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Procedure 11, Providing clock referencing on the silc – Nortel Networks NN43001-318 User Manual

Page 39

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Installing ISDN BRI hardware for trunk applications

39

2. Install the MISP.

3. Install clock referencing on the SILC.

4. Install the SILC and/or UILC.

5. Connect the system to the MDF.

6. Cross-connect the MDF (in Terminal Equipment mode).

Note: The system, in TIE trunk or CO connectivity, requires a
different wiring configuration than for a line application; the transmit
and receive pairs should be reversed, as illustrated in

Figure 12

"Connect the network termination to the U interface and to the S/T
interface (in TE mode)" (page 43)

.

Selecting the card slots

Follow the same procedures as described earlier for line applications (refer
to

Procedure 1 "Selecting the card slots" (page 16)

).

Removing the module cover for card installation

Follow the same procedures as described earlier for line applications (refer
to

Procedure 2 "Remove the module cover for card installation" (page 20)

).

Installing the MISP

Follow the same procedures as described for line applications (refer to

Procedure 3 "Installing the MISP" (page 21)

).

Installing the clock reference on the SILC

The DSL#0 and DSL#1 on an SILC card can be configured as the reference
clock source, with DSL#0 being assigned for the primary clock reference
and DSL#1 being assigned for the secondary clock reference.

The loop number and location of the primary and secondary clock source is
configured in the Digital Data Block LD 73. Refer to the ISDN Basic Rate
Interface Feature Fundamentals (NN43001-580)
.

Procedure 11

Providing clock referencing on the SILC

Step

Action

Complete the following procedure to provide clock referencing on the SILC.

To install the NTRB53 Clock Controller for CS 1000 Release 4.0
refer to ISDN Primary Rate Interface Installation and Commissioning
(NN43001-301).

1

Maintain the same polarity on each transmit and receive. Rewire
the selected Tx and Rx pairs (applicable to DSL0 and DSL1) to

Nortel Communication Server 1000

ISDN Basic Rate Interface Installation and Commissioning

NN43001-318

01.02

Standard

Release 5.0

20 June 2007

Copyright © 2003-2007, Nortel Networks

.