Yamaha PJP-25UR User Manual - Troubleshooting
20
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").
Troubleshooting
Q1: LED indicator does not light up
Problem
Cause
Remedy
The power is not turned on.
The USB cable is not connected properly.
Check that the USB cable is connected firmly.
Q2: Have an audio problem
Problem
Cause
Remedy
The audio from the other unit
cannot be heard.
The microphones are muted on the other unit.
–
The audio is interrupted.
The audio cable is not connected properly.
Check that the audio cable is connected firmly.
The voltage decreases due to high volume.
• Turn the volume down.
• Use the AC adapter (sold separately).
The playback volume goes
down suddenly.
The auto-attenuator function is working.
Turn the volume down.
The speaker volume cannot be
turned up.
The volume setting in Windows is too low.
Adjust the volume setting in Windows.
The unit generates feedback
noises.
This unit is placed near the wall.
Move this unit away from the wall.
An object is placed near this unit.
Avoid placing an object in front of the
microphones of this unit.
This unit is used in a room with high
reverberation.
• 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.