Nortel North American DMS-100 Instruction Manual page 244

Replacing an NT9X95 card in a cooling unit
5
DMS-100 Family NA100 Trouble Locating and Clearing Procedures Volume 2 of 2 LET0015 and up
Trouble locating and clearing procedures (continued)
DANGER
Risk of injury
Electricity can arc when you remove a fuse cartridge from the
cooling unit. Wear eye protection.
CAUTION
Possible loss of service
Remove only the cooling unit fuses. Removal of the wrong
fuses can disconnect power to a critical hardware component
and cause loss of service.
1-229
(continued)
Fuse holders
Frame
supervisory panel
Fuse holders