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Mute Inditicator LED 

Microphone 

MIC Connector

To connect the expansion microphone:

Hardware Component Instructions

1.Connect the free end of the expansion microphone cable to one of the MIC ports on the phone.

The following figure shows the primary hardware component of CPE80 expansion microphone:

Muting/Un-muting a call

Quick Start Guide

To mute a call if you use an expansion microphone:

1. Tap      on the top of the expansion microphone during a call.
    The mute inditicator LED on the expansion microphone illuminates solid red.

To un-mute a call:

1. Tap      again to un-mute the call.

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