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HP Presario CQ45-300 Compaq Presario CQ45 Notebook PC - Maintenance and Servic - Page 28

Illustrated parts catalog, Plastics Kit

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Item Description (1) 14.1-inch, WXGA, BrightView display assembly NOTE: See Display assembly components on page 25 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, volume/LED board, and strip cover) (3) Keyboards Canadian French Latin America South Korea Taiwan Thailand The United States (4) Top cover (includes TouchPad and cable) For use only in computer models with a fingerprint reader For use only in computer models without a fingerprint reader (5) Fan/heat sink assembly (includes thermal material) For use in computer models with Intel processors with UMA graphics subsystems For use in computer models with Intel processors with discrete graphics subsystems For use in computer models with AMD processors (6) Speaker assembly (7) System boards (include thermal material) For use only in computer models with Intel processors: ● Equipped with discrete graphics subsystems ● Equipped with UMA graphics subsystems For use only in computer models with AMD processors (8) System fan for use in computers with Intel or AMD processors and UMA graphics subsystems Plastics Kit (see Plastics Kit on page 26 for more Plastics Kit information) (9a) ExpressCard slot bezel (9b) Hard drive cover (9c) Memory module compartment cover (10) Power connector cable (includes power connector and cable) (11) USB board (includes USB board cable) Spare part number 486728-001 486729-001 486871-001 486904-121 486904-161 486904-AD1 486904-AB1 486904-281 486904-001 486860-001 486861-001 486838-001 486839-001 492260-001 486865-001 486725-001 486726-001 492256-001 486844-001 486862-001 486864-001 486842-001 20 Chapter 3 Illustrated parts catalog

Section	Page
Product description	9
External component identification	15
Top components	15
TouchPad	15
Lights	16
Buttons, speakers, and fingerprint reader (select models only)	17
Keys	19
Display	20
Wireless antennae (select models only)	20
Front components	22
Left-side components	23
Rear component	24
Right-side components	24
Bottom components	25
Illustrated parts catalog	26
Serial number location	26
Computer major components	27
Display assembly components	33
Plastics Kit	34
Mass storage devices	35
Miscellaneous parts	36
Sequential part number listing	37
Removal and replacement procedures	43
Preliminary replacement requirements	43
Tools required	43
Service considerations	43
Plastic parts	43
Cables and connectors	44
Drive handling	44
Grounding guidelines	45
Electrostatic discharge damage	45
Packaging and transporting guidelines	46
Workstation guidelines	46
Equipment guidelines	47
Unknown user password	48
Component replacement procedures	49
Serial number	49
Computer feet	50
Battery	51
Optical drive	52
Hard drive	54
WLAN module	57
RTC battery	60
Memory module	62
Keyboard	64
Switch cover	66
Speaker assembly	68
Display assembly	70
Camera/microphone module	75
Top cover	77
Fingerprint reader board	79
TouchPad button board	81
Bluetooth module	82
Modem module	84
Audio board	85
USB board	86
Power connector cable	88
System board	90
Fan/heat sink assembly	93
Processor	96
System fan	98
Setup Utility	100
Starting the Setup Utility	100
Changing the language of the Setup Utility	100
Navigating and selecting in the Setup Utility	101
Displaying system information	101
Restoring default settings in the Setup Utility	102
Exiting the Setup Utility	102
Setup Utility menus	103
Specifications	105
Computer specifications	105
14.1-inch, WXGA, BrightView display specifications	106
Hard drive specifications	107
DVD±RW and CD-RW Super Multi Double-Layer Combo Drive specifications	108
Blu-ray Disc ROM Drive with SuperMulti DVD±R/RW Double-Layer (DL) support specifications	109
System DMA specifications	110
System interrupt specifications—Intel processors	111
System interrupt specifications—AMD processors	112
System I/O address specifications—Intel processors	113
System I/O address specifications—AMD processors	115
System memory map specifications—Intel processors	117
System memory map specifications—AMD processors	117
Screw listing	119
Black Phillips PM2.5×4.0 screw	120
Black Phillips PM2.5×6.0 captive screw	122
Black Phillips PM2.0×2.0 broad head screw	123
Silver Phillips PM1.5×9.0 screw	124
Black Phillips PM2.5×3.0 screw	125
Black Phillips PM2.5×17.0 screw	126
Black Phillips PM2.5×6.0 screw	127
Black Phillips PM2.5×7.0 screw	128
Silver Phillips PM3.0×4.0 screw	131
Silver Phillips PM2.0×4.0 screw	132
Black Phillips PM2.0×4.0 screw	133
Black Phillips PM2.0×3.0 broad head screw	136
Silver Phillips PM2.0×10.0 captive screw	137
Backup and recovery	138
Recovering system information	138
Backing up your information	138
When to back up	138
Backup suggestions	139
Using system restore points	139
When to create restore points	139
Create a system restore point	139
Restore to a previous date and time	140
Creating recovery discs	140
Performing a recovery	141
Recovering from the recovery discs	141
Recovering from the dedicated recovery partition (select models only)	141
Connector pin assignments	143
Audio-out (headphone)	143
Audio-in (microphone)	143
External monitor	144
RJ-11 (modem)	145
RJ-45 (network)	145
HDMI	146
Universal Serial Bus	146
Power cord set requirements	148
Requirements for all countries or regions	148
Requirements for specific countries or regions	149
Recycling	150
Battery	150
Display	150

Match case Limit results 1 per page

Item

Description

Spare part number

(1)

14.1-inch, WXGA, BrightView display assembly

NOTE:

See

Display assembly components

on page

for more display assembly

internal component spare part information.

For use only in computer models with a camera module

486728-001

For use only in computer models without a camera module

486729-001

(2)

Switch cover

(includes power button board and cable, volume/LED board, and strip

cover)

486871-001

(3)

Keyboards

Canadian French

486904-121

Latin America

486904-161

South Korea

486904-AD1

Taiwan

486904-AB1

Thailand

486904-281

The United States

486904-001

(4)

Top cover

(includes TouchPad and cable)

For use only in computer models with a fingerprint reader

486860-001

For use only in computer models without a fingerprint reader

486861-001

(5)

Fan/heat sink assembly

(includes thermal material)

For use in computer models with Intel processors with UMA graphics subsystems

486838-001

For use in computer models with Intel processors with discrete graphics subsystems

486839-001

For use in computer models with AMD processors

492260-001

(6)

Speaker assembly

486865-001

(7)

System boards

(include thermal material)

For use only in computer models with Intel processors:

●

Equipped with discrete graphics subsystems

486725-001

●

Equipped with UMA graphics subsystems

486726-001

For use only in computer models with AMD processors

492256-001

(8)

System fan

for use in computers with Intel or AMD processors and UMA graphics

subsystems

486844-001

Plastics Kit

(see

Plastics Kit

on page

for more Plastics Kit information)

486862-001

(9a)

ExpressCard slot bezel

(9b)

Hard drive cover

(9c)

Memory module compartment cover

(10)

Power connector cable

(includes power connector and cable)

486864-001

(11)

USB board

(includes USB board cable)

486842-001

Chapter 3

Illustrated parts catalog