Lucent Technologies MERLIN LEGEND Release 6.0 Maintenance And Troubleshooting Manual page 144
Communications system
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Also See for MERLIN LEGEND Release 6.0:
- System programming manual (1114 pages) ,
- System planning manual (435 pages) ,
- Installation manual (337 pages)
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MERLIN LEGEND Communications System Release 6.0
Maintenance and Troubleshooting 555-660-140
Control Unit Problems
Module Problems
Console Display/Instructions
Select Internal Loopback Test.
!
To run the test once or run it repeatedly, select
ffffffffffffffffff
The screen below appears while the test is running. At the same time, if
the module has a green LED, it flashes.
ffffffffffffffffff
The screen below appears only if you selected
module passes the test.
ffffffffffffffffff
Additional Information
ɉ
xx = slot number entered in Step 2
‰‰
xx = slot number entered in Step 2.
Select
‰‰
xx = slot number entered in Step 2
If you are running the repetitive test,
the screen remains until the test fails.
To interrupt repetitive testing, select
‰‰
xx = slot number entered in Step 2
or
or
.
Issue 1
February 1998
Page 4-50
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Troubleshooting
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