Nortel Meridian 1 Replacement Manual page 90

Page 90 of 362 Replacing equipment
553-3001-520 Standard 16.00 April 2000
6 Remove all cards from the module:
a Tag and disconnect cables to all faceplate connectors.
b Tag cards so they can be returned to the same slot. Remove cards.
7 Disconnect cables, plugs, and wires from the rear of the module to the
backplane:
a Remove the I/O safety panel by turning the screws on each side. Set
the cover aside.
b Tag and disconnect all cables from the backplane to the interior of
the I/O assembly.
c Tag and disconnect all plugs, wires, and cables to the backplane.
8 Remove the two mounting screws that secure the rear of the card cage to
the module.
9 Remove the front cover plates on both sides of the card cage.
10 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.