFF 04800000-07FFFFFF 08000000-080FFFFF 08200000-FFFEFFFF FFFF0000-FFFFFFFF System function Base memory Video memory Video BIOS Unused System BIOS Extended memory Super extended memory Unused Video memory (direct access) Unused System BIOS 102 Chapter 6 Specifications - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 111
7 Screw listing This section provides specification and reference information for the screws used in the computer. The screws listed in this section are available in the Screw Kit, spare part number 486622-001, or the Display Screw Kit, spare part number 486557-001. 103 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 112
Phillips PM2.5×10.0 screw Color Black Quantity 9 Length 10.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: (1) One screw that secures the optical drive to the computer (2) Two screws that secure the keyboard cover to the computer 104 Chapter 7 Screw listing - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 113
Where used: 4 screws that secure the display assembly to the computer Where used: 2 screws that secure the system board to the base enclosure Phillips PM2.5×10.0 screw 105 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 114
Phillips PM2.5×10.0 captive screw Color Black Quantity 4 Length 10.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: 4 captive screws that secure the top cover to the computer (screws are secured by Cclips) 106 Chapter 7 Screw listing - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 115
Phillips PM2.0×3.0 screw Color Black Quantity 23 Length 3.0 mm Thread 2.0 mm Head diameter 4.5 mm Where used: 2 screws that secure the optical drive bracket to the optical drive Where used: 2 screws that secure the keyboard cover to the computer Phillips PM2.0×3.0 screw 107 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 116
Where used: 2 screws that secure the power button board to the keyboard cover Where used: 6 screws that secure the display panel brackets to the display panel Where used: 2 screws that secure the top cover to the base enclosure 108 Chapter 7 Screw listing - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 117
Where used: (1) Two screws that secure the TouchPad on/off button board to the top cover (2) Four screws that secure the TouchPad button board bracket to the top cover Where used: 2 screws that secure the TouchPad button board to the TouchPad button board bracket Where used: One screw that secures - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 118
: (1) Two captive screws that secure the hard drive cover to the computer (screws are secured by C-clips) (2) Two captive screws that secure the memory module compartment cover to the computer (screws are secured by C-clips) (3) One captive screw that secures the WLAN module compartment cover to the - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 119
Phillips PM2.5×5.0 screw Color Black Quantity 10 Length 5.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: (1) Three screws that secure the hard drive to the computer (2) Two screws that secure the WLAN module to the computer (3) Three screws that secure the keyboard to the computer - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 120
Where used: 2 screws that secure the display panel to the display enclosure 112 Chapter 7 Screw listing - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 121
Phillips PM3.0×3.0 screw Color Silver Quantity 4 Length 3.0 mm Thread 3.0 mm Head diameter 5.0 mm Where used: 4 screws that secure the hard drive bracket to the hard drive Phillips PM3.0×3.0 screw 113 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 122
Phillips PM2.5×8.0 screw Color Black Quantity 2 Length 8.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: 2 screws that secure the display bezel to the display assembly 114 Chapter 7 Screw listing - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 123
Phillips PM2.5×7.0 screw Color Black Quantity 4 Length 7.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: 4 screws that secure the display hinges to the display enclosure Phillips PM2.5×7.0 screw 115 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 124
Phillips PM2.0×6.0 screw Color Black Quantity 11 Length 6.0 mm Thread 2.0 mm Head diameter 4.5 mm Where used: 2 screws that secure the top cover to the base enclosure Where used: 4 screws that secure the top cover to the base enclosure 116 Chapter 7 Screw listing - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 125
Where used: (1) Two screws that secure the audio board to the base enclosure (2) Two screws that secure the Bluetooth module to the base enclosure Where used: One screw that secures the right speaker to the base enclosure Phillips PM2.0×6.0 screw 117 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 126
Phillips PM2.0×11.0 captive screw Color Silver Quantity 4 Length 11.0 mm Thread 2.0 mm Head diameter 5.0 mm Where used: 4 captives screws that secure the fan/heat sink to the system board (screws are secured by C-clips) 118 Chapter 7 Screw listing - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 127
. If the partition is present, an HP Recovery drive is listed in the Hard Disk Drives section of the window. Creating recovery discs NOTE: HP recommends that you create recovery discs to be sure that you can restore your system to its original factory state if you experience serious system failure - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 128
Advanced Options. NOTE: If you are operating the computer on battery power, you will be prompted to connect to AC power before you can go to the next step. 3. Click Recovery disc creation, and then click Next. 4. Follow the on-screen instructions. Backing up your information When to back up ● On - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 129
point allows you to save and name a snapshot of your hard drive at a specific point in time. You can then recover back to that point if you want Click Create. The System Protection window opens. 6. Follow the on-screen instructions. Restore to a previous date and time To revert to a restore point - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 130
4. Click the System Restore button, and then click Next. The System Restore window opens. 5. Follow the on-screen instructions. 122 Chapter 8 Backup and recovery - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 131
. Recovering from the recovery discs To restore the system from the recovery discs: 1. Back up all personal files. 2. Insert the first recovery disc into the optical drive and restart the computer. 3. Follow the on-screen instructions. Recovering from the dedicated recovery partition (select models - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 132
9 Connector pin assignments Audio-out (headphone) Pin Signal 1 Audio out, left channel 2 Audio out, right channel 3 Ground Audio-in (microphone) Pin Signal 1 Audio signal in 2 Audio signal in 3 Ground 124 Chapter 9 Connector pin assignments - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 133
External monitor Pin Signal 1 Red analog 2 Green analog 3 Blue analog 4 Not connected 5 Ground 6 Ground analog 7 Ground analog 8 Ground analog 9 +5 VDC 10 Ground 11 Monitor detect 12 DDC 2B data 13 Horizontal sync 14 Vertical sync 15 DDC 2B clock External monitor 125 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 134
RJ-11 (modem) Pin Signal 1 Unused 2 Tip 3 Ring 4 Unused 5 Unused 6 Unused 126 Chapter 9 Connector pin assignments - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 135
RJ-45 (network) Pin Signal 1 Transmit + 2 Transmit - 3 Receive + 4 Unused 5 Unused 6 Receive - 7 Unused 8 Unused RJ-45 (network) 127 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 136
Universal Serial Bus Pin Signal 1 +5 VDC 2 Data - 3 Data + 4 Ground 128 Chapter 9 Connector pin assignments - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 137
10 Power cord set requirements The wide range input feature 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 computer meets the requirements for use in the country or region where the - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 138
Requirements for specific countries and regions Country/region Accredited agency Applicable note number Australia EANSW 1 Austria OVE 1 Belgium CEBC 1 Canada CSA 2 Denmark DEMKO 1 Finland FIMKO 1 France UTE 1 Germany - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 139
battery in general household waste. Follow the local laws and regulations in your area for computer battery components. NOTE: Materials Disposal. This HP product contains mercury in the backlight in in this appendix are general disassembly instructions. Specific details, such as screw sizes, - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 140
Perform the following steps to disassemble the display assembly: 1. Remove all screw covers (1) and screws (2) that secure the display bezel to the display assembly. 2. Lift up and out on the left and right inside edges (1) and the top and bottom inside edges (2) of the display bezel until the bezel - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 141
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. 7. Turn the display panel assembly upside - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 142
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-side up. 134 Chapter - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 143
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 from the display panel. WARNING! The backlight contains mercury. Exercise caution when removing and handling the backlight to avoid damaging this - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 144
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 panel (3) from the display rear panel. 22. Release the tape (4) that secures the LCD panel to the display rear panel. 23. Remove the LCD panel. - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 145
front 10 keys 8 left-side 12 rear 11 right-side 11 top 6 TouchPad 9 computer feet locations 39 spare part number 39 computer specifications 93 connectors power 12 service considerations 33 D Diagnostics menu 92 Digital Media Slot 12 Digital Media Slot light 12 diskette drive precautions 33 product - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 146
8 L LAN Power Saving 91 language support 91 left-side components 12 lights AC adapter 12 battery 10 Digital Media Slot 12 drive 10 optical drive 11 power 10 M Main menu 89 mass storage devices, spare part numbers 24 memory map specifications 102 memory module product description 2 removal 47 spare - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 147
1 security 4 serviceability 5 webcam 3 wireless 3 product name 1 R rear component 11 recovering a program or driver 119 recovering from the dedicated recovery partition 123 recovering from the recovery discs 123 recovery discs 119 Recovery Manager 119, 123 recovery partition 119 recovery, system 123 - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 148
Utility 85 static-shielding materials 36 supported discs 120 system board removal 74 spare part numbers 17, 28, 30, 31, 74 System Configuration menu 91 system DMA 98 system failure or instability 119 system information 89 system memory map 102 system recovery 123 system restore points 119 T tools - HP FE875UA#ABA | HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Maint - Page 149
HP G50 Notebook PC and
Compaq Presario CQ50 Notebook PC
Maintenance and Service Guide