Nortel DMS-100 Series Maintenance Manual page 577

Summary of Heater element replacement in the battery compartment
Open SRMO door
Set power to OFF
Disconnect
battery fuses
Disconnect and
remove the
batteries
Remove replace
the defective
heater element
Install heater
element and
connect it to the
wiring harness
Install batteries
and reconnect
Star Remote System routine maintenance procedures
Y
Is there
N
another defective
heater element?
DMS-100 Family NA100 Star Remote System XPM15 and up
Heater element replacement
SRMO
This flowchart provides a
summary of the procedure.
Use the instructions in the
step-action procedure that
follows this flowchart to
perform the procedure.
Reconnect
fuses and power
up
13-19
(continued)
End of
procedure