Nortel Networks NN43001-301 manual Install/remove daughterboards on the NTAK09 DTI/PRI card

2061.5 Mb PRI implementation

Procedure 26

Removing the NTRB21 TMDI card

Step Action

1If in PRI mode, enter the following command in LD 96 to software disable the D-channel:

DIS DCH x

where x is the DCH port number that was assigned in LD 17.

2If the Clock Controller is enabled, enter the following command in LD

60 to software disable it:

DIS CC 0

3Enter the following command in LD 96 to disable the NTRB21 TMDI card:

DIS TMDI x All

where x is the NTRB21 TMDI card number (DLOP). The card number associated with a NTRB21 TMDI card is based on the slot in which the card is installed.

4Hold the NTRB21 by the lock latch, unlock the latch, and slide the card out from the cabinet.

—End—

Install/remove daughterboards on the NTAK09 DTI/PRI card

Use these guidelines to mount the NTAK20 CC and the NTAK93 DCHI or NTBK51 DDCH daughterboards on the NTAK09 DTI/PRI card. Because of the physical layout of the mother and daughterboards, the NTAK93 or NTBK51 should be mounted before the NTAK20. Work on a flat surface when mounting or removing daughterboards.

Procedure 27

Mounting the daughterboards on the NTAK09

Step Action

1Visually inspect the connector pins on the underside of the daughterboard. Straighten and realign any bent pins prior to mounting.

2Place the NTAK09 down flat on an antistatic pad.

3From an overhead view, with the daughterboard parallel above the NTAK09 and the connector pins aligned over the connector

Nortel Communication Server 1000

ISDN Primary Rate Interface Installation and Commissioning

NN43001-301 02.03 Standard

Release 5.5 7 December 2007

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