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IBM
Laptop
N51 Series
IBM N51 Series
503 pages
Manual
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Power
Supply
.1/
Power
Supply
Connector
(CN25)
.2/
Power
Supply
Connector
(CN56)
.3/
SCSI
Power
Supply
Connector
(4-pin)
.4/
Power
Supply
Connector
(reserved)
.5/
Power
Supply
Connector
(CN26)
456
IBM
Mobile
Systems
HMM
-
Volume
1
467
469
Table of Contents
Main Page
Hardware Maintenance Manual
1
About This Manual
5
Related Publications
6
Related Diskettes
7
Contents
9
Important Service Information
16
Model L40 SX (8543)
35
General Checkout
36
Memory Checkout
37
Power Systems Checkout
39
Symptom-to-FRU Index
44
Undetermined Problem
48
Related Service Procedures
49
Checking Installed Devices
49
Power-on Password
49
How to Run Advanced Diagnostics
49
Product Overview
50
FRU Removals and Replacements
51
Locations
54
System Board
54
Parts Listing
55
Options and Adapters
57
Model N45SL (2614)
59
General Checkout
60
Symptom-to-FRU Index
65
Undetermined Problem
74
Related Service Procedures
75
Power-on Password
75
Status Indicators
75
How to Run Advanced Diagnostics
75
Running PREP
76
Updating Flash Memory
77
Product Overview
78
FRU Removals and Replacements
79
Locations
82
Parts Listing
83
Model N51 (8551)
85
General Checkout
86
Memory Checkout
89
Power Systems Checkout
90
Symptom-to-FRU Index
99
Numeric Error Codes
99
Beep Symptoms
103
Miscellaneous Symptoms
103
Undetermined Problem
106
Related Service Procedures
107
Checking Installed Devices
107
Power-on Password
108
How to Run the Advanced Diagnostics
108
Hard Disk Partition
108
Restoring the Partition
109
Setting System Configuration
109
Product Overview (N51 SX)
110
Product Overview (N51 SLC)
110
FRU Removals and Replacements
111
Locations
115
Parts Listing
117
Model CL57 (8554)
123
General Checkout
124
Memory Checkout
127
Power Systems Checkout
129
Symptom-to-FRU Index
134
Numeric Error Codes
135
Beep Symptoms
139
Miscellaneous Symptoms
139
Undetermined Problem
142
Related Service Procedures
143
Checking Installed Devices
143
Power-on Password
144
How to Run the Advanced Diagnostics
144
Hard Disk Partition
144
Restoring the Partition
145
CL57 LCD FRU Replacement Notice
145
Product Overview
146
FRU Removals and Replacements
147
Locations
152
Parts Listing
153
Model P70 and P75 (8573)
157
General Checkout
158
Memory Checkout
161
Power Systems Checkout
162
Symptom-to-FRU Index
163
Undetermined Problem
168
Related Service Procedures
169
Checking Installed Devices
169
SCSI Devices
169
Enable and Disable Settings
170
How to Run Advanced Diagnostics
170
Power-on Password
171
Product Overview (P70)
172
Product Overview (P75)
172
FRU Removals and Replacements
173
Locations
182
Parts Listing (P70)
184
Parts Listing (P75)
190
ThinkPad 300 (2615)
195
General Checkout
196
Symptom-to-FRU Index
197
Numeric Error Codes
197
Miscellaneous Symptoms
202
Failed Device to FRU Index
204
Related Service Procedures
205
Status Indicators
205
Power-On Password
206
How to Run Advanced Diagnostics
206
Using the Advanced Utilities
206
Read LAN ID
206
Set LAN ID
206
PREP — Hard Disk Low Level Format
206
BIOS Update Procedure
207
Product Overview
208
FRU Removals and Replacements
209
Locations
212
System Board
212
Parts Listing
213
ThinkPad 350, PS/Note 425 (2618)
217
General Checkout
218
Memory Checkout
219
Power Systems Checkout
221
Power Management Features
221
Symptom-to-FRU Index
223
Numeric Error Codes
223
Beep Symptoms
224
Miscellaneous Symptoms
225
Undetermined Problems
226
Related Service Procedures
227
Status Indicators
227
PC Test Card LED
227
Power-On Password
228
Power-On Self Test (POST)
228
Advanced Diagnostics Diskette
228
Loading the Diagnostics Diskette
228
How to Run the Diagnostics
229
Formatting the Hard Disk Drive
229
Error Log
229
Checking the Installed Devices List
230
Product Overview
232
FRU Removals and Replacements
233
Locations
237
System Board
237
Parts Listing
238
ThinkPad 500 (2603)
243
General Checkout
244
Memory Checkout
245
Power Systems Checkout
247
Power Management Features
248
Symptom-to-FRU Index
249
Numeric Error Codes
249
Beep Symptoms
250
Miscellaneous Symptoms
250
Undetermined Problems
251
Related Service Procedures
252
Status Indicators
252
PC Test Card LED
252
Power-On Password
252
Checking the Installed Devices List
253
Power-On Self Test (POST)
253
Advanced Diagnostics Diskette
254
Loading the Diagnostics Diskette
254
Formatting the Hard Disk Drive
254
Error Log
255
Setup Options
256
Starting Setup
256
Utilities
257
Product Overview
259
FRU Removals and Replacements
260
Locations
263
Front View
263
System Board
264
Parts Listing
265
ThinkPad 510 (2604)
269
General Checkout
270
Memory Checkout
272
Power Systems Checkout
274
Power Management Features
275
Symptom-to-FRU Index
276
Numeric Error Codes
276
Beep Symptoms
277
Miscellaneous Symptoms
277
Undetermined Problems
279
Related Service Procedures
280
Status Indicators
280
PCMCIA Test Card
280
Power-On Password Override
280
Checking the Installed Devices List
281
Power-On Self Test (POST)
281
Advanced Diagnostics Diskette
282
Loading the Diagnostics
282
Formatting the Hard Disk Drive
283
Restoring the TP 510 System Files
283
Error Log
283
Setup Options
285
Starting Setup
285
Utilities
285
Product Overview
287
FRU Removals and Replacements
288
Locations
292
System Board Connectors
293
Parts Listing
294
ThinkPad 710T (2523)
297
General Checkout
298
Memory Checkout
302
Power Systems Checkout
302
Power Management System
307
Symptom-to-FRU Index
308
Numeric Error Codes
308
FRU Codes
310
Beep Symptoms
311
Miscellaneous Symptoms
312
Undetermined Problems
313
Related Service Procedures
314
Power-On Password
314
Reset Button
314
Checking the Installed Devices List
314
ThinkPad File (TPF) Card
314
IC Card Controller
314
Product Overview
314
FRU Removals and Replacements
316
ThinkPad 710T Exploded View
318
Locations
319
System Top View
319
System Board Connector (Top View)
320
Parts Listing
322
Expansion Unit (3550)
327
General Checkout (3550-001)
328
General Checkout (3550-002)
334
Power Systems Checkout
339
Symptom-to-FRU Index
341
Numeric Error Codes
341
Miscellaneous Symptoms
344
Undetermined Problem
345
Related Service Procedures
346
Checking the Installed Devices List
346
Automatic Configuration
347
Missing SCSI Device
347
Missing Non-SCSI device
347
Locations
348
System Board
348
Parts Listing
349
Dock I (3545)
351
General Preparation
352
General Checkout
353
Power Systems Checkout
358
Display Problems (AD/VC Adapter)
362
Symptom-to-FRU Index
363
Numeric Error Codes
364
Miscellaneous Symptoms
365
Display Symptoms (AD/VC Adapter)
367
FRU Codes
368
Undetermined Problem
369
Related Service Procedures
370
Status Indicators
370
Checking the Installed Devices List
370
Security
371
How to Run the Diagnostics
371
SCSI Diagnostics (Dock I)
374
Selecting a SCSI Device Test
376
Product Overview
378
FRU Removals and Replacements
379
1010 Bottom Cover
380
1020 Video Cable Cover
380
1030 Blank Bezel
381
1040 LED Assembly
382
1050 Buzzer
382
1060 Key Lock Assembly
383
1070 Security Feature
383
1080 Main Board
385
1090 Speaker
387
1100 Audio Card
388
1110 Power Supply Unit
389
1120 I/O Card
391
Locations
392
Parts Listing
398
Dock II (3546)
401
General Checkout
402
Checking the Installed Devices
409
Power Supply
410
Printer
413
External Display
414
External Keyboard
416
How To Run the Diagnostics
417
Running Diagnostics
422
Symptom-to-FRU Index
428
Miscellaneous Symptoms
429
Numeric Error Codes
430
FRU Codes
431
Undetermined Problems
433
Product Overview
434
Security
434
Main Card
435
Riser Card
437
Power Supply
438
Specifications
439
FRU Removals and Replacements
440
1010 Main Cabinet Group
441
1020 Audio Card
443
1030 Power Supply Unit
444
1040 Riser Card
448
1050 Main Card
449
1060 Keylock Assembly
451
1070 Micro Switch Group
452
1080 Solenoid Group
453
1090 Tray Unit Group
454
1100 Blank Cover Group
456
1110 Speaker and Speaker Cover
458
1120 Cable Group
460
Locations
462
Parts Listing
470
Special Tools
473
Common Devices Checkout
475
External Diskette Drive Test
476
External Display Self-Test
476
External Keyboard/Auxiliary Input Device Checkout
477
Fax/Modem Checkout
478
Printer Checkout
480
Port Replicator Checkout
481
TrackPoint II Checkout
482
TV Tuner
483
Identifying Names and Functions
483
Using the Front Panel
484
Troubleshooting
487
Common Parts Listing
489
Miscellaneous Information
495
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