Contents
Main
Page
Preface
iii
Page
Contents
v
vi
ThinkPad R30/R31 Hardware Maintenance Manual
Introduction Important Service Information
FRU Replacement Strategy
Hard Disk Drive Replacement Strategy
How to Use Error Messages
Drive and Diskette Compatibility Matrix
Page
4
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6
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8
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10
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12
Safety Information
General Safety
Electrical Safety
14
Safety Inspection Guide
Handling Electrostatic Discharge-Sensitive Devices
16
Grounding Requirements
Laser Compliance Statement
18
Page
Page
Read this first
What to do first
22
FRU replacement notices
LCD replacement notice
Screw notices
System board/LCD/Inverter replacement notice
Restoring the LCD panel ID
24
Thermal Sensor
UUID
Related service information
Power button as reset switch
26
Running a low-level format
Service Web site
Power-on passwords
Supervisor password
Removing the power-on password
Hard disk password
Power management features
28
Standby mode
Display off mode
Hibernation mode
Fn key combinations
Product recovery program
30
Restoring the Pre-installed Software
Creating the Service Partition
Creating a Recovery Repair diskette
32
Flash BIOS
Checkout guide
Testing the computer
34
Related service information
Hardware Info:
Utility:
Power systems checkout
36
Checking the AC Adapter
Checking operational charging
Checking the Battery ASM
38
Page
Symptom-to-FRU Index
Numeric Error Codes and Messages
40
MT 2656, 2657, 2676 41
42
Beep Symptoms
MT 2656, 2657, 2676 43
LCD-Related Symptoms
44
Keyboard/TrackPoint-Related Symptoms
Indicator-Related Symptoms
MT 2656, 2657, 2676 45
Power-Related Symptoms
Memory-Related Symptom
Audio-Related Symptoms
46
PC Card (PCMCIA)-Related Symptoms
Power Management-Related Symptoms
Peripheral-Device-Related Symptoms
MT 2656, 2657, 2676 47
Modem-Related Symptom
Operating System-Related Symptom
48
Intermittent Problems
Undetermined Problems
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MT 2656, 2657, 2676 51
52
meaning of each icon:
MT 2656, 2657, 2676 53
54
MT 2656, 2657, 2676 55
56
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58
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68
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1120 Speaker
1140 CPU spring
70
1150 Fan assembly
1160 System board
72
Page
1180 Modem Card (without Combo card)
74
Page
76
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Page
80
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Page
Page
1. Docking connector 2. Memory slot door
84
Page
SW3
86
Page
88
MT 2656, 2657, 2676 89
Page
MT 2656, 2657, 2676 91
Page
MT 2656, 2657, 2676 93
AC adapter:
94
Page
96
MT 2656, 2657, 2676 97
98
Ultrabay devices:
MT 2656, 2657, 2676 99
ThinkPad R31 Part I
100
Page
102
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104
MT 2656, 2657, 2676 105
106
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108
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112
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114
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116
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120
1130 Fan assembly
Page
1140 CPU assembly
1150 System board
1160 Speaker
124
Page
1180 Modem Card (without Combo card)
126
Page
128
Page
Page
Page
132
Page
Page
Page
1. Battery pack 2. Mini-PCI Card slot door
136
Page
138
Page
140
MT 2656, 2657, 2676 141
142
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Page
MT 2656, 2657, 2676 145
146
MT 2656, 2657, 2676 147
148
MT 2656, 2657, 2676 149
150
MT 2656, 2657, 2676 151
152
MT 2656, 2657, 2676 153
154
Page
ThinkPad R31 Part II
156
MT 2656, 2657, 2676 157
158
MT 2656, 2657, 2676 159
160
MT 2656, 2657, 2676 161
162
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164
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Page
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Page
170
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Page
174
Page
1130 Fan assembly
176
Page
1140 CPU assembly
1150 System board
178
Page
1160 Speaker
180
1180 Modem Card (without Combo card)
182
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Page
Page
Page
Page
188
Page
Page
1. Battery pack 2. Mini-PCI Card slot door MT 2656, 2657, 2676 191
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MT 2656, 2657, 2676 193
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MT 2656, 2657, 2676 195
196
MT 2656, 2657, 2676 197
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MT 2656, 2657, 2676 199
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MT 2656, 2657, 2676 201
202
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For 2pin power cords:
204
Recovery CD List:
MT 2656, 2657, 2676 205
206
Ultrabay devices:
MT 2656, 2657, 2676 207
ThinkPad R31 Part III
208
MT 2656, 2657, 2676 209
210
MT 2656, 2657, 2676 211
212
MT 2656, 2657, 2676 213
Page
MT 2656, 2657, 2676 215
216
MT 2656, 2657, 2676 217
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220
MT 2656, 2657, 2676 221
222
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Recovery CD List:
224
MT 2656, 2657, 2676 225
226
Page
Notices
228
Trademarks
