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| Symptom/Error | FRU/Action |
|---|---|
| One long and one short beep | 1. Memory Option |
| Two long beeps, 3 short beeps, | 1. External Display, if installed |
| and a blank screen | 2. External Display Power Cord |
| 3. LCD Assembly | |
| 4. System Board | |
| Multiple short beeps | 1. Keyboard (stuck key) |
| One short beep | 1. External Display |
| with a display problem. | 2. Display Power Cord |
| (For external displays, see | 3. LCD Assembly |
| 'External Display Self-Test' | |
| before replacing FRUs.) | |
| One long and multiple short beeps | 1. External Display, if installed |
| 2. External Display Power Cord | |
| 3. LCD Assembly |
Please see the LEGAL - Trademark notice.
Feel free - send a 
for any BUG on this page found - Thank you.