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Mnemonic Code
POST_BEEP_GATEA20
POST_BEEP_DMA
POST_BEEP_VIDEO
POST_BEEP_KEYBOARD
POST_BEEP_SHUTDOWN
POST_BEEP_CACHE
POST_BEEP_BOARD
POST_BEEP_LOWMEM
POST_BEEP_EXTMEM
POST_BEEP_CMOS
POST_BEEP_ADDRESS_LINE
POST_BEEP_DATA_LINE
POST_BEEP_INTERRUPT
POST_BEEP_PASSWORD
Appendix B: Flash BIOS
Beep
Description of
Count
6
Gate A20 test failed.
7
DMA page/base register
test failed.
8
Video controller test
failed.
9
Keyboard test failed.
10
CMOS shutdown
register test failed.
11
External cache test
failed.
12
General board
initialization failed.
13
Exhaustive low memory
test failed.
14
Exhaustive extended
memory test failed.
15
CMOS restart byte test
failed.
16
Address line test failed.
17
Data line test failed.
18
Interrupt controller test
failed.
1
Incorrect password used
to access SETUP.
Problem
53
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