Chapter 4 75
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.
The successful beep defined as TWO long beeps, ONE short beep then ONE long beep and success code
is 00h.
Error Description Error code Error Beeps
BIOS File Size Mismat ch F1h 1 long, 1 short beeps
BIOS File Reading Error F2h 1 long, 1 short beeps
Model ID MIsmatch F3h 3 short beeps
Flash Memory Erase Er ror E1h 2 long, 1 short beeps
Flash Memory Programming Error
(include failure on com parison)
E2h 2 long, 2 short beeps
Floppy Drive Not Insta lled D1h 2 short beeps