Nortel Networks NN43001-301 - Manual (Page 87)

Install the QPC757 DCH 87
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Install the QPC757 DCH
Installation procedures for the QPC757 DCHI card are the same for all Large
Systems. These procedures apply to both primary and backup D-channels.
See
Figure 38 "QPC757 option and PRI/ISL high-speed programming
switch settings" (page 88) on page 115, Figure 39 "QPC757 option and
PRI/ISL low-speed programming switch settings" (page 89) and Table 27
"D-channel port address switch settings for PRI" (page 89) , for option switch
settings per port number of the DCHI card, in Primary Rate Interface mode.
Use Procedure 3 "Install the QPC757 DCHI" (page 87) to install the
QPC757 DCHI card on Large Systems.
Procedure 3
Install the QPC757 DCHI
Step Action
1 Determine the cabinet and shelf location of the circuit card to be
installed.
The QPC757 DCHI card can be installed in any slot appropriate
for an I/O port card on a network shelf. For single CPU systems
only, the QPC757 DCHI card can be located on the Common
Equipment (CE) shelf.
2 Unpack and inspect the card.
3 Set option switches and jumper plugs on the DCHI card. For PRI
capability, set port J2 to odd. For ISL capability, set port J2 for
high-speed or low-speed programming.
4 Set faceplate toggle switch to DISABLE.
5 Install DCHI card into the assigned shelf or module and slot.
6 Run and connect DCHI cables: connect QPC757 J2 to QPC720
PRI J5 with a QCAD328A cable.
7 Set faceplate toggle switch to ENABLE.
8 Enable the loop in LD 60.
9 Coordinate start-up and verification of the DCHI with the start-up
of the PRI.
10 Enable the DCHI card using LD 96, command ENL DCH x.
Nortel Communication Server 1000
ISDN Primary Rate Interface Installation and Commissioning
NN43001-301 02.03 Standard
Release 5.5 7 December 2007
Copyright © 2003-2007, Nortel Networks
.