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BIOS PostCodes
ALR
AST
DTK
HP
IBM
NCR

Intel Motherboards:
T440BX
VC820

Faraday A-Tease BIOS Post Codes:

01 CPU test failed
02 BIOS ROM checksum test failed
03 CMOS shutdown byte failed
04 Testing DMA page register
05 Testing system timer, programmable interrupt timer
06 Testing system refresh
07 testing system refresh
08 Testing lower 128KB of RAM
09 Testing video controller
0A Testing RAM 128KB to 640KB
0B Testing DMA controller #1
0C Testing DMA controller #2
0D Testing interrupt controller #1
0E Testing interrupt controler #2
0F Testing control port
10 Testing parity
11 Testing CMOS RAM checksum
12 Testing for manufacturing-mode jumper
13 Configure interrupt vectors
14 Testing the keyboard
15 Configuring parallel ports
16 Configuring serial ports
17 Configuring lower 640KB RAM
18 Configuring RAM above 1MB
19 Configuring keyboard
1A Configuring floppy drive
1B Configuring hard-disk drive
1C Configuing game-port adapter
1D Testing and initializing math co-processor
1E Checking CMOS real time clock
1F Calculate and verify CMOS RAM checksum
21 Initialize PROM drivers
22 Test parallel-port loopback
23 Test serial-port loopback
24 Test CMOS real time clock
25 Test the CMOS shutdown
26 Test memory above 1MB
80 Error...divide overflow
81 Error...single step fault
82 Error...NMI stuck on error
83 Error...breakpoint fault
84 Error...Int. 0 detect fault
85 Error...bound error
86 Error...Invalid opcode (BIOS or CPU fault)
87 Error...processor extension not available
88 Error...double-exception error
89 Error...processor extended-segment error
8A Error...invalid task state segment
8B Error...needed segement not present
8C Error...stack segment not present
8D Error...general-protection error
8E Error...general-protection error
8F Error...general-protection error
90 Error...processor-extension error
91-FF Error...spurious interrupts
F3 Error...CPU protected-mode fault
F9 Error...virtual-block move error

All information has been gathered with permission of the respective BIOS providers. Although Bios Central has used reasonable effort to ensure accuracy we are unable to verify all codes posted. Use at your own risk. Bios Central, or any person associated with Bios Central takes no responsibility for any dmage resulting from the use of this information.


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