052 (continued)
DOES THE SYSTEM BOARD HAVE EIGHT 30-PIN MEMORY SIMMS
INSTALLED?
Yes No
053
Go to Step 056.
054
– Power off the system unit.
– Remove one bank of four SIMM cards.
– Power on the system unit.
IS THE SCREEN DARK?
Yes No
055
Swap SIMM cards one at a time with a known good SIMM card until
the symptom goes away. Replace the failing SIMM card.
Note: You could have an unsupported SIMM card installed.
056
(From step 053)
IS YOUR SYSTEM BOARD A 486SX WITH 30-PIN MEMORY SIMMS, AND
DOES IT HAVE VIDEO RAM INSTALLED IN SOCKET LOCATIONS U31,
U36, AND U37 (FOR LEVEL 1) OR U29, U30, U31, AND U32 (FOR LEVEL
2)?
See the “System Board Layouts” on pages 5-2 through 5-13.
Yes No
057
(Step 057 continues)
Diagnostic Information
2-107
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...