5
GB
TROUBLESHOOTING GUIDE
PROBLEM
Earpiece is uncomfortable
Headset is not fitted correctly. Check that the earhook is properly
positioned.
Move the receiver to different positions for ideal comfort.
PROBLEM
Callers cannot hear me
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 or microphone. Ensure voice tube is
positioned correctly (see fig 2).
Ensure noise cancelling microphone is positioned correctly
(see fig 4).
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.
PROBLEM
I cannot hear callers/sudden loss of sound
Headset is not fitted correctly. Check that the earhook is
properly positioned.
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.
PROBLEM
Echo on line/hear my own voice
Transmit level too high . Adjust the transmit volume control. Refer
to your adapter or telephone equipment user guide for guidance.
5543 Mirage User Guide 25/4/01 3:29 pm Page 7
