IBM N51 Series User Manual

ThinkPad 350, PS/Note 425 (2618)
General Checkout . . . . . . . . . . . . . . . . 206
Memory Checkout . . . . . . . . . . . . . . 207
Power Systems Checkout .......... 209
Power Management Features ........ 209
Symptom-to-FRU Index . . . . . . . . . . . . . 211
Numeric Error Codes ............. 211
Beep Symptoms . . . . . . . . . . . . . . . 212
Miscellaneous Symptoms . . . . . . . . . . 213
Undetermined Problems . . . . . . . . . . . 214
Related Service Procedures ........... 215
Status Indicators . . . . . . . . . . . . . . . 215
PC Test Card LED .............. 215
Power-On Password . . . . . . . . . . . . . 216
Power-On Self Test (POST) ......... 216
Advanced Diagnostics Diskette ........ 216
Loading the Diagnostics Diskette ....... 216
How to Run the Diagnostics ......... 217
Formatting the Hard Disk Drive ........ 217
Error Log . . . . . . . . . . . . . . . . . . 217
Checking the Installed Devices List ...... 218
Product Overview . . . . . . . . . . . . . . . . 220
FRU Removals and Replacements ........ 221
Locations . . . . . . . . . . . . . . . . . . . . 225
System Board . . . . . . . . . . . . . . . . 225
Parts Listing . . . . . . . . . . . . . . . . . . 226
 Copyright IBM Corp. 1995 205

IBM N51 Series Specifications

General

Brand	IBM
Model	N51 Series
Category	Laptop
Language	English