Instruction manual
MERLIN LEGEND Communications System Release 5.0
Maintenance and Troubleshooting
555-650-140
Issue 1
June 1997
Control Unit Problems
Page 4-111
100D Module Problems
The screen below appears while the test is running. At the same time, the
module’s green LED flashes.
Console Display/Instructions Additional Information PC
The screen below appears only if the module passes the test.
If the test is successful, contact the CO and ask them to check from their end.
The screen below appears when the test fails.
Lines 3 through 6 identify the cause of the failure or the number of errors found
per channel. There are 24 channels, numbered 1 through 24. Line 3 displays
the results for channels 1 through 6; Line 4 is for channels 7 through 12; Line 5
is for channels 13 through 18; Line 6 is for channels 19 through 24.
CSU-lpbk Slot
xx
:
xx
= slot number entered in Step 2.
CSU-lpbk in Progress
Exit
CSU-lpbk Slot
xx
:
xx
= slot number entered in Step 2.
CSU-lpbk Passed
Exit
CSU-lpbk Slot
xx
:
xx
=slot number entered in Step 2.
CSU-lpbk Failed
xxxxxxxxxxxxxxxxxxxxxxxx
xxx xxx xxx xxx xxx xxx
xxx xxx xxx xxx xxx xxx
xxx xxx xxx xxx xxx xxx
Exit










