Troubleshooting

Refer to the chart below when the speakers do not function properly. If the problem you are experiencing is not listed below or if the instructions given below do not help, disconnect the AC adaptor and contact your authorized YAMAHA dealer or service center.

 

 

 

 

 

 

Problem

Cause

What to Do

 

 

 

No sound comes from the speakers or

The AC adaptor is not properly plugged into

Insert the AC adaptor firmly into the AC

subwoofer.

the AC receptacle.

receptacle.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The power of this system is set to off.

Turn on the power by pressing the power

 

 

 

 

 

 

 

 

 

 

 

 

switch. (The power indicator lights up.)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Connections are faulty or incomplete.

Make the connections again.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Appropriate input mode is not selected.

Select the appropriate input mode by

 

 

 

 

 

 

 

 

 

 

 

 

pressing the INPUT selector button.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The volume setting is low.

Turn the MASTER VOLUME control

 

 

 

 

 

 

 

 

 

 

 

 

clockwise to increase the volume.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The MUTE function is active. (The indicator

Press the MUTE button to cancel this

 

 

 

 

 

 

 

 

 

 

 

on the left side of the MUTE button is

function. (Some other operations also cancel

 

 

 

 

 

 

 

 

 

 

 

illuminated.)

this function.)

 

 

 

 

 

No sound from the surround speakers

The SURROUND level control is set to

Turn the SURROUND level control clockwise

 

 

 

 

 

 

 

 

 

 

 

minimum.

to increase the level.

 

 

 

 

 

 

 

 

 

 

 

 

 

No surround mode is selected.

Select the appropriate surround mode by

 

 

 

 

 

 

 

 

 

 

 

 

pressing the MODE button. If no mode can

 

 

 

 

 

 

 

 

 

 

 

 

be selected, change the input source to

 

 

 

 

 

 

 

 

 

 

 

 

another which is encoded with DTS, Dolby

 

 

 

 

 

 

 

 

 

 

 

 

Digital or Dolby Prologic.

 

 

 

 

 

No sound from the center speaker

The CENTER level control is set to minimum.

Turn the CENTER level control clockwise to

 

 

 

 

 

 

 

 

 

 

 

 

increase the level.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The SPEAKER MODE switch on the rear

Set the SPEAKER MODE switch to “5CH”.

 

 

 

 

 

 

 

 

 

 

 

panel of the amplifier unit is set to “2CH” or

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

“4CH”.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

No surround mode is selected.

Select the appropriate surround mode by

 

 

 

 

 

 

 

 

 

 

 

 

pressing the MODE button. If no mode can

 

 

 

 

 

 

 

 

 

 

 

 

be selected, change the input source to

 

 

 

 

 

 

 

 

 

 

 

 

another which is encoded with DTS, Dolby

 

 

 

 

 

 

 

 

 

 

 

 

Digital or Dolby Prologic.

 

 

 

 

 

No sound from the center and

Dim illumination of an indicator means that

Press the MODE button for the appropriate

surround speakers though the DTS or

signals encoded with the corresponding

surround format. The indicator turns bright,

 

 

 

DIGITAL mode indicator is

format (DTS or Dolby Digital) is inputted to

and the center and surround speakers output

 

 

 

 

 

 

illuminated.

this system. In this case, the signals are

sounds since the surround format is decoded.

 

 

 

 

 

 

 

 

 

 

 

mixed into 2-channels and outputted from the

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

front speakers only.

 

 

 

 

 

 

 

 

 

 

 

The

 

 

 

DIGITAL mode indicator is

The input source encoded with Dolby Digital

Check the setting of the digital output on the

 

 

 

dimly illuminated and the

 

 

 

 

may be originally in 2-channel mode.

player which is sending input signals to this

 

 

 

 

PROLOGIC mode indicator is brightly

 

system. If the input source is originally in 2-

illuminated.

 

channel mode, use the

 

 

PROLOGIC mode

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

to enjoy the source in a multi-channel mode.

 

 

 

Sound is distorted.

The level of the signal being inputted is too

Turn up the volume on the connected

 

 

 

 

 

 

 

 

 

 

 

low.

component.

 

 

 

 

 

Noise.

The level of the signal being inputted is too

Turn down the volume on the connected

 

 

 

 

 

 

 

 

 

 

 

high.

component.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Connections are faulty or incomplete.

Make the connections again.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The amplifier unit is near the monitor.

Place the amplifier away from the monitor.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

English

E-9