Nortel Networks NN43001-301 Remove NT8D72 and QPC720 PRI cards from Large Systems, Procedure

124NT8D72 and QPC720 PRI card installation

7Run and connect the PRI cables.

8If required, install connecting blocks at MDF or wall-mounted crossconnect terminal.

9If required, designate connecting blocks at MDF or wall-mounted crossconnect terminal.

10If required, install CSU or Echo Canceller.

11Crossconnect PRI circuits.

12Add related office data into system memory. Refer to the work order.

13Run PRI verification tests.

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Remove NT8D72 and QPC720 PRI cards from Large Systems

UseProcedure 12 " " (page 124) to remove the NT8D72 and QPC720 PRI cards from Large Systems.

Procedure 12

Step Action

1Disable the D-channel in LD 96.

2Disable Network Loop using LD 60. The command is DISL x.

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

4Determine the location of the circuit cards to be removed.

5Remove cross connections at MDF to wall-mounted crossconnect terminal.

6Disconnect PRI cables at Echo Canceller and at carrier interface (for example, Office Repeater and NCTE equipment).

7Tag and disconnect cables from card. Rearrange Clock Controller card cables if required. This will affect call processing on DTI/PRI loops.

8Remove PRI and network circuit cards. If the other circuit of a dual network card is in use, DO NOT remove the network card.

9Pack and store circuit card.

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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