Nortel DMS-100 Series Maintenance Manual page 153

At the RLCC-EDC cabinet
59 Determine what type of converter had a lit converter fail LED.
If the converter is
an NT6X53
not an NT6X53
60 Press and hold the RESET button on the converter while setting the circuit
breaker to ON.
61 Release the RESET button.
If the circuit breaker
turns OFF, and the converter fail
LED is lit
remains ON, and the converter fail
LED is not lit
remains ON, and the converter fail
LED is lit
62 Set the circuit breaker to ON.
If the circuit breaker
turns OFF, and the converter fail
LED is lit
remains ON, and the converter fail
LED is not lit
remains ON, and the converter fail
LED is lit
63 Set the circuit breaker to OFF.
64 Replace the converter by performing the appropriate procedure in Card
Replacement Procedures . When you have completed the procedure, return to
this point.
RLCM-EDC alarm clearing procedures 5-39
RLCC-EDC cabinet major
Do
step 62
step 60
Do
step 64
step 91
step 63
Do
step 64
step 91
step 63
DMS-100 Family Maintenance Manual ABSK007
Ext FSP
(continued)