Nortel North American DMS-100 Instruction Manual page 420

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DMS-100 Family NA100 Trouble Locating and Clearing Procedures Volume 2 of 2 LET0015 and up
Trouble locating and clearing procedures (continued)
Pull out the Rx cable at the incoming channel bank at the local end. Check
the carrier states.
If the carrier states are
LCD at the local end
and
LCD at the remote end
anything else
Plug in the cables and check the carrier states.
If the carrier states are
InSv at the local end
and
InSv at the remote end
anything else
For help, contact your next level of support.
You have completed this procedure. Return to the "Running a C7BERT for
high-speed links" procedure.
Test the DS-1 carrier states
Do
step 6
step 7
Do
step 8
step 7
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(end)