Appendix D

Modem Upgrade Instructions

Installation Instructions

Observe handling precautions: electrostatic-sensitive devices.

To install the additional quad modem card(s)onto the modem carrier card (see Figure D-2):

1Find the next available location on the modem carrier card into which a modem card can be installed.

There are eight locations on the modem carrier card that can accommodate quad modem cards (up to 32 modems). These locations are numbered (1-4, 5-8, 9- 12, and so on). If, for example, modem cards are already installed in locations 1-4 through 17-20, the next available location would be 21-24. It is important to use the next available location, and not leave any empty locations.

2Lower the modem card onto the modem carrier card, keeping the modem card horizontal.

3Carefully press the modem card into the card connector, making sure not to bend or damage any pins. Make sure that the connector is fully seated.

4Push one corner of the modem card down onto the nylon standoff until the locking detent engages.

5Repeat the previous procedure with the other three corners of the modem card.

Remote Annex 6300 Hardware Installation Guide

D-3

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Nortel Networks 6300 manual Observe handling precautions electrostatic-sensitive devices