Nortel DMS-100 Series Maintenance Manual page 273

Summary of clearing an Ext FSP OPM cabinet major alarm
Determine if any
CONVERTER
FAIL LEDs are
lit
Is a
CONVERTER
FAIL LED lit?
N
Is an RG FAIL
LED lit?
N
Is a line
drawer fuse
blown?
N
Is an alarm
and battery
fuse blown?
N
Is a talk battery
filter shorted?
N
Contact next
level of support
Y
Replace
converter
Y
Replace ringing
generator
Y
Replace fuse
Y
Replace fuse
Y
Replace capacitor
DMS-100 Family OPM Maintenance Manual XPM14 and up
OPM alarm clearing procedures
OPM cabinet major
This flowchart summarizes the
procedure.
Use the instructions that follow
this flowchart to perform the
procedure.
End of
procedure
7-53
Ext FSP
(continued)