Nortel Networks NN43001-301 manual Procedure Remove the NT5D12 DDP

152NT5D12 Dual-port DTI/PRI card installation

11If required, install Network Channel Terminating Equipment (NCTE).

12Enable faceplate switch S1. This is the "Loop Enable" switch.

The faceplate LEDs should go on for 4 seconds then go off and the OOS, DIS and ACT LEDs should go on again and stay on.

IF DDCH is installed, the DCH LED should flash 3 times.

13Run PRI/DTI Verification Test.

14Run PRI status check.

—End—

Remove the NT5D12 DDP

Use Procedure 17 "Remove the NT5D12 DDP" (page 152) to remove the NT5D12 from Large Systems.

CAUTION

A static discharge bracelet must be worn before handling circuit cards. Failure to wear the bracelet can result in damage to the circuit cards.

Procedure 17

Remove the NT5D12 DDP

Step Action

1Determine the cabinet and shelf location of the NT5D12 card to be removed.

2Disable Network Loop using LD 60. The command is DISL "loop number."

The associated DCHI might have to be disabled first. The faceplate switch S1 should not be disabled until both PRI loops are disabled first.

3Remove data from memory, if the NT5D12 card is being completely removed, not replaced.

4Remove cross connections at the MDF to wall-mounted crossconnect terminal.

5Tag and disconnect cables from card.

6Rearrange Clock Controller cables if required.

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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