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Install the QPC757 DCH 87
—End—
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
.