HP EliteBook BJ840USABA manuals

Hp EliteBook BJ840USABA User Manual (180 pages)

Brand: Hp | Category: Laptops | Size: 5.85 MB |

English

Table of contents

Maintenance and Service Guide

1

MSG revision history

3

Safety warning notice

5

Table of contents

7

1 Product description

11

Top components

19

Antennae

20

Pointing devices

24

Front components

26

Rear components

27

Right-side components

27

Left-side components

28

Bottom components

29

Item Component Function

30

Computer major components

32

Plastics Kit

40

Cable Kit

41

Mass storage devices

42

Miscellaneous parts

43

4 Removal and replacement

52

Cables and connectors

53

Drive handling

53

Grounding guidelines

54

Unknown user password

57

Service tag

58

Computer feet

59

Display inverter

62

Bluetooth module

64

Hard drive

66

Optical drive

69

Upgrade bay device

70

Expansion memory module

72

WWAN module

73

Keyboard

75

Primary memory module

77

Modem module

79

WLAN module

80

RTC battery

83

Switch cover

84

Power button board

86

Fan 487436-001

87

Processor

93

Display assembly

95

Top cover

100

TouchPad

102

Fingerprint reader board

104

Bluetooth module cable

105

Description Spare part number

106

Speaker 486308-001

106

Modem module cable

108

System board

110

5 Computer Setup

113

Computer Setup menus

115

Diagnostics menu

116

System Configuration menu

117

6 Specifications

119

Hard drive specifications

121

DVD-ROM Drive

124

System DMA specifications

125

7 Screw listing

130

Black 5 5.0 mm 2.0 mm 5.0 mm

131

Phillips PM3.0×4.0 screw

133

Where used:

134

124 Chapter 7 Screw listing

134

Phillips PM2.0×3.0 screw

135

Phillips PM2.5×4.0 screw

136

128 Chapter 7 Screw listing

138

130 Chapter 7 Screw listing

140

Torx8 T8M2.5×7.0 screw

141

132 Chapter 7 Screw listing

142

Phillips PM2.5×7.0 screw

143

134 Chapter 7 Screw listing

144

C-clips)

145

Phillips PM2.0×5.0 screw

146

Overview

147

Creating recovery discs

148

Backing up your information

149

Performing a recovery

152

DVD (purchased separately)

156

Backup suggestions

158

Creating recovery points

159

Click Create

160

10 Connector pin assignments

162

Audio-in (microphone)

163

Audio-out (headphone)

163

External monitor

164

RJ-11 (modem)

165

RJ-45 (network)

165

Universal Serial Bus

166

12 Recycling

169

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