Chap4.doc 61 Thu Jul 25 10:23:57 1996
Table 8
LED Value
Selftest Failures
Chassis codes are the key to debugging selftest errors.
If a failure is found during selftest, chassis codes are
displayed in the diagnostic LEDs.
.
the LED error code
To get additional information about failures from the
boot console interface, use the Service menu pim, pdt,
and Chassis Code commands.
In the following table, shaded LEDs indicate that they
are lit.
LED Error Codes
RS-232
Chassis Code
Range
N/A
Reserved
7401
No memory found FAULT
Likely cause: SIMMs or processor
board
7000-7F00
Memory Error FAULT
Likely cause: Memory SIMMs. Sys-
tem Console indicates which SIMM.
N/A
Reserved
1030 - 4099
Processor board FAULT
Troubleshooting
Selftest Failures
Using Table 8, find
Description
61