Plantronics CS351N Headphones User Manual


 
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While on a call, adjust the listening volume by using the Listening Volume Switch on the
back of the base.
Adjust Listening Volume
Listening Volume Switch
Position 1 = Loudest
Position 4 = Softest
Speaking Volume Switch
Position A = Softest
Position D = Loudest
While on a call, set the Speaking Volume Switch to the best setting for the listener (a paper
clip or pen tip can help). Too high a setting can produce an uncomfortable echo for you
and distorted sound for your listeners. You will be able to make minor adjustments to
speaking volume while on a call using the Speaking Volume Control on the back of the base.
Adjust Speaking Volume
On the headset, press the (+) on the Listening Volume Button
to increase the volume. Press the (–) to decrease the volume
To Fine Tune Listening Volume
While on a call, you can adjust your speaking volume by pressing the Speaking Volume
Minor Adjustment Control buttons on the back of the base.
To Fine Tune Speaking Volume
Speaking Volume
Minor Adjustment
Control
If the sound quality is poor or background noise is evident after these adjustments
re-adjust the con guration dial for better quality. See page 9.