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Miscellaneous Error Symptoms
| Error Symptom | FRU/Action |
|---|---|
| Changing colors | 1. Display |
| Computer will not power-off | 1. Power Switch |
| See 'Power Supply' | 2. System Board |
| Dead computer | 1. Power Switch |
| See 'Power Supply' | 2. Power Supply |
| 3. System Board | |
| Diskette drive in-use light | 1. Diskette Drive |
| remains on or does not light | 2. System Board |
| when drive is active. | 3. Diskette Drive Cable |
| Flashing cursor with an | 1. System Board |
| otherwise blank display | 2. Primary Hard Disk Drive |
| 3. Hard Disk Drive Cable | |
| Incorrect memory size | 1. Run the Memory tests |
| during POST | 2. Memory Module |
| 3. System Board | |
| 'Insert a Diskette' icon appears | 1. Diskette Drive |
| with a known-good diagnostic | 2. System Board |
| diskette in the first 3.5-inch | 3. Diskette Drive Cable |
| diskette drive. | 4. Network Adapter |
| Intensity or color varies from | 1. Display |
| left to right of characters | 2. System Board |
| and color bars. | |
| No power, or fan not running. | 1. See Power Supply |
| Nonsystem disk or disk | 1. Diskette Drive |
| error-type message with a | 2. System Board |
| known-good diagnostic diskette. | 3. Diskette Drive Cable |
| Other display symptoms not | 1. See Display |
| listed above (including blank | 2. System Board |
| or illegible display). | 3. Display |
| Power-on indicator or hard | 1. Power Supply |
| disk drive in-use light | 2. System Board |
| not on, but computer works | 3. LED Cables |
| correctly. | |
| Printer problems | 1. See Printer |
| Program loads from the | 1. Run Setup |
| hard disk with a known-good | 2. Diskette Drive |
| diagnostics diskette in the | 3. Diskette Drive Cable |
| first 3.5-inch diskette drive. | 4. System Board |
| 5. Power Supply | |
| Serial or parallel port device | 1. External Device Self-Test OK ? |
| failure (system board port) | 2. External Device |
| 3. Cable | |
| 4. System Board | |
| Serial or parallel port device | 1. External Device Self-Test OK ? |
| failure (adapter port) | 2. External Device |
| 3. Cable | |
| 4. Alternate Adapter | |
| 5. System Board | |
| 6. Riser Card | |
| Some or all keys on the | 1. Keyboard |
| keyboard do not work | 2. Keyboard Cable |
| 3. System Board | |
| CMOS Backup Battery inaccurate | 1. CMOS Backup Battery |
| 2. System Board |
Please see the LEGAL - Trademark notice.
Feel free - send a 
for any BUG on this page found - Thank you.