Telex operating instructions System Power, Initial BP-1002/BP-2002 Setup

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OPERATION

SYSTEM POWER

The BP-2002 belt pack receives power externally, in one of two ways:

Via the intercom channel.

Via the local-power (pin 2) of the intercom channel connector

The BP-1002 belt pack receives power externally, via the intercom channel.

Both the BP-1002 and BP-2002 will pass system power through to subsequent belt packs that are “daisy chained” together.

INITIAL BP-1002/BP-2002 SETUP

The channel termination is initially set for balanced operation, which is compatible with other Audiocom® equipment. If the unit is going to be connected to Clear- Com equipment, one switch and several jumpers must be changed as described in the section on Clear-Com Setup in this manual.

The headset microphone type is initially set for single- ended dynamic operation. To change the microphone type to balanced dynamic, refer to Table 2 for the position of JP9.

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Contents Telex Page Introduction End-User License Agreement for Telex Software Initial BP-1002/BP-2002 Setup System PowerBP-2002 & BP-1002 Connections and Controls Connections and Controls External Connections & ControlsIntercom Channel Connectors On the BP-2002 Operating Modes Changing Modes of Operation Internal SWITCHES, Jumpers and Adjustments Side Tone Adjustment R145 Internal Switches and Jumpers Headset Connector Connector PIN ConfigurationsBP-2002 Interface Requirements GeneralHeadphone Amplifier Electret Microphone Amplifier Dynamic Microphone AmplifierBoard Number General Description Eliminating MIC-KILL and Call SignalRestoring MIC-KILL and Call Signal Printed Circuit Board Factory Service