HP HP G42, CQ42 User Manual

0 (0)

Compaq Presario CQ42 Notebook PC

and HP G42 Notebook PC

Maintenance and Service Guide

SUMMARY

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.

© Copyright 2010 Hewlett-Packard

Development Company, L.P.

Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license. Intel and Arrandale are trademarks of Intel Corporation in the United States and other countries. Microsoft and Windows 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 express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.

First Edition: April 2010

Document Part Number: 594158-002

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 optional printer, or a soft surface, such as pillows or rugs or clothing, to block airflow. Also, do not allow the AC adapter to contact the skin or a soft surface, such as pillows or rugs or clothing, during operation. The computer and the AC adapter comply with the user-accessible surface temperature limits defined by the International Standard for Safety of Information Technology Equipment (IEC 60950).

iii

iv Safety warning notice

Table of contents

1

Product description ...........................................................................................................

1

2

External component identification .....................................................................................

8

 

Identifying the hardware ...........................................................................................................

8

 

Top components .......................................................................................................................

9

 

TouchPad .................................................................................................................

9

 

Lights .....................................................................................................................

10

 

Button and speakers ................................................................................................

11

 

Keys ......................................................................................................................

12

 

Display ..................................................................................................................

13

 

Right-side components ............................................................................................................

14

 

Left-side components ...............................................................................................................

15

 

Bottom components ................................................................................................................

16

 

Wireless antennas ..................................................................................................................

17

 

Additional hardware components ............................................................................................

18

3

Illustrated parts catalog ..................................................................................................

19

 

Serial number location ............................................................................................................

19

 

Computer major components ...................................................................................................

20

 

Display assembly components .................................................................................................

27

 

Plastics Kit .............................................................................................................................

29

 

Mass storage devices .............................................................................................................

30

 

Miscellaneous parts ................................................................................................................

31

 

Sequential part number listing ..................................................................................................

32

4

Removal and replacement procedures ............................................................................

38

 

Preliminary replacement requirements .......................................................................................

38

 

Tools required .........................................................................................................

38

 

Service considerations .............................................................................................

38

 

Plastic parts .............................................................................................

38

 

Cables and connectors .............................................................................

39

 

Drive handling .........................................................................................

39

 

Grounding guidelines ..............................................................................................

40

v

Electrostatic discharge damage ..................................................................

40

Packaging and transporting guidelines ........................................

41

Workstation guidelines ..............................................................

41

Equipment guidelines .................................................................

42

Component replacement procedures ........................................................................................

43

Serial number .........................................................................................................

43

Computer feet .........................................................................................................

44

Battery ...................................................................................................................

45

Hard drive .............................................................................................................

46

Optical drive ..........................................................................................................

49

WLAN module ........................................................................................................

51

Memory module ......................................................................................................

54

Keyboard ...............................................................................................................

56

Top cover ...............................................................................................................

58

Speaker assembly ...................................................................................................

61

Power button board .................................................................................................

62

TouchPad button board ............................................................................................

63

Modem module .......................................................................................................

65

Bluetooth module ....................................................................................................

67

USB board .............................................................................................................

69

Power connector cable ............................................................................................

71

Display assembly ....................................................................................................

73

System board .........................................................................................................

80

Optical drive SATA cable and connector ...................................................................

83

RTC battery ............................................................................................................

85

Fan/heat sink assembly ...........................................................................................

87

Processor ...............................................................................................................

90

5 Setup Utility ....................................................................................................................

93

Computer Setup in Windows 7 ................................................................................................

93

Starting Setup Utility ................................................................................................

93

Using Setup Utility ...................................................................................................

94

Changing the language of Setup Utility .......................................................

94

Navigating and selecting in Setup Utility .....................................................

94

Displaying system information ....................................................................

95

Restoring default settings in Setup Utility ......................................................

95

Exiting Setup Utility ...................................................................................

96

Setup Utility menus ..................................................................................................

96

Main menu ..............................................................................................

96

Security menu ..........................................................................................

96

System Configuration menu .......................................................................

97

Diagnostics menu .....................................................................................

97

Computer Setup in Linux .........................................................................................................

99

vi

 

Starting Computer Setup ..........................................................................................

99

 

Using Computer Setup .............................................................................................

99

 

Navigating and selecting in Computer Setup ...............................................

99

 

Restoring factory settings in Computer Setup ..............................................

100

 

Computer Setup menus ..........................................................................................

101

 

File menu ..............................................................................................

101

 

Security menu ........................................................................................

102

 

Diagnostics menu ...................................................................................

102

 

System Configuration menu .....................................................................

103

6

Specifications ...............................................................................................................

105

 

Computer specifications ........................................................................................................

105

 

35.6-cm (14.0-in) display specifications ..................................................................................

106

 

Hard drive specifications ......................................................................................................

107

 

DVD±RW SuperMulti Double-Layer Drive with LightScribe specifications .....................................

108

 

Blu-ray ROM with LightScribe DVD±R/RW SuperMulti DL Drive specifications .............................

109

 

System resource specifications ...............................................................................................

110

7 Backup and recovery ....................................................................................................

111

 

Windows 7 .........................................................................................................................

111

 

Creating recovery discs .........................................................................................

112

 

Backing up your information ...................................................................................

113

 

Using Windows Backup and Restore ........................................................

114

 

Using system restore points ......................................................................

115

 

When to create restore points ...................................................

115

 

Create a system restore point ....................................................

115

 

Restore to a previous date and time ...........................................

115

 

Performing a recovery ............................................................................................

115

 

Recovering from the recovery discs ...........................................................

116

 

Recovering from the dedicated recovery partition (select models only) ...........

116

 

Linux backup and recovery ....................................................................................................

117

8

Connector pin assignments ...........................................................................................

118

 

Audio-out (headphone) .........................................................................................................

118

 

Audio-in (microphone) ..........................................................................................................

118

 

External monitor ...................................................................................................................

119

 

RJ-11 (modem) .....................................................................................................................

120

 

RJ-45 (network) ....................................................................................................................

120

 

HDMI .................................................................................................................................

121

 

Universal Serial Bus ..............................................................................................................

122

9

Power cord set requirements ........................................................................................

123

 

Requirements for all countries or regions .................................................................................

123

vii

Requirements for specific countries or regions ..........................................................................

124

10 Recycling ....................................................................................................................

125

Battery ................................................................................................................................

125

Display ...............................................................................................................................

125

Index ...............................................................................................................................

131

viii

1 Product description

Category

Description

HP G42

Compaq

Compaq

Compaq

 

 

 

Presario

Presario

Presario

 

 

 

CQ42

CQ42

CQ42

 

 

 

 

 

 

 

 

UMA

Discrete

UMA

UMA

 

 

 

 

Models 150

Models 100

 

 

 

 

– 199

– 149

 

 

 

 

 

 

Product Name

Compaq Presario CQ42

 

 

Notebook PC

 

 

 

 

 

 

 

 

 

 

 

HP G42 Notebook PC

 

 

 

 

 

 

 

 

 

Processors

Intel® Arrandale™

 

 

 

 

 

 

 

 

 

 

 

i7-620M, 2.66-GHz, SC turbo, 4-MB

 

 

L3 cache

 

 

 

 

 

 

 

 

 

 

 

i5-540M, 2.53-GHz, SC turbo, 3-MB

 

 

L3 cache

 

 

 

 

 

 

 

 

 

 

 

i5-520M, 2.4-GHz, SC turbo, 3-MB

 

 

L3 cache

 

 

 

 

 

 

 

 

 

 

 

i5-430M 2.26-GHz (turbo to 2.53-

 

 

GHz) 3-MB L3 cache

 

 

 

 

 

 

 

 

 

 

 

i3-350M, 2.26-GHz 3-MB L3 cache

 

 

 

 

 

 

 

 

i3-330M, 2.13-GHz 3-MB L3 cache

 

 

 

 

 

 

 

 

Intel Pentium™

 

 

 

 

 

 

 

 

 

 

 

DC T4400, 2.2-GHz, 800-MHz FSB,

 

 

 

 

1-MB L2 cache

 

 

 

 

 

 

 

 

 

 

 

DC T4300, 2.1-GHz, 800-MHz FSB,

 

 

 

 

1-MB L2 cache

 

 

 

 

 

 

 

 

 

 

 

Intel Celeron™

 

 

 

 

 

 

 

 

 

 

 

DC T3100, 1.9-GHz, 800-MHz FSB,

 

 

 

 

1-MB L2 cache

 

 

 

 

 

 

 

 

 

 

 

DC T3000, 1.8-GHz 800-MHz FSB,

 

 

 

 

1-MB L2 cache

 

 

 

 

 

 

 

 

 

 

 

AMD® Phenom™ II Processor

 

 

 

 

 

 

 

 

 

 

 

DC N930 QC 2.0 GHz

 

 

 

 

 

 

 

1

Category

Description

HP G42

Compaq

Compaq

Compaq

 

 

 

Presario

Presario

Presario

 

 

 

CQ42

CQ42

CQ42

 

 

 

 

 

 

 

 

UMA

Discrete

UMA

UMA

 

 

 

 

Models 150

Models 100

 

 

 

 

– 199

– 149

 

 

 

 

 

 

 

DC N830 Tri-core 2.1Ghz 1.5M L2

 

 

35W

 

 

 

 

 

 

 

 

 

 

 

N620 DDR3-1333 Mhz

 

 

 

 

 

 

 

 

DC QC P920 1.6Ghz 2M L2 25W

 

 

 

 

 

 

 

 

DC P820 Tri-Core 1.8Ghz 1.5M L2

 

 

25W

 

 

 

 

 

 

 

 

 

 

 

DC P820 Tri-Core 1.8Ghz 1.5M L2

 

 

25W

 

 

 

 

 

 

 

 

 

 

 

AMD Turion™ II Processor

 

 

 

 

 

 

 

 

 

 

 

DC N530 DC 2.5GHz L2 35W

 

 

 

 

 

 

 

 

P520 DDR3-1066 Mh

 

 

 

 

 

 

 

 

AMD Athlon™ II Processor

 

 

 

 

 

 

 

 

 

 

 

DC N330 2.3GHz 1M L2 35W

 

 

 

 

 

 

 

 

P320 DDR3-1066 Mhz

 

 

 

 

 

 

 

 

AMD Sempron™ II Processor

 

 

 

 

 

 

 

 

 

 

 

N120 DDR3-1066 Mhz

 

 

 

 

 

 

 

Chipset

Intel® HM55 Express

 

 

 

 

 

 

 

 

Intel® GL40

 

 

 

 

 

 

 

 

 

 

Southbridge: ICH9m

 

 

 

 

 

 

 

 

 

 

AMD

 

 

 

 

 

 

 

 

 

 

 

ATI RS880M (Northbridge)

 

 

 

 

 

 

 

 

 

ATI RS880MD (Northbridge)

 

 

 

 

 

 

 

 

 

 

Southbridge - SB820

 

 

 

 

 

 

 

Graphics

Intel UMA (integrated)/HD

 

 

 

Graphics with shared video memory

 

 

 

 

 

(memory size is dynamic change):

 

 

 

 

 

Up to 251 MB on computers

 

 

 

 

 

with 1024 MB of system memory

 

 

 

 

 

Up to 358 MB on computers

 

 

 

 

 

with more than 2048 MB of

 

 

 

 

 

system memory

 

 

 

 

 

 

 

 

 

 

2 Chapter 1 Product description

Category

Description

HP G42

Compaq

Compaq

Compaq

 

 

 

Presario

Presario

Presario

 

 

 

CQ42

CQ42

CQ42

 

 

 

 

 

 

 

 

UMA

Discrete

UMA

UMA

 

 

 

 

Models 150

Models 100

 

 

 

 

– 199

– 149

 

 

 

 

 

 

 

Intel UMA (integrated)/GMA

 

 

 

 

4500M - GL40 chipset with

 

 

 

 

 

shared video memory (memory size is

 

 

 

 

 

dynamic change):

 

 

 

 

 

Up to 1759 MB for computers

 

 

 

 

 

with more than 4096 MB of

 

 

 

 

 

system memory (64 bit)

 

 

 

 

 

Up to 1309 MB for computers

 

 

 

 

 

with more than 4096 MB of

 

 

 

 

 

system memory (32 bit)

 

 

 

 

 

Up to 1309 MB for computers

 

 

 

 

 

with more than 3072 MB of

 

 

 

 

 

system memory

 

 

 

 

 

Up to 797 MB for computers

 

 

 

 

 

with more than 2048 MB system

 

 

 

 

 

memory

 

 

 

 

 

Up to 285 MB for computers

 

 

 

 

 

with more than 1024 MB of

 

 

 

 

 

system memory

 

 

 

 

 

 

 

 

 

 

 

ATi Discrete PCI Express x 16

 

 

 

 

Graphics

 

 

 

 

 

ATi Mobility Radeon Park-LP S3

 

 

 

 

 

package (ATI Mobility Radeon™

 

 

 

 

 

HD5430 with 512-MB of dedicated

 

 

 

 

 

video memory (64-MB×16 DDR3, 4

 

 

 

 

 

pcs, 800-MHz))

 

 

 

 

 

 

 

 

 

 

 

Support for BD or HD-DVD

 

playback with HD decoder and

 

 

 

 

 

DX10 support

 

 

 

 

 

 

 

 

 

 

Panel

35.6-cm (14.0-in) HD LED

 

BrightView (1366 x 768 resolution)

 

 

 

 

 

 

 

 

 

 

 

16:9 wide aspect ratio

 

 

 

 

 

 

Memory

2 SODIMM slots

 

 

 

 

 

 

 

Customer-accessible and upgradable

 

 

 

 

 

 

 

Supports up to 8 GB of system

 

memory

 

 

 

 

 

 

 

 

 

 

 

DDR3, 1066-MHz, dual-channel

 

 

memory (DDR3 1333 MHz can be

 

 

 

 

 

downgraded to DDR3 1066 MHz)

 

 

 

 

 

 

 

 

 

 

3

Category

Description

HP G42

Compaq

Compaq

Compaq

 

 

 

 

Presario

Presario

Presario

 

 

 

 

CQ42

CQ42

CQ42

 

 

 

 

 

 

 

 

 

 

UMA

Discrete

UMA

UMA

 

 

 

 

 

Models 150

Models 100

 

 

 

 

 

– 199

– 149

 

 

 

 

 

 

 

DDR3, 800-MHz, dual-channel

 

 

 

 

memory (DDR3 1333 MHz can be

 

 

 

 

 

downgraded to DDR3 800 MHz)

 

 

 

 

 

 

 

 

 

 

 

Supports the following configurations:

 

 

 

 

 

 

 

 

 

 

 

4096 MB (2048 MB × 2)

 

 

 

 

 

 

 

3072 MB (1024 MB × 1 +

 

 

2048 MB × 1)

 

 

 

 

 

 

 

 

 

 

 

2048 MB (2048 MB × 1)

 

 

 

 

 

 

 

2048 MB (1024 MB × 2)

 

 

 

 

 

 

 

1024 MB (1024 MB × 1)

 

 

 

 

 

 

Hard drives

Supports 9.5-mm, 6.35-cm (2.5-in)

 

hard drives

 

 

 

 

 

 

 

 

 

 

 

Serial ATA

 

 

 

 

 

 

 

Supports the following drives:

 

 

 

 

 

 

 

 

 

 

 

 

640-GB 5400 RPM

 

 

 

 

 

 

 

 

500 GB, 7200 rpm

 

 

 

 

 

 

 

 

320 GB, 7200 rpm

 

 

 

 

 

 

 

250 GB, 7200 rpm

 

 

 

 

 

 

 

160 GB, 7200 rpm

 

 

 

 

 

 

 

Optical drives

Fixed (removal of one screw required)

 

 

 

 

 

 

 

SATA

 

 

 

 

 

 

 

12.7-mm (0.50-in) tray load

 

 

 

 

 

 

 

Supports the following drives:

 

 

 

 

 

 

 

 

 

 

 

Blu-ray ROM with LightScribe

 

 

 

DVD±R/RW SuperMulti DL Drive

 

 

 

 

 

 

 

 

 

 

 

 

Blu-ray ROM DVD±R/RW

 

 

 

SuperMulti DL Drive

 

 

 

 

 

 

 

 

 

 

 

DVD±R/RW SuperMulti DL Drive

 

 

with LightScribe

 

 

 

 

 

 

 

 

 

 

 

DVD±R/RW SuperMulti DL Drive

 

 

 

 

 

 

Diskette drive

Supports external USB drive only

 

 

 

 

 

 

Camera

VGA camera

 

 

 

 

 

 

 

4 Chapter 1 Product description

Category

Description

HP G42

Compaq

Compaq

Compaq

 

 

 

Presario

Presario

Presario

 

 

 

CQ42

CQ42

CQ42

 

 

 

 

 

 

 

 

UMA

Discrete

UMA

UMA

 

 

 

 

Models 150

Models 100

 

 

 

 

– 199

– 149

 

 

 

 

 

 

 

Fixed (no tilt)

 

 

 

 

 

 

 

640 × 480 by 24 frames per second

 

 

 

 

 

 

Microphone

One microphone, analog

 

 

 

 

 

 

Audio

HD audio

 

 

 

 

 

 

 

Supports Microsoft Premium

 

requirements

 

 

 

 

 

 

 

 

 

 

 

Altec Lansing speakers

 

 

 

 

 

 

Modem

Support for optional high-speed 56k

 

modem

 

 

 

 

 

 

 

 

 

 

Ethernet

Integrated 10/100 network interface

 

card (NIC)

 

 

 

 

 

 

 

 

 

 

Wireless

Integrated wireless local area

 

 

 

 

 

network (WLAN) options by

 

 

 

 

 

way of wireless module:

 

 

 

 

 

 

 

 

 

 

 

Intel Centrino Wireless-N 1000

 

 

802.11b/g 1x2

 

 

 

 

 

 

 

 

 

 

 

Intel Centrino Wireless-N 1000

 

 

802.11b/g 1x2 plus Broadcom

 

 

 

 

 

2070 Bluetooth 2.1+EDR Adapter

 

 

 

 

 

 

 

 

 

 

 

Atheros AR9285 802.11b/g/n 1x1

 

WiFi Adapter

 

 

 

 

 

 

 

 

 

 

 

Atheros AR9285 802.11b/g/n 1x1

 

WiFi Adapter plus Broadcom 2070

 

 

 

 

 

Bluetooth 2.1+EDR Adapter

 

 

 

 

 

 

 

 

 

 

 

Broadcom 4312G 802.11b/g WiFi

 

 

 

 

Adapter

 

 

 

 

 

 

 

 

 

 

 

Broadcom 4312G 802.11b/g WiFi

 

 

 

 

Adapter plus Broadcom 2070

 

 

 

 

 

Bluetooth 2.1+EDR Adapter

 

 

 

 

 

 

 

 

 

 

 

Realtek RTL8191SE 802.11b/g/n

 

1x1 WiFi Adapter

 

 

 

 

 

 

 

 

 

 

 

Realtek RTL8191SE 802.11b/g/n

 

1x1 WiFi Adapter plus Broadcom

 

 

 

 

 

2070 Bluetooth 2.1+EDR Adapter

 

 

 

 

 

 

 

 

 

 

External media

5-in-1 Digital Media Slot; supports

card

SD, MMC, MS, Mspro, xD

 

 

 

 

 

 

 

 

 

 

5

Category

Description

HP G42

Compaq

Compaq

Compaq

 

 

 

Presario

Presario

Presario

 

 

 

CQ42

CQ42

CQ42

 

 

 

 

 

 

 

 

UMA

Discrete

UMA

UMA

 

 

 

 

Models 150

Models 100

 

 

 

 

– 199

– 149

 

 

 

 

 

 

 

Single port configured as either HDMI

 

 

or 5-in-1 Digital Media Slot

 

 

 

 

 

 

 

 

 

 

 

Supports mini versions of SD, MMC,

 

and MS Duo with adapter (adapter

 

 

 

 

 

not included)

 

 

 

 

 

 

 

 

 

 

Ports

VGA (Dsub 15-pin) supporting 1600

 

x 1200 resolution at 75 Hz; disabled

 

 

 

 

 

when connected to devices through

 

 

 

 

 

Expansion port 3

 

 

 

 

 

 

 

 

 

 

 

Hot plug/unplug and auto detect for

 

wide-aspect or standard-aspect video

 

 

 

 

 

 

 

 

 

 

 

HDMI v1.3 supporting 1080p with

 

HDCP key

 

 

 

 

 

 

 

 

 

 

 

Single port configured for either

 

 

HDMI or 5-in-1 card reader

 

 

 

 

 

 

 

 

 

 

 

USB 2.0 (3)

 

 

 

 

 

 

 

RJ-11 (modem) with modem option

 

 

 

 

 

 

 

RJ-45 (Ethernet, with link and activity

 

lights)

 

 

 

 

 

 

 

 

 

 

 

Audio-in (mono microphone)

 

 

 

 

 

 

 

Audio-out (stereo headphone)

 

 

 

 

 

 

 

Smart-pin AC adapter plug

 

 

 

 

 

 

Keyboard/

14.0-inch keyboard

 

pointing devices

 

 

 

 

 

 

 

 

 

 

 

 

TouchPad with 2 buttons and 2-way

 

 

scroll (taps enabled as default)

 

 

 

 

 

 

 

 

 

 

Power

6-cell (47-Wh) 2.20-Ah Li-ion battery

requirements

 

 

 

 

 

 

 

 

 

 

 

 

65-W AC adapter with Smart-Pin DC

 

 

connector

 

 

 

 

 

 

 

 

 

 

 

90-W AC adapter with Smart-Pin DC

 

 

 

 

connector

 

 

 

 

 

 

 

 

 

 

Security

Security cable slot

 

 

 

 

 

 

Operating

Preinstalled:

 

 

 

 

system

 

 

 

 

 

 

 

 

 

 

 

 

Windows 7 Professional (32 & 64 bit)

 

 

 

 

 

 

 

6 Chapter 1 Product description

Category

Description

HP G42

Compaq

Compaq

Compaq

 

 

 

Presario

Presario

Presario

 

 

 

CQ42

CQ42

CQ42

 

 

 

 

 

 

 

 

UMA

Discrete

UMA

UMA

 

 

 

 

Models 150

Models 100

 

 

 

 

– 199

– 149

 

 

 

 

 

 

 

Windows 7 Home Premium (32 & 64

 

 

bit)

 

 

 

 

 

 

 

 

 

 

 

Windows 7 Home Basic (32 & 64 bit)

 

 

 

 

 

 

 

 

 

Windows 7 Starter (32 bit)

 

 

 

 

 

 

 

 

 

Free DOS

 

 

 

 

 

 

 

 

Novell Linux

 

 

 

 

 

 

 

 

Serviceability

End-user replaceable parts:

 

 

 

 

 

 

 

 

 

 

 

AC adapter

 

 

 

 

 

 

 

Battery (system)

 

 

 

 

 

 

 

Hard drive

 

 

 

 

 

 

 

Memory module

 

 

 

 

 

 

 

Optical drive

 

 

 

 

 

 

 

Mini-card device

 

 

 

 

 

 

7

2 External component identification

Identifying the hardware

Components included with the computer may vary by region and model. The illustrations in this chapter identify the standard features on most computer models.

To see a list of hardware installed in the computer, follow these steps:

1.Select Start > My Computer.

2.In the left pane of the System Tasks window, select View system information.

3.Select Hardware tab > Device Manager.

You can also add hardware or modify computer configurations using Device Manager.

8

Chapter 2 External component identification

Top components

TouchPad

Component

 

Description

 

 

 

(1)

TouchPad off indicator

To switch the TouchPad zone on and off, quickly double-tap

 

 

the TouchPad off indicator.

 

 

NOTE: When the TouchPad zone is active, the light is off.

 

 

 

(2)

TouchPad zone

Moves the pointer and selects or activates items on the screen.

 

 

 

(3)

Left TouchPad button

Functions like the left button on an external mouse.

 

 

 

(4)

Right TouchPad button

Functions like the right button on an external mouse.

 

 

 

There is an unmarked scroll zone inside the right edge of the TouchPad. To scroll up and down using the TouchPad vertical scroll zone, slide your finger up or down inside the right edge of the TouchPad. For more information about TouchPad features, refer to” Using the TouchPad” section later in this guide.

Top components

9

Lights

Component

 

Description

 

 

 

(1)

TouchPad light

On: The TouchPad is disabled.

 

 

Off: The TouchPad is enabled.

 

 

 

(2)

Caps lock light

On: Caps lock is on.

 

 

 

(3)

Power light

On: The computer is on.

 

 

Blinking: The computer is in the Sleep state.

 

 

Off: The computer is off or in Hibernation.

 

 

 

(4)

Wireless light

White: An integrated wireless device, such as a

wireless local area network (WLAN) device and/or a Bluetooth® device, is on.

Amber: All wireless devices are off.

10 Chapter 2 External component identification

Button and speakers

Component

 

Description

 

 

 

(1)

Speakers (2)

Produce sound.

 

 

 

(2)

Power button

When the computer is off, press the button to turn on the

computer.

When the computer is on, press the button briefly to initiate Sleep.

When the computer is in the Sleep state, briefly press the button to exit Sleep.

When the computer is in Hibernation, briefly press the button to exit Hibernation.

If the computer has stopped responding and Windows® shutdown procedures are ineffective, press and hold the power button for at least 5 seconds to turn off the computer.

To learn more about your power settings, select Start >

Control Panel > System and Security > Power

Options.

Top components 11

Keys

Component

Description

 

 

 

(1)

esc key

Displays system information when pressed in combination with

 

 

the fn key.

 

 

 

(2)

fn key

Displays system information when pressed in combination with

 

 

the esc key.

 

 

 

(3)

Windows logo key

Displays the Windows Start menu.

 

 

 

(4)

Windows applications key

Displays a shortcut menu for items beneath the pointer.

 

 

 

(5)

Navigation keys

Navigate using the Up, Down, Left and Right arrow keys.

 

 

 

(6)

Action keys

Execute frequently used system actions.

 

 

 

12 Chapter 2 External component identification

Display

Component

Description

 

 

 

(1)

Internal microphone

Records sound.

 

 

 

(2)

Integrated webcam (select models only)

Records audio and video and captures still photographs.

 

 

 

(3)

Integrated webcam light (select models only)

On: The integrated webcam is in use.

 

 

 

Top components 13

Right-side components

Component

 

Description

 

 

 

(1)

Optical drive

Reads and writes to optical discs.

 

 

 

(2)

Optical drive light

Blinking: The optical drive is being accessed.

 

 

 

(3)

USB port

Connects an optional USB device.

 

 

 

(4)

RJ-11 (modem) jack (select models only)

Connects a modem cable.

 

 

 

 

(5)

AC adapter/power/battery light

White: The computer is connected to external power and

 

 

 

the battery is fully charged.

 

 

Blinking white: The computer is in the Sleep state.

 

 

Amber: A battery is charging.

 

 

 

(6)

Power connector

Connects an AC adapter.

 

 

 

(7)

Security cable slot

Attaches an optional security cable to the computer.

 

 

NOTE: The security cable is designed to act as a deterrent,

 

 

but it may not prevent the computer from being mishandled or

 

 

stolen.

 

 

 

 

14 Chapter 2 External component identification

Left-side components

Component

 

Description

 

 

 

(1)

External monitor port

Connects an external VGA monitor or projector.

 

 

 

(2)

Vent

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.

(3)HDMI port (select models only)

Connects an optional video or audio device, such as a highdefinition television, or any compatible digital or audio component.

(4)

RJ-45 (network) jack

Connects a network cable.

 

 

 

(5)

USB ports (2)

Connects optional USB devices.

 

 

 

(6)

Audio-in (microphone) jack

Connects an optional computer headset microphone, stereo

 

 

array microphone, or monaural microphone.

 

 

 

(7)

Audio-out (headphone) jack

Produces sound when connected to optional powered stereo

 

 

speakers, headphones, earbuds, a headset, or television

 

 

audio.

 

 

 

(8)

Digital Media Slot (select models only)

Supports the following optional digital card formats:

 

 

Memory Stick (MS)

 

 

Memory Stick Pro (MSP)

 

 

MultiMediaCard (MMC)

 

 

Secure Digital (SD) Memory Card

 

 

xD-Picture Card (XD)

 

 

 

(9)

Drive light

On: The hard drive is in use.

 

 

 

 

Left-side components 15

Bottom components

Component

 

Description

 

 

 

(1)

Battery bay

Holds the battery.

 

 

 

(2)

Battery release latch

Releases the battery from the battery bay.

 

 

 

(3)

Vents (4)

Enable 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.

 

 

 

(4)

Memory module compartment

Contains 2 memory module slots and, on select models, the

 

 

wireless LAN (WLAN) device.

 

 

CAUTION: To prevent an unresponsive system, replace

 

 

the wireless module only with a wireless module authorized

 

 

for use in the computer by the governmental agency that

 

 

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.

 

 

 

(5)

Hard drive bay

Holds the hard drive.

 

 

 

16 Chapter 2 External component identification

Wireless antennas

At least 2 antennas send and receive signals from one or more wireless devices. These antennas are not visible from the outside of the computer.

NOTE: For optimal transmission, keep the areas immediately around the antennas free from obstructions.

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.

Wireless antennas 17

Additional hardware components

Component

Description

 

 

 

(1)

Power cord*

Connects an AC adapter to an AC outlet.

 

 

 

(2)

AC adapter

Converts AC power to DC power.

 

 

 

(3)

Battery*

Powers the computer when the computer is not plugged into

 

 

external power.

*Power cords vary in appearance by country or region.

WARNING! Connecting the internal analog modem to a digital line can permanently damage the modem. Immediately disconnect the modem cable if you accidentally connect it to a digital line.

NOTE: Telephone jacks vary by country or region. To use the modem and the modem cable (included with select models only) outside the country or region in which you purchased the computer, you must obtain a countryor region-specific modem cable adapter (included with select models or purchased separately). The modem must be connected to an analog telephone line using a 6-pin, RJ-11 modem cable (included with select models only). Jacks for digital PBX systems may resemble analog telephone jacks, but they are not compatible with the modem.

If the modem cable contains noise suppression circuitry, which prevents interference from TV and radio reception, orient the circuitry end of the cable toward the computer.

18 Chapter 2 External component identification

3 Illustrated parts catalog

Serial number location

When ordering parts or requesting information, provide the computer serial number and model number located in the battery bay of the computer.

Serial number location 19

HP HP G42, CQ42 User Manual

Computer major components

Item Description

Spare part number

 

 

(1)35.6 cm (14-in), WXGA, BrightView display assembly

NOTE: See Display assembly components on page 27 for more display assembly internal component spare part information.

For use with integrated microphone and webcam; Presario, matte black

592146-001

 

 

20 Chapter 3 Illustrated parts catalog

Item Description

Spare part number

 

 

For use with integrated microphone and webcam; Presario, biscotti

597617-001

 

 

For use with integrated microphone and webcam; HP, biscotti

600163-001

 

 

 

For use with integrated microphone and webcam; HP, silver

606155-001

 

 

 

For use with integrated microphone and webcam; HP, white

606156-001

(2)

Keyboards

 

 

 

 

 

For use in Brazil

600175-201

 

 

 

 

For use in English and French Canada

600175-121

 

 

 

 

For use in Latin America

600175-161

 

 

 

 

For use in South Korea

600175-AD1

 

 

 

 

For use in Taiwan

600175-AB1

 

 

 

 

For use in Thailand

600175-281

 

 

 

 

For use in the United States

600175-001

 

 

 

(3)

Top cover (includes Touchpad, bracket, button board, and cable)

 

 

 

 

 

 

Matte black color

600181-001

 

 

 

 

 

Biscotti color

600182-001

 

 

 

 

 

Silver color

606161-001

 

 

 

 

 

White color

606162-001

 

 

 

(4)

Power button board (includes cable)

600188-001

 

 

 

(5)

Touchpad button board (includes cable)

604603-001

 

 

 

(6)

Thermal module — fan and heat assembly (includes thermal material)

 

 

 

 

 

For use in models that use UMA graphics subsystem memory and the Intel® GL40

606573-001

 

 

chipset

 

 

 

 

 

For use in models that use Universal Memory Architecture (UMA) graphics subsystem

606609-001

 

 

memory

 

 

 

 

 

For use in models that use Universal Memory Architecture (UMA) graphics subsystem

595832-001

 

 

memory

 

 

 

 

 

For use in models that use discrete graphics subsystem memory

595833-001

 

 

 

 

For use in models that use discrete graphics subsystem memory

606610-001

 

 

 

 

Thermal module (includes fan and heat sink) for use in models that use discrete graphics

617024–001

 

subsystem memory

 

 

 

 

 

For use in models that use DSC HD545V graphics subsystem memory

617029-001

 

 

 

(7)

Speaker assembly (includes cable)

600189-001

 

 

 

(8)

System boards (includes replacement thermal material)

 

 

 

 

 

For use in models with discrete graphics subsystem

595181-001

 

 

 

 

Computer major components 21

Item

Description

Spare part number

 

 

 

 

For use in models with discrete graphics subsystem

615577–001

 

 

 

 

For use in models with discrete graphics subsystem

615578–001

 

 

 

 

For use in models with Unified Memory Architecture (UMA) graphics subsystem

595182-001

 

 

 

 

For use in models with discrete graphics subsystem and HDMI card reader

595183-001

 

 

 

 

For use in models with UMA graphics subsystem and HDMI card reader

595184-001

 

 

 

 

For use in models with UMA graphics subsystem memory, Intel® GL40 chipset, and

605140-001

 

HDMI card reader

 

 

 

 

 

For use in models with UMA graphics subsystem memory,

592808-001

 

 

 

 

For use in models with DSC HD5430 MDM CR

592811-001

 

 

 

 

For use in models with DSC HD5430

592810-001

 

 

 

 

For use in models with UMA graphics subsystem memory,

592809-001

 

 

 

 

For use in models with HD545V DSC

611554-001

 

 

 

 

For use in models with HD545V DSC CR

611555-001

 

 

 

 

For use in models with HD5430/1G DSC

608823–001

 

 

 

 

For use in models with HD5430/1G DSC HDMI

608824–001

 

 

 

(9)

Plastics Kit (see Plastics Kit on page 29 for more Plastics Kit information)

600190-001

 

 

 

 

(9a) Hard drive compartment cover

 

 

 

 

 

(9b) Wireless/memory module mini-card compartment cover

 

 

 

 

(10)

RTC battery (includes mounting adhesive)

602745-001

(11)Memory modules

2048-MB, PC3-10600, 1333-MHz

598859-001

 

 

 

1024-MB, PC3-10600, 1333-MHz

598856-001

(12)Modem module

 

High-speed 56K modem for use in all countries and regions except Australia and New

510100-001

 

Zealand

 

 

 

 

 

High-speed 56K modem for use in Australia and New Zealand

510100-011

 

 

 

(13)

WLAN module

 

 

 

 

 

Atheros AR9285 802.11 a/b/g/n 2x2 WiFi adapter

 

 

 

 

 

For use in Canada, the Cayman Islands, Guam, Puerto Rico, the United States, and

580101-001

 

the US Virgin Islands

 

 

 

 

22 Chapter 3 Illustrated parts catalog

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