Removing The Dchi - Nortel Communication Server 1000 Manual

Note to installers
Either the DCHI card or the PRI card may be installed first. However, PRI
loops must be configured in software before defining DCHI links.
Note:
number is partially formed from the half group number of the shelf on
which the card resides.
Before beginning an installation, do the following:
•
Consult the Spares Planning (NN43001-253) document and follow the
instructions
•
Bring spares of all cables and boards
•
Remember that the link test procedures require a successful 24-hour
bit error-rate test before the link can be used for live system traffic.
Table 69
Steps for installing the DCHI
Step Action
1
Determine the cabinet and shelf location for the DCHI card being installed.
On systems with NT5D21 and NT4N41 Core Network Modules the DCHI card can be
installed in any spare network shelf slot appropriate for I/O port card.
Note: The NT5K75 or NT6D11AE/AF in expanded mode, the port number is partially
formed from the half group number of the shelf on which the card resides.
2
Unpack and inspect card.
3
Set option switches on the DCHI card. Do not configure the asynchronous port on the
NT5K35, NT5K75 or NT6D11AE/AF card.
4 Set faceplate toggle switch to DISABLE.
5
Install the DCHI card into the assigned shelf and slot.
6 Connect the DCHI card port J2 to NT8D72 PRI port J5 with a QCAD328A cable.
7
Set faceplate toggle switch to ENABLE.
8 Enable the DCHI card using LD 75 to enable the circuit card with command ENL DDSL
N. Refer to IDA Startup in the DPNSS1 (NN43001-572) for additional information.

Removing the DCHI

Table 70 "Steps for removing DCHI" (page 140)
in removing a DCHI card.
The NT5K75 or NT6D11AE/AF in expanded mode, the port
Nortel Communication Server 1000
DASS2 Fundamentals
NN43001-571 04.01 4 June 2010
Copyright © 2007-2010 Nortel Networks. All Rights Reserved.
Removing the DCHI 139
outlines the steps involved