HP Presario CQ35-200 Compaq Presario CQ35 Notebook PC - Maintenance and Servic
HP Presario CQ35-200 - Notebook PC Manual
View all HP Presario CQ35-200 manuals
Add to My Manuals
Save this manual to your list of manuals |
HP Presario CQ35-200 manual content summary:
- HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 1
Compaq Presario CQ35 Notebook PC Maintenance and Service Guide Document Part Number: May 2009 This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides comprehensive information on identifying computer features, components, and spare parts; - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 2
- HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 3
and other countries. Microsoft, Windows, and Windows Vista are U.S. registered trademarks of Microsoft Corporation. SD Logo is a trademark of its proprietor. The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in the - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 4
Safety warning notice Å 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 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 5
4-5 Service tag 4-5 Computer feet 4-6 Battery 4-6 Hard drive 4-8 Memory module 4-10 WLAN module 4-11 RTC battery 4-15 Optical drive 4-16 Keyboard 4-18 Keyboard cover 4-20 Right speaker 4-22 Top cover 4-23 Fingerprint reader board 4-27 Left speaker 4-28 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 6
4-36 Bluetooth module 4-37 Audio board 4-38 USB board 4-39 Power connector and cable 4-40 System board 4-41 Fan/heat sink assembly 4-44 Processor 4-49 7-14 8 Backup and recovery Overview 8-1 Creating recovery discs 8-1 Backing up your information 8-2 v Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 7
9-1 External monitor 9-2 HDMI 9-3 RJ-45 (network 9-4 Universal Serial Bus 9-4 10 Power cord set requirements Requirements for all countries and regions 10-1 Requirements for specific countries and regions 10-2 11 Recycling Battery 11-1 Display 11-1 Index Maintenance and Service Guide vi - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 8
vii Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 9
Product description Category Product Name Processors Description Discrete graphics subsystem memory Compaq Presario CQ35 Notebook PC 9 Intel® Core™2 Duo processors: 9 ■ T9900 3.06-GHz processor, 6-MB L2 cache, 1066-MHz front side bus (FSB) ■ T9800 2.93-GHz processor, 6-MB L2 cache, 1066-MHz - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 10
HD), LED display assembly ■ 16:9 wide aspect ratio ■ Typical brightness: 200 nits ■ Lighted logo on display enclosure ■ All display assemblies include 2 display assembly ■ 16:9 wide aspect ratio ■ Typical brightness: 200 nits ■ Lighted logo on display enclosure ■ All display assemblies include - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 11
-MB total system memory (1024 × 1) Supports 9.50-mm, 6.35-cm (2.50-in) hard drives Supports HP ProtectSmart Hard Drive Protection Customer-accessible Serial ATA (SATA) Supports the following hard drives: ■ 500-GB, subsystem memory 9 9 9 9 9 9 9 Continued Maintenance and Service Guide 1-3 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 12
wireless module 2 wireless antennas built into display assembly Supports no-WLAN option Support for the following WLAN formats: ■ Broadcom 4322AGN 802.11a/b/g/n WLAN module ■ Broadcom 4322AGN 802.11a/b/g/n WLAN module with Bluetooth Adapter (not included) provides support for mini versions of SD - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 13
plug support (3-wire plug with ground pin, supports 3-pin DC connector) Battery options: 9 9-cell, 2.55-Ah (83-Wh) Li-ion battery 6-cell, 2.55-Ah (55-Wh) Li-ion battery 6-cell, 2.20-Ah (47-Wh) Li-ion battery UMA graphics subsystem memory 9 9 9 9 Continued Maintenance and Service Guide 1-5 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 14
32 bit) Windows Vista Ultimate (64 bit) FreeDOS End-user replaceable parts: AC adapter Battery (system) Hard drive Memory modules RTC battery Optical drive WLAN module WWAN module Discrete graphics subsystem memory 9 UMA graphics subsystem memory 9 9 9 9 9 1-6 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 15
initiates Sleep if the display is closed while the power is on. ✎ To see wireless regulatory notices, 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. Maintenance and Service Guide 2-1 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 16
sign. (5) Fingerprint reader (select models 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. 2-2 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 17
Item (1) (2) Component esc key fn key (3) Windows logo key (4) Windows applications key (5) Embedded numeric keypad keys (6) Function when pressed in combination with a function key or the esc key. Displays the Windows Start menu. Displays a shortcut menu for items beneath the pointer. Can be used - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 18
Wireless light ■ On: An integrated wireless device, such as a wireless local area network (WLAN) device and/or a Bluetooth® device, is on. ■ Off: All wireless power source, the light stays off until the battery reaches a low battery level. (9) Drive light Blinking: The hard drive Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 19
an external mouse. *This table describes factory settings. To view or change pointing device references, select Start > Control Panel > Hardware and Sound > Mouse. Maintenance and Service Guide 2-5 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 20
the 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. Receives a signal from to optical discs. Blinking: The drive is being accessed. Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 21
. It is normal for the internal fan to cycle on and off during routine operation. Attaches an optional security cable to the computer. ✎ The security cable is designed to act as a deterrent, but it may not prevent the computer from being mishandled or stolen. Maintenance and Service Guide 2-7 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 22
regulates wireless devices in your country or region. If you 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. Enable airflow to cool internal components. ✎ The computer fan starts - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 23
product. This number provides specific information about the product's hardware components. The part number helps a service technician to determine what components and parts are needed. This is the alphanumeric identifier used to locate documents, drivers, and support for the computer. This number - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 24
Illustrated parts catalog Computer major components 3-2 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 25
-001 Plastics Kit, includes: 535521-001 ExpressCard slot bezel Wireless module compartment cover Hard drive cover ✎ See "Plastics Kit 531826-001 Bluetooth module ✎ The Bluetooth module spare part kit does not include a Bluetooth module cable. The Bluetooth module cable and Service Guide 3-3 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 26
■ T4200 2.00-GHz processor (1-MB L2 cache, 800-MHz FSB) ■ T3000 1.80-GHz processor (1-MB L2 cache, 800-MHz FSB) Intel Celeron T1600 1.66-GHz processor (1-MB L2 cache, 667-MHz FSB) Fan/heat sink assembly (includes 001 530803-001 530802-001 530801-001 Continued 3-4 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 27
WiFi Link 5100 802.11a/b/g/n WLAN module for use in all countries and regions except Pakistan, Russia, and the Ukraine 480985-001 Continued Maintenance and Service Guide 3-5 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 28
Link 5100 802.11a/b/g WLAN module for use only in Pakistan, Russia, and the Ukraine 482957-001 RTC battery (includes cable and double-sided tape) 531829-001 Memory modules (800-MHz, DDR2): ■ 4-GB 530792- connector, hard drive bracket, 534990-001 and screws) 3-6 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 29
not equipped with a webcam Display hinges 13.3-in, SVA, High-Definition BrightView display panel Display panel cable (includes webcam module cable) Wireless antenna set Webcam module Microphone (includes receiver and cable) Display enclosure Spare part number 531800-001 531801-001 531803-001 530782 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 30
parts catalog Plastics Kit Item (1) (2) (3) Description Plastics Kit: ExpressCard slot bezel Hard drive cover (includes three captive screws, secured by C-clips) Wireless module compartment cover (includes one captive screw, secured by a C-clip) Spare part number 535521-001 3-8 Maintenance and - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 31
number 573738-001 530797-001 572085-001 530796-001 572084-001 530795-001 530794-001 534990-001 530800-001 530799-001 530798-001 Maintenance and Service Guide 3-9 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 32
Illustrated parts catalog Miscellaneous parts Description AC adapters: ■ 90-W PFC HP Smart Adapter ■ 65-W PFC HP Smart Adapter Power cords: ■ For use in South Korea ■ For use in Taiwan and number 463955-001 463958-001 490371-AD1 490371-AB1 490371-001 531815-001 3-10 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 33
HP Smart Adapter Intel WiFi Link 5100 802.11a/b/g/n WLAN module for use in all countries and regions except Pakistan, Russia, and the Ukraine Intel WiFi Link 5100 802.11a/b/g WLAN module for use only in Pakistan, Russia, and the Ukraine Bluetooth module ✎ The Bluetooth and Service Guide 3-11 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 34
thermal material) Intel Core2 T9600 2.80-GHz processor (6-MB L2 cache, 1066-MHz FSB, includes replacement thermal material) Intel Core2 T9550 2.66-GHz processor (6-MB L2 cache, 1066-MHz FSB, (includes hard drive connector and hard drive bracket) (Continued) 3-12 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 35
module cable) Display hinges Wireless antenna set Webcam module material) Fan/heat sink battery (includes RTC battery cable and double-sided tape) Intel Celeron T1600 1.66-GHz processor (1-MB L2 cache, 667-MHz FSB, includes replacement thermal material) (Continued) Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 36
right speakers and speaker cables) Bluetooth module cable Base enclosure ( processor (1-MB L2 cache, 800-MHz FSB, includes replacement thermal material) Intel Pentium T4300 2.10-GHz processor (1-MB L2 cache, 800-MHz FSB, includes replacement thermal material) 3-14 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 37
plastic parts. Apply pressure only at the points designated in the maintenance instructions. Cables and connectors Ä CAUTION: When servicing the computer, be sure that cables are placed in their proper flex cables with extreme care; these cables tear easily. Maintenance and Service Guide 4-1 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 38
precautions: ■ Keep components in their electrostatic-safe containers until you are ready to install them. ■ Use nonmagnetic tools. ■ Before touching an electronic component, discharge static If you remove a component, place it in an electrostatic-safe container. 4-2 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 39
workstations. ■ Place items on a grounded surface before removing items from their containers. ■ Always be properly grounded when touching a component or assembly. ■ Store reusable ESD-sensitive parts is not possible, use an ionizer to dissipate electric charges. Maintenance and Service Guide 4-3 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 40
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 mats Voltage protection level 1,500 V 7,500 V 5,000 V 4-4 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 41
product. This number provides specific information about the product's hardware components. The part number helps a service technician to determine what components and parts are needed. This is the alphanumeric identifier used to locate documents, drivers, and support for the computer. This number - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 42
in the locations illustrated below. Battery Description 9-cell, 2.55-Ah (83-Wh) Li-ion battery 6-cell, 2.55-Ah (55-Wh) Li-ion battery 6-cell, 2.20-Ah (47-Wh) Li-ion battery Spare part number 530803-001 530802 then unplugging the AC adapter from the computer. 4-6 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 43
toward you. 2. Slide the battery release latch 1 to release the battery. 3. Lift the front edge of the battery 2 until it rests at an angle. 4. Remove the battery 3 from the computer. Install the battery by inserting it into the battery bay until you hear a click. Maintenance and Service Guide 4-7 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 44
cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 6). Remove the hard drive: 1. Position the computer with the front toward you. is included in the Plastics Kit, spare part number 535521-001. 4-8 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 45
1 from each side of the hard drive. b. Lift the bracket 2 straight up to remove it from the hard drive. Reverse this procedure to reassemble and install the hard drive. Maintenance and Service Guide 4-9 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 46
cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 6). 5. Remove the hard drive cover (see "Hard drive" on page 8). the memory module slot. Reverse this procedure to install a memory module. 4-10 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 47
WiFi Link 5100 802.11a/b/g/n WLAN module for use in all countries and regions except Pakistan, Russia, and the Ukraine 480985-001 Continued Maintenance and Service Guide 4-11 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 48
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 6). 4-12 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 49
the computer. 2. Lift the rear edge 2 of the wireless module compartment cover to detach it from the computer. 3. Remove the wireless module compartment cover 3. The wireless module compartment cover is included in the Plastics Kit, spare part number 535521-001. Maintenance and Service Guide 4-13 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 50
an angle. ✎ WLAN modules are designed with a notch 5 to prevent incorrect insertion of the WLAN module into the WLAN module slot. Reverse this procedure to install the WLAN module. 4-14 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 51
the RTC battery 2 from the base enclosure and release the RTC battery as far as the RTC battery cable allows. (The RTC battery is attached to the base enclosure with double-sided tape.) 3. Remove the RTC battery. Reverse this procedure to install the RTC battery. Maintenance and Service Guide 4-15 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 52
power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 6). Remove the optical drive: 1. Position the computer with the right side toward you to slide the optical drive 3 out of the computer. 4-16 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 53
two Phillips PM2.0×3.0 screws 1 that secure the optical drive bracket to the optical drive. c. Remove the optical drive bracket 2. Reverse this procedure to reassemble and install the optical drive. Maintenance and Service Guide 4-17 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 54
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 6). 5. Remove the hard drive cover (see "Hard drive" on page 8). Remove the keyboard: 1. Remove the three Phillips PM2.0×9.0 screws that - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 55
(ZIF) connector 1 to which the keyboard cable is attached, and disconnect the keyboard cable 2 from the system board. 8. Remove the keyboard. Reverse this procedure to install the keyboard. Maintenance and Service Guide 4-19 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 56
the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 6). 5. Remove the hard drive cover (see "Hard drive" on page 8). 6. Remove screws 2 that secure the keyboard cover to the computer. 4-20 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 57
edge of the keyboard cover 3 and swing it up and forward until it detaches from the computer. 6. Remove the keyboard cover. Reverse this procedure to install the keyboard cover. Maintenance and Service Guide 4-21 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 58
the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 6). 5. Remove the following components: a. Hard drive cover (see "Hard the right speaker 4. Reverse this procedure to install the right speaker. 4-22 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 59
cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 6). 5. Remove the following components: a. Hard drive (see "Hard drive" on on page 20) e. Right speaker (see "Right speaker" on page 22) Maintenance and Service Guide 4-23 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 60
the base enclosure 2 One Phillips PM2.0×2.5 broadhead screw in the hard drive bay 3 One Phillips PM2.0×4.0 screw in the hard drive bay 4-24 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 61
/off button board cable 2 from the LIF connector on the system board. 10. Disconnect the fingerprint reader board cable 3 from the system board. Maintenance and Service Guide 4-25 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 62
edge 1 of the top cover until it rests at an angle. 13. Remove the top cover 2 by lifting it straight up. Reverse this procedure to install the top cover. 4-26 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 63
from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 6). 5. Remove the following components: a. Hard drive (see "Hard drive" board 4. Reverse this procedure to install the fingerprint reader board. Maintenance and Service Guide 4-27 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 64
from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 6). 5. Remove the following components: a. Hard drive (see "Hard drive" the left speaker. Reverse this procedure to install the left speaker. 4-28 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 65
outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 6). 5. Disconnect the wireless antenna cables from the WLAN module (see "WLAN module" on page 11). page 23). g. Left speaker (see "Left speaker" on page 28) Maintenance and Service Guide 4-29 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 66
to support the display assembly can result in damage to the display assembly and other computer components. 2. Remove the two Phillips PM2.5×6.0 screws 1 that secure the display assembly to the computer. 3. Lift the display assembly 2 straight up and remove it. 4-30 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 67
: ❏ 531800-001-for use only with computer models equipped with a webcam ❏ 531801-001-for use only with computer models not equipped with a webcam Maintenance and Service Guide 4-31 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 68
display panel to the display enclosure. 11. Remove the display panel 2. The display panel is available using spare part number 530782-001. 4-32 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 69
. Remove the display panel cable 2. The display panel cable is available using spare part number 531802-001 and includes the webcam module cable. Maintenance and Service Guide 4-33 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 70
2 from the display enclosure. The transceivers are attached to the enclosure with double-sided tape. 19. Remove the wireless antenna transceivers and cables 3. The wireless antenna transceivers and cables are available using spare part number 531804-001. 4-34 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 71
. Remove the microphone receiver and cable 3. The microphone receiver and cable are available using spare part number 534438-001. Reverse this procedure to reassemble and install the display assembly. Maintenance and Service Guide 4-35 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 72
from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 6). 5. Remove the following components: a. Hard drive (see "Hard drive" LED board and cable 4. Reverse this procedure to install the LED board. 4-36 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 73
battery (see "Battery Bluetooth module cable 1 from the system board. 2. Remove the Bluetooth module cable from the clips 2 and routing channel built into the base enclosure. 3. Remove Bluetooth module and cable 3. Reverse this procedure to install the Bluetooth module. Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 74
cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 6). 5. Remove the following components: a. Hard drive (see "Hard drive" on and cable. Reverse this procedure to install the audio board. 4-38 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 75
from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 6). 5. Remove the following components: a. Hard drive (see "Hard drive" USB board and cable 2. Reverse this procedure to install the USB board. Maintenance and Service Guide 4-39 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 76
the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see "Battery" on page 6). 5. Remove the following components: a. Hard drive (see "Hard connector and cable. Reverse this procedure to install the power connector and cable. 4-40 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 77
following additional components are removed from the defective system board and installed on the replacement system board: ■ RTC battery (see "RTC battery" on page 15) ■ Heat sink (see "Fan/heat sink assembly" on page 44) ■ Processor (see "Processor" on page 49) Maintenance and Service Guide 4-41 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 78
Removal and replacement procedures Remove the system board: 1. Disconnect the following cables from the system board: 1 LED board cable 2 Bluetooth module cable 3 Audio board cable 2. Remove the two Phillips PM2.5×4.0 screws that secure the system board to the base enclosure. 4-42 Maintenance and - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 79
2 until it rests at an angle. 4. Remove the system board from the base enclosure by pulling it away at an angle 3. Reverse this procedure to install the system board. Maintenance and Service Guide 4-43 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 80
battery conservation configurations, battery fast charging, and software requirements. Exhaust air is displaced through the ventilation grill located on the left side of the computer. Before removing the fan 29). k. System board (see "System board" on page 41). 4-44 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 81
3. Remove the fan/heat sink assembly 2. ✎ Due to the adhesive quality of the thermal material located between the fan/heat sink assembly and system board components, it may be necessary to move the fan/heat sink assembly from side to side to detach the assembly. Maintenance and Service Guide 4-45 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 82
heat sink section 6 that services it. ■ Thermal pads are used on the other system board components 7 and heat sink sections 8 that service them. Replacement thermal material is included with all system board, fan/heat sink assembly, and processor spare part kits. 4-46 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 83
5. Remove the fan/heat sink assembly 2. ✎ Due to the adhesive quality of the thermal material located between the fan/heat sink assembly and system board components, it may be necessary to move the fan/heat sink assembly from side to side to detach the assembly. Maintenance and Service Guide 4-47 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 84
other system board components 5 and sections of the heat sink 6 that service them. Replacement thermal material is included with all system board, fan/heat sink assembly, and processor spare part kits. Reverse this procedure to install the fan/heat sink assembly. 4-48 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 85
processor (3-MB L2 cache, 1066-MHz FSB) ■ T6400 2.06-GHz processor (6-MB L2 cache, 1066-MHz FSB) ■ P7350 2.00-GHz processor (3-MB L2 cache, 1066-MHz FSB) Intel Pentium processors: ■ T4300 2.10-GHz processor processor, the battery (see "Battery" page 11) d. RTC battery (see "RTC battery" on page 15) e. - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 86
you hear a click. 2. Lift the processor 2 straight up and remove it. ✎ When you install the processor, the gold triangle 3 on the processor must be aligned with the triangle 4 embossed on the processor socket. Reverse this procedure to install the processor. 4-50 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 87
Setup Utility is a ROM-based information and customization utility that can be used even when your Windows operating system is not working. ✎ The fingerprint reader (select models only) cannot be used to then press enter. Your change goes into effect immediately. Maintenance and Service Guide 5-1 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 88
Setup Utility Navigating and selecting in the Setup Utility Because the Setup Utility is not Windows based, it does not support the TouchPad. Navigation and selection are by keystroke. ■ To choose a menu or changed when you restore the factory default settings. 5-2 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 89
in this chapter may not be supported by your computer. Main menu Select System information Security menu 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 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 90
Support Button Sound (select models only) Virtualization Technology Processor C6 State (select models only) LAN Power Saving (select models only) Card Reader/1394 Power Saving (select models only) Fan Always hard drive. Run a diagnostic test on the system memory. 5-4 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 91
6 Specifications Computer specifications Metric U.S. Dimensions Length 21.9 cm 8.62 in Width 32.8 cm 12.9 in Height (front to rear) 3.2 to 3.6 cm specify thermal limits for plastic surfaces. The computer operates well within this range of temperatures. Maintenance and Service Guide 6-1 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 92
consumption Viewing angle Metric U.S. 17.8 cm 28.4 cm 33.6 cm Up to 16.8 million 250:1 (typical) 200 nits (typical) 7.0 in 11.2 in 13.3 in 0.279 × 0.279 mm 1366 × 768 RGB vertical stripe Edge lit 80 × 25 4.0 W ±40° horizontal, +120°/-40° vertical (typical) 6-2 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 93
55°C (41°F to 131°F) *1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less. Actual drive specifications may differ slightly. ✎ Certain restrictions and exclusions apply. Contact technical support for details. Maintenance and Service Guide 6-3 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 94
ROM DVD±R/RW SuperMulti DL Drive specifications Applicable disc Access time Random Cache buffer Data transfer rate 2X BD-RAM 8X DVD 16X CD-R 16X CD-RW Read: Write: and CD-ROM BD DVD < 230 ms < 180 ms 4.5 MB 9 MB/sec 2,400 KB/sec 2,400 KB/sec 2,400 KB/sec 6-4 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 95
DVD±RW and CD-RW SuperMulti Double-Layer Drive specifications Specifications Applicable disc Access time Random Cache buffer Data transfer rate 24X CD-ROM 8X DVD 24X CD-R 16X CD-RW KB/sec 10,800 KB/sec 5,400 KB/sec 2,700 KB/sec 6,750 KB/sec Multiword DMA mode Maintenance and Service Guide 6-5 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 96
System DMA specifications Hardware DMA System function DMA0 Not applicable DMA1* Not applicable DMA2* Not applicable DMA3 Not applicable DMA4 DMA5* Not applicable DMA6 Not assigned DMA7 Not assigned *ExpressCard controller can use DMA 1, 2, or 5. 6-6 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 97
000E8000-000FFFFF 00100000- XFFFFFFF (X+1)0000000-FEDFFFFF FED00000-FED003FF FEE01000-FFFFFFFF Specifications System function Base memory Video memory Video BIOS System BIOS Extended memory (based on memory installed) PCI bus High precision event timer PCI bus Maintenance and Service Guide 6-7 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 98
IRQ3, IRQ4, IRQ5, IRQ7, IRQ9, IRQ10, IRQ11, or IRQ15. Either the infrared or the serial port may assert IRQ3 or IRQ4. ✎ For operating systems after Windows 2000, APIC (Advanced programming interrupt controller) is used. 6-8 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 99
System I/O address specifications I/O address (hex) 000 - 01F 020 - 021 024 - 025 028 - 029 02C - 03D 02E - 02F 030 - 031 034 Motherboard resources Program interrupt controller Program interrupt controller Program interrupt controller Maintenance and Service Guide Specifications Continued 6-9 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 100
Specifications I/O address (hex) 0C0- 0DF 0F0- function (shipping configuration) Direct memory access controller Numeric data processor Motherboard resources Mobile Intel 4 series express chipset family Mobile resources Motherboard resources Motherboard resources 6-10 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 101
7 Screw listing This section provides specification and reference information for the screws used C-clips) 2 One captive screw that secures the wireless module compartment cover to the computer (screw is secured on the wireless module compartment cover by a C-clip) Maintenance and Service Guide 7-1 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 102
Screw listing Phillips PM3.0×4.0 screw Color Silver Quantity 4 Length 4.0 mm Thread 3.0 mm Where used: 4 screws that secure the hard drive bracket to the hard drive Head diameter 5.0 mm 7-2 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 103
to the computer Head diameter 5.0 mm Where used: One screw that secures the top cover to the computer in the hard drive bay Maintenance and Service Guide 7-3 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 104
enclosure 2 One screw that secures the audio board to the base enclosure 3 One screw that secures the USB board to the base enclosure 7-4 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 105
screws that secure the keyboard to the computer 3 Four screws that secure the top cover to the computer Thread 2.0 mm Head diameter 5.0 mm Maintenance and Service Guide 7-5 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 106
Screw listing Phillips PM2.0×3.0 screw Color Silver Quantity 12 Length 3.0 mm Thread 2.0 mm Where used: One screw that secures the WLAN module bracket to the base enclosure Head diameter 4.5 mm 7-6 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 107
Where used: 2 screws that secure the optical drive bracket to the optical drive Screw listing Where used: One screw that secures the fingerprint reader board bracket to the top cover Maintenance and Service Guide 7-7 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 108
Screw listing Where used: 2 screws that secure the left speaker to the base enclosure Where used: 6 screws that secure the display hinges to the display panel 7-8 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 109
Phillips PM2.5×9.0 screw Screw listing Color Black Quantity 2 Length 9.0 mm Thread 2.5 mm Where used: 2 screws that secure the keyboard cover to the computer Head diameter 5.0 mm Maintenance and Service Guide 7-9 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 110
screw Color Silver Quantity 9 Length 2.5 mm Thread 2.0 mm Head diameter 6.0 mm Where used: 1 Eight screws that secure the keyboard cover to the computer in the battery bay and optical drive bay 2 One screw that secures the top cover to the computer in the hard drive bay 7-10 Maintenance and - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 111
that secure the display assembly to the computer Head diameter 5.0 mm Where used: 2 screws that secure the display bezel to the display assembly Maintenance and Service Guide 7-11 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 112
Screw listing Phillips PM2.5×4.0 screw Color Black Quantity 8 Length 4.0 mm Thread 2.5 mm Where used: 6 screws that secure the display panel to the display enclosure Head diameter 5.0 mm 7-12 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 113
Where used: 2 screws that secure the system board to the computer Screw listing Maintenance and Service Guide 7-13 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 114
Phillips PM2.0×7.0 captive screw Color Silver Quantity 4 Length 7.0 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 (screws are secured on the fan/heat sink assembly by C-clips) 7-14 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 115
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. Creating recovery discs HP recommends that you create recovery the creation of only one set of recovery discs. Maintenance and Service Guide 8-1 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 116
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 recovery discs using Recovery Manager. ■ Create system restore points using the Windows in a window, toolbar, or - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 117
recovery To copy the screen and paste it into a word-processing document, follow these steps: a. Display the screen. b. Copy the screen: To copy only the active window hard drive at a specific point in time. You window opens. 5. Follow the on-screen instructions. Maintenance and Service Guide 8-3 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 118
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. 8-4 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 119
Audio-in (microphone) 9 Connector pin assignments Pin 1 2 3 Audio-out (headphone) Signal Audio signal in Audio signal in Ground Pin Signal 1 Audio out, left channel 2 Audio out, right channel 3 Ground Maintenance and Service Guide 9-1 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 120
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 9-2 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 121
data clock shield TDMS data clockConsumer electronics control Not connected Display data channel (DDC) clock DDC data Ground +5V power Hot plug detect Maintenance and Service Guide 9-3 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 122
Connector pin assignments RJ-45 (network) Pin 1 2 3 4 5 6 7 8 Universal Serial Bus Signal Transmit + Transmit Receive + Unused Unused Receive Unused Unused Pin 1 2 3 4 9-4 Signal +5 VDC Data Data + Ground Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 123
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 the power system of each country or with the appliance inlet on the back of the computer. Maintenance and Service Guide 10-1 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 124
Power cord set requirements Requirements for specific countries and regions Country/region Accredited agency Applicable note number Australia EANSW 1 Austria OVE 1 Belgium CEBC 1 Canada CSA evaluation in the country or region where it will be used. 10-2 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 125
battery in general household waste. Follow the local laws and regulations in your area for computer battery Materials Disposal. This HP product contains mercury in section provides disassembly instructions for the display chapter are general disassembly instructions. Specific details, such as - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 126
the top and bottom inside edges 2 of the display bezel until the bezel disengages from the display assembly. 3. Remove the display bezel 3. 11-2 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 127
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. Maintenance and Service Guide 11-3 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 128
backlight cover. 14. Turn the display panel right-side up. 15. Remove the backlight cables 1 from the clip 2 in the display panel. 11-4 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 129
and handling the backlight to avoid damaging this component and causing exposure to the mercury. 18. Remove the backlight from the backlight frame. Maintenance and Service Guide 11-5 - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 130
4 that secures the LCD panel to the display rear panel. 23. Remove the LCD panel. 24. Recycle the LCD panel and backlight. 11-6 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 131
4-16 spare part numbers 3-4, 3-9, 3-14, 4-16 specifications 6-4 boot options 5-4 boot order 5-4 bottom components 2-8 button components 2-2 button sound 5-4 buttons power 2-2 TouchPad 2-5 TouchPad on/off 2-5 volume mute 2-2 wireless 2-2 C cables, service considerations 4-1 caps lock light 2-4 Card - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 132
4-16 spare part number 3-4, 3-9, 3-14, 4-16 specifications 6-5 E electrostatic discharge 4-2 equipment guidelines 4-4 eSATA/USB pinout 9-2 location 2-7 Index-2 F f11 recovery 8-4 fan always on 5-4 fan/heat sink assembly removal 4-44 spare part audio-in 2-6 audio-out 2-6 Maintenance and Service Guide - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 133
2-4 volume mute 2-4 volume up 2-4 wireless 2-4 M Main menu, Setup Utility 5-3 mass storage devices, spare part numbers 3-9 memory module removal 4-10 spare part numbers 3-6, 3-12, 4-10 memory product description 1-3 Maintenance and Service Guide memory test 5-4 microphone 2-1 product description - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 134
1-5 processor 1-1 security 1-6 serviceability 1-6 webcam 1-4 wireless 1-4 product name 1-1, 3-1, 4-5 R recovering a program or driver 8-1 recovering from the dedicated recovery partition 8-4 recovering from the recovery discs 8-4 recovery discs 8-1 Recovery Manager 8-1, 8-4 recovery partition - HP Presario CQ35-200 | Compaq Presario CQ35 Notebook PC - Maintenance and Servic - Page 135
webcam location 2-1 product description 1-4 webcam light 2-1 webcam module removal 4-32 spare part number 3-7, 3-13, 4-32 Windows applications key 2-3 Windows logo key 2-3 Maintenance and Service Guide wireless antenna disconnecting 4-14 locations 2-1 removal 4-34 spare part number 3-7, 3-13, 4-34
Compaq Presario CQ35 Notebook PC
Maintenance and Service Guide
Document Part Number:
May 2009
This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides
comprehensive information on identifying computer features, components, and spare parts; troubleshooting
computer problems; and performing computer disassembly procedures.