Nortel DMS-100 Series Maintenance Manual page 500

8-160 OPM card replacement procedures
NT6X53
in an OPM
(continued)
10
11
297-8361-550 Standard 04.01 September 2000
Seat and lock the card.
a Using your fingers or thumbs, push on the upper and lower edges of the
faceplate to ensure that the card is fully seated in the shelf.
b Close the locking levers.
Power up the LCM unit as follows:
1. Ensure that the power converter (NT6X53) is inserted. A major audible
alarm may sound. This alarm is silenced when power is restored to the
converter.
2. Set the circuit breaker to the ON position. The converter fail LED and
frame fail lamp on the FSP will be extinguished.