Nortel Networks 553-3001-211 Installing a circuit card, Procedure Installation, System Failure

Page 84 of 894 Circuit card installation

•Hardware disable cards, whenever there is an enable/disable switch, before they are removed or inserted.

•Return defective or heavily contaminated cards to a repair center. Do not try to repair or clean them.

Installing a circuit card

This procedure provides detailed installation instructions for circuit cards.

DANGER

To avoid personal injury and equipment damage, read all of the guidelines in “Circuit card installation” on page 78 before you begin installation and follow all guidelines throughout the procedure.

Procedure 1

Installation

1Open the protective carton and remove the circuit card from the antistatic bag. Return the antistatic bag to the carton and store it for future use.

2Inspect the card components, faceplate, locking devices, and connectors for damage. If damaged, tag the card with a description of the problem and package it for return to a repair center.

3Refer to the work order to determine the module and slot location for the card.

4If there is an enable/disable (Enb/Dis) switch on the faceplate, set it to Dis.

5If there are option switches or jumpers on the card, set them according to the work order (see “Option settings” on page 99).

CAUTION

System Failure

Incorrectly set switches on common equipment circuit cards may cause a system failure.

6Squeeze the ends of the locking devices on the card and pull the tabs away from the latch posts and faceplate (see Figure 16).

553-3001-211 Standard 2.00 September 2004