Chapter 2 – Activation and Installation

Power

Plug the power supply cable into the modem.

For two-piece transformer power supply (International).

Connect the AC cord receptacle into the transformer block.

Connect the AC cord plug into the power outlet.

For one-piece transformer power supply (North America).

Connect between the MultiModem power receptacle and the power outlet.

For optional direct-DC powering.

Connect the direct-DC power supply cable into the DC power source on the vehicle or machine in which you are mounting the modem. Be sure the GND connection is correct.

Connect red wire to + (positive) and black wire to – (negative).

Note: For automotive application: according to the type of application, you can use permanent “+” or key- switched “+”. Connect the power supply to its source (for example, in a mobile situation, to the vehicle’s DC fuse/terminal block).

Warning

Over-voltage protection is provided on the device. To ensure complete protection, you may want to add additional filtering to the DC input

Multi-Tech Systems, Inc. MultiModem GPRS Wireless Modem User Guide

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Multi-Tech Systems F2, MTCBA-G-F1 manual Power