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Setup Utility program, Set Power-On Password

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R rear connectors 73, 115 rear fan assembly, replacing 105 recovering from a POST and BIOS update failure 202 recovery Boot-block Recovery 202 removing computer cover 78 removing, reinstalling front bezel 79, 120 replacing battery 91, 131 card reader 90 front audio and USB assembly 107 hard disk drive 100, 132 heat sink and fan assembly 94, 137 microprocessor 96, 145 power supply assembly 92, 140 S security enabling or disabling 44 selecting startup device 45 temporary startup device 45 serial port 74 Set Administrator Password 44 Set Power-On Password 44 settings changing 43 viewing 43 Setup Utility program 43 Setup Utility program, exiting 46 Setup Utility program, starting 43 starting the Setup Utility program 43 startup device 45 sequence, changing 45 temporary, selecting 45 static-sensitive devices, handling 77, 118 system board connectors 76, 117 locating parts 76, 117 location 76, 117 system board components and drives accessing 122 system fan assembly, replacing 150 T temporary startup device 45 the BIOS, updating (flashing) 201-202 U updating (flashing) the BIOS 201 updating (flashing) the BIOS 202 208 ThinkCentre Hardware Maintenance Manual USB connector 74 using passwords 43 Setup Utility program 43 V VGA monitor connector 74 viewing or changing settings 43

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	37
Lenovo Welcome	37
Lenovo ThinkVantage Tools	37
Lenovo Solution Center	37
SimpleTap	37
Additional information resources	38
Specifications	38
For machine types: 3114, 3121, 3123, and 3127.	38
For machine types: 3120, 3122, 3126, and 3128.	39
Chapter 4. General checkout	41
Problem determination tips	41
Chapter 5. Diagnostic programs	43
Lenovo ThinkVantage Toolbox	43
Lenovo Solution Center	43
PC-Doctor for DOS	44
Creating a diagnostic disc	44
Running the diagnostic program from the diagnostic disc	44
Navigating through the diagnostic programs	44
Running tests	44
Viewing the test log	46
Chapter 6. Using the Setup Utility program	47
Starting the Setup Utility program	47
Viewing or changing settings	47
Using passwords	47
Password considerations	48
Power-on password	48
Administrator password	48
Setting, changing, or deleting a password	48
Enabling or disabling a device	48
Selecting a startup device	49
Selecting a temporary startup device	49
Viewing or changing the startup device sequence	49
Exiting the Setup Utility program	50
Chapter 7. Symptom-to-FRU index	51
Hard disk drive boot error	51
Power supply problems	51
Diagnostic error codes	51
Beep symptoms	69
POST error codes	69
Miscellaneous error messages	71
Undetermined problems	73
Chapter 8. Replacing FRUs (Machine Types: 3114, 3121, 3123, and 3127.)	75
Locations	75
Locating connectors, controls, and indicators on the front of your computer	76
Locating connectors and parts on the rear of your computer	77
Locating components	79
Locating parts on the system board	80
Locating internal drives	80
Handling static-sensitive devices	81
Installing or replacing hardware	82
Removing the computer cover	82
Removing and reinstalling the front bezel	83
Installing or replacing a PCI card	84
Installing or replacing a memory module	87
Installing or replacing the optical drive	89
Installing or replacing the card reader	91
Replacing the battery	95
Replacing the power supply assembly	96
Replacing the heat sink and fan assembly	98
Replacing the microprocessor	100
Replacing the system board	102
Replacing the primary hard disk drive	104
Replacing the secondary hard disk drive	106
Replacing the Front fan assembly	108
Replacing the rear fan assembly	109
Replacing the front audio and USB assembly	111
Replacing the internal speaker	112
Completing the parts replacement	114
Chapter 9. Replacing FRUs (Machine Types: 3120, 3122, 3126, and 3128.)	117
Locations	117
Locating connectors, controls, and indicators on the front of your computer	118
Locating connectors on the rear of your computer	119
Locating components	120
Locating parts on the system board	121
Locating internal drives	121
Handling static-sensitive devices	122
Installing or replacing hardware	123
Opening the computer cover	123
Removing and reinstalling the front bezel	124
Accessing the system board components and drives	126
Installing or replacing a memory module	127
Installing or replacing a PCI card	128
Installing or replacing the card reader	130
Replacing the battery	135
Replacing the hard disk drive	136
Replacing the optical drive	139
Replacing the heat sink and fan assembly	141
Replacing the power supply assembly	144
Replacing the microprocessor	149
Replacing the system board	152
Replacing the system fan assembly	154
Replacing the internal speaker	155
Replacing the front audio and USB assembly	160
Completing the parts replacement	161
Chapter 10. FRU lists	163
Overall: MT 3120, 3122, 3126, and 3128	163
Mechanical FRUs	166
Keyboard and Mouse	168
Adapters and miscellaneous FRUs	178
Power Cords	178
Recovery discs	181
Windows 7 Home Basic 32 SP1 Recovery CD	181
Windows 7 Home Premium 32 SP1 Recovery CD	181
Windows 7 Home Premium 64 SP1 Recovery CD	181
Windows 7 Professional 32 SP1 Recovery CD	181
Windows 7 Professional 64 SP1 Recovery CD	181
Windows 7 Ultimate 32 SP1 Recovery CD	182
Windows 7 Ultimate 64 SP1 Recovery CD	182
Windows XP Professional 32 Recovery CD	182
Windows XP Professional Generic Recovery CD	182
Windows Vista Business 32 Recovery CD	183
Overall: 3114, 3121, 3123, and 3127	184
Mechanical FRUs	187
Keyboard and Mouse	189
Adapters and miscellaneous FRUs	198
Power Cords	199
Recovery discs	201
Windows 7 Home Basic 32 SP1 Recovery CD	201
Windows 7 Home Premium 32 SP1 Recovery CD	201
Windows 7 Home Premium 64 SP1 Recovery CD	202
Windows 7 Professional 32 SP1 Recovery CD	202
Windows 7 Professional 64 SP1 Recovery CD	202
Windows 7 Ultimate 32 SP1 Recovery CD	202
Windows 7 Ultimate 64 SP1 Recovery CD	202
Windows XP Professional 32 Recovery CD	202
Windows XP Professional Generic Recovery CD	203
Windows Vista Business 32 Recovery CD	204
Chapter 11. Additional service information	205
Security features	205
Hardware-controlled passwords	205
Operating system password	205
Vital Product Data	205
BIOS levels	205
Updating (flashing) the BIOS from a disc	205
Updating (flashing) the BIOS from your operating system	206
Recovering from a POST and BIOS update failure	206
Power management	207
Advanced Configuration and Power Interface (ACPI) BIOS	207
Automatic Power-On features	207
Appendix A. Notices	209
Television output notice	210
Europeanpean conformance CE mark	210
Trademarks	210

Match case Limit results 1 per page

rear connectors

73, 115

rear fan assembly, replacing

105

recovering

from a POST and BIOS update failure

202

recovery

Boot-block Recovery

202

removing

computer cover

removing, reinstalling

front bezel

79, 120

replacing

battery

91, 131

card reader

front audio and USB assembly

107

hard disk drive

100, 132

heat sink and fan assembly

94, 137

microprocessor

96, 145

power supply assembly

92, 140

security

enabling or disabling

selecting

startup device

temporary startup device

serial port

Set Administrator Password

Set Power-On Password

settings

changing

viewing

Setup Utility program

Setup Utility program, exiting

Setup Utility program, starting

starting the Setup Utility program

startup device

sequence, changing

temporary, selecting

static-sensitive devices, handling

77, 118

system board

connectors

76, 117

locating parts

76, 117

location

76, 117

system board components and drives

accessing

122

system fan assembly, replacing

150

temporary startup device

the BIOS, updating (ﬂashing)

201–202

updating

(ﬂashing) the BIOS

201

updating (ﬂashing) the BIOS

202

USB connector

using

passwords

Setup Utility program

VGA monitor connector

viewing or changing settings

208

ThinkCentre Hardware Maintenance Manual