Table 31 "cable for the qpc720 – Nortel Networks NN43001-301 User Manual
Page 117
Cable requirements
117
Cable
From
Des.
Con.
To
Des.
Con.
Notes
QCAD133
PRI card
J4
Patch Panel
7
RS-232
PRI card
J6
Echo Cance
ller
7
Note 1: Only when primary clock source.
Note 2: Only when secondary clock source.
Note 3: multigroup junctor board connection.
Note 4: Run to connector on network pack.
Note 5: Run directly to DCHI card.
Note 6: Run by means of cabinet I/O panel to CSU, echo canceller, or cross connect terminal.
Note 7: Run by means of cabinet I/O panel to crossconnect terminal or echo canceller from non
shielded system.
Note 8: No additional cabling is required for multiple PRIs. The D-channel is associated through
software in LD17, prompt PRI.
Table 31
Cable for the QPC720 PRI card for Half and Multi Group systems
Cable
From
Des.
Con.
To
Des.
Con.
Comments
For half group only
QCAD130
NT8D79xx
QPC720
J1
QPC471/
QPC775
CC-0
J2
Only when
primary clock
source.
QCAD130
NT8D79xx
QPC720
J1
QPC471/
QPC775
CC-0
J1
Only when
secondary clock
source.
NTND26
QPC720
J5
NT6D80
For single group only
QCAD130
NT8D79xx
QPC720
J2
QPC471/
QPC775
CC-1
J2
Only when
primary clock
source.
QCAD130
NT8D79xx
QPC720
J2
QPC471/
QPC775
CC-1
J1
Only when
secondary clock
source.
QCAD125
NT8D75xx
QPC471/
QPC775
CC-0
J3
QPC471/
QPC775
CC-1
J3
Clock controller
back-up.
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
.