Alcatel-Lucent 1665 Installation Manual page 200

Data multiplexer (dmx)
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Installation tests
............................................................................................................................................................................................................................................................
Result:
the circuit pack will light for several seconds then extinguish.
On the SYSCTL, the CR alarm extinguishes and the MN alarm and the NE LED will
be lit. Test set will indicate good transmission.
........................................................................................................................................................................................................................
6
Reseat the second circuit pack.
Requirement: The ACTIVE LED on the first circuit pack remains on.
The ACTIVE LED on the second circuit pack remains off.
The FAULT LED on the second circuit pack will light for several seconds then
extinguish. On the SYSCTL, the MN alarm extinguishes.
........................................................................................................................................................................................................................
7
Check off the appropriate box in
E
O
N D
........................................................................................................................................................
DS1 function unit protection switching test (command)
This test will initiate switching commands from the CIT and verify proper switching and
LED indications.
Note:
this procedure should be performed on each Function unit Slot pair.
........................................................................................................................................................................................................................
1
Select Fault -> Protection Switch...
........................................................................................................................................................................................................................
2
Click on 1+1 Equip fn-x (x is a,b,c or d corresponding to the function group equipped
with DS1).
........................................................................................................................................................................................................................
3
Click Select.
........................................................................................................................................................................................................................
4
In the Switch Type: pull-down, select Manual (Normal).
........................................................................................................................................................................................................................
5
Click Apply.
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4 - 1 6
The ACTIVE LED on the reseated circuit pack will light. The FAULT LED on
S
F
T E P S
It is not necessary to perform this test on each vt cross-connection, however
Appendix E, "Installation
DS1 protection switching
checklist".
365-372-304R7.1
Issue 2 March 2008

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