Procedure 14: Replace The Application Module - Nortel Meridian Meridian 1 Maintenance Manual

386 Chapter 8: Recovery/replacement procedures

Procedure 14: Replace the Application Module

553-3211-510 Standard 1.0 October 1998
If you are replacing the Application Module with a new one, retain the
cards, power supply, and disk/tape unit from the original Application
Module for use as spare components.
This procedure assumes that you have removed the Application Module
using Procedure 13.
1 Carefully lift the Application Module to the AEM and slide it into
place, making sure that the cabling is directed properly to the I/O
panel.
2 Tighten the four screws on the front of the Application Module.
3 Perform the following steps at the rear of the Application Module:
¥ Plug the power harness into the appropriate connector (P3 or
P4) on the rear of the MPDU.
¥ Plug the yellow and gray cable (NT7D52AA) into the power
sense card on the I/O subpanel.
¥ Attach the orange logic return ground wire to the terminal block
at the bottom center of the AEM.
¥ Tighten the five spring-loaded screws that hold the I/O
subpanel to the I/O assembly of the AEM.
¥ Replace the universal I/O panel using five screws.
¥ Connect all external cables to the I/O subpanel.
¥ Replace all covers on the rear of the AEM.