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Contents
About this manual . . . . . . . . . .1
Introduction . . . . . . . . . . . . .3
Important service information . . . . . . . .3
Strategy for replacing FRUs . . . . . . . . .3
Strategy for replacing a hard disk drive . . . .4
Important notice for replacing a system board . .4
How to use error messages . . . . . . . .4
Strategy for replacing FRUs for CTO, CMV, and GAV 4
Product definition . . . . . . . . . . .4
FRU identification for CTO, CMV, and GAV
products . . . . . . . . . . . . . . .5
Important information about replacing RoHS
compliant FRUs . . . . . . . . . . . . .6
Diskette compatibility matrix . . . . . . . . .7
Safety notices: multilingual translations . . . . .7
Safety information . . . . . . . . . . . .13
General safety . . . . . . . . . . . .13
Electrical safety . . . . . . . . . . . .13
Safety inspection guide . . . . . . . . .15
Handling devices that are sensitive to
electrostatic discharge . . . . . . . . . .16
Grounding requirements . . . . . . . . .16
Laser compliance statement . . . . . . . . .17
General descriptions . . . . . . . . .19
Read this first . . . . . . . . . . . . .19
What to do first . . . . . . . . . . . .19
Related service information . . . . . . . . .21
Service Web site . . . . . . . . . . . .21
Restoring the factory contents by using Product
Recovery discs . . . . . . . . . . . .21
Passwords . . . . . . . . . . . . . .22
Power management . . . . . . . . . .24
Checkout guide . . . . . . . . . . . . .27
Testing the computer . . . . . . . . . .27
Detecting system information with PC-Doctor . .30
Power system checkout . . . . . . . . .30
ThinkPad Z61t . . . . . . . . . . .33
Product overview . . . . . . . . . . . .34
Specifications . . . . . . . . . . . . .34
Status indicators . . . . . . . . . . . .37
FRU tests . . . . . . . . . . . . . .39
Fn key combinations . . . . . . . . . .41
Symptom-to-FRU index . . . . . . . . . .44
Numeric error codes . . . . . . . . . .44
Error messages . . . . . . . . . . . .48
Beep symptoms . . . . . . . . . . . .49
No-beep symptoms . . . . . . . . . . .49
LCD-related symptoms . . . . . . . . .49
Intermittent problems . . . . . . . . . .51
Undetermined problems . . . . . . . . .51
FRU replacement notices . . . . . . . . . .52
Screw notices . . . . . . . . . . . . .52
Retaining serial numbers . . . . . . . . .52
Removing and replacing a FRU . . . . . . . .55
1010 Battery pack . . . . . . . . . . .56
1020 Ultrabay Slim device . . . . . . . .57
1030 Hard disk drive cover, hard disk drive, and
hard disk drive rubber rails . . . . . . . .58
1040 Palm rest or palm rest with fingerprint
reader . . . . . . . . . . . . . . .61
1050 DIMM . . . . . . . . . . . . .65
1060 Keyboard . . . . . . . . . . . .66
1070 Modem daughter card (MDC-1.5) . . . .68
1080 PCI Express Mini card for wireless WAN . .70
1090 PCI Express Mini card for wireless LAN . .72
1100 PCI Express Mini card for 802.11 a/b/g/n
wireless LAN . . . . . . . . . . . . .74
1110 Backup battery . . . . . . . . . .76
1120 Keyboard bezel . . . . . . . . . .77
1130 Speaker assembly . . . . . . . . .79
1140 SIM card slot . . . . . . . . . . .81
1150 Fan assembly . . . . . . . . . . .82
1160 CPU . . . . . . . . . . . . . .84
1170 Wireless WAN antenna (DIV) . . . . . .85
1180 LCD assembly . . . . . . . . . . .86
1190 Base cover . . . . . . . . . . . .89
1200 USB sub card with cable . . . . . . .92
1210 MG (Magnesium) frame . . . . . . .93
1220 System board and PC Card/ExpressCard
slot assembly . . . . . . . . . . . . .97
2010 LCD front bezel . . . . . . . . . . 101
2020 Inverter card . . . . . . . . . . . 103
2030 Bluetooth daughter card (BDC-2) . . . . 104
2040 Wireless WAN antenna cable (MAIN) or
wireless LAN 3rd antenna cable . . . . . . 106
2050 Integrated camera . . . . . . . . . 108
2060 LCD panel, LCD cable, and hinges . . . 109
2070 LCD rear cover and wireless LAN antenna
cables . . . . . . . . . . . . . . .112
Locations . . . . . . . . . . . . . . .117
Front view . . . . . . . . . . . . .117
Rear view . . . . . . . . . . . . .118
Bottom view . . . . . . . . . . . . .118
Parts list . . . . . . . . . . . . . . .119
Overall . . . . . . . . . . . . . .119
LCD FRUs . . . . . . . . . . . . . 138
Keyboard . . . . . . . . . . . . . . 154
Recovery discs . . . . . . . . . . . . 155
Miscellaneous parts . . . . . . . . . . 159
AC adapters . . . . . . . . . . . . . 161
Common parts list . . . . . . . . . . . 161
Notices . . . . . . . . . . . . . . . 163
Trademarks . . . . . . . . . . . . . . 164
© Copyright Lenovo 2006, 2007 iii