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Lenovo ThinkCentre Edge 72 Hardware Maintenance Manual (HMM) for ThinkCentre E - Page 167

Index, CRUs Customer Replacable Units, returning

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Index A accessing system board components 118 Administrator, password 56 audio line-in connector 68, 75 audio line-out connector 68, 75 B basic troubleshooting 35 battery, replacing 87, 122 BIOS settings, changing 59 Boot-block Recovery 159 C changing password 56 startup device sequence 58 CMOS, clearing 57 components, internal 69, 76 computer cover removing 82, 116 computer cover, reinstalling 112, 154 connector 68, 75 connectors rear 68, 75 connectors, controls, indicators front 67, 74 considerations, passwords 56 CRU completing the installation 112, 154 CRUs (Customer Replacable Units), returning defective 69, 76 D deleting a password 56 Description 68, 75 devices, handling static-sensitive diagnostics, troubleshooting 35 drives bays 73, 80 specifications 73, 80 DVI monitor connector 68, 75 81, 115 E environment, operating 29-30 Ethernet connector 69, 76 exiting, Setup Utility 59 © Copyright Lenovo 2012 F failure, recovering from a POST and BIOS update 159 flashing the BIOS 158 front connectors, controls, indicators 67, 74 front audio and USB assembly, replacing 102, 143 front bezel front bezel, removing 83, 117 front bezel, reinstalling 83, 117 front WiFi antenna, installing, removing 110, 151 FRU locations 69, 76 FRU part numbers 1, 67, 71, 78 H hard disk drive, replacing 100, 123 heat sink and fan assembly, replacing 92, 133 I Identifying FRUs 69, 76 installing operating system 59 installing options memory module 88, 121 PCI card 84, 119 K keyboard, replacing 153 L Lenovo Solution Center 53 locating components 69, 76 looking up part numbers 1, 67, 71, 78 M memory module installing, replacing 88, 121 system board 88, 121 Microphone connector 69, 76 microprocessor replacing 95, 136 mouse, replacing 153 O optical drive, replacing 90, 125 163

Section	Page
Chapter 1. About this manual	5
Important safety information	5
Chapter 2. Safety information	7
General safety	7
Electrical safety	7
Voltage-selection switch	9
Safety inspection guide	9
Handling electrostatic discharge-sensitive devices	10
Grounding requirements	10
Safety notices (multi-lingual translations)	10
Chapter 3. General information	33
Specifications	33
For machine types: 3484, 3485, and 3492	33
For machine types: 3493, 3496, and 3497	34
Lenovo programs	34
Accessing Lenovo programs on the Windows 7 operating system	34
Accessing Lenovo programs on the Windows 8 operating system	36
Lenovo Support Web site	36
Chapter 4. General checkout	37
Problem determination tips	37
Chapter 5. Troubleshooting and diagnostics	39
Basic troubleshooting	39
Accessing Control Panel on the Windows 8 operating system	40
Troubleshooting procedure	40
Troubleshooting	41
Audio problems	41
CD problems	43
DVD problems	44
Intermittent problems	45
Hard disk drive problems	45
Keyboard, mouse, or pointing device problems	46
Monitor problems	48
Networking problems	49
Option problems	52
Performance and lockup problems	53
Printer problems	55
Serial port problems	55
Software problems	56
USB problems	57
Diagnostics	57
Lenovo Solution Center	57
Chapter 6. Using the Setup Utility program	59
Starting the Setup Utility program	59
Viewing and changing settings	59
Using passwords	59
Password considerations	60
Power-On Password	60
Administrator Password	60
Hard Disk Password	60
Setting, changing, and deleting a password	60
Erasing lost or forgotten passwords (clearing CMOS)	61
Enabling or disabling a device	61
Selecting a startup device	62
Selecting a temporary startup device	62
Selecting or changing the startup device sequence	62
Enabling ErP compliance mode	62
Changing the BIOS settings before installing a new operating system	63
Exiting the Setup Utility program	63
Chapter 7. Symptom-to-FRU index	65
Hard disk drive boot error	65
Power supply problems	65
Beep symptoms	65
POST error codes	66
Miscellaneous error messages	68
Undetermined problems	69
Chapter 8. Locations	71
Locations	71
Locating connectors, controls, and indicators on the front of your computer	71
Locating connectors on the rear of your computer	72
Locating major FRUs and CRUs	73
Looking up FRU information	75
Locating parts on the system board	76
Locating internal drives	77
Locations	77
Locating connectors, controls, and indicators on the front of your computer	78
Locating connectors on the rear of your computer	79
Locating major FRUs and CRUs	80
Looking up FRU information	82
Locating parts on the system board	83
Locating internal drives	84
Chapter 9. Replacing FRUs (Machine Types: 3484, 3485, and 3492)	85
Handling static-sensitive devices	85
Installing or replacing hardware	85
Removing the computer cover	86
Removing and reinstalling the front bezel	87
Installing or replacing a PCI card	88
Replacing the battery	91
Installing or replacing a memory module	92
Replacing the optical drive	94
Replacing the heat sink and fan assembly	96
Replacing the power supply assembly	98
Replacing the microprocessor	99
Replacing the system board	102
Replacing the primary hard disk drive	104
Replacing the front audio and USB assembly	106
Replacing the WiFi units	107
Installing or removing the rear WiFi antenna	113
Installing or removing the front WiFi antenna	114
Completing the parts replacement	116
Chapter 10. Replacing FRUs (Machine Types: 3493, 3496, and 3497)	119
Handling static-sensitive devices	119
Installing or replacing hardware	119
Removing the computer cover	120
Removing and reinstalling the front bezel	121
Accessing the system board components and drives	122
Installing or replacing a PCI card	123
Installing or replacing a memory module	125
Replacing the battery	126
Replacing the hard disk drive	127
Replacing the optical drive	129
Replacing the power supply assembly	133
Replacing the heat sink and fan assembly	137
Replacing the microprocessor	140
Replacing the system board	143
Replacing the system fan assembly	145
Replacing the front audio and USB assembly	147
Replacing the WiFi units	148
Installing or removing the rear WiFi antenna	153
Installing or removing the front WiFi antenna	155
Replacing the keyboard or mouse	157
Completing the parts replacement	158
Chapter 11. Additional service information	161
Security features	161
Hardware-controlled passwords	161
Operating system password	161
Vital Product Data	161
BIOS levels	161
Flash update procedures	161
Updating (flashing) the BIOS from a disc	162
Updating (flashing) the BIOS from your operating system	163
Recovering from a POST and BIOS update failure	163
Power management	164
Advanced Configuration and Power Interface (ACPI) BIOS	164
Automatic Power-on features	164
Appendix A. Notices	165
Television output notice	166
European conformance CE mark	166
Trademarks	166

Match case Limit results 1 per page

Index

accessing

system board components

118

Administrator, password

audio line-in connector

68, 75

audio line-out connector

68, 75

basic troubleshooting

battery, replacing

87, 122

BIOS settings, changing

Boot-block Recovery

159

changing

password

startup device sequence

CMOS, clearing

components, internal

69, 76

computer cover

removing

82, 116

computer cover, reinstalling

112, 154

connector

68, 75

connectors

rear

68, 75

connectors, controls, indicators

front

67, 74

considerations, passwords

CRU

completing the installation

112, 154

CRUs (Customer Replacable Units), returning

defective

69, 76

deleting a password

Description

68, 75

devices, handling static-sensitive

81, 115

diagnostics, troubleshooting

drives

bays

73, 80

speciﬁcations

73, 80

DVI monitor connector

68, 75

environment, operating

29–30

Ethernet connector

69, 76

exiting, Setup Utility

failure, recovering from a POST and BIOS update

159

ﬂashing the BIOS

158

front

connectors, controls, indicators

67, 74

front audio and USB assembly, replacing

102, 143

front bezel

front bezel, removing

83, 117

front bezel, reinstalling

83, 117

front WiFi antenna, installing, removing

110, 151

FRU locations

69, 76

FRU part numbers

1, 67, 71, 78

hard disk drive, replacing

100, 123

heat sink and fan assembly, replacing

92, 133

Identifying FRUs

69, 76

installing

operating system

installing options

memory module

88, 121

PCI card

84, 119

keyboard, replacing

153

Lenovo Solution Center

locating components

69, 76

looking up part numbers

1, 67, 71, 78

memory module

installing, replacing

88, 121

system board

88, 121

Microphone connector

69, 76

microprocessor

replacing

95, 136

mouse, replacing

153

optical drive, replacing

90, 125

163