IBM 755X (9545) 사용자 설명서
ThinkPad 755CE, 755CSE, 755CV,
755CX (9545)
755CX (9545)
General Checkout . . . . . . . . . . . . . . . .
393
Memory Checkout . . . . . . . . . . . . . .
393
System Board and Processor Card Checkout
.
395
Keyboard/Auxiliary Input Device Checkout
. . .
396
TrackPoint III Checkout
. . . . . . . . . . .
396
Diskette Drive Test
. . . . . . . . . . . . .
397
Power Systems Checkout
. . . . . . . . . .
398
Power Management Features
. . . . . . . .
405
Symptom-to-FRU Index . . . . . . . . . . . . .
408
Numeric Error Codes
. . . . . . . . . . . . .
408
FRU Codes . . . . . . . . . . . . . . . . .
411
Beep Symptoms . . . . . . . . . . . . . . .
412
No Beep Symptoms
. . . . . . . . . . . . .
413
LCD Related Symptoms
. . . . . . . . . . .
413
Model 755CV Symptoms
. . . . . . . . . . .
414
Keyboard/TrackPoint III Related Symptoms
. .
416
Indicator Related Symptoms
. . . . . . . . .
416
Power Related Symptoms
. . . . . . . . . .
416
Function/Audio Related Symptoms
. . . . . .
417
Peripheral Device Related Symptoms
. . . . .
417
Infrared Related Symptoms
. . . . . . . . . .
418
Other Symptoms . . . . . . . . . . . . . . .
418
Intermittent Problems
. . . . . . . . . . . .
418
Undetermined Problems . . . . . . . . . . .
419
Related Service Procedures
. . . . . . . . . . .
420
Status Indicators . . . . . . . . . . . . . . .
420
How to Run the Diagnostics
. . . . . . . . .
421
Error Log . . . . . . . . . . . . . . . . . .
421
Reset Pushbutton . . . . . . . . . . . . . .
422
Checking the Installed Devices List
. . . . . .
422
Password Combinations . . . . . . . . . . .
422
How to Run the Low Level Format
. . . . . .
423
PC Test Card LED
. . . . . . . . . . . . . .
423
Fn Key Combinations
. . . . . . . . . . . .
423
How To Run the Keyboard Diagnostics
. . . .
424
Product Overview . . . . . . . . . . . . . . . .
424
FRU Removals and Replacements
. . . . . . . .
426
1010 Rear Connector Door
. . . . . . . . .
427
1015 Foot
. . . . . . . . . . . . . . . . .
427
1020 Battery Pack
. . . . . . . . . . . . .
428
1030 Diskette Drive . . . . . . . . . . . . .
429
1040 Hard Disk Drive
. . . . . . . . . . . .
430
1050 IC DRAM Card or DIMM Adapter
. . . .
431
1070 Diskette Drive Bezel
. . . . . . . . . .
434
1080 Keyboard Unit . . . . . . . . . . . . .
435
1090 Status Indicator . . . . . . . . . . . .
437
1100 Standby Battery and Front IR
. . . . . .
438
1110 Backup Battery
. . . . . . . . . . . .
439
1115 Logic Assembly . . . . . . . . . . . .
440
1120 Shield Assembly . . . . . . . . . . . .
442
Copyright IBM Corp. 1995
391