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TROUBLESHOOTING
INTRODUCTION
6 - 2
I-E96-213A
®
0 0 0 0 1 1 0 1
0D
Communication error between
primary and redundant MFCs.
Check the NTMF01 cable between the
primary and secondary MFCs. Also, check
the NKTU01 cable to the termination
module or termination unit.
0 0 0 0 1 1 1 0
0E
Backup MFC ID switch is same as
primary's ID.
Contact 8 of SW4 on backup should be
toggled.
0 0 0 0 1 1 1 1
0F
Primary failed; backup configuration
not current.
Reconfigure the primary MFC.
0 0 0 1 0 0 0 0
10
Primary failed; backup dynamic data
is not current.
Reconfigure the primary MFC.
0 0 0 1 0 0 0 1
11
Error during write to Nonvolatile
Memory.
Check configuration. Correct any faulty
values. Re-execute configuration.
0 0 0 1 0 0 1 0
12
Backup MFC module bus address is
not same as primary.
Set module bus switch same as primary's.
0 0 0 1 0 0 1 1
13
Bad UVROM.
Contact Bailey Field Service.
0 0 0 1 0 1 0 0
14
Inconsistent module/loop setup.
(i.e., module configured for Plant
Loop is on INFI-NET/Superloop)
Refer to
0 0 1 0 0 0 0 0
20
Inconsistent FORMAT TABLE data
caused by a configuration restore
operation.
Put MFC in Configure mode and retry the
Restore operation.
0 0 1 1 0 0 0 0
30
Primary active during fail over
attempt.
Replace primary with new module.
0 0 1 1 0 0 0 1
31
Memory/CPU fault.
Replace the MFC with a known good MFC.
0 0 1 1 0 0 1 0
32
Address/bus error.
Reset module; if error recurs, replace it.
0 0 1 1 0 0 1 1
33
Illegal instruction.
Reset module; if error recurs, replace it.
0 0 1 1 0 1 0 0
34
Trace/privilege violation.
Reset module; if error recurs, replace it.
0 0 1 1 0 1 0 1
35
Spurious exception.
Reset module; if error recurs, replace it.
0 0 1 1 0 1 1 0
36
Divide by 0/CHK instruction.
Reset module; if error recurs, replace it.
0 0 1 1 0 1 1 1
37
A Trap instruction was entered in the
configuration.
Reset module; if error recurs, replace it.
0 0 1 1 1 1 1 1
3F
STOP pushbutton used to halt CPU
normally.
None.
Table 6-1. CPU LED Error Codes
(continued)
LED (Binary)
8 7 6 5 4 3 2 1
Hex
Meaning
Action