Sennheiser UI 770 Manual page 13

UI_770.book Seite 13 Mittwoch, 24. Oktober 2012 1:50 13
If a problem occurs
Problem
The other party
cannot hear you
No connection
to the PC
Your voice can
hardly be heard
The speaker
volume varies
If the problem persists, please contact your local Sennheiser
Communications agent for assistance. Never repair or attempt to
repair the units as this will invalidate the warranty.
For possible solutions to problems, please refer to the
FAQ on our website at www.senncom.com > "Products" >
"Universal Interface".
What to do
Make sure that the mute button is in "up"
position.
Make sure that the cables are connected
correctly.
Increase the volume on your PC.
Your PC and the UI 770 are not compatibel.
Please contact your dealer.
Make sure that the headset microphone is
positioned at the corner of your mouth.
Make sure that the volume of the headset
microphone is sufficient.
Make sure that the UI 770 is correctly
adjusted to your telephone.
Your telephone does not meet standard
requirements. Please contact your dealer.
The battery may be low.
Replace the battery
UI 770 | 13