| Symptom/Error |
FRU/Action |
| Blank screen |
1. Battery |
| |
2. AC Adapter |
| |
3. Memory Option |
| |
4. System Board |
| Display problems |
1. External Display, if installed |
| |
2. External Display Power Cord |
| |
3. LCD Assembly |
| LCD contrast not adjustable |
1. LCD Assembly |
| |
2. System Board |
| Keyboard problems |
1. Reseat cables |
| |
2. Keyboard |
| |
3. System Board |
| Mouse problems |
1. Reseat cable |
| |
2. Mouse |
| |
3. System Board |
| Diagnostic tests hang |
1. Battery |
| |
2. AC Adapter |
| |
3. Memory Option |
| |
4. System Board |
| Blinking cursor only |
1. Diskette Drive |
| |
2. System Board |
| No beep or continuous beeps. |
1. System Board |
| (See 'Power Systems Checkout' |
2. Memory Option |
| before replacing any FRUs.) |
|
| Diskette drive bypassed |
1. Reseat DASD/Serial Cable |
| |
2. Diskette Drive |
| Can't read diskette |
1. Diskette Drive |
| Hard disk problem |
1. Hard Disk |
| Printer problem |
1. Check Configuration |
| |
2. Parallel Port |
| |
3. System Board |
| Communication or plotter problem |
1. Check Configuration |
| |
2. Serial Port |
| |
3. PCMCIA Device |
| |
4. System Board |