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 instruction below does not help, set this unit in the standby mode, disconnect the power cord, and contact the nearest authorized YAMAHA dealer or service center.

■ General

Problem

Cause

Remedy

 

 

 

This unit fails to turn on when

The power cord is not connected or the plug is not

Firmly connect the power cord.

STANDBY/ON (or POWER) is

completely inserted.

 

pressed, or enters in the standby

 

 

 

 

mode soon after the power has

IMPEDANCE SELECTOR on the rear panel is not

Set the switch fully to the upper or lower position

been turned on.

fully set to the upper or lower position.

when this unit is in the standby mode.

 

 

 

 

The protection circuitry has been activated.

Make sure all speaker wire connections on this unit

 

 

and on all speakers are secure and that the wire for

 

 

each connection does not touch anything other than its

 

 

respective connection.

 

 

 

 

This unit has been exposed to a strong external electric

Set this unit in the standby mode, disconnect the

 

shock (such as lightning and strong static electricity).

power cord, plug it back in after 30 seconds, and start

 

 

operating.

 

 

 

On-screen display does not

The setting for the on-screen display is set to

Select the full display or short display mode (see page

appear.

“DISPLAY OFF”.

__).

 

 

 

 

The BLUE BACK setting under “15 DISPLAY SET”

Set BLUE BACK to “AUTO” to always show the

 

on the SET MENU is set to “OFF”, and no video

OSD (see page __).

 

signal is input to this unit.

 

 

 

 

No sound and/or no picture.

Incorrect input or output cable connections.

Connect the cables properly. If the problem persists,

 

 

the cables may be defective.

 

 

 

 

An appropriate input source has not been selected.

Select an appropriate input source with INPUT

 

 

SELECTOR or 6CH INPUT (or the input selector

 

 

buttons) (see page __).

 

 

 

 

The speaker connections are not secure.

Secure the connections.

 

 

 

 

The main speakers to be used have not been selected

Select the main speakers with SPEAKERS A and/or

 

properly.

B (or speaker A and/or B “ON”) (see page __).

 

 

 

 

The volume is turned down.

Turn up the volume.

 

 

 

 

The sound is muted.

Press MUTE or any operation buttons of this unit to

 

 

cancel a mute and adjust the volume.

 

 

 

 

The signals that this unit cannot reproduce such as a

Play a source whose signals this unit can reproduce.

 

CD-ROM are being input.

 

 

 

 

 

The output and input for the picture are connected to

Make connections using the same type of jack

 

different types of video jacks.

(between S VIDEO, VIDEO (composite), or

 

 

COMPONENT VIDEO jacks) for both the input and

 

 

output.

 

 

 

The sound suddenly goes off.

The protection circuit has been activated because of a

Check IMPEDANCE SELECTOR is set to the

 

short circuit, etc.

appropriate position and then turn this unit back on.

 

 

 

 

 

Check the speaker wires are not touching each other

 

 

and then turn this unit back on.

 

 

 

 

The sleep timer has functioned.

Turn on the power, and play the source again.

 

 

 

 

The sound is muted.

Press MUTE or any operation buttons of this unit to

 

 

cancel a mute and adjust the volume.

 

 

 

Only the speaker on one side can

Incorrect cable connections.

Connect the cables properly. If the problem persists,

be heard.

 

the cables may be defective.

 

 

 

 

BALANCE is turned to the left or right end.

Adjust it to the appropriate position.

 

 

 

E-112