TROUBLESHOOTING

Refer to the chart below when 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.

ProblemCauseWhat to Do

 

 

 

The unit cannot be turned on or

Power cord is not plugged in nor

Firmly plug in the power cord.

turns off suddenly soon after the

completely inserted.

 

power is turned on.

The IMPEDANCE SELECTOR switch on

Set the switch to either end when this

 

 

the rear panel is not set to either end.

unit is off.

This unit does not work normally.

There is an influence of strong external

Turn off this unit by pressing the

 

noise (lightning, excessive static

POWER switch. After about 30 seconds

 

electricity, etc.) or a misoperation on this

have passed, turn on this unit and

 

unit while using this unit.

operate this unit again.

No sound.

Incorrect output cord connections.

Connect the cords properly. If the

 

 

problem persists, the cords may be

 

 

defective.

 

Appropriate input source is not selected.

Select an appropriate input source with

 

 

the INPUT selector.

 

 

 

 

The SPEAKERS switches are not set

Set the corresponding SPEAKERS

 

properly.

switch to the ON position.

 

 

 

 

Speaker connections are not secure.

Secure the connections.

 

 

 

The sound suddenly goes off.

The protection circuit has been activated

Turn off this unit by pressing the

 

because of short circuit etc.

POWER switch, and then turn this unit

 

 

on to reset the protection circuit.

 

 

 

Only one of the speakers

Incorrect setting of the BALANCE

Adjust it to the appropriate position.

produces the sound.

control.

 

 

 

 

 

Incorrect cord connections.

Connect the cords properly. If the

 

 

problem persists, the cords may be

 

 

defective.

 

 

 

There is a lack of bass and no

The + and – wires are connected in

Connect the speaker wires in the

ambience.

reverse at the amplifier or speakers.

correct phase (+ and –).

 

 

 

Sound “hums”.

Incorrect cord connections.

Firmly connect the audio plugs. If the

 

 

problem persists, the cords may be

 

 

defective.

 

 

 

 

No connection from the turntable to the

Make the GND connection between the

 

GND terminal.

turntable and this unit.

 

 

 

The volume level is low while

The record is being played on a

The turntable should be connected to

playing a record.

turntable with an MC cartridge.

this unit through the MC head amplifier.

The volume level cannot be

The component connected to the TAPE

Turn on the power to the component.

increased, or sound is distorted.

OUT or MD OUT terminals of this unit is

 

 

turned off.

 

 

 

 

The sound is degraded when

This unit is turned off or in the standby

Turn on the power to this unit.

listening with the headphones

mode.

 

connected to the compact disc

 

 

player or tape deck that are

 

 

connected with this unit.

 

 

Sound level is low.

The LOUDNESS control is functioning.

Set the LOUDNESS control to the FLAT

 

 

position.

 

 

 

The input source cannot be

The CD/DVD DIRECT AMP switch is

Switch off the CD/DVD DIRECT AMP

changed, though the INPUT

ON.

switch.

selector is turned.

 

 

Using the BASS, TREBLE,

The CD/DVD DIRECT AMP switch or

The CD/DVD DIRECT AMP switch or

BALANCE and LOUDNESS

PURE DIRECT switch is ON.

PURE DIRECT switch must be

controls does not affect the tone.

 

switched OFF to use those controls.

The remote control does not

The batteries of this remote control are

Replace the batteries with new ones.

work.

weak.

 

The remote control does not

Wrong distance or angle.

The remote control will function from a

function properly.

 

maximum range of 6 meters and no

 

 

more than 30 degrees off-axis from the

 

 

front panel.

 

Direct sunlight or lighting (of an inverter

Reposition of the main unit.

 

type fluorescent lamp etc.) is striking the

 

 

remote control sensor of the main unit.

 

 

 

 

English

E-13