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 to the standby mode, disconnect the power cord, and contact the nearest authorized YAMAHA dealer or service center.

■General

Problem

Cause

Remedy

Refer to

 

 

page

 

 

 

 

 

 

 

 

 

 

 

 

 

This unit fails to turn

The power cord is not connected or the

Connect the power cord firmly.

—

 

 

on when STANDBY/

plug is not completely inserted.

 

 

 

 

ON (or SYSTEM

 

 

 

 

 

The impedance setting is incorrect.

Set the impedance to match your speakers.

74

 

 

POWER) is pressed,

 

 

or enters the standby

 

 

 

 

 

The protection circuitry has been

Make sure all speaker wire connections on this unit

11-14

 

 

mode soon after the

 

 

activated.

and on all speakers are secure and that the wire for

 

 

 

power has been

 

 

 

 

each connection does not touch anything other than

 

 

 

turned on.

 

 

 

 

 

its respective connection.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

This unit has been exposed to a strong

Set this unit in the standby mode, disconnect the

—

 

 

 

external electric shock (such as lightning

power cord, plug it back in after 30 seconds, then use

 

 

 

 

or strong static electricity).

it normally.

 

 

 

 

 

 

 

 

 

On-screen display

The setting for the on-screen display is set

Select the full display or short display mode.

59

 

 

does not appear.

to “DISPLAY OFF”.

 

 

 

 

 

 

 

 

 

 

 

“GRAY BACK” in SET MENU is set to

Set “GRAY BACK” to AUTO to always show the

71

 

 

 

OFF, and no video signal is currently

OSD.

 

 

 

 

being received.

 

 

 

 

 

 

 

 

 

 

No sound

Incorrect input or output cable

Connect the cables properly. If the problem persists,

15-20

 

 

 

connections.

the cables may be defective.

 

 

 

 

 

 

 

 

 

 

The optimizer microphone is connected.

Disconnect the optimizer microphone.

24

 

 

 

 

 

 

 

 

 

The input mode is set to DTS or

Select AUTO.

37

 

 

 

ANALOG.

 

 

 

 

 

 

 

 

 

 

 

No appropriate input source has been

Select an appropriate input source with INPUT,

30

 

 

 

selected.

MULTI CH INPUT (or MULTI CH IN on the remote

 

 

 

 

 

control) or the input selector buttons.

 

 

 

 

 

 

 

 

 

 

Speaker connections are not secure.

Secure the connections.

12

 

 

 

 

 

 

 

 

 

The front speakers to be used have not

Select the front speakers with SPEAKERS A and/or

30

 

 

 

been selected properly.

B.

 

 

 

 

 

 

 

 

 

 

The volume is turned down.

Turn up the volume.

—

 

 

 

 

 

 

 

 

 

The sound is muted.

Press MUTE or any operation button of this unit to

31

 

 

 

 

resume audio output, then adjust the volume.

 

 

 

 

 

 

 

 

 

 

The input mode is set to ANALOG while

Set the input mode to AUTO or DTS.

37

 

 

 

ADDITIONAL INFORMATION

No picture

playing a source encoded with a DTS

Turn on the video conversion function.

71

 

The output and input for the picture are

 

 

signal.

 

 

 

 

 

Signals this unit cannot reproduce are

Play a source whose signals can be reproduced by this

—

 

 

 

being received from a source component,

unit.

 

 

 

 

such as a CD-ROM.

 

 

 

 

 

 

 

 

 

 

 

connected to different types of video

 

 

 

 

 

 

 

 

 

 

jacks.

 

 

 

 

 

 

 

 

 

 

93