Nortel DMS-100 Series Maintenance Manual page 265

93 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
94 Set the circuit breaker to OFF.
95 Replace the NT6X52 card. Perform the correct procedure in Card
Replacement Procedures Complete the procedure and return to this point.
96
Set the circuit breaker to ON.
If the converter fail LED is
lit
not lit
97 Determine if the pins on the backplane of the shelf are bent or short-circuited.
If the pins
are bent or short-circuited
are not bent or short-circuited
and the converter is an NT6X53
are not bent or short-circuited,
and the converter is not an
NT6X53
98 Set the circuit breaker to OFF.
99 Straighten or replace bent or short-circuited pins. Go to step 96.
100 Insert the NT6X51 and the NT6X52 cards in the shelf again.
RLCE frame major
DMS-100 Family RLCM Maintenance Manual XPM12 and up
RLCM alarm clearing procedures 7-81
Do
step 95
step 105
step 94
Do
step 102
step 105
Do
step 98
step 100
step 102
Ext FSP
(continued)