9 POST Error Messages
This appendix lists the error messages and the various audible sequences that you may encounter during
The section includes some text messages that may be encountered during POST.
NOTE: The computer will beep once after a POST text message is displayed on the screen. Recommended actions in the following table are listed in the order in which they should be performed.
WARNING! When the computer is plugged into an AC power source, voltage is always applied to the system board. To reduce the risk of personal injury from electrical shock and/or hot surfaces, be sure to disconnect the power cord from the wall outlet and allow the internal system components to cool before touching.
Table
Control panel message | Description | Recommended action | |
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Default BIOS settings have been loaded due | BIOS has been updated or returned to | Press F10 to enter Computer Setup and | |
to BIOS update or checksum issue. Press | default settings. | configure the system or ignore the | |
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| |
<F10> to enter Setup. Otherwise, allow the |
| message and accept the default | |
PC to continue. |
| settings. | |
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ERROR: CPU Fan Has Failed. PC will | CPU fan is not connected or may have | 1. | Reseat the CPU fan. |
automatically power down in a few seconds. | malfunctioned. | 2. | Reseat the fan cable. |
Service PC immediately to prevent damage |
| 3. | Replace the CPU fan. |
to CPU. |
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ERROR: System Fan Has Failed. Service PC | System fan is not connected or may have | 1. | Reseat the system fan. |
to prevent damage to the system. Press F2 to | malfunctioned. | 2. | Reseat the fan cable. |
continue. |
| 3. | Replace the system fan. |
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| |
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| |
ERROR: Unsupported CPU installed. PC will | Recently installed CPU is not supported by | Install a CPU supported by your system. | |
automatically power down in a few seconds. | the system. |
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