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3EM13853AF
Issue 01, September 2007
TAP-109
SYNCOOS Alarm
PURPOSE
This procedure provides instructions to clear SYNCOOS alarm against a TC.
GENERAL
SYNCOOS indicates both primary and secondary external clock reference failure.
This procedure assumes the user is logged into the alarmed Network Element (NE) using a telnet
session to port 3083.
For information on TL1 command syntax, refer to the 1677 SONET Link Commands and Messages
manual (PN 3EM13852AF).
STEP
PROCEDURE
Select action.
1
Install a TC. Refer to DLP-137.
2
Go to step 7.
3
Replace TC in alarm. Refer to DLP-137.
4
Go to step 7.
5
Resolve at least one of the outstanding SYNCPRI/SYNCSEC alarms. Refer to
6
IXL-101.
Enter
7
Did SYNCOOS alarm clear?
8
SYNCOOS Alarm
If no timing card (TC) is installed, go to step 2.
If TC with alarm is present and its latch is closed, go to step 4.
If no valid timing source is available (synchronization is in holdover
mode), go to step 6.
or
RTRV-ALM-ALL;
RTRV-COND-ALL;
If yes, go to step 10.
If no, go to step 9.
TAP-109
4-41
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