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XC protection test failure
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Overview
The procedure described below should be performed if the LED behavior described in
chapter 8, section
“XC protection test” (p. 8-38)
, steps 17 and 18) cannot be observed.
Procedure
Proceed as follows in the case of an XC protection test failure:
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1
Check that both XC units are plugged correctly.
IF ...
THEN ...
the failure is not solved (same
behavior as before),
proceed to Step 2.
the failure is solved,
END OF STEPS
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2
Replace the XC unit (worker).
IF ...
THEN ...
the failure is not solved,
proceed to Step 3.
the failure is solved,
END OF STEPS
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3
Replace the XC unit (protection).
E
N D
O F
S
T E P S
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Installation troubleshooting
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365-374-187
Issue 1, December 2005
Lucent Technologies - Proprietary
See notice on first page
A-11