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.

62

POWER) is pressed,

or enters the standby

The protection circuitry has been

Make sure all speaker wire connections on this unit

11-13

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.

 

 

 

 

 

No sound

Incorrect input or output cable

Connect the cables properly. If the problem persists,

14-20

 

connections.

the cables may be defective.

 

 

 

 

 

 

The input mode is set to DTS or

Select AUTO.

31

 

ANALOG.

 

 

 

 

 

 

 

No appropriate input source has been

Select an appropriate input source with INPUT,

25

 

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

25

 

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

26

 

 

resume audio output, then adjust the volume.

 

 

 

 

 

 

The input mode is set to ANALOG while

Set the input mode to AUTO or DTS.

31

 

playing a source encoded with a DTS

 

 

 

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.

 

 

 

 

 

 

INFORMATION

ADDITIONAL

 

 

71

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Yamaha RX-V457 owner manual Troubleshooting, General

RX-V457 specifications

The Yamaha RX-V457 is a versatile and powerful AV receiver that was crafted to enhance the home audio experience. Designed with both quality and functionality in mind, this receiver appeals to both audiophiles and casual listeners looking for an impressive sound system.

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