Alcatel-Lucent 1665 Installation Manual page 231

Installation tests
............................................................................................................................................................................................................................................................
........................................................................................................................................................................................................................
3
Select Operate and Loopback Type: Facility and click Apply.
........................................................................................................................................................................................................................
4
Once the loopback is up, a test signal is generated at the DS3 terminating equipment
which will verify that the cabling is correct.
Note:
loopback.
........................................................................................................................................................................................................................
5
While observing the error-free transmission, grasp the DS3 cable about two inches from
the BNC connector head and gently rotate (twist) the cable in a clockwise and counter
clockwise direction about 45 degrees (gently).
Result:
connector must be cut off and replaced.
If an error-free signal is not received:
Check the LBOs settings using
•
LBOs (p.
Verify that the pack is provisioned for the framing format being sent from the test set,
•
CBIT or M13.
Verify that the port is provisioned for DS3. See
•
Check the DS3/EC1 cabling for proper connections.
•
........................................................................................................................................................................................................................
6
Once the test is complete, remove the loopback.
Select Fault > Analysis > Loopback...
........................................................................................................................................................................................................................
7
Choose the DS3 port to test and click Select.
........................................................................................................................................................................................................................
8
Select Release and Loopback Type: Facility and click Apply.
........................................................................................................................................................................................................................
9
Repeat
............................................................................................................................................................................................................................................................
Alcatel-Lucent 1665 DMX R9.0
365-372-304R9.0 Issue 2
July 2010
A test set can be applied at the DSX-3 to test cabling toward the facility
If any errors are detected while performing this "wiggle test," the BNC
6-3).
Step 1 through Step 8
View > Equipment
Verify provisioning (p.
for each DS3 cabled to the DSX-3.
DS3/EC1 and TMUX testing procedure
(see Setting DS3/EC1 and TMUX
6-18).
6 - 2 1