Adding a module to a column Page 365 of 456

Procedure 70

Adding a module to the base of a column

1Disconnect and remove the NT8D22 System Monitor for the column in the rear of the pedestal (do not turn off the blower unit in the front of the pedestals):

a.If the column houses the master system monitor, load LD 37, and software disable the associated SDI port:

LD 37

 

DIS TTY x

disable the device associated with the port

b.Disconnect the RJ11 cable to J3, then the cable to J6, then pull the system monitor out of the slot.

2Set all circuit breakers in the rear of the pedestal to OFF (down).

3Remove the module above the pedestal:

a. Disconnect the power connector to the pedestal (see Figure 125).

Note: You must press a latch trip on the front and rear of the plug. You may need to use a screwdriver blade against the latch trip on the front of the plug.

b.Disconnect the system monitor connector to the pedestal (see Figure 125).

Communication Server 1000M and Meridian 1 Large System Installation and Commissioning

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Nortel Networks 1000M warranty Procedure Adding a module to the base of a column, Dis Tty