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Table 31 "cable for the qpc720 – Nortel Networks NN43001-301 User Manual

Page 117

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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

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