book.book Page 82 Tuesday, November 27, 2007 10:29 AM
Code
3-2-4
3-3-1
3-3-2
3-3-4
3-4-1
3-4-2
3-4-3
4-2-1
4-2-2
4-2-3
4-2-4
4-3-1
4-3-3
4-3-4
4-4-1
4-4-2
4-4-3
4-4-4
82
Troubleshooting
Cause
Keyboard Controller Test failure
NVRAM power loss
Invalid NVRAM configuration
Video Memory Test failure
Screen initialization failure
Screen retrace failure
Search for video ROM failure
No timer tick
Shutdown failure
Gate A20 failure
Unexpected interrupt in protected mode
Memory failure above address 0FFFFh
Timer-chip counter 2 failure
Time-of-day clock stopped
Serial or parallel port test failure
Failure to decompress code to shadowed memory
Math-coprocessor test failure
Cache test failure