Verilink Access Manager 2000 (896-502037-001) Product Manual User Manual
Page 233
CSU acceptance testing
Access Manager 2000 User Manual
5
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5. Choose
the
Loopbacks
option and press
.
6. Type the shelf and plug (plug-in module slot) numbers of the NCC
or TAC, and press the
function key.
7. Choose
the
Activate Repeater Loopback (RLB)
option
and press
.
8. Type
N
to specify the near-end RLB and press
.
9. When the loopback warning screen appears, type
Y
to activate the
loopback.
10. Press
to return to the On-line: AS2000 screen.
11. Choose
the
Select Test
option and press
.
12. Type shelf and plug-in slot numbers of the NCC or TAC, and press
the
function key. The Select CSU Test Activity screen appears.
13. Choose
the
Send QRSS Test Pattern
option and press
. The Test Current Node screen appears. Enter the following
settings and press:
•
Test Duration: FOREVER
•
To Network or Equipment: N (Network)
•
Test From Far End: N (No)
14. Type
Y
to send the test signal when the test warning screen
appears. The Select CSU Test Activity screen appears again.
15. Verify that the EQP and STAT LEDs are both lit yellow on the near-
end NCC or TAC. The RLB is activated and the test is in progress.
Note:
If the STAT LED flashes red and yellow, the test has failed (CSU
is detecting errors in the looped QRSS signal). Replace the NCC
or TAC.
16. Select
the
View Test Status Results
option. If the screen
shows some errors, the CSU test has failed. Replace the NCC or
TAC.
Enter
F5
Enter
Enter
Enter
Enter
F5
Enter