Nortel Meridian 1 Replacement Manual page 122

Page 122 of 362
553-3001-520 Standard 16.00 April 2000
Replacing equipment
3 Slide the new card cage about halfway into the module. Hold the card
cage firmly while the ground and power connections are attached at the
rear of the module:
a Attach the system monitor ribbon cables (J1 goes down to the
pedestal, J2 goes up the column).
b Attach the frame ground (green) wire to the frame ground post on
the module. (A 5/16" socket wrench is needed for this operation.)
Remove the nut and the lockwasher at the top of the post. Put the
frame ground connector over the post. Reinstall the top lockwasher
and the nut, then tighten the nut down.
c Attach the logic ground (orange) wire. Remove one nut and the
lockwasher. Put the connector over the post, reinstall the lockwasher
and nut, then tighten the nut down. (A 3/8" socket wrench is needed
for this operation.)
d Connect the module power connectors to the MPDU for AC power,
or to each other for DC power.
4 Follow the steps below to install the new card cage in the module:
a Slide the card cage the remainder of the way into the module.
b Check the position of the EMI shield. If it has shifted, reposition it.
Remove the tape holding the EMI shield.
c Secure the card cage to the module with the three screws in the front
and the two screws in the rear.