Computer Hardware Installation Guide

742 NT8D15 E and M Trunk card
E and M Trunk card contains a microcontroller that controls the internal
operation of the card and the serial communication link to the NT8D01
Controller Card. The microcontroller provides the following functions:
•
card-identification
•
self-test
•
control of card operation
•
status report to the controller
•
maintenance diagnostics
The E and M Trunk card contains a microcontroller that controls the internal
operation of the card. The microcontroller provides the following functions:
•
card-identification
•
self-test
•
control of card operation
•
maintenance diagnostics
Card LAN
The card LAN provides a serial communication link for transferring
maintenance data and control signals between the trunk card and the SSC
card. The card LAN controls the microcontroller. The following functions
are supported:
•
providing card ID/RLS
•
reporting self-test status
• polling from the controller card
•
enabling/disabling of the DS-30X link
The card LAN provides a serial communication link for transferring
maintenance data and control signals between the tr unk card and the
NT8D01 Controller Card. The card LAN controls the microcontroller. The
following functions are supported:
• providing card ID/RLS
•
reporting self-test status
•
polling from the controller card
•
enabling/disabling of the DS-30X link
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 01.04 Standard
Release 5.0 23 May 2008
Copyright © 2003-2008, Nortel Networks
.