IBM 8128 Computer Hardware User Manual


 
POST Error Code FRU/Action
201, 20X
Memory data error
1. Run Enhanced Diagnostics Memory
Test
2. Memory Module
3. System Board
225
1. Unsupported Memory
229
External cache test error
1. L2 Cache Memory
2. System Board
262
POST detected a base memory or extended
memory type error
1. Run Setup. Check System Summary
menu for memory. (See Chapter 5, “IBM
Setup Utility program,” on page 19.)
2. Run the Extended Memory Diagnostic
tests.
301 Keyboard Error
1. Keyboard
2. Keyboard Cable
3. System Board
303
With an 8603 error
1. Mouse
2. Keyboard
3. Keyboard Cable
4. System Board
303
With no 8603 error
1. Keyboard
2. Keyboard Cable
3. System Board
3XX
Not listed above
1. Keyboard
2. Keyboard Cable
3. System Board
5XX
1. Video Adapter (if installed)
2. System Board
601
1. Diskette Drive A
2. Diskette Drive Cable
3. System Board
4. Riser card
602
1. Bad Diskette?
2. Verify Diskette and retry
604
And able to ru n diagnostics
1. Run Setup and verify diskette
configuration settings
2. Diskette Drive A/B
3. Diskette Drive Cable
4. System Board
5. Riser card
605
POST cannot unlock the diskette drive
1. Diskette Drive
2. Diskette Drive Cable
3. System Board
4. Riser card
Chapter 7. Symptom-to-FRU Index 95