Nortel Meridian 1 Replacement Manual page 213

10 Remove the front cover plates on both sides of the card cage.
11 Remove the three mounting screws that secure the front of the card cage
to the bottom of the module. Pull the card cage out of the module.
Installing equipment
1 Slide the replacement card cage into position in the module. Install the
mounting screws at the front of the card cage.
2 Replace the front cover plates on both sides of the card cage.
3 Install the mounting screws at the rear of the card cage.
4 Reconnect cables, plugs, and wires to the backplane:
a Connect all cables from the interior of the I/O assembly to the
backplane.
b Connect all plugs, wires, and cables to the backplane.
c Position the I/O safety panel. Tighten the screws.
5 Return cards to their slots. Reconnect all cables to connectors.
6 Reinstall the system monitor. If this is the master system monitor,
reconnect the RJ11 cables after it is installed.
7 Turn on power to the column or the module power supply:
— With AC power, set the main circuit breaker in the pedestal to ON
(up).
— With DC power, set the breaker to ON (up) in the pedestal. Set the
switch to ON (up) on the power supply in the module.
8 If the MDU or FDU is in the module, reinsert disks into the drive.
Replacing equipment
Hardware replacement
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