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standby or hibernation, an optional AC
power supply is provided to ensure the
headset can be continuously charged
PROBLEM
My headset does not work with my softphone.
Possible Cause Solution
Incorrect softphone selected Ensure you have selected the softphone you
are using through the software. If the
softphone you are using does not appear
on the list, please check
www.plantronics.com for software updates
Headset has a flat battery Ensure your battery is fully charged. If you
are using a laptop that regularly goes into
standby or hibernation, the AC power
supply is available to ensure the headset
can be continuously charged
CS50/CS60-USB not set as the Use the audio settings on the computer or
voice device CS50-USB/CS60-USB is the softphone to
ensure that the device used for voice.
PROBLEM
I plugged everything in but the lights won’t come on.
Possible Cause Solution
Computer not turned on Check that the computer is turned on and not
in standby or hibernation mode.
Insufficient power from USB port If using a USB hub, check that the AC power
supply is correctly connected and that the hub
can supply 250mA to charge the headset.
PROBLEM
I cannot hear caller / dial tone.
Possible Cause Solution
Too far away from base Ensure you are within range of the base
Listen volume too quiet Adjust the Listen Volume Control on the
headset, softphone and PC audio control.
Ensure the headset speaker is positioned
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