Multi-Tech Systems MMV1600 VOICE/FAX Channel 2 FXS Connector, VOICE/FAX Channel 2 FXO Connector

The voice/fax channel 2 E&M (Ear and Mouth) connector is used to connect channel 2 of the MultiMux to the trunk side of the local private branch exchange (PBX, a small switch). This connector is used when the voice/fax feature is included in the MultiMux. The E&M connector is an RJ48S 8-position keyed jack.

VOICE/FAX CHANNEL 2 FXS Connector

The voice/fax channel 2 FXS (Foreign Exchange Station) connector is used to connect channel 2 of the MultiMux to a station instrument (telephone, KTS - key telephone system, or fax machine). This connector is used when the voice/fax feature is included in the MultiMux. The FXS connector is an RJ11 jack.

VOICE/FAX CHANNEL 2 FXO Connector

The voice/fax channel 2 FXO (Foreign Exchange Office) connector is used to connect channel 2 of the MultiMux to the station side of the local private branch exchange (PBX, a small switch). This connection is also commonly referred to as an OPX - Off Premises Extension. This connector is used when the voice/fax feature is included in the MultiMux.

The FXO connector is an RJ11 jack.

VOICE/FAX CHANNEL 1 E&M Connector

The voice/fax channel 1 E&M (Ear and Mouth) connector is used to connect channel 1 of the MultiMux to the trunk side of the local private branch exchange (PBX, a small switch). This connector is used when the voice/fax feature is included in the MultiMux. The E&M connector is an RJ48S 8-position keyed jack.

VOICE/FAX CHANNEL 1 FXS Connector

The voice/fax channel 1 FXS (Foreign Exchange Station) connector is used to connect channel 1 of the MultiMux to a station instrument (telephone, KTS - key telephone system, or fax machine). This connector is used when the voice/fax feature is included in the MultiMux. The FXS connector is an RJ11 jack.

VOICE/FAX CHANNEL 1 FXO Connector

The voice/fax channel 1 FXO (Foreign Exchange Office) connector is used to connect channel 1 of the MultiMux to the station side of the local private branch exchange (PBX, a small switch). This connection is also commonly referred to as an OPX - Off Premises Exchange. This connector is used when the voice/fax feature is included in the MultiMux.

The FXO connector is an RJ11 jack.

Switches and shunts

Switch settings can be changed by taking off the front panel and locating the switches on either the aggregate or channel board(s). The initiate downline load, external/internal DSU, channel size, and remote access to the command modem DIP switches are located on the Aggregate board. The channel board(s) contian the switches that indicate which channel numbers that particular board represents, 1-8, 9-16 etc. The pc board orientation, switches and shunts are shown in Figure E-3.

Chassis

Channel Board

Channel Board

	Aggregate Board
	Voice/Fax Board
Channel	V.24/V35 Shunts
	Switch SW-5
Designation

Switches	Switch SW-6
	(Future Use)

Figure E-3. Switches and Shunts

Aggregate Board Switch SW-5