Lucent Technologies MERLIN LEGEND Release 5.0 Maintenance And Troubleshooting Manual page 202

MERLIN LEGEND Communications System Release 5.0
Maintenance and Troubleshooting 555-650-140
Control Unit Problems
100D Module Problems
Interpreting Test Results
If the test is successful, the connection between the CSU and the 100D module
is good, and the 100D module is probably okay. Continue with the next module
test; restore the module if you are finished testing.
If the test fails, find the error message in
Table 4-8. Internal Loopback Test Errors
Error Messages
Slot is not busied-out
Slot empty or not valid
FMWR not in Standby Mode
Test running too long
Not in TEST/STANDBY mode
Any errors on the CSU-lpbk
Failed screen
Any other error
Table 4-8
Corrective Action
Exit the test, busy-out the slot, and try again.
Exit the test and try again; be sure to type the
correct slot number. Do not indicate an empty slot
or the processor (00).
Exit the test and try again; if this error persists,
record the errors on the repair tag and replace the
module being tested.
Exit the test and try again; if this error persists,
record the errors on the repair tag and replace the
module being tested.
Exit the test and try again; if this error persists,
record the errors on the repair tag and replace the
module being tested.
Check the cable between the 100D module and
the CSU; then retest. If the problem persists,
check the CSU settings.
Exit the test and try again; if this error persists,
record the errors on the repair tag and replace the
module being tested.
Record the errors on the repair tag and replace
the module; if in doubt, escalate to your technical
support organization.
Page 4-112
and proceed as indicated.
Issue 1
June 1997