Konftel 50 - Manual (Page 17)

5
TROUBLESHOOTING
SOUND
No sound
. Are the LEDs red? If so, the mute button is activated. Press to deactivate.
Poor sound quality, echo
. Check the position. The unit is intended to stand flat on a table. Avoid moving
the unit around during a call. Do not place the unit too close to a wall or under-
neath objects such as lampshades or pot plants.
. Tune Konftel 50 manually. See instructions for manual tuning.
3. Is the volume correctly adjusted? See the instructions for adjusting the volume
setting for the microphone.
4. Is the other party using a conference unit, sound card or software that cannot
handle full duplex?
5. When the unit is connected to a computer, radio frequency interference may
cause discernible sound. The sound will end when the interference stops.