Nortel Meridian 1 Replacement Manual page 118

Page 118 of 362
553-3001-520 Standard 16.00 April 2000
Replacing equipment
Note: If the PRI/DTI cards service loops that cannot be out of service,
move the cards to a different module and reenable them.
5 Set the ENB/DIS switch to DIS on all CNI cards and the IODV/C in the
card cage you are replacing.
6 Follow the steps below to disconnect and remove the NT8D22 System
Monitor (do not turn off the blower unit in the front of the pedestals):
a Load LD 37 and software disable the associated SDI port:
LD 37
DIS TTY x
****
b If the card cage you are removing is in the column with the master
system monitor (should be column 0):
On the master system monitor (column 0), disconnect the RJ11 cable
to J3, then the cable to J6, then pull the system monitor out of the
slot.
c If the card cage you are removing is in the column with a slave
system monitor (should be column 1):
On the master system monitor (column 0), disconnect the RJ11 cable
to J3, then the cable to J6, then pull the system monitor out of the
slot.
On column 1, disconnect the cables, then pull the system monitor out
of the slot.
If the system monitors are not removed, the system may shut down.
disable the device associated with the port
exit LD 37
CAUTION