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| Symptom / Error | FRU / Action |
|---|---|
| No beep, Power-on LED not lit, | 1. System Board |
| and a blank LCD during POST. | 2. DC/DC Card |
| (See 'Power Systems Checkout' | 3. Power source when failing |
| before replacing any FRUs.) | |
| No beep, Power-on LED lit, | 1. System Board |
| and a blank LCD during POST. | 2. Modem Card |
| (See 'Power Systems Checkout' | |
| before replacing any FRUs.) | |
| No beep during POST | 1. System Board (Speaker) |
| but computer runs OK. | |
| LCD screen unreadable or | 1. LCD Assembly |
| characters missing pels. | 2. System Board |
| One or more keys do not work. | 1. Keyboard |
| 2. System Board | |
| Computer does not respond | 1. Pen |
| to Pen input. | 2. LCD Assembly |
| 3. System Board | |
| LCD backlight not functioning. | 1. Inverter Card |
| 2. LCD Assembly | |
| 3. Switch and LED Card | |
| 4. System Board | |
| LCD backlight intensity | 1. LCD Assembly |
| not adjustable. | 2. Switch and LED Card |
| 3. System Board | |
| LCD contrast not adjustable. | 1. LCD Assembly |
| 2. System Board | |
| 3. Switch and LED Card | |
| System hang or intermittent hang. | 1. Press Reset Button |
| (See 'Undetermined Problems' | 2. System Board |
| before replacing any FRUs.) | 3. Operating System |
| The computer does | 1. System Board |
| not suspend or resume. | |
| The computer does | 1. Press Reset Button |
| not power off. | 2. System Board |
| Real-time clock inaccurate. | 1. Backup Battery |
| 2. System Board | |
| Printer problems. | 1. System Board |
| (See 'Printer checkout') | 2. Parallel Port Device Cable |
| Serial or parallel port | 1. Device |
| device problems. | 2. Device Cable |
| 3. System Board | |
| LED incorrectly remains off, | 1. Switch and LED Card |
| but computer runs OK. | 2. System Board |
| Internal modem card does | 1. Verify that the setup data defined |
| not communicate with a | by the communication software is |
| modem or FAX. | suitable for the communication. |
| 2. Modem Card |
If the problem remains, see 'Undetermined Problems'.
Please see the LEGAL - Trademark notice.
Feel free - send a 
for any BUG on this page found - Thank you.