050 (continued)
Go to Step 054.
051
– Power off the system unit and wait 10 seconds.
– Unplug the remote LED connector from the system board.
– Power on the system unit with the Advanced Diagnostics diskette in drive
A.
– Select the Hard Disk Drive test.
– 386SX (72-pin memory SIMM) system boards:
While running the Seek test, check for
+
5 V dc between J13 pin 4 on the
system board and frame ground.
– 486SX and 486DX (30-pin memory SIMM) system boards:
While running the Seek test, check for
+
5 V dc between J11 pin 5 on the
system board and frame ground.
– 486SX, 486DX, or 486DX2 (72-pin memory SIMM) system boards:
While running the Seek test, check for 0 V dc when the drive is running
and
+
5 V dc when it is idle (not running).
IS THE VOLTAGE READING CORRECT?
Yes No
052
Replace the system board.
053
Replace the LED cable.
054
(From steps 023, 038, and 050)
(Step 054 continues)
Diagnostic Information
2-89
Содержание PS/1
Страница 1: ...M achine Types 2133 2155 and 2168...
Страница 2: ......
Страница 3: ...M achine Types 2133 2155 and 2168...
Страница 8: ...Index X 1 vi...
Страница 14: ...xii...
Страница 38: ...1 24...
Страница 40: ...Notes 2 2...
Страница 67: ...Notes Diagnostic Information 2 29...
Страница 95: ...Notes Diagnostic Information 2 57...
Страница 112: ...MAP 1100 continued 003 continued Replace the system board 2 74...
Страница 116: ...MAP 1200 continued 009 Replace the serial port adapter card 2 78...
Страница 134: ...Notes 2 96...
Страница 170: ...3 12...
Страница 173: ...Figure 4 4 170MB and 211MB Drives 2 Jumper Block Figure 4 5 170MB 253MB and 340MB Drives Repair Information 4 3...
Страница 175: ...1005 Cover Cover release Latch Repair Information 4 5...
Страница 178: ...Front View Alignment Slot 5 25 inch Diskette Drive Right DASD Bracket Signal Cable Power Cable Right DASD Bracket 4 8...
Страница 185: ...1045 Riser Card Adapter Card 1035 Left DASD Support Bracket 1010 Repair Information 4 15...
Страница 199: ...2005 Cover Unscrew the two screws behind the front handle Figure 4 19 Cover Removal Rear View Repair Information 4 29...
Страница 200: ...Figure 4 20 Pull Out on the Cover 4 30...
Страница 250: ...5 32...
Страница 252: ...6 2...
Страница 255: ...Catalog Section Parts Catalog 7 3...
Страница 256: ...Assembly 1 Machine Types 2133 and 2155 System Unit Exterior 3 1 2 7 4...
Страница 258: ...Assembly 2 Machine Types 2133 and 2155 System Unit Interior 1 2 3 4 5 6 7 8 11 12 12 10 7 6...
Страница 261: ...12 93F0041 1 Packet Mounting Screws Parts Catalog 7 9...
Страница 262: ...Assembly 3 Machine Type 2168 System Unit Exterior 2 1 7 10...
Страница 264: ...Assembly 4 Machine Type 2168 System Unit Interior 6 7 5 8 9 10 4 2 11 12 13 16 3 21 23 19 18 17 14 15 1 7 12...
Страница 267: ...Parts Catalog 7 15...
Страница 268: ...Assembly 5 Diskette and Hard Disk Drives All Machine Types 1 2 3 4 4 4 4 4 7 16...
Страница 273: ...Parts Catalog 7 21...
Страница 274: ...Assembly 7 Keyboard and Mouse All Machine Types 1 2 7 22...
Страница 284: ...Part Asm Number Index Page 93F2397 2 1 7 7 93F2398 2 1 7 7 93F2399 2 1 7 7 8 4...
Страница 290: ...This page left blank intentionally A 6...
Страница 296: ...This page left blank intentionally A 12...
Страница 298: ...This page left blank intentionally A 14...
Страница 304: ...IBM Part Number 63G2028 IBM United Kingdom PO Box 41 North Harbour Portsmouth PO6 3AU England...