Connecting a PA interface box

The Avaya B179 can be connected to an external PA system using a PA interface box.

	Note
	Always disconnect the power supply from the electrical outlet before disconnecting or connecting equipment to the Avaya B179.

1	2.5 meter connection cable
2	To mixer/microphone
3	To amplifier/speakers
4	PA interface box
5	AUX port

Procedure

Connect the PA box to the AUX port on the Avaya B179 with the included cable.
Connect the external amplifier to the RCA connector marked with a speaker.
Connect the microphone mixer to the RCA connector marked with a microphone.