IBM 370X (9545) Laptop User Manual


 
ThinkPad 755CD, 755CDV (9545)
General Checkout . . . . . . . . . . . . . . . . 317
Memory Checkout . . . . . . . . . . . . . . 317
System Board and Processor Card Checkout . 319
Keyboard/Auxiliary Input Device Checkout . . . 320
TrackPoint III Checkout ........... 320
Game Port Checkout ............. 321
Diskette Drive Test ............. 321
Power Systems Checkout .......... 322
Power Management Features ........ 328
Symptom-to-FRU Index . . . . . . . . . . . . . 331
Numeric Error Codes ............. 331
FRU Codes . . . . . . . . . . . . . . . . . 334
Beep Symptoms . . . . . . . . . . . . . . . 335
No Beep Symptoms ............. 336
LCD Related Symptoms ........... 336
Model 755CDV Symptoms .......... 337
Keyboard/TrackPoint III Related Symptoms . . 339
Indicator Related Symptoms ......... 339
Power Related Symptoms .......... 339
Function/Audio Related Symptoms ...... 340
Peripheral Device Related Symptoms ..... 341
Other Symptoms . . . . . . . . . . . . . . . 341
Infrared Related Symptoms .......... 342
Intermittent Problems . . . . . . . . . . . . 342
Undetermined Problems . . . . . . . . . . . 343
Related Service Procedures ........... 344
Status Indicators . . . . . . . . . . . . . . . 344
How to Run the Diagnostics ......... 345
Error Log . . . . . . . . . . . . . . . . . . 346
Reset Pushbutton . . . . . . . . . . . . . . 346
Checking the Installed Devices List ...... 346
Password Combinations (POP, HDP, PAP) . . 347
How to Run the Low Level Format ...... 347
PC Test Card LED .............. 347
Fn Key Combinations ............ 348
How To Run the Keyboard Diagnostics .... 348
Product Overview . . . . . . . . . . . . . . . . 349
FRU Removals and Replacements ........ 350
2010 Rear Connector Door ......... 351
2015 Foot . . . . . . . . . . . . . . . . . 351
2020 Battery Pack . . . . . . . . . . . . . 352
2030 CD-ROM/Diskette Drive ......... 353
2040 Hard Disk Drive ............ 354
2050 IC DRAM Card or DIMM Adapter .... 355
2060 Keyboard Spacer . . . . . . . . . . . 358
2080 Keyboard Unit . . . . . . . . . . . . . 359
2090 Status Indicator . . . . . . . . . . . . 362
2100 Standby Battery and Front IR ...... 363
2110 Backup Battery . . . . . . . . . . . . 364
2115 Logic Assembly . . . . . . . . . . . . 365
2120 Shield Assembly . . . . . . . . . . . . 367
Copyright IBM Corp. 1995 315