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
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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - 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
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 ...32 Service - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 6
37 Component 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 cover ...54 Power button board ...56 Display assembly ...57 Top cover ...64 TouchPad - 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
Category Chipset Graphics Panel 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 (1-MB L2 √ √ cache) Northbridge and Southbridge: NVIDIA MCP77MV √ √ GeForce 8200M - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 11
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-rpm ● 160-GB, 5400 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 12
Category 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 - 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
Top components Display components Item (1) Component Wireless antennae (2, select models only) (2) Integrated webcam light (select models only) Description Send and receive signals from one or more wireless devices. NOTE: The antennae are not visible from the outside of the computer. For - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 15
responding and Windows® shutdown procedures are ineffective, press and hold the power button for at least 5 seconds to turn off the computer. To learn more about your power settings, select Start > Control Panel > System and Maintenance > Power Options. Turns the wireless feature on or off, but does - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 16
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 when pressed in combination - 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
is in the Sleep state. ● Off: The 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 light begins blinking rapidly. ● Off: If the - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 19
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 internal fan to cycle on and off during routine operation. Right-side components 11 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 20
Off: The computer is not connected to external power. Connects an external VGA monitor or projector. Connects a network cable. Connects an optional video or audio device, such as a highdefinition television, or any compatible digital or audio component. Connects an optional USB device. Supports the - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 21
technical support through Help and Support. 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 internal fan to cycle on and off during routine operation. Contains the memory module - 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
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 webcam module and cable 485046-001 Refer to Display assembly - 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
not illustrated) 486635-001 Fan/heat sink assembly (includes replacement thermal material) 486636-001 Power connector cable 486637-001 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-Wh battery - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 27
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-MHz, DDR2 , Malawi, Malaysia, the Maldives, Mali, Malta, the Marshall 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 Nether Antilles, the Netherlands, New Zealand, Nicaragua, Niger, Nigeria, Norway, Oman, Pakistan, Palau, Panama, Papua New Guinea, Paraguay, - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 29
equipped with Intel processors: DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive with LightScribe 485039-002 DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive 485038-002 Blu-ray BD-ROM with SuperMulti DVD±RW and CD-RW Double-Layer Combo Drive 485040-002 Computer major components 21 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 30
with HP G50 computer models equipped only with a microphone 487606-001 For use only with Compaq CQ50 computer models equipped with a webcam module and a microphone 486582-001 For use only with Compaq CQ50 computer models equipped only with a microphone 486555-001 (2) Display inverter 486556 - 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
160-GB, 5400-rpm 120-GB, 5400-rpm Hard Drive Hardware Kit (includes connector, bracket, and screws) (2) Optical drives (include bezel and bracket) DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive with LightScribe DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive Blu-ray BD-ROM with SuperMulti - 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 Australia For use in Denmark For use in Europe For use in India For use in Israel For - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 34
, Vietnam, Yemen, Zaire, Zambia, 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 36
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 replacement thermal material) Display enclosure for use only with Compaq CQ50 computer models (includes logo) Display bezel for use only - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 37
Display bezel for use only with Compaq CQ50 computer models equipped with a webcam module and a microphone Webcam module cable Display Rubber Kit (includes display bezel rubber screw covers ) Processor bracket Fan/heat sink assembly (includes replacement thermal material) Power connector cable RJ - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 38
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 the United States 490371-011 Power cord for use in Australia - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 39
in South Africa Power cord for use in Israel Power cord for use in Argentina Power cord for use in India System board for use only with Compaq CQ50 computer models equipped with an HDMI port (includes UMA graphics subsystem memory, built-in modem, and replacement thermal material) 200-GB, 5400-rpm - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 40
screwdriver ● Phillips P0 and P1 screwdrivers Service considerations The following sections include some of the considerations that you must keep in mind during disassembly and assembly procedures. NOTE: As you remove each subassembly from the computer, place the subassembly (and all accompanying - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 41
servicing the computer, be sure that cables are placed in their proper locations during the reassembly process. Improper cable placement can damage the computer by parts being removed or replaced. Handle flex cables with extreme is closed. Handle drives on surfaces covered with at least one inch of - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 42
but in many cases, ESD contains enough power to alter device parameters or melt silicon junctions expectancy. CAUTION: To prevent damage to the computer when you are removing or installing internal components, 400 V 2,000 V 3,500 V 7,000 V 5,000 V 34 Chapter 4 Removal and replacement procedures - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 43
Follow these grounding workstation guidelines: ● Cover the workstation with approved static-shielding material grounded tools and equipment. ● Use conductive field service tools, such as cutters, screwdrivers, and vacuums. Turn off power and input signals before inserting or removing connectors or - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 44
● Conductive tabletop workstations 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 mats 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
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 real-time clock (RTC) battery (see RTC battery on page 46). 6. Wait approximately 5 minutes. 7. Replace the RTC battery - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 location during removal and replacement. Serial number Report the computer serial number to HP when requesting information or ordering spare parts. The - 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
with AMD processors: DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive with LightScribe DVD±RW and CD- 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 - 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
drive 200-GB, 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 52
(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, and then slide 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
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 (see Hard drive on page - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 55
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 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 56
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 computer.) 4. Remove the memory module - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 57
, the Solomon Islands, Somalia, South Africa, 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
. 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 WLAN module: CAUTION: To prevent an unresponsive system, replace the wireless module only - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 59
the cover (3). The WLAN module compartment cover 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
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). Remove the keyboard: 1. Turn the - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 61
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. Release the zero insertion force (ZIF - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 62
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 Keyboard on page 52). Remove the keyboard cover: 1. Turn the computer upside - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 63
, 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 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 and - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 68
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 cable allow. 60 Chapter 4 Removal and - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 69
panel cable (2) and 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 70
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 antenna cables. 22. Detach the main and auxiliary transceivers (2) from the - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 71
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 cable. 26. Remove the microphone receiver (2) from the clip built into - 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 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 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
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. Release the TouchPad on/off button board (2) by sliding it forward until it clears the clip built into the top - 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
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
. 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 83
485219-001 Digital Media Slot, and HDMI port For use only with HP G50 and Compaq CQ50 computer models equipped with a GL40 chipset 494282-001 and Digital Media Slot For use only with HP G50 and Compaq CQ50 computer models equipped with NVIDIA GeForce 488338-001 9200M graphics, a Digital Media Slot - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 84
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 sink assembly on page 79) ● Processor (see - 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
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 Keyboard on page 52) d. Keyboard cover (see Keyboard cover on page 54) e. Display assembly (see Display assembly - 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
board components each time the fan/heat sink is removed. Thermal grease is located on the section of the fan/heat sink (1) that services 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 - 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
c. Keyboard (see Keyboard on page 52) d. Keyboard cover (see Keyboard cover on page 54) e. Display assembly (see Display assembly on page 57) f. Top cover (see Top cover on page 64) g. System board (see System board on page 74) Remove the power connector cable: 1. Position the system board with the - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 93
by HP must repair this equipment. All troubleshooting and a safety hazard. Any indication of component replacement or printed wiring board modification may void restarting the computer. While the "Press the ESC key for Startup Menu" message is displayed in the lower-left corner of the screen, press - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 94
Utility Because the Setup Utility is not Windows based, it does not support the TouchPad. Navigation and selection are by keystroke. ● To choose a on or restarting the computer. While the "Press the ESC key for Startup Menu" message is displayed in the lower-left corner of the screen, press f10. - - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 95
Setup Utility is already running, begin at step 2. 1. 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 screen, press f10. - or - Open the Setup Utility by turning on or restarting the - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 96
If the Setup Utility menus are not visible, press esc to return 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 - 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
Power Saving. When enabled, saves power when the computer is in DC mode. Enable/disable Card Reader/1394 Power Saving. When enabled, saves power when the computer is in DC mode. Enabled/disable Fan Always On. When enabled, the computer fan Floppy ◦ Internal CD/DVD ROM Drive ◦ Hard drive ◦ - 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
Specifications Computer specifications Dimensions Length Width Height (front to rear) Weight Equipped with 6-cell battery and optical drive Input power 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
specifications Dimensions Height Width Diagonal Number of colors Contrast ratio Brightness Pixel resolution Pitch Format Configuration Backlight Character display Total power consumption Viewing angle Metric U.S. 20.7 cm 33.1 cm 39.1 cm Up to 16.8 million 200:1 (typical) 150 nits (typical - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 103
Hard drive specifications 250-GB* 200-GB* 160-GB* 120-GB* Dimensions Height 9.5 mm 9.5 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
±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 DVD+RW 8X DVD-R 4X DVD-RW 2.4X DVD+R(9) 5X DVD-RAM Transfer mode Read: Write: CD-DA, CD+(E)G, CD-MIDI, CD-TEXT, CD - 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-RW 8X DVD+R 4X DVD+RW 8X DVD-R 4X DVD-RW 2.4X DVD+R(9) 5X DVD-RAM 1X BD-ROM 1X BD-R read 1X BD-RE - 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
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 - 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 0EF 0F0 - 0F1 0F2 - 0FF 100 - 16F 170 - 177 178 - 1EF 1F0 - 1F7 1F8 - 200 201 202 - 21F System function (shipping configuration) DMA controller no. 1 Unused Interrupt controller no. 1 Opti chipset - 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
-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 - 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
Head diameter 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 - 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 feature). This feature helps you reinstall a program or driver without performing a full system recovery. ● Performing a full system recovery (Recovery Manager software - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 128
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 a regularly scheduled basis - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 129
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 to reverse subsequent changes -screen instructions. Restore to a previous date and time To revert to a restore point (created at a previous date and time), when the computer - 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
. -or- ● Restart the computer and press f11 while the "Press for recovery" message is displayed on the screen. Then select Recovery Manager. Recovery Manager opens. 2. Click Advanced Options. 3. Click System recovery, and then click Next. 4. Follow the on-screen instructions. Recovering system - 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
of 10 amps and a nominal voltage rating of 125 or 250 V AC, as required by the power system of each country or region. ● The appliance coupler must meet the mechanical configuration of an EN 60 320/IEC 320 Standard Sheet C13 connector for mating with the appliance inlet on the back of the computer - 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 Australia EANSW region where it will be used. 5. The flexible cord must be Type VCTF, 3-conductor, 0.75-mm² conductor size. Power cord set fittings (appliance coupler and wall plug) must - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 139
(1) and the liquid crystal display (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 131 - 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
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 down. 8. Remove all screws that secure the display panel frame to the display panel. 9. Use a sharp-edged - 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 display panel. WARNING! The backlight contains mercury. Exercise caution when removing and handling the backlight to avoid damaging this - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 144
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. 24. Recycle the LCD panel and backlight - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 145
2 CMOS clearing 37 components bottom 13 buttons 7 display 6 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 146
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 product description - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 147
3 display panel 2 docking support 4 Ethernet 3 external media cards 4 graphics 2 hard drives 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 - Compaq Presario CQ50-200 | HP G50 Notebook PC and Compaq Presario CQ50 Notebook - Page 148
speakers removal 72 spare part number 17, 29, 72 specifications Blu-ray BD-ROM with SuperMulti DVD±RW and CDRW Double-Layer 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 - 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