JVC TH-A75R Troubleshooting, General, Problem, Possible Cause, Solution, Power does not come on

Troubleshooting

Use this chart to help you solve daily operational problems. If there is any problem you cannot solve, contact your JVC service center.

• Refer also to the manuals supplied with the components you connect to this system.

	PROBLEM		POSSIBLE CAUSE		SOLUTION
Power does not come on.		The power cord is not plugged in.		Insert the plug into an AC outlet.
“OVERLOAD” flashes on the		Speakers are overloaded because		Press	on the center unit to turn off the
display.		speaker cords are short.		system, check the speaker connection, then
				turn on the system again.
				If “OVERLOAD” reappears, unplug the power
				cord, then plug it back again. If speaker
				cords are not short, contact your dealer.
Suddenly, the system turns off.		The sleep timer or Auto Standby is activated.		Turn these functions off. (See pages 19 and 60.)
		Speakers are overloaded because of		Press	on the center unit to turn off
		high volume.		the system. Then turn on the system
				again and adjust the volume.
		The protection circuit functions for some		Check the speaker connection, then turn
		reason.		on the system again. If it does not solve
				the problem, contact your dealer.
No sound.		Speaker cords are not connected.		Check speaker connection and
				reconnect if necessary.

General

Sound from one front speaker only.

Speaker cords are short.	Check speaker connection.
The audio cord is not connected correctly.	Connect the cord correctly.
An incorrect source has been selected.	Select the correct source. (See page 17.)
Muting is on.	Press MUTING to cancel muting.
Incorrect analog/digital input mode is	Select the proper input mode.
selected.	(See page 19.)
Speaker cords connections are not correct.	Check connections.
The balance is set to one extreme.	Adjust the balance properly.
	(See pages 30 and 58.)

No sound from the surround back The speaker setting is incorrect.		Set the speaker setting properly. (See
speakers.		pages 28 and 59.)
The remote control does not	It is too far from the center unit, or is not	Operate the remote control within 7 m
work.	facing the center unit.	from the remote sensor on the center unit.
	There is something obstructing the	Avoid any obstruction. (See page 15.)
	remote sensor.

The remote control is not aimed at the remote sensor on the center unit or other components.

The remote control mode selector is set at an incorrect position.

The batteries are exhausted.

The batteries have been inserted the wrong way round (+/–).

Aim the remote control at the remote sensor on each component you want to operate.

Set it to the correct position, “DVD” or “RDS.”

Replace the batteries.

Insert the batteries correctly.

	Incorrect button is selected before	Select a correct source by pressing DVD,
	operation you are going to do.	FM/AM or VCR/TV CONTROL.
		Press SOUND before you perform sound
		adjustment.
	Sunlight is falling directly on the remote	Shade the remote sensor from direct
	sensor.	sunlight.
	Other manufacturers’ codes are not set	Enter the correct manufacturer’s code.
	correctly.	(See pages 16 and 64.)
6.1-channel reproduction cannot	Reproduced non 6.1-channel software or	Playback software bearing the mark
be done from Dolby Digital EX or	“EX/ES” is set to “OFF.”	or	.
DTS-ES software.		Set “EX/ES” to “ON” or “AUTO.” (See page 28.)
Bass sound is heard reinforced	Appropriate bass level for stereo sound	Adjust “AUDIO POS.” (See page 30.)
when listening in stereo.	is not selected.

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