Plantronics Headset Volume Locations

Identify which headset is paired to the base and refer to numbered guide for details:

HEADSET NUMBERED GUIDE:

1. Volume control [ Increase | Decrease ]
2. Call control [ Call, Hold, End]
3. Mute ( *Press volume button )
4. Power Button
5. Active Noise Cancelling

Identify which base is paired to the base and refer to numbered guide for details:

HEADSET BASE NUMBERED GUIDE:

1. Microphone Volume Control
2. Speaker Volume Control
3. Configuration Switch

Known Issues:

• Setting the Microphone Volume level(1) too high on headset base can cause echo while using the paired headset.
• Setting the Speaker Volume level(2) too high on headset base will cause audio to sound muffled. 
• Most phones work on Configuration Switch(3) position A, adjust this if you cannot hear the dial tone clearly.
• There is a known issue with EHS and Polycom VVX firmware 5.9.1.0615