Compaq Presario CQ45-200 Compaq Presario CQ45 Notebook PC - Maintenance and Se
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- Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 1
Compaq Presario CQ45 Notebook PC Maintenance and Service Guide - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 2
are trademarks of Advanced Micro Devices, Inc. Bluetooth is a trademark owned by its proprietor and used HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - 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 CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 4
iv Safety warning notice - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 5
devices ...26 Miscellaneous parts ...27 Sequential part number listing ...28 4 Removal and replacement procedures Preliminary replacement requirements 33 Tools required ...33 Service considerations ...33 Plastic parts ...33 Cables and connectors 34 Drive handling 34 Grounding guidelines ...35 v - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 6
battery ...50 Memory module ...52 Keyboard ...54 Switch cover ...56 Speaker assembly ...58 Display assembly ...60 Camera/microphone module 65 Top cover ...67 Fingerprint reader board ...69 TouchPad button board ...71 Bluetooth Utility menus ...92 6 Specifications Computer specifications ...94 vi - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 7
inch, WXGA, BrightView display specifications 95 Hard drive specifications ...96 DVD±RW and CD-RW Super Multi Double-Layer Combo Drive specifications 97 System DMA specifications ...98 System interrupt specifications-Intel processors 99 System interrupt specifications-AMD processors 100 System - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 8
External monitor ...132 RJ-11 (modem) ...133 RJ-45 (network) ...133 HDMI ...134 Universal Serial Bus ...134 10 Power cord set requirements Requirements for all countries or regions 136 Requirements for specific countries or regions 137 11 Recycling Battery ...138 Display ...138 Index ...144 viii - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 9
Category Product Name Processors Chipset Description Intel models with Intel models with AMD models discrete UMA graphics graphics Compaq Presario CQ45 Notebook PC √ √ √ Intel® Core™ 2 Duo processors Intel Core Duo processors T9600 2.80-GHz, 6-MB L2 cache, 1066- √ √ MHz FSB T9400 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 10
(32M × 16 DDR2 × 4 PCs) System design supports up to 12-W GPU requirement. size is a dynamic change. 14.1-inch, WXGA with BrightView √ √ √ 2 SODIMM slots √ √ √ Customer-accessible/upgradable √ √ √ Supports up to 8 GB of system RAM √ √ √ DDRII PC2-6400 (800-MHz) √ √ √ Supports - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 11
√ √ Dual array microphones with software √ √ √ HD audio √ √ √ Supports Windows Vista® Premium √ √ √ Logo requirements Presario-branded Altec Lansing √ √ √ speakers 56K V.92 data/fax modem √ √ √ Supports all worldwide certification √ √ √ requirements Integrated 10/100/1000 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 12
Expansion port 3 supports HP xb3000 √ √ √ Notebook Expansion Base and HP Notebook QuickDock Keyboard/pointing 14.1-inch keyboard devices √ √ √ TouchPad with 2 buttons and 2-way scroll √ √ √ (taps enabled as default) Power 12-cell 8.80-Ah Li-ion battery √ √ √ requirements 6-cell - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 13
Basic (32-bit) √ √ √ Windows Vista Premium (32- and 64-bit) √ √ √ Windows Vista Ultimate (64-bit) √ √ √ Serviceability End-user replaceable parts: AC adapter √ √ √ Battery (system) √ √ √ Hard drive √ √ √ Memory module √ √ √ Optical drive √ √ √ Mini Card √ √ √ 5 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 14
(1) TouchPad 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) TouchPad on/off button Enables/disables the TouchPad - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 15
battery level. ● Blinking: The hard drive or optical drive is being accessed. ● On: HP ProtectSmart Hard Drive Protection has temporarily parked the internal hard drive. On: Caps lock is on. ● Blue: An integrated wireless device, such as a wireless local area network (WLAN) device and/or a Bluetooth - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 16
Component Description (8) Volume up light On: The volume scroll zone is being used to increase speaker volume. (9) Num lock light On: Num lock is on or the embedded numeric keypad is enabled. *The 2 power lights display the same information. The light on the power button is visible only when - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 17
only) Allows a fingerprint logon to Windows, instead of a password logon. *This table describes factory settings. For information about changing factory settings, refer to the user guides located in Help and Support. Top components 9 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 18
Keys NOTE: Your computer may look slightly different from the illustration in this section. Component (1) esc key (2) fn key (3) Windows logo key (4) Embedded numeric keypad keys (5) Windows applications key (6) Navigation keys (home, pg up, pg down) (7) Function keys Description Displays system - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 19
computer may look slightly different from the illustration in this section. Component (1) Internal display switch (2) Internal microphones (2) (3) Integrated webcam light (4) Integrated webcam Description Turns off the display if the display is closed while the computer is turned on. Record sound - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 20
, refer to the section of the Regulatory, Safety and Environmental Notices that applies to your country or region. These notices are located in Help and Support. 12 Chapter 2 External component identification - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 21
computer is not plugged into an external power source, the light stays off until the battery reaches a low battery level. ● Blinking: The hard drive or optical drive is being accessed. ● On: HP ProtectSmart Hard Drive Protection has temporarily parked the internal hard drive. Receives a signal from - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 22
USB device. NOTE: Depending on your computer model, the computer may include a USB port only. On: A digital card is being accessed. Supports the following optional digital card formats: ● Memory Stick (MS) ● Memory Stick Pro (MSP) ● MultiMediaCard (MMC) ● Secure Digital (SD) Memory Card ● xD - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 23
Rear component Component Vent Description 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 NOTE: - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 24
receive a warning message, remove the module to restore computer functionality, and then contact technical support through Help and Support. Releases the battery from the battery bay. Holds the battery. Enable airflow to cool internal components. NOTE: The computer fan starts up automatically to - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 25
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. Serial number location 17 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 26
Computer major components Item Description (1) 14.1-inch, WXGA, BrightView display assembly 18 Chapter 3 Illustrated parts catalog Spare part number - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 27
Item Description NOTE: See Display assembly components on page 24 for more display assembly internal component spare part information. For use only in computer models with a camera module For use only in computer models without a camera module (2) Switch cover (includes power button board and cable, - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 28
, Ghana, Gibraltar, Greece, Grenada, Guadeloupe, Guam, Guatemala, Guinea, Guinea-Bissa, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Ireland, Italy, the Ivory Coast, Jamaica, Jordan, Kenya, Kiribati, Kyrgyzstan, Laos, Latvia, Lesotho, Liberia, Liechtenstein, Lithuania, Luxembourg - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 29
Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, Ivory Coast, Jamaica, Japan, use only in computer models without a modem module 486870-001 (15) RTC battery (includes 2-sided tape) 486835-001 (16) Audio board (includes audio - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 30
with LightScribe ● DVD±RW and CD-RW Super Multi Double-Layer Combo Drive ● BD/DVD±R/RW Super Multi Double-Layer Combo Drive (19) Memory modules (800-MHz, PC2-6400, 1-DIMM) For use in computer models with Intel processors: ● 2048-MB ● 1024-MB ● 512-MB For use in computer models with AMD - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 31
module 483113-001 Bluetooth module cable (not illustrated) For use only in computer models with Intel or AMD processors with UMA graphics subsystems 486868-001 For use only in computer models with Intel processors with discrete graphics subsystems 488130-001 (22) Batteries ● 12-cell, 8.80 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 32
Display assembly components Item Description (1) Display bezels For use only in computer models with a camera module For use only in computer models without a camera module (2) Display Hinge Kit (3) Camera/microphone module (4) 14.1-inch, WXGA, TFT BrightView display panel (includes display panel - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 33
Plastics Kit Item Description Plastics Kit (1) ExpressCard slot bezel (2) Hard drive cover (includes 2 screws) (3) Memory module compartment cover (includes 1 screw) Spare part number 486862-001 Plastics Kit 25 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 34
Mass storage devices Item Description (1) Hard drives (include hard drive bracket) For use only in computer models with Intel processors: ● 320-GB, 5400-rpm ● 250-GB, 5400-rpm ● 160-GB, 5400-rpm ● 120-GB, 5400-rpm For use in computer models with AMD processors: ● 320-GB, 5400-rpm ● 250-GB, 5400-rpm - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 35
PFC AC adapter 65-W PFC AC adapter Earbud headset HP carrying case HP slim case HP Remote Control for use with computer models with AMD models with AMD processors Power cords: Argentina Australia and New Zealand Brazil India The People's Republic of China South Korea Taiwan The United Kingdom and - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 36
-002 454925-003 459263-001 459263-002 Description Earbud headset HP carrying case HP slim case Wireless laser mouse (includes cable adapter) Optical Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, Ivory Coast, Jamaica, Japan, Jordan - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 37
90-W PFC AC adapter 65-W PFC AC adapter Remote control, ExpressCard HP Remote Control for use with computers with AMD processors Intel WiFi Link models with Intel processors (800-MHz, PC2-6400, 1DIMM) 1024-MB memory module for use only in computer models with AMD processors (800-MHz, PC2-6400, 1DIMM - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 38
Combo Drive for use only in computer models with AMD processors (includes bezel) 6-cell, 2.20-Ah battery Intel WiFi Link 5100 802.11a/b/g WLAN module for use in all countries and regions Bluetooth module Intel Core Duo T8400 2.26-GHz processor, 3-MB L2 cache; includes thermal material Intel Core - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 39
(includes audio connectors, infrared lens, and audio board cable) Bluetooth module cable for use only in computer models with Intel or AMD Guinea, Guinea-Bissa, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Ireland, Israel, Italy, the Ivory Coast, Jamaica, Jordan, Kazakhstan, Kenya - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 40
Base enclosure for use only in computer models with a modem module Bluetooth module cable for use only in computer models with Intel processors with discrete in South Korea Power cord for use in Argentina Power cord for use in India Intel Core Duo T7350 2.00-GHz processor, 3-MB L2 cache; includes - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 41
● Flat-bladed screwdriver ● Magnetic screwdriver ● Phillips P0 and P1 screwdrivers Service considerations The following sections include some of the considerations that you must keep in pressure only at the points designated in the maintenance instructions. Preliminary replacement requirements 33 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 42
Cables and connectors CAUTION: When servicing the computer, be sure that cables are placed in their proper locations during the reassembly process. Improper cable placement can damage the computer. Cables must - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 43
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 V 4,000 V 14,500 V 5,000 V 26,500 V 20,000 V 21,000 V 11,000 V 55% 7,500 V 3,000 V 400 V 400 V 2,000 V 3,500 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 44
material. ● Use a wrist strap connected to a properly grounded work surface and use properly grounded tools and equipment. ● Use conductive field service tools, such as cutters, screwdrivers, and vacuums. ● When fixtures must directly contact dissipative surfaces, use fixtures made only of static - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 45
with ground cords of one megohm resistance ● Static-dissipative tables or floor mats with hard ties to the ground ● Field service kits ● Static awareness labels ● Material-handling packages ● Nonconductive plastic bags, tubes, or boxes ● Metal tote boxes ● Electrostatic voltage levels and - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 46
Unknown user password If the computer you are servicing has an unknown user password, follow these steps . 4. Remove the battery (see Battery on page 41). 5. Remove the RTC battery (see RTC battery on page 50). 6. Wait approximately 5 minutes. 7. Replace the RTC battery and reassemble the computer - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 47
, that must be removed, replaced, or loosened when servicing the computer. Make special note of each screw 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 located on the - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 48
Computer feet Description Rubber Feet Kit Spare part number 486863-001 The computer feet are adhesive-backed rubber pads. The feet attach to the base enclosure in the locations illustrated below. 40 Chapter 4 Removal and replacement procedures - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 49
the computer upside down on a flat surface. 2. Slide the battery release latch (1) to release the battery. 3. Pivot the battery (2) upward and lift it out of the computer (3). To insert the battery, insert the rear edge of the battery into the battery bay and pivot the front edge downward until the - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 50
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 41). Remove the optical drive: 1. Position the computer with the right side toward you. 2. Remove the Phillips PM2.5×6.0 screw (1) that - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 51
4. Use the media tray frame to remove the optical drive (3). 5. If it is necessary to replace the optical drive bracket, position the optical drive with the optical drive bracket toward you. 6. Remove the two Phillips PM2.0×3.0 screws (1) that secure the optical drive bracket to the optical drive. - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 52
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 41). Remove the hard drive: 1. Position the computer with the front toward you. 2. Remove the two Phillips PM2.5×6.0 screws (1) that - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 53
3. Lift the left side of the hard drive cover (2), swing it to right, and remove the cover (3). The hard drive cover is included in the Plastics Kit, spare part number 486862-001. 4. Remove the three Phillips PM2.0×4.0 screws (1) that secure the hard drive to the computer. 5. Use the Mylar tab (2) - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 54
7. Lift the bracket (2) straight up to remove it from the hard drive. Reverse this procedure to reassemble and install the hard drive. 46 Chapter 4 Removal and replacement procedures - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 55
, Georgia, Germany, Ghana, Gibraltar, Greece, Grenada, Guadeloupe, Guatemala, Guinea, Guinea-Bissa, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Ireland, Israel, Italy, the Ivory Coast, Jamaica, Jordan, Kazakhstan, Kenya, Kiribati, Kyrgyzstan, Laos, Latvia, Lebanon, Lesotho, Liberia - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 56
Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, Ivory Coast, Jamaica, Japan, outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41). 5. Remove the hard drive cover (see Hard drive on - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 57
replace the module and then receive a warning message, remove the module to restore computer functionality, and then contact technical support through Help and Support. NOTE: WLAN modules are designed with a notch (4) to prevent incorrect insertion into the WLAN module slot. Reverse this procedure - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 58
the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41). Remove the RTC battery: 1. Remove the two Phillips PM2.5×6.0 screws (1) that secure the RTC battery compartment cover to the computer. 2. Lift the right side of the cover (2), swing it - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 59
4. Remove the RTC battery (2). Reverse this procedure to install the RTC battery. Component replacement procedures 51 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 60
computer models with AMD processors: 2048-MB (800-MHz, PC2-6400, 1-DIMM) 1024-MB (800-MHz, PC2-6400, 1-DIMM) 512-MB (800-MHz, PC2-6400, 1-DIMM) Spare then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41). Remove the memory module: 1. Position the computer - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 61
4. 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.) 5. Remove the module (2) by pulling it away from the slot at an angle. NOTE: Memory modules are designed with a notch (3) to - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 62
power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41). 5. Remove the RTC battery compartment cover (see RTC battery on page 50). Remove the keyboard: 1. Turn the computer upside down, with the front toward you. 2. Remove - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 63
7. Lift the keyboard (2) up until the tabs on the bottom of the keyboard are clear of the switch cover. 8. Release the zero insertion force (ZIF) connector (1) to which the keyboard cable is attached and disconnect the keyboard cable (2) from the system board. 9. Remove the keyboard. Reverse this - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 64
first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the following components: a. Battery (see Battery on page 41). b. Optical drive (see Optical drive on page 42). c. Keyboard (see Keyboard on page 54). Remove the switch cover: 1. Turn - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 65
6. Release the ZIF connector to which the volume board cable (2) is connected and disconnect the cable from the system board. 7. Lift the front edge of the switch cover to disengage it from the computer, pull the switch cover toward the display until the light pipe on the front of the switch cover - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 66
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 41). 5. Remove the following components: a. Optical drive (see Optical drive on page 42) b. Keyboard (see Keyboard on page 54) c. Switch - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 67
4. Lift the speaker assembly (2) straight up to remove it from the computer. Reverse this procedure to install the speaker assembly. Component replacement procedures 59 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 68
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 41). 5. Disconnect the wireless antenna cables from the WLAN module (see WLAN module on page 47). 6. Remove the following components - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 69
the display assembly when removing the following screws. Failure to support the display assembly can result in damage to the display assembly and other computer components. 5. Remove the four black Phillips PM2.5×6.0 screws (1) that secure the - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 70
7. If it is necessary to replace any of the display assembly internal components, remove the following screw covers and screws. The display rubber screw covers are included in the Rubber Display Kit, spare part number 486731-001. (1) Two rubber screw covers on the display bezel bottom edge (2) Two - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 71
11. Disconnect the display panel cable (2) and the backlight cable (3) from the display inverter. The display inverter is available using spare part number 486736-001. 12. Remove the inverter. 13. If it is necessary to replace the display panel, remove the six black Phillips PM2.5×5.0 screws (1) - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 72
The display cable is available using spare part number 486735-001. 15. If it is necessary to replace the display hinges, remove the four silver Phillips PM2.0×3.0 screws (1) that secure each hinge to the display. 16. Remove the display hinges (2) from the display. The display hinges are available - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 73
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 41). Remove the camera/microphone module: 1. Turn the computer display-side up, with the front toward you. 2. Open the computer as - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 74
4. Pull outward on the left and right of the top edge (2) of the display bezel until the bezel disengages from the display enclosure. 5. Release the display bezel top edge (3). 6. Release the camera module assembly (1) from the display enclosure as far as the camera/ microphone module cable allows. - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 75
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 41). 5. Remove the following components: a. Hard drive (see Hard drive on page 44) b. Optical drive (see Optical drive on page 42 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 76
3. Turn the computer right-side up, with the front toward you. 4. Disconnect the following cables from the system board: ● Bluetooth module cable (1) ● TouchPad cable (2) ● Fingerprint reader board cable (if equipped) (3) ● USB board cable (4) and release from top cover clips (5) ● Num lock light - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 77
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 41). 5. Remove the following components: a. Hard drive (see Hard drive on page 44) b. Optical drive (see Optical drive on page 42 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 78
Remove the fingerprint reader board: 1. Position the top cover upside down with the front toward you. 2. Remove the two black Phillips PM2.5×4.0 screws (1) that secure the fingerprint reader board to the computer. 3. Lift the fingerprint reader board from the top cover (2). Reverse this procedure to - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 79
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 41). 5. Remove the following components: a. Hard drive (see Hard drive on page 44) b. Optical drive (see Optical drive on page 42 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 80
button board. Bluetooth module Description Bluetooth module Spare part number 483113-001 Before removing the Bluetooth module, follow outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 41). 5. Remove the following components: a. Hard drive (see - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 81
top cover upside down with the front toward you. 2. Disconnect the Bluetooth module cable (1) from the system board. 3. Remove the two silver PM2.0x3.0 screws (2) that secure the Bluetooth module to the top cover. 4. Remove the Bluetooth module (3) from the top cover. Reverse the above procedure to - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 82
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 41). 5. Remove the following components: a. Hard drive (see Hard drive on page 44) b. Optical drive (see Optical drive on page 42 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 83
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 41). 5. Remove the following components: a. Hard drive (see Hard drive on page 44) b. Optical drive (see Optical drive on page 42 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 84
Remove the audio board: 1. Turn the computer upright with the front toward you. 2. Disconnect the audio board cable (1) from the system board. 3. Remove the cable from between the components that secure it in the base (2). 4. Remove the two Phillips PM2.5×3.0 screws (3) that secure the audio board - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 85
4. Remove the battery (see Battery on page 41). 5. Remove the following components: a. Hard drive (see Hard drive on page 44) b. Optical drive (see Optical drive on page 42) c. Keyboard (see - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 86
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 41). 5. Remove the following components: a. Hard drive (see Hard drive on page 44) b. Optical drive (see Optical drive on page 42 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 87
4. Remove the cable from the base enclosure clips (3). Reverse this procedure to install the power connector cable. Component replacement procedures 79 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 88
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 41). 5. Remove the following components: a. Hard drive (see Hard drive on page 44) b. Optical drive (see Optical drive on page 42 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 89
2. Disconnect the following cables from the system board (if still connected): ● (1) Modem cable ● (2) Audio board cable ● (3) Fan cable 3. Remove the two silver captive Phillips PM1.5×9.0 screws on the expansion connector (1). 4. Remove the two black Phillips PM2.5×6.0 screws that secure the system - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 90
6. Release the system board by sliding it to the right at an angle (3) until the connectors on the left side of the system board disengage from the base enclosure, and then remove the system board. 7. If it is necessary to replace the modem module cable, remove the RJ-11 connector (1) from the clip - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 91
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 41). 5. Remove the following components: a. Hard drive (see Hard drive on page 44) b. Optical drive (see Optical drive on page 42 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 92
3. Remove the fan/heat sink assembly (2). The thermal material must be thoroughly cleaned from the surface of the fan/heat sink assembly (1) and the processor (2) each time the fan/heat sink assembly is removed. Thermal pads and thermal paste must be installed on all surfaces before the fan/heat - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 93
The following locations require thermal pads on systems with UMA graphics subsystems: ● (3) Four locations on heat sink ● (4) Capacitors ● (5) Northbridge chip Reverse this procedure to install the fan/heat sink assembly. Component replacement procedures 85 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 94
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 41). 5. Remove the following components: a. Hard drive (see Hard drive on page 44) b. Optical drive (see Optical drive on page 42 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 95
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 41). 5. Remove the following components: a. Hard drive (see Hard drive on page 44) b. Optical drive (see Optical drive on page 42 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 96
d. Switch cover (see Switch cover on page 56) e. Speaker assembly (see Speaker assembly on page 58) f. Display assembly (see Display assembly on page 60) g. Top cover (see Top cover on page 67) h. System board (see System board on page 80) Remove the system fan: 1. Position the base enclosure with - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 97
! Only authorized technicians trained by HP must repair this equipment. All troubleshooting and repair procedures are detailed to the ESC key for Startup Menu" message is displayed in the lower-left corner of the screen, press f10. - or - 1. Open the Setup Utility by turning on or restarting the - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 98
the Setup Utility Because the Setup Utility is not Windows based, it does not support the TouchPad. Navigation and selection are by keystroke. ● To choose a menu 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 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 99
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 esc. When the Startup Menu is displayed, press f10. 2. Use the arrow keys to select Exit > Load Setup Defaults, and then press enter. 3. When - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 100
in this section may not be supported by your computer. 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 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 101
Select To do this ◦ USB Floppy ◦ Internal CD/DVD ROM Drive ◦ Hard drive ◦ USB Diskette on Key ◦ USB Hard drive ◦ Network adapter 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. - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 102
6 Specifications Computer specifications Dimensions Height (front to back) Width Depth Weight (with optical drive, hard drive, and battery) Input 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 94 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 103
of temperatures. 14.1-inch, WXGA, BrightView display specifications Dimensions Height Width Diagonal Number of colors Contrast ratio ) 11.0 in 8.2 in 14.1 in 0.279 × 0.279 mm 1280 × 800 RGB vertical stripe Edge lit 80 × 25 4 W +/-40° horizontal, +20/-40° vertical (typical) 14.1-inch, - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 104
temperature 5°C to 55°C (41°F to 131°F) NOTE: Certain restrictions and exclusions apply. Consult technical support for details. *1 GB = 1 billion bytes when referring to hard drive storage capacity. Accessible capacity is less. Actual drive specifications may differ slightly. 96 Chapter - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 105
DVD±RW and CD-RW Super Multi Double-Layer Combo Drive specifications Applicable disc Access time Random Cache buffer Data transfer rate < 175 ms < 230 ms 2 MB 3,600 KB/sec 10,800 KB/sec 3,600 KB/sec 2,400 KB/sec 10,800 KB/sec 5,400 KB/sec 10,800 KB/sec 5,400 KB/sec 2,700 KB/sec 6,750 KB/sec - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - 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 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 107
System interrupt specifications-Intel processors Hardware IRQ System function IRQ0 IRQ1 System timer 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 CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 108
System interrupt specifications-AMD processors Hardware IRQ ISA0 ISA1 ISA8 ISA12 ISA13 ISA14 ISA15 PCI5 PCI7 PCI7 PCI7 PCI7 PC10 PC16 PC16 PC17 PC17 PC18 PC19 PCI-2 PC21 PC22 PC23 PC-3 PC-4 System function High precision event timer Standard 101/102-Key or Microsoft Natural PS/2 Keyboard High - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 109
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 Unused JoyStick (decoded in ESS1688) Unused System I/O address specifications-Intel processors 101 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 110
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 CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 111
System I/O address specifications-AMD processors I/O address (hex) 000 - 008 000 - CF7 00A - 00F 010 - 01F 020 - 021 022 - 03F 040 - 043 access controller Direct memory access controller Motherboard resources Numeric data processor ATA Channel 0 System I/O address specifications-AMD processors 103 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 112
Dual Channel PCI IDE Controller Standard Dual Channel PCI IDE Controller Standard Dual Channel PCI IDE Controller PCI standard PCI-to-PCI bridge 104 Chapter 6 Specifications - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 113
System memory map specifications-Intel processors Size 640 KB 128 KB 48 KB 160 KB 64 KB 15 MB 58 extended memory Unused Video memory (direct access) Unused System BIOS System memory map specifications-AMD processors Memory address 000A0000 - 000BFFFF 000A0000 - 000BFFFF 000C0000 - 000C3FFF - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 114
Controller nVidia nForce Networking Controller nVidia nForce Networking Controller System board System board High precision event timer System board System board System board 106 Chapter 6 Specifications - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 115
7 Screw listing This section provides specification and reference information for the screws and screw locks used in the computer. Display screws are available in the Display Screw Kit, spare part number 486730-001. 107 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 116
Black Phillips PM2.5×4.0 screw Color Black Quantity 13 Length 4.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: 2 screws that secure the wireless antenna transceivers to the display enclosure Where used: 6 screws that secure the display panel to the display enclosure 108 Chapter 7 Screw - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 117
Where used: 3 screws that secure the top cover to the computer Where used: 2 screws that secure the speaker to the computer Black Phillips PM2.5×4.0 screw 109 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 118
Black Phillips PM2.5×6.0 captive screw Color Black Quantity 5 Length 6.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: 5 screws that secure the hard drive compartment cover, RTC battery compartment cover, and memory module cover to the computer 110 Chapter 7 Screw listing - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 119
Black Phillips PM2.0×2.0 broad head screw Color Black Quantity 1 Length 2.0 mm Thread 2.0 mm Head diameter 7.0 mm Where used: One screw that secures the switch cover to the computer Black Phillips PM2.0×2.0 broad head screw 111 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 120
Silver Phillips PM1.5×9.0 screw Color Silver Quantity 2 Length 9.0 mm Thread 1.5 mm Head diameter 4.0 mm Where used: 2 screws that secure the expansion connector to the computer 112 Chapter 7 Screw listing - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 121
Black Phillips PM2.5×3.0 screw Color Black Quantity 2 Length 3.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: 2 screws that secure the audio board to the computer Black Phillips PM2.5×3.0 screw 113 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 122
Black Phillips PM2.5×17.0 screw Color Black Quantity 3 Length 17.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: 3 screws that secure the keyboard to the computer 114 Chapter 7 Screw listing - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 123
Black Phillips PM2.5×6.0 screw Color Black Quantity 4 Length 6.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: 2 screws that secure the top cover to the base enclosure Where used: 2 screws that secure the system fan to the computer Black Phillips PM2.5×6.0 screw 115 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 124
Black Phillips PM2.5×7.0 screw Color Silver Quantity 17 Length 7.0 mm Thread 2.5 mm Head diameter 5.0 mm Where used: 4 screws that secure the display assembly to the computer Where used: 2 screws that secure the display bezel to the display assembly 116 Chapter 7 Screw listing - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 125
Where used: 6 screws that secure the optical drive, switch cover, and keyboard to the computer Where used: 2 screws that secure the top cover to the computer Where used: 2 screws that secure the top cover to the computer Black Phillips PM2.5×7.0 screw 117 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 126
Where used: One screw that secures the USB board to the base enclosure 118 Chapter 7 Screw listing - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 127
Silver Phillips PM3.0×4.0 screw Color Silver Quantity 4 Length 4.0 mm Thread 3.0 mm Head diameter 5.0 mm Where used: 4 screws that secure the hard drive bracket to the hard drive Silver Phillips PM3.0×4.0 screw 119 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 128
Silver Phillips PM2.0×4.0 screw Color Silver Quantity 8 Length 4.0 mm Thread 2.0 mm Head diameter 5.0 mm Where used: 8 screws that secure the display hinges to the display 120 Chapter 7 Screw listing - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 129
Black Phillips PM2.0×4.0 screw Color Black Quantity 12 Length 4.0 mm Thread 2.0 mm Head diameter 5.0 mm Where used: 2 screws that secure the optical drive bracket to the optical drive Where used: 2 screws that secure the WLAN module to the computer Black Phillips PM2.0×4.0 screw 121 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 130
Where used: 3 screws that secure the switch cover to the computer Where used: 1 screw that secures the power button board to the computer Where used: 2 screws that secure the Bluetooth module to the computer 122 Chapter 7 Screw listing - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 131
Where used: 2 screws that secure the modem module to the computer Black Phillips PM2.0×4.0 screw 123 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 132
Black Phillips PM2.0×3.0 broad head screw Color Black Quantity 2 Length 3.0 mm Thread 2.0 mm Head diameter 7.5 mm Where used: 2 screws that secure the fingerprint reader module to the computer 124 Chapter 7 Screw listing - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 133
Silver Phillips PM2.0×10.0 captive screw Color Silver Quantity 4 Length 10.0 mm Thread 2.0 mm Head diameter 5.0 mm Where used: 4 captive screws that secure the fan/heat sink assembly to the system board Silver Phillips PM2.0×10.0 captive screw 125 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 134
a program or driver (Recovery Manager software feature). This feature helps you reinstall a program or driver without performing a recovery partition, select Start > Computer. If the partition is present, an HP Recovery drive is listed in the Hard Disk Drives section of the window. Backing - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 135
entire screen, press fn+prt sc. c. Open a word-processing document, and then select Edit > Paste. Using system restore points When you back up your system, you are creating a system restore point. A system restore point allows you to save and name a snapshot of your hard drive at a specific point - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 136
System Restore window opens. 5. Follow the on-screen instructions. Creating recovery discs NOTE: HP recommends that you create recovery discs to be sure . 2. Click Advanced Options. NOTE: If you are operating the computer on battery power, you will be prompted to connect to AC power before you can go - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 137
-screen instructions. Performing a recovery NOTE: You can recover only files that you have previously backed up. HP recommends repair features, such as System Restore and driver roll-back capabilities. If you have not provided with this computer must be downloaded from the manufacturer's Web site or - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 138
3. Click System recovery, and then click Next. 4. Follow the on-screen instructions. 130 Chapter 8 Backup and recovery - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 139
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 Audio-out (headphone) 131 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 140
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 132 Chapter 9 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 141
RJ-11 (modem) Pin 1 2 3 4 5 6 RJ-45 (network) Signal Unused Tip Ring Unused Unused Unused Pin Signal 1 Transmit + 2 Transmit - 3 Receive + 4 Unused 5 Unused 6 Receive - 7 Unused 8 Unused RJ-11 (modem) 133 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 142
HDMI Pin Signal 1 TMDS data 2+ 2 TMDS data 2 shield 3 TMDS data 2- 4 TMDS data 1+ 5 TMDS data 1shield 6 TMDS data 1- 7 TMDS data 0+ 8 TMDS data 0 shield 9 TMDS data 0- 10 TMDS clock+ 11 TMDS clock shield 12 TMDS clock- 13 CEC 14 No connect 15 DDC clock 16 DDC data - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 143
Pin Signal 1 +5 VDC 2 Data - 3 Data + 4 Ground Universal Serial Bus 135 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 144
evaluation in the country or region where the power cord set will be used. ● The power cord sets must have a minimum current capacity of 10 amps and a nominal voltage rating of 125 or 250 V AC, as required by each country or region's power system. ● The appliance coupler must meet the mechanical - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 145
Requirements for specific countries or regions Country/region Accredited agency Applicable note number Australia 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 bear the certification mark of - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 146
battery in general household waste. Follow the local laws and regulations in your area for computer battery . NOTE: Materials Disposal. This HP product contains mercury in the backlight instructions. Specific details, such as screw sizes, quantities, and locations, and component shapes and sizes - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 147
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 CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 148
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 CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 149
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. Display 141 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 150
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 CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 151
19. Disconnect the display cable (1) from the LCD panel. 20. Remove the screws (2) that secure the LCD panel to the display rear panel. 21. Release the LCD panel (3) from the display rear panel. 22. Release the tape (4) that secures the LCD panel to the display rear panel. 23. Remove the LCD panel. - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 152
Bluetooth module cable, spare part number 31 boot options 92 boot order 92 button sound 92 buttons media 9 power 8 TouchPad 6 TouchPad on/off 6 volume mute 9 wireless 9 C cables, service 40 spare part number 23, 31, 40 computer specifications 94 connector pin assignments audio-in 131 audio-out 131 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 153
134 connector, power 15 connectors, service considerations 34 D Diagnostics menu 93 24 display specifications 95 display switch, identifying 11 displaying system information 90 docking support, product description HP slim case spare part number 28 I I/O address specifications 101, 103 Index 145 - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 154
lights battery 7, 13 caps lock 7 Digital Media Slot 14 drive 7, 13 mute 7 num lock 8 optical drive 15 power 7, 13 TouchPad 6 volume down 7 volume mute 7 volume up 8 webcam 11 wireless 7 M main menu 92 mass storage devices, spare part numbers 26 media button, identifying 9 memory map specifications - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 155
serviceability 5 wireless 4 product name 1 R recovering a program or driver RTC battery removal 50 spare part number 21, 30, 50 RTC battery compartment 31, 58 speakers, identifying 8 specifications computer 94 display 95 DVD/CD 98 static-shielding materials 37 supported discs 128 switch cover removal - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 156
volume mute button, identifying 9 volume mute light, identifying 7 volume scroll zone, identifying 9 volume up light, identifying 8 W webcam light, identifying 11 webcam, identifying 11 Windows applications key, identifying 10 Windows logo key, identifying 10 wireless antenna removal 64 spare part - Compaq Presario CQ45-200 | Compaq Presario CQ45 Notebook PC - Maintenance and Se - Page 157
Compaq Presario CQ45 Notebook PC
Maintenance and Service Guide