APPENDIX

Troubleshooting

Refer to the table 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, turn off this unit, disconnect the power cable, and contact the nearest authorized Yamaha dealer or service center.

General

Problem

Cause

Remedy

See

page

 

 

 

 

 

 

 

This unit fails to turn

The power cable is not connected or the

Connect the power cable properly to an AC wall

—

on or enters the

plug is not completely inserted.

outlet.

 

standby mode soon

 

 

 

The speaker impedance setting is

Set the speaker impedance to match your speakers.

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after the power is

incorrect.

 

 

turned on.

 

 

 

 

 

 

 

 

(When this unit is turned back on and “CHECK SP WIRES!” is displayed.) The protection circuitry has been activated because this unit was turned on while a speaker cable was shorted.

Make sure that all speaker cables between this unit

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and speakers are connected properly.

 

This unit cannot be The internal microcomputer is frozen due

turned off.to an external electric shock (such as lightning or excessive static electricity) or by a drop in power supply voltage.

Disconnect the power cable from the AC wall outlet,

—

wait about 30 seconds and then plug it in again.

 

No sound.

“Audio Output” in “1 HDMI” of Function

Select a choice for “Audio Output” (Function

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Setup is set to “TV.”

Setup→1 HDMI→Audio Output) other than “TV.”

 

 

 

 

 

 

A proper audio decoder is not selected.

Display the OPTION menu and set “Decoder Mode”

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to “Auto.”

 

 

 

 

 

 

Incorrect input or output cable

Connect the cables properly. If the problem persists,

14-16

 

connections.

the cables may be defective.

 

 

 

 

 

 

No appropriate input source has been

Select an appropriate input source with NINPUT l

21

 

selected.

/ hor the gInput selection keys on the

 

 

 

remote control.

 

 

 

 

 

 

Speaker connections are not secure.

Secure the connections.

11

 

 

 

 

 

The volume is turned down or muted.

Turn up the volume.

—

 

 

 

 

Signals this unit cannot reproduce are being input from a source component, such as a CD-ROM.

Display Signal info of the option menu and check the

—

input signal format.

 

If “No Signal” is displayed, check if the playback

 

component is properly connected to this unit (or a

 

proper input source is selected).

 

If “___” is displayed, the input signal in that format

 

cannot be reproduced by this unit.

 

The HDMI components connected to this unit do not support the HDCP copy protection standards.

Connect HDMI components that support the HDCP

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copy protection standards.

 

46 En