Nortel DMS-100 Series Maintenance Manual page 305

42 Locate the fuse associated with the cabinet and shelf number.
If the fuse
is blown (protruding)
is not blown
43 Remove the fuse holder with the blown fuse.
44
DANGER
Risk of fire
Replace the fuse with a fuse of the same type, rating
(color code), and manufacturer. This action provides
continued protection against the risk of fire.
Replace the cartridge fuse inside the fuse holder.
45 Replace the blown fuse.
46 Install the fuse holder on the OPAC.
47 Set the circuit breaker to ON.
If the circuit breaker
goes OFF, and the RG FAIL LED is
lit
remains ON, and the RG FAIL LED
is not lit
remains ON, and the RG FAIL LED
is lit
48 Set the circuit breaker to OFF.
49 Refer to the correct procedure in Card Replacement Procedures to replace the
RG. When you complete the procedure, return to this point.
DMS-100 Family OPAC Maintenance Manual XPM12 and up
Alarm clearing procedures 7-69
major
Do
step 43
step 49
Do
step 49
step 81
step 48
Ext MSP
(continued)