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2.3 POST Error Messages
If the system is not functioning well enough to run POST, or if the display is not functioning well enough to show POST error messages, refer to the Troubleshooting tables in Section 2.5.
If POST detects an error, one of the following events occurs:
■A message with the prefix "WARNING" appears, informing you where the error occurred. The system pauses until you press F1 to continue.
■A message with the prefix "FATAL" appears, informing you where the error occurred. After the message, the system emits a series of beeps, then stops.
■The system emits a series of beeps, then stops.
Warning messages indicate that a potential problem, such as a system configuration error, exists. When F1 is pressed, the system should resume. You should be able to correct problems that produce WARNING messages.
If you receive one of the error messages listed below, follow the recommended action.
Table
Warning Messages
Message | Description | Recommended Action |
CMOS checksum invalid, run | CMOS RAM information has | Run Computer Setup to |
SCU | been corrupted. | reinitialize |
CMOS failure, run SCU | CMOS RAM has lost power. | Run Computer Setup to |
|
| reinitialize |
Diskette controller error | The diskette drive | If there is no diskette drive in |
| controller failed to respond | the system, run Computer Setup |
| to the recalibrate | to properly configure the CMOS- |
| command. | RAM to show no diskette drive |
|
| present. If the problem persists, |
|
| or if a diskette drive is present, |
|
| complete these steps until the |
|
| problems is solved: |
|
| 1. Check diskette drive |
|
| connections. |
|
| 2. Replace diskette drive. |
|
| 3. Replace system board. |
Diskette track 0 failed | The diskette drive cannot | Try another diskette. If the |
| read track 0 of the | problem persists, you may need |
| diskette in the drive. | to replace the diskette drive. |
|
| Continued |