Upgrade Planning - Nortel Meridian 1 Manual

Upgrade system installation through x11 release 21

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Upgrades to Meridian 1 option 81

Upgrade planning

553-3001-250 Standard 14.00 August 1996

Before beginning an upgrade, make sure there is sufficient room to position

the new Meridian 1 column(s). Make sure the floor can handle the additional

weight of the new column(s), and make sure a sufficient power source is

available and can be accessed by the new column(s).

Note: Specifications for Meridian 1 column(s) are provided in

Meridian 1 installation planning (553-3001-120). Specifications for

Meridian 1 power requirements are provided in Meridian 1 power

engineering (553-3001-152).

Check the contents of the upgrade package, including all circuit cards and

cables. Make sure all of the items on the order form are on the packing slip

that comes with the equipment. Check the tool list in this document. Check

that all the tools you will need are on hand.

The Core Module upgrade is physically compatible with QCA55 and

QCA108 cabinets only. Systems with other cabinet types must install

Meridian 1 Core and Network Module columns to upgrade to option 81.

There must be one or more mounting locations available on the top of the

QCA55 and QCA108 cabinets for the connector housings used for core

to network cabling:

For a one-group system, one mounting location is required on top of

For a two or three group system, two mounting locations are

required on top of the QCA55.

For a four or five group system, one more mounting location is

required on top of the QCA108, for a total of three connector

housings (two on the QCA55 and one on the QCA108).

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