HP omnibook 4000 Service Manual
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3-1-2
Master DMA register test in progress or failure. Failure results
in a system halt.
in a system halt.
3-1-3
Master interrupt mask register test in progress or failure.
Failure results in a system halt.
Failure results in a system halt.
3-1-4
Slave interrupt mask register test in progress or failure.
Failure results in a system halt.
Failure results in a system halt.
3-2-4
Keyboard controller test in progress or failure. Failure results
in a system halt.
in a system halt.
3-3-4
Screen memory test in progress or failure. Failure will result
in a beep code but not a system halt.
in a beep code but not a system halt.
3-4-1
Video Retrace Failure.
3-4-2
Screen retrace test in progress.
3-4-3
Screen retrace test failure
4-2-1
Timer-tick interrupt test in progress or failure. An error
message is displayed on the screen. The system does not
halt.
message is displayed on the screen. The system does not
halt.
4-2-2
Shutdown test in progress or failure. If possible, the BIOS will
continue POST, skipping the memory tests.
continue POST, skipping the memory tests.
4-2-3
Gate A20 failure. An error message is displayed on the screen
and the memory tests are suspended. The system does not
halt.
and the memory tests are suspended. The system does not
halt.
4-2-4
Unexpected interrupt in protected mode. The system does not
half when an unexpected interrupt occurs.
half when an unexpected interrupt occurs.
4-3-1
RAM test of memory above 64K in progress or failure. POST
will continue.
will continue.
4-3-2
Programmable interval timer channel 2 test in progress or
failure. POST will continue.
failure. POST will continue.
4-3-4
Real-time clock text in progress
4-4-1
Serial port test in progress or failure. POST will continue.
4-4-2
Parallel port test in progress or failure. POST will continue.
4-4-3
Math coprocessor test in progress or failure. POST will
continue.
continue.