Boot Block Update Function Error Beep Definition
If any error occurred during boot block update process, the system will issue specific error beeps and accompanied with an error code to port 80h to indicate the error type. Below is the error codes/error beeps list.
Error Description | Error code | Error Beeps |
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BIOS File Size Mismatch | F1h | 1 long, 1 short beeps |
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BIOS File Reading Error | F2h | 1 long, 1 short beeps |
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Model ID MIsmatch | F3h | 3 short beeps |
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Flash Memory Erase Error | E1h | 2 long, 1 short beeps |
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Flash Memory Programming Error | E2h | 2 long, 2 short beeps |
(include failure on comparison) |
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Floppy Drive Not Installed | D1h | 2 short beeps |
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The successful beep defined as TWO long beeps, ONE short beep then ONE long beep and success code is 00h.
Chapter 4 | 75 |
