AT&T PC 6300 - Resident Diagnostic Error Messages

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Resident Diagnostic Error Messages
Figure 5-11 lists the Resident Diagnostic error messages, the
probable cause of the error, and the suggested action to be taken.
ERROR MESSAGE PROBABLE CAUSE SUGGESTED ACTION
CPU (i8086) Fail Defective 8086 CPU
Replace Motherboard
ROM Fail ROM Failure
Replace Motherboard
DMA Timer Fail
Timer Channel 1
Failure
Replace Motherboard
DMA Control DMA Controller
Failure
Replace Motherboard
Interrupt Fail Software Interrupt
Failure
Replace Motherboard
Interrupt Fail HO
Timer Channel 0
Failure
Replace Motherboard
Interrupt Fail HI
Keyboard Controller
Failure
Replace Motherboard
Interrupt Fail H2
I/O Board Failure Replace Motherboard
Interrupt Fail H3
I/O Board Failure Replace Motherboard
Interrupt Fail H4 Serial Interface
Failure
Replace Motherboard
Interrupt Fail H5
I/O Board Failure Replace Motherboard
Figure 5-11. Resident Diagnostic Error Messages
(Sheet 1 of 2)
5-51
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