Yamaha RX-V795aRDS TROUBLESHOOTING

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, disconnect the power cord and contact your authorized YAMAHA dealer or service center.

General

Problem	Cause	What to Do
The unit fails to turn on when the	Power cord is not plugged in or is not	Firmly plug in the power cord.
STANDBY/ON switch is pressed, or turns	completely inserted.
into the standby mode suddenly soon after
	The IMPEDANCE SELECTOR switch on the	Set the switch to either end when this unit is
the power is turned on.
	rear panel is not set to either end.	in the standby mode.
This unit does not work normally.	There is an influence of strong external	Turn this unit into the standby mode and
	noise (lightning, excessive static electricity,	disconnect the AC power cord from the AC
	etc.) or a misoperation on this unit while	outlet. After about 30 seconds have passed,
	using this unit.	connect the power and operate this unit
		again.
No sound or no picture.	Incorrect output cord connections.	Connect the cords properly. If the problem
		persists, the cords may be defective.
	Appropriate input source is not selected.	Select the appropriate input source with the
		INPUT SELECTOR or the TAPE/MD
		MON/EXT. DECODER button.
	Speaker connections are not secure.	Secure the connections.
	Digital signals other than PCM audio and	Play a source whose signals this unit can
	Dolby Digital (or DTS) encoded signals	reproduce.
	which this unit cannot reproduce are input to
	this unit by playing a CD-ROM etc.
No picture	There is no S video terminal connection	Connect this unit’s S VIDEO MONITOR OUT
	between this unit and the TV, though S	terminal to the TV’s S video input terminal.
	video signals are input to this unit.
The sound suddenly goes off.	The protection circuit has been activated	Turn this unit into the standby mode, and
	because of short circuit etc.	then turn on to reset the protection circuit.
	The SLEEP timer came on.	Cancel the SLEEP timer function.
Only one side speaker outputs the sound.	Incorrect setting of the BALANCE control.	Adjust it to the appropriate position.
	Incorrect cord connections.	Connect the cords properly. If the problem
		persists, the cords may be defective.
No sound from the effect speakers.	The EFFECT button is set off.	Press the EFFECT button to turn it on.
	A Dolby Surround (or DTS) decoding	Use a different sound field program.
	program is being used with material not
	encoded with Dolby Surround (or DTS).
No sound from the center speaker.	The function “1. CENTER SPEAKER” in the	Select the appropriate position.
	SET MENU mode is set to the “NONE” position.
	One of the DSP programs No. 6 to No. 10 is	Select another program.
	selected when the input signal of source is
	2-channel stereo (analog/PCM).
	The input signals of source encoded with	Refer to the instructions for the source
	Dolby Digital or DTS do not have center	currently played.
	channel signals.
Poor bass reproduction.	The function “4. LFE/BASS OUT” in the SET	Select the MAIN position.
	MENU mode is set in the SW or BOTH
	position, though your system does not
	include a subwoofer.
	Output mode selection for each channel	Make output mode selections suitable for
	(MAIN, CENTER or REAR) is improper.	your speaker system.
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 playing a	The record is being played on a turntable	The player should be connected to the unit
record.	with an MC cartridge.	through the MC head amplifier.
The volume level cannot be increased, or	The component connected to the TAPE/MD	Turn on the power to the component.
sound is distorted.	OUT terminals of this unit is turned off.

English

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