Yamaha YST-M8 - Manual (Page 8)

8
Troubleshooting
If your speakers fail to operate normally, check the following table. It lists common operating errors and simple measures which you can take to correct the problem. If it
cannot be corrected, or the symptom is not listed, disconnect the speaker’s AC adaptor and contact your authorized YAMAHA dealer or service center for help.
FAULT
No sound comes from one, or both of
the speakers.
No sound comes from the unit
connected to the OUTPUT (ADJ.VOL.)
jack on the rear panel.
Sound is distorted.
Noise is heard when the power is
turned on.
Noise.
CURE
• Insert the AC adaptor firmly into the wall outlet.
• Turn ON the (power) switch (the indicator lights).
• Make the connections again, firmly, or use a different
cable.
• Turn VOLUME control to the right to increase the
volume.
• Turn up the volume on the connected component.
• Disconnect the headphones.
• Turn down the volume on the connected component.
• Connect the power cord to an UNSWITCHED AC
OUTLET.
Make sure to use the (power) switch on this unit to
turn on and off.
• Make the connections again, firmly, or use a different
cable.
CAUSE
• The AC adaptor is not properly plugged in to the wall
outlet.
• The (power) switch is turned OFF.
• Connections are faulty or incomplete.
• The volume is set to minimum.
• The signal being input is too small.
• Headphones are connected.
(No sound comes from the OUTPUT jack when
headphones are connected.)
• The signal being input is too large.
• The power cord of this unit is connected to another
unit’s SWITCHED AC OUTLET.
• Connections are faulty or incomplete.
• Even if the (power) switch is set to off, a small amount of sound may be heard from the headphones if the VOLUME control is turned fully clockwise to the
maximum position.