5-8 Troubleshooting and Repair
Run-time Error Messages
The following table lists run-time error messages.
Table 5-4 Run-time Error Messages
Message
Cause
Action
I/O card parity interrupt at
address. Type (S)hut off
NCI, (R)eboot, other keys to
continue
Memory on a peripheral card
has failed.
Check the memory cards
installed in the system.
Memory parity interrupt at
address. Type (S)hut off
NCI, (R)eboot, other keys to
continue
A memory chip(s) has failed.
Replace the system board.
Unexpected HW interrupt,
interrupt at address. Type
(R)eboot, other keys to
continue
Hardware problem. Not
displayed if the expected
interrupt handler is not
enabled.
Check all hardware in the
system.
Unexpected SW interrupt,
interrupt at address. Type
(R)eboot, other keys to
continue
Error(s) in the software
program. Not displayed if the
extended interrupt handler is
not enabled.
Turn the machine off and
then on again. If doesn’t
work, check the program.
