Alcatel-Lucent 1665 Installation Manual page 214

Installation tests
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6
Check off the appropriate box in
E O
N D
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DS3 function unit protection switching test (command)
While an STS cross-connection exists, and a test set is connected, the protection switching
will be verified.
This test will initiate switching commands from the CIT and verify proper switching and
LED indications while monitoring transmission at a test set.
Note:
this procedure should be performed on each Function unit Slot pair.
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1
Select Fault -> Protection Switch...
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2
Click on 1+1 Equip fn-x (x is a,b,c or d corresponding to the function group equipped
with DS3).
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3
Click Select.
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4
In the Switch Type: pull-down, select Manual (Normal).
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5
Click Apply.
Result:
was standby is now active. Transmission should take a momentary hit as it is switched
to the other pack. This information should agree with the ACTIVE LEDs on the
LNW16/LNW19/LNW19B, LNW18 or LNW20 circuit packs.
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6
Repeat
pack, with the same results as the previous step.
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4 - 3 0
S
F T E P S
It is not necessary to perform this test on each sts cross-connection, however
The pack that was active should now be the standby pack and the pack that
Step 1 through Step 5
Appendix E, "Installation
to verify a switch back to the original Function unit circuit
DS3 protection switching
checklist".
365-372-304R7.1
Issue 2 March 2008