User Guide

RS232 Connection

Plug one end of the serial cable into the RS232 connector on the mo- dem, and the other end into a serial port connector on your computer, such as COM1 or COM2.

Line Connection

Plug one end of the phone cable into the modem’s LINE jack, and the other end into a phone line wall jack.

Note: The LINE jack is not interchangeable with the PHONE jack. Do not plug the phone into the LINE jack or the line cable into the PHONE jack.

Note: The Federal Communications Commission (FCC), Industry Canada, and the British Approvals Board for Telecommunications (BABT) impose certain restrictions on equipment connected to public telephone systems. See Appendix A for more information.

Phone Connection

For voice-only calls, you can optionally plug a telephone into the mo- dem’s PHONE jack. The UK and international models do not have a PHONE jack.

Microphone Connection (MT5634ZBAV only)

For voice mail or speakerphone applications, plug an unamplified mi- crophone into the MIC jack on the side of the modem. The microphone should have a stereo 1/8-inch mini plug. Do not use a monophonic mi- crophone.

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Multi-Tech Systems MT5634ZBAV manual User Guide RS232 Connection, Line Connection, Phone Connection