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MT3334HD8 User Guide
8 CommPlete Communications Server
Introduction
This chapter describes how to install the MT3334HD8 modem card into a CommPlete Communication
Server CC9600 chassis. This equipment should be installed only by a qualified service person.
The MT3334HD8 assembly consists of a high-density modem card and a front panel. Figure 1 shows the
layout of the MT3334HD8 card. The MT3334HD8 assembly plugs into power and data, Ethernet, and T1
bus connectors on the inside of the CC9600 chassis. There are no external connectors.
Connectors
LEDs
Figure 1. MT3334HD8 modem card.
Safety Warnings
✔ Never install telephone wiring during a lightning storm.
✔ Never install telephone jacks in wet locations unless the jacks are specifically designed for wet
locations.
✔ Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected
at the network interface.
✔ Use caution when installing or modifying telephone lines.
✔ Avoid using a telephone (other than a cordless type) during an electrical storm. There may be a remote
risk of electrical shock from lightning.
✔ Do not use the telephone to report a gas leak in the vicinity of the leak
✔ Ports that are connected to other apparatus are defined as SELV. To ensure conformity to EN 41003,
ensure that these ports are only connected to the same type on the other apparatus.