Instruction manual

MERLIN LEGEND Communications System Release 5.0
Maintenance and Troubleshooting
555-650-140
Issue 1
June 1997
Control Unit Problems
Page 4-108
100D Module Problems
Figure 4-12. ACCULINK 3150 CSU DTE Loopback Command 2
Figure 4-13. ACCULINK 3150 CSU DTE Loopback Command 3
F1 F2 F3
Test:
Rlpbk Lpbk Ptrns
F1 F2 F3
Loopback:
Abort LLB PLB