Filter
Top Products
Access Log
Table 2-2
Continued
Error
Codes Description
Action
840E
UPLINK MESSAGE ERROR:
Turn the processor off and then on.
Communication problems between
Repeat system programming procedure.
the processor and the modules. The
If the problem persists, replace the
module received an unrecognized
module.
.
message from the processor.
8C01
SLOTS NOT EQUAL:
Troubleshoot the slot descriptions in
The module that occupies the
your backup file against the actual
indicated slot does not match the
system modules that occupy those
slot information contained in the PC
slots. After the mismatch is corrected,
or PCMC1A card backup file.
repeat the restore operation.
Access Log
In addition to checking the error logs, you can check the access log to help
you troubleshoot. Each time maintenance or system programming is
accessed, the event is recorded in an access log (up to the last 20 events),
This information may be useful in determining whether one of those events
caused an error detected shortly thereafter.
Reviewing the Access Log
Each event is documented by the time and date of occurrence, The station
button (Sta) column indicates whether the event occurred from an MLX-20L
console (if so, the extension number is displayed) or from SPM
(SPMD
if direct;
SPMR
if remote). The SP/M column indicates whether the event originated from
System Programming
(SP)
or Maintenance
(M).
2-18 Error Logs, Access Logs, and System Inventory