degrade)
An OT or SVAC card has detected a DSP failure.
Severity Critical
Service affecting? Yes
Applicability 112SCA1, 112SCX10, 11STAR1, 11STMM10, 11STGE12,
43SCX4, 43STX4, 4DPA4, SVAC
Corrective Action
The OT or SVAC card has detected a DSP failure and this means that the wavelength
tracker encode power control is compromised. If this occurs during steady state operation,
there is a high probability that the services carried by this OT or SVAC are unaffected. To
clear this alarm, replace the card. The card replacement procedure is service affecting and
should be conducted during a maintenance window.
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1
Confirm that replacement OT or SVAC card supports the same band as the alarmed OT or
SVAC card.
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2
Label all fibers connected to the alarmed OT or SVAC.
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3
Disconnect all fibers on the alarmed OT or SVAC card and cap the ends to protect them
from dirt and damage.
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4
Replace the card. Refer to “Replacing System Components” (p. 3-20). Follow the return
and repair process in the Customer and Product Support guide to return the faulty card to
an authorized repair center for replacement.
...................................................................................................................................................................................................
5
Clean and connect all fibers to the replacement OT or SVAC card.
...................................................................................................................................................................................................
6
Once the software on the OT or SVAC card is successfully upgraded (this happens
automatically), the alarm should clear.
Trouble-clearing procedures
MTCESURVDGR
MTCESURVDGR (Port degrade - wavelength tracker encode
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1830 PSS-36/PSS–32/PSS-16/PSS-4
8DG60888CAAA Release 3.6.0 and 3.6.1
Issue 1 June 2011
2-201
E ND OF STEPS
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