Yamaha YST-FSW150_YST-FSW050 - Инструкция по эксплуатации - Страница 9

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Troubleshooting

Refer to the chart below if the unit does not function properly. If the problem you are experiencing is not 
listed, or if the instructions fail to help you resolve the problem, disconnect the power cable and contact your 
authorized Yamaha dealer or service center.

Problem

Cause

Remedy

Power is not supplied even though 
the POWER button is set to the ON 
position.

The power plug is not securely connected. Turn the 

POWER

 button to 

OFF/

SYSTEM

, and then connect the power 

plug securely.

No sound.

The 

VOLUME

 control is set to (0).

Turn up the volume.

A subwoofer cable is not connected 
securely.

Connect a subwoofer cable securely.

Sound level is too low.

You are playing a sound source that 
includes inadequate bass frequencies.

Play a sound source that includes more 
bass frequencies.

The sound level has been diminished by 
standing waves.

Reposition the subwoofer, or break up the 
parallel wall surface by placing 
bookshelves or other large objects along 
the wall.

The input signal is too small.

Turn up the volume.

No signal from the subwoofer output 
terminal of the component.

Check the speaker mode setting on the 
component.