Nortel DMS-100 Series Maintenance Manual page 506

8-166 OPM card replacement procedures
NT6X54
in an OPM
(continued)
Summary of card replacement procedure for an NT6X54 card in an OPM
At PM level, post
the LCM
Busy LSGs of
drawer containing
faulty card
Remove –48, +15,
and +5 volt fuses
Replace the faulty
card with one of
same PEC
Replace +5, +15,
and –48 volt fuses
Return the drawer
to service
End of procedure
297-8361-550 Standard 04.01 September 2000
This flowchart summarizes the
procedure.
Use the instructions in the
procedure that follows this
flowchart to perform the
procedure.