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Troubleshooting
Refer to the chart below if this unit does not function properly. If the problem you are experiencing is not listed
below or if the instructions given below do not help, disconnect the power cord and contact your authorized
YAMAHA dealer or service center.
Even if the (standby/on) button is turned off, a small amount of sound may be heard from the headphones if the
VOLUME control is set to max. This is normal.
If the VOLUME control is set to max. while the headphones are connected, you may hear a small amount of sound
from the speakers. This is normal.
Note 1: USB ports are delicate. Handle them with care. Do not insert USB plugs forcefully or you may damage the
port.
Note 2: For more information on issues related to OS, consult the your computer manual or your computer dealer.
PROBLEM CAUSE REMEDY
The speakers are
recognized as an
“unknown device”
by the computer.
The USB cable is not connected securely. Remove the USB cable from the speaker and computer,
then re-connect it securely. Also, turn off and on the power
to the speakers.
You did not complete the USB Driver
Install procedure correctly.
Turn off the power to the speakers, remove the USB cable,
then turn on the power to the speaker again. If the USB
Driver is still not recognized, re-install it.
No sound comes
from the speakers.
The AC power cord is not properly plugged
into the AC outlet.
Insert the AC power cord firmly into the AC outlet.
The (standby/on) button on the front
panel of the right satellite speaker or the
POWER switch on the subwoofer is turned
Off.
Turn on the POWER switch on the subwoofer, then turn on
the (standby/on) button on the right satellite speaker.
The volume is set to minimum. Turn the speaker VOLUME control to the right to increase
the volume.
The level of the input signal is too low. Turn up the volume on the connected device.
Connections are faulty or incomplete. Make the connections again, firmly, or use a different cable.
You are using a slow-speed USB cable. Make sure you use the USB cable included in the package
or an equivalent high-speed USB cable.
Playback sound is
interrupted.
Playback is affected by other open applica-
tions.
Close other open applications.
Sound is distorted. The level of the input signal is too high. Turn down the volume on the connected device.
Noise. Connections are faulty or incomplete. Make the connections again, firmly, or use a different cable.
Noise is heard
when the power is
turned on.
The power cord of this unit is connected to
another unit’s SWITCHED AC OUTLET.
Connect the power cable to an UNSWITCHED AC OUT-
LET.
Be sure to turn on the main POWER switch on the sub-
woofer first, then the (standby/on) switch on the right
speaker to turn on the power to the speaker system. When
you turn off the power to the system, turn off the
(standby/on) switch on the right speaker, then turn off the
main POWER switch on the subwoofer.