Compaq Presario CQ50-200 HP G50 Notebook PC and Compaq Presario CQ50 Notebook
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- Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 1
HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC Maintenance and Service Guide - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 2
license. Microsoft, Windows, and Windows Vista are U.S. 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 3
or rugs or clothing, to block airflow. Also, do not allow the AC adapter to contact the skin or a soft surface, such as pillows or rugs or clothing, during operation. The computer and the AC adapter comply with the user-accessible surface temperature limits defined by the International Standard for - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 4
iv Safety warning notice - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 5
Serial number location ...14 Computer major components ...15 Display assembly components ...22 Plastics Kit ...23 Mass storage devices ...24 Miscellaneous parts ...25 Sequential part number listing ...26 4 Removal and replacement procedures Preliminary replacement requirements 32 Tools required - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 6
replacement procedures 38 Serial number ...38 Computer feet ...39 Battery ...40 Optical drive ...41 Hard drive ...43 RTC battery ...46 Memory RJ-11 connector cable ...77 Fan/heat sink assembly ...79 Processor ...82 Power connector cable ...83 5 Setup Utility Starting the Setup 92 6 Specifications vi - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 7
Computer specifications ...93 15.4-inch, WXGA display specifications 94 Hard drive specifications ...95 DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive specifications 96 Blu-ray BD-ROM with SuperMulti DVD±RW and CD-RW Double-Layer Combo Drive specifications ...97 System DMA specifications ... - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 10
Memory Description HP G50 Notebook PC Compaq Presario CQ50 Notebook PC Intel Celeron® 585 2.16-GHz processor (1-MB L2 √ √ cache) Intel Celeron 575 2.00-GHz processor memory when computer system memory equals 512 MB NVIDIA Discrete GeForce 9200M GE with 256 MB of dedicated video memory 15.4- - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 12
Description 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 SD, MMC, MS, √ √ MSPro, xD. With adapter - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 14
wireless devices. NOTE: The antennae are not visible from the outside of the computer. For optimal transmission, keep the areas immediately around the antennae free from obstructions notices are located in Help and Support. On: The webcam is in use. 6 Chapter 2 External component identification - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 15
is in the Sleep state, press the button briefly to exit Sleep. ● When the computer is in Hibernation, press the button briefly to exit Hibernation. If the computer has stopped responding and Windows® shutdown procedures are ineffective, press and hold the power button for at least 5 seconds to - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 16
in combination with the fn key. Executes frequently used system functions when pressed in combination with a function key or the esc key. Displays the Windows Start menu. Can be used like the keys on an external numeric keypad. Displays a shortcut menu for items beneath the pointer. Adjusts system - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 17
light ● White: TouchPad is enabled. ● Amber: TouchPad is disabled. (2) TouchPad* Moves the pointer and selects or activates items on the screen. (3) Left TouchPad button* Functions like the left button on an external mouse. (4) Right TouchPad button Functions like the right button on an - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 18
computer is off or in Hibernation. ● On: A battery is charging. ● Blinking: A battery that is the only available power source has reached a low battery level. When the battery reaches a critical battery level, the battery user guides located in Help and Support. 10 Chapter 2 External - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 19
: The security cable is designed to act as a deterrent, but it may not prevent the computer from being mishandled or stolen. Function Enables airflow to cool internal components. NOTE: The computer fan starts up automatically to cool internal components and prevent overheating. It is normal for the - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 20
light (3) External monitor port (4) RJ-45 (network) jack (5) HDMI port (6) USB port (7) Digital Media Slot (8) Digital Media Slot light Function Connects an AC adapter. ● On: The computer is connected to external power. ● Off: The computer is not connected to external power. Connects an - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 21
Vents (4) (5) Memory module compartment (6) Hard drive bay Function Holds the battery. Releases the battery from the battery bay. Holds the WLAN module. CAUTION: To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for use in the computer by the - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 23
Computer major components Computer major components 15 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 24
and cables, microphones and cables, and logo) For use only with HP G50 computer models Includes webcam module and cable 487603-001 Does not include webcam module and cable 487602-001 For use only with Compaq CQ50 computer models Includes webcam module and cable 485047-001 Does not include - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 25
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 equipped with a Digital Media Slot and an HDMI port 489810-001 For use only with HP G50 and Compaq CQ50 computer models equipped - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 26
492301-001 For use only with computer models not equipped with a Digital Media Slot or an HDMI port 494183-001 Rubber Kit (not illustrated, includes 8 computer feet) 486623-001 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 27
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 Islands, Martinique, Computer major components 19 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 29
(24) Description Spare part number Burkina Faso, Burundi drive bezel and bracket) For models equipped with AMD processors: DVD±RW and CD-RW SuperMulti Double-Layer Combo Layer Combo Drive 485038-001 For models equipped with Intel processors: DVD±RW and CD-RW SuperMulti Double-Layer Combo - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 30
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 CQ50 computer 001 489133-001 15.4-inch, WXGA+ - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 33
Miscellaneous parts Description 65-W PFC AC adapter Power cords: For use in Argentina For use in 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 34
, and Zimbabwe 65-W PFC AC adapter AMD Turion Ultra Dual-Core ZM-80 2.10-GHz processor (35W, 2-MB L2 cache, includes replacement thermal material) AMD 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 35
cache) Intel Core2 Duo T9400 2.53-GHz processor (6-MB 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 36
port For use only with HP G50 and Compaq CQ50 computer models equipped with a GL40 chipset, Digital Media Slot, and HDMI port System board 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 modem, and - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 37
use only with Compaq CQ50 computer models equipped 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 ) Processor bracket Fan/heat sink assembly (includes replacement thermal - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 38
Intel Core2 Duo 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 39
port (includes UMA graphics subsystem 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 and Compaq CQ50 computer models equipped with a GM45 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 40
the work area to prevent damage. Plastic 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. 32 Chapter 4 Removal and replacement procedures - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 41
in such a way that they cannot be caught or snagged by parts being removed or replaced. Handle flex cables with extreme care; these cables tear easily. a hard drive, shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 42
life expectancy. CAUTION: To prevent damage to the computer when you are removing or installing internal components, PCB Packing PCBs in foam-lined box Typical electrostatic voltage levels Relative humidity 10% 40% 35,000 V 15,000 V 12,000 V 5,000 V 6,000 V 800 V 2,000 V 700 V 11,500 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 43
parts and assemblies with conductive or approved containers or packaging. ● Keep ESD-sensitive parts in their containers until the parts ESD-sensitive parts from assemblies in ● Use conductive field service tools, such as cutters ● Handle ESD-sensitive components, parts, and assemblies by the case - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 44
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 Voltage protection level 1,500 V 7,500 V 5,000 V 36 Chapter 4 Removal and replacement procedures - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 45
unplugging the AC adapter from the computer. 4. 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 the computer. 8. Connect AC power to the computer. Do not - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 46
, that must be removed, replaced, or loosened when servicing the computer. Make special note of each screw and standoff size and location during removal and replacement. Serial number Report the computer serial number to HP when requesting information or ordering spare parts. The serial number is - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 48
system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. Remove the battery: 1. Turn the computer upside down on a flat surface, with the - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 49
. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 40). Remove the optical drive: 1. Position - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 the optical drive bracket (2). Reverse this procedure to reassemble and install an optical drive. 42 Chapter 4 Removal and replacement procedures - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 51
power cord from the AC outlet and 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 Phillips PM2.5×6.0 captive screws (1) that secure the hard drive cover to the computer. Component replacement procedures 43 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 52
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, and then slide the hard drive (3) to the - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 54
system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord 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 hard drive cover - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 55
the AC outlet and then unplugging the AC adapter from the computer. 4. Remove 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 compartment cover to the computer. Component replacement procedures - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 56
computer.) 4. Remove the memory module (2) by pulling the module away from the slot at an angle. NOTE: Memory modules are designed with a notch (3) to prevent incorrect installation into the memory module slot. Reverse this procedure to install a memory module. 48 Chapter 4 Removal and replacement - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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. South Korea, Spain, Sri Lanka, St. Kitts and Nevis, St. Lucia, St. Vincent and the Grenadines, 459263-002 Component replacement procedures 49 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 58
by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 40). Remove the WLAN module: CAUTION: To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 59
the Plastics Kit, spare part number 486621-001. computer.) 5. Remove the WLAN module (3) by pulling the module away from the slot at an angle. NOTE: WLAN modules are designed with a notch (4) to prevent incorrect installation. Reverse this procedure to install the WLAN module. Component replacement - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 60
part number AC adapter from the computer. 4. Remove the battery (see Battery on page 40). Remove the keyboard: 1. Turn the computer upside down, with the front toward you. 2. Remove the three Phillips PM2.5×5.0 screws that secure the keyboard to the computer. 52 Chapter 4 Removal and replacement - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 61
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 (2) from the system board. 8. Remove the keyboard. Reverse this procedure to install the keyboard. Component replacement procedures 53 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 62
system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord 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 keyboard (see - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 63
cover (1) toward the display assembly until it disengages from the top cover. 7. Remove the keyboard cover (2). Reverse this procedure to install the keyboard cover. Component replacement procedures 55 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 64
. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 65
HP G50 computer models (includes 2 WLAN antenna transceivers and cables, microphones and cables, and logo) Includes webcam module and cable 487603-001 Does not include webcam module and cable 487602-001 15.4-inch, WXGA+BrightView display assembly for use only with Compaq CQ50 computer models - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 66
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 display assembly (2) straight up and remove it. 58 Chapter 4 Removal - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 67
-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 equipped with webcam module, spare part number 486582-001 ● For use only with Compaq CQ50 computer models not equipped with webcam module - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 68
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 display panel cable and backlight - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 69
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 the display enclosure. 16. Remove - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 70
. 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 enclosure that secures the wireless - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 71
and cables (4) from the display enclosure. The wireless antenna transceivers and cables are available using spare part number 486562-001. 25. If it is necessary to replace the microphone and cable, release the tab built into the display enclosure shielding (1) that secures the microphone - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 72
. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 73
the top cover (1) until the top cover disengages from the base enclosure. 8. Remove the top cover (2). Reverse this procedure to install the top cover. Component replacement procedures 65 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 74
. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 75
clip built into the top cover. 6. Remove the TouchPad on/off button board (3). Reverse this procedure to install the TouchPad on/off button board. Component replacement procedures 67 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 76
. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 77
TouchPad button board bracket. 5. Remove the TouchPad button board (2) from the TouchPad button board bracket. Reverse this procedure to install the TouchPad button board. Component replacement procedures 69 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 78
. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 79
. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 80
. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 82
computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery part kits include UMA graphics subsystem memory, built-in modem, and replacement thermal material. 74 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 and Compaq CQ50 computer models equipped only with a Digital Media 486550-001 Slot For use only with Compaq - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 84
, be 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 85
computer on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. Component replacement - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 built into the base enclosure. Reverse this procedure to install the RJ-11 connector cable. 78 Chapter 4 Removal and replacement procedures - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 87
. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 89
Reverse this procedure to install the fan/heat sink assembly. Component replacement procedures 81 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 90
. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 91
computer on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. Component replacement - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 cable from the system board. Reverse this procedure to install the power connector cable. 84 Chapter 4 Removal and replacement procedures - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 93
HP must repair this equipment. All troubleshooting . Any indication of component replacement or printed wiring board modification can be used even when your Windows® operating system is not working. the screen, press f10. - or - 1. Open the Setup Utility by turning on or restarting the computer. While - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 94
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 lower-left corner of the screen, press f10. - or - Open the Setup Utility by turning on or restarting the computer. While the "Press the ESC - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 95
the "Press the ESC key for Startup Menu" message is displayed in the lower-left corner of the screen, press f10. - or - Open the Setup Utility by turning on or restarting the computer. While the "Press the ESC key for Startup Menu" message is displayed in the lower-left corner of the - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 96
to the menu display. Then use the arrow keys to select Exit > Exit Discarding Changes, and then press enter. After either choice, the computer restarts in Windows. Setup Utility menus The menu tables in this section provide an overview of Setup Utility options. NOTE: Some of the Setup Utility menu - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 99
language. Enable/disable the capacitive button tapping sound. Enable/disable the processor Virtualization Technology. Enable/disable the processor C4 sleep state. Enable/disable LAN Power Saving. When enabled, saves power when the computer is in DC mode. Enable/disable Card Reader/1394 Power Saving - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 101
°F 41°F to 95°F -4°F to 140°F 10% to 90% 5% to 95% -15 m to 3,048 m -15 m to 12,192 m -50 ft to 10,000 ft -50 ft to 40,000 ft 125 g, 2 ms, half-sine 200 g, 2 ms, half-sine 0.75 g zero-to-peak, 10 Hz to 500 Hz, 0.25 oct/min sweep rate Computer specifications 93 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 102
sweep rate NOTE: Applicable product safety standards specify 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 103
temperature 5°C to 55°C (41°F to 131°F) *1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less. Actual drive specifications may differ slightly. NOTE: Certain restrictions and exclusions apply. Contact technical support for details. Hard drive - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 /sec 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 Multiword DMA Mode Blu-ray BD-ROM with SuperMulti DVD±RW and CD-RW Double-Layer Combo Drive 97 specifications - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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. - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 107
interrupt specifications Hardware compliant system Synaptics PS/2 TouchPad IRQ13 Numeric data processor IRQ14 Primary IDE channel IRQ15 Secondary IDE channel * possible configurations are IRQ5, IRQ7, IRQ9, IRQ10, or none. NOTE: PC Cards may assert IRQ3, IRQ4, IRQ5, IRQ7, IRQ9, IRQ10, IRQ11, - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 110
System memory map specifications Size 640 KB 128 KB 48 KB 160 KB 64 KB 15 MB 58 MB 58 MB 2 MB 4 GB 64 KB Memory address 00000000-0009FFFF 000A0000-000BFFFF 000C0000-000CBFFF 000C8000-000E7FFF 000E8000-000FFFFF 00100000-00FFFFFF 04800000-07FFFFFF 04800000-07FFFFFF 08000000-080FFFFF 08200000- - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 118
5.0 mm Where used: (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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 119
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 Phillips PM2.5×5.0 screw 111 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 120
Where used: 2 screws that secure the display panel to the display enclosure 112 Chapter 7 Screw listing - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 127
changes to your computer by restoring the computer to an earlier state. ● Recovering a program or driver (Recovery Manager software > Computer. 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 128
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 in a window, toolbar, or menu bar by taking a screen shot of your settings. The screen shot can be - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 129
4. Under Automatic restore points, select the disk for which you want to create a restore point. 5. 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 (created at a previous date and time), when the - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 131
computer. Use these discs to recover your operating system and software. NOTE: Windows has its own built-in repair features, such as System Restore and driver computer. 3. Follow the on-screen instructions. Recovering from the dedicated recovery partition (select models only) NOTE: If your computer - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 136
Universal Serial Bus Pin Signal 1 +5 VDC 2 Data - 3 Data + 4 Ground 128 Chapter 9 Connector pin assignments - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 138
Requirements for specific countries and regions Country/region Accredited agency Applicable note number . The wall plug must be a two-pole grounding type with a NEMA 5-15P (15 A, 125 V) or NEMA 6-15P (15 A, 250 V) configuration. 3. The appliance coupler, flexible cord, and wall plug must - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 139
Disposal. This HP product contains mercury LCD) panel (2). NOTE: The procedures provided in this appendix are general disassembly instructions. Specific details, such as screw sizes, quantities, and locations, and component shapes and sizes, can vary from one computer model to another. Battery - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 144
. 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. 24. Recycle the LCD panel and backlight. 136 Chapter 11 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 145
AC adapter light 12 AC adapter, spare part number 25, 26 administrator password 90 antenna disconnecting 51 locations 6 removal 62 spare part number 22, 29, 63 audio board removal 70 spare part computer feet locations 39 spare part number 39 computer specifications 93 connectors power 12 service - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 146
8 Windows applications 8 Windows logo 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 147
3 keyboard 4 memory module 2 microphone 3 modem module 3 operating system 4 optical drives 3 pointing devices 4 ports 4 power requirements 4 processors 1 product name 1 security 4 serviceability 5 webcam 3 wireless 3 product name 1 R rear component 11 recovering a program or driver 119 recovering - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 148
Combo Drive 97 computer 93 display 94 DVD±RW and CD-RW Combo Drive 96 hard drive 95 I/O addresses 100 interrupts 99 memory map 102 optical drive 96, 97 system DMA 98 starting the Setup Utility 85 static-shielding materials 36 supported discs 120 system board removal 74 spare part numbers 17, 28 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 149
HP G50 Notebook PC and
Compaq Presario CQ50 Notebook PC
Maintenance and Service Guide