Table Of Contents - Lenovo MT 1871 Hardware Maintenance Manual

Contents
About this manual
Introduction
Important service information .
Strategy for replacing FRUs .
How to use error messages .
Diskette compatibility matrix .
Safety notices: multilingual translations .
Safety information .
General safety .
Electrical safety
Safety inspection guide .
Handling devices that are sensitive to electrostatic
discharge
Grounding requirements .
Laser compliance statement .
General descriptions
Read this first .
What to do first
Related service information .
Service Web site .
Restoring the pre-installed system .
Passwords .
Power management .
Checkout guide
Testing the computer .
Detecting system information with PC-Doctor .
Power system checkout .
ThinkPad R50/R50p and R51 Series .
Product overview .
Specifications .
Status indicators .
FRU tests .
Fn key combinations .
Symptom-to-FRU index .
Numeric error codes .
Error messages
Beep symptoms .
No-beep symptoms .
LCD-related symptoms .
Intermittent problems .
Undetermined problems .
FRU replacement notices
Screw notices .
Retaining serial numbers .
Removing and replacing a FRU .
1010 Battery pack .
1020 Ultrabay Enhanced device
© Lenovo 2005. Portions © IBM Corp. 2005.
. .
. . . .
. .
. .
. .
. . .
.
. . .
. .
.
. . .
. . .
. .
. .
.
. . .
. .
.
. .
.
. . . .
. . . .
. . .
. .
. .
. . .
. . . .
. . . .
. . . .
. . .
. . . .
. . .
. . .
. . . .
. . . .
. . . .
. . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . .
. . . .
. . .
. . . .
. . . .
. . .
. .
. . . .
.
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
.
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. . . .
. 1
. 3
. 3
. 3
. 4
. 4
. 4
. 16
. 16
. 17
. 19
. 20
. 21
. 22
. 25
. 25
. 25
. 27
. 27
. 27
. 28
. 32
. 34
. 34
. 37
. 37
. 41
. 43
. 43
. 48
. 50
. 52
. 54
. 54
. 58
. 59
. 59
. 60
. 61
. 61
. 62
. 62
. 63
. 66
. 67
. 68
iii