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Refer to the following tables when this unit does not function properly. If the problem you are experiencing is not listed
or if the instruction does not help, contact the nearest authorized YAMAHA dealer or service center (listed in the "Quick
Start Guide").
Q1: LED indicator does not light up
Problem
The power is not turned on.
Q2: Have an audio problem
Problem
The audio from the other unit
cannot be heard.
The audio is interrupted.
The playback volume goes
down suddenly.
The speaker volume cannot be
turned up.
The unit generates feedback
noises.
20
Troubleshooting
Cause
The USB cable is not connected properly.
Cause
The microphones are muted on the other unit.
The audio cable is not connected properly.
The voltage decreases due to high volume.
The auto-attenuator function is working.
The volume setting in Windows is too low.
This unit is placed near the wall.
An object is placed near this unit.
This unit is used in a room with high
reverberation.
Remedy
Check that the USB cable is connected firmly.
Remedy
–
Check that the audio cable is connected firmly.
• Turn the volume down.
• Use the AC adapter (sold separately).
Turn the volume down.
Adjust the volume setting in Windows.
Move this unit away from the wall.
Avoid placing an object in front of the
microphones of this unit.
• Place objects with high sound absorbance in
the room other than in front of the
microphones.
• Avoid talking at a loud voice to reduce
reverberations.
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