Troubleshooting Guide - Plantronics SUPRA Manual

32303-01 Rev.C 30/3/99 6:00 pm
Maintenance Hints for Trouble Shooting Guide
Optimum Performance
Replace voice tube every
Problem
six months
Earpiece is uncomfortable
Replace ear cushions ever y
six months
Clean cable with a moist
Callers cannot hear me
cloth once a month
If using a M12 modular
adapter, replace the
batteries every six to
nine months
I cannot hear callers/
sudden loss of sound
Echo on line/hear my
own voice
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Possible Cause Remedy
Headset is not fitted correctly Check that the receiver is properly positioned.
Move the receiver to different positions for
ideal comfort.
Blocked voice tube Remove voice tube and speak into silver tube; if you
can now be heard, then replace voice tube.
Poor position of voice tube Ensure voice tube is positioned correctly (see fig 4).
or microphone
Ensure noise cancelling microphone is positioned
correctly (see fig 6).
Transmit level too low If you have an M12 or E10 adapter, turn up the
transmit volume on the side of the adapter until the
caller can hear you. Refer to the adapter user guide.
Headset is not fitted correctly Check that the headset is properly positioned, and if
necessary adjust the headband by lengthening or
shortening the band.
Headset not plugged in correctly Check that the Quick Disconnect and other
connectors are correctly plugged in.
Receive level too low Turn up the receive volume control on the adapter.
Transmit level too high Adjust the transmit volume control. Refer to your
adapter or telephone equipment user guide
for guidance.
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