TAP-113 : Trouble Clearing 363-206-285
Page 2 of 6 Issue 2, February 2000
DDM-2000 OC-3 MULTIPLEXER
8. !
CAUTION:
Replacing the
SYSCTL
involves updating the internal memory on the
circuit pack.
Replace the SYSCTL (DLP-501).
9. Is MN alarm LED still lighted?
If YES, then continue with Step 10.
If NO, then STOP. YOU HAVE COMPLETED THIS PROCEDURE.
10.
NOTE:
Without a CIT it is difficult to determine the cause of the minor alarm.
Table A lists some remaining possible causes of a minor alarm.
Obtain a CIT and establish session with the DDM-2000 system.
Reference: DLP-521
11. Use CIT and rtrv-alm command to get an alarm and status report. See the
REPORT DESCRIPTIONS section of this manual under RTRV-ALM for a
description of each message retrieved with the rtrv-alm: command.
12. Refer to Table A. Are any of the conditions listed in the Description column
reported in the Alarm and Status Report?
If YES, then continue with Step 13.
If NO, then proceed to Step 26.
13. Refer to Table A. Note the suspected trouble and go to the indicated step or
procedure.
DLP-521
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