Qpc441 Three-Port Extender Card - Nortel Meridian 1 Replacement Manual

Page 262 of 362

QPC441 Three-Port Extender Card

553-3001-520 Standard 16.00 April 2000
Replacing equipment
Use this procedure to replace a three-port extender (3PE) card. To software
disable the 3PE card:
— In Options 51C, 61C, and 81C, you must disable the associated
NT6D65 Core to Network Interface (CNI) Card. Go to Step 1 on
page 262.
Note 1: In any Network Module, before you hardware disable the 3PE
card you must software disable the QPC43 Peripheral Signaling Card,
the QPC412 Intergroup Switch (IGS) Card, and any serial data interface
(SDI) cards in the card cage.
Note 2: In Options 51C, 61C, and 81C, if you are replacing the 3PE card
in the Core/Network, before you hardware disable the 3PE card you must
software disable the QPC471 or QPC775 Clock Controller Card on the
same CPU. Make sure the replacement card is QPC441 vintage F or later.
See the X11 Administration (553-3001-311) for a description of all
maintenance commands, and the X11 System Messages Guide
(553-3001-411) for interpreting system messages.
Module covers are not hinged; do not let go of the cover. Lift the cover
away from the module and set it out of your work area.
At some point in this procedure the system may initialize, causing a
momentary interruption in call processing.
Removing equipment
1 Software disable the 3PE. The CPU associated with the CNI card must
be inactive:
WARNING
CAUTION