Yamaha AVENTAGE RX-A2020, AVENTAGE RX-A3020 Troubleshooting, Power and system, First, check the following:, cThe connectors of each cable are securely inserted in to jacks on each device, Cause, Remedy

Troubleshooting

Refer to the table below when the unit does not function properly.

If the problem you are experiencing is not listed below or if the instructions below do not help, turn off the unit, disconnect the power cable, and contact the nearest authorized Yamaha dealer or service center.

First, check the following:

aThe power cables of the unit, TV and playback devices (such as BD/DVD players) are connected to AC wall outlets securely.

bThe unit, subwoofer, TV and playback devices (such as BD/DVD players) are turned on.

cThe connectors of each cable are securely inserted in to jacks on each device.Power and system

Problem	Cause	Remedy
	The protection circuitry has been activated three times	As a safety precaution, capability to turn on the power is disabled. Contact your
The power does not turn on.	consecutively. When the unit is in this condition, the standby
		nearest Yamaha dealer or service center to request repair.
	indicator on the unit blinks if you try to turn on the power.
	The internal microcomputer has frozen, due to an external electric	Hold down MAIN ZONE zon the front panel for more than 10 seconds to
The power does not turn off.	shock (such as lightning or excessive static electricity) or to a drop	initialize and reboot the unit. (If the problem persists, disconnect the power cable
	in the power supply voltage.	from the AC wall outlet and plug it again.)
The power turns off (standby mode) immediately.	The unit was turned on while a speaker cable was shorted.	Twist the bare wires of each speaker cable firmly and reconnect to the unit and
		speakers (p.23).
	The sleep timer worked.	Turn on the unit and start playback again.
	The auto-standby function kicked in because the unit was not used	To disable the auto-standby function, set “Auto Power Down” in the “Setup” menu
	for the specified time.	to “Off” (p.130).
The unit enters standby mode automatically.	The speaker impedance setting is incorrect.	Set the speaker impedance to match your speakers (p.133).
	The protection circuitry has been activated because of a short	Twist the bare wires of each speaker cable firmly and reconnect to the unit and
	circuit.	speakers (p.23).
	The protection circuitry has been activated because the volume of	Turn down the volume. If “ECO Mode” in the “Setup” menu is set to “On”, set it to
	the unit is too high.	“Off” (p.130).
	The internal microcomputer is frozen, due to an external electric	Hold down MAIN ZONE zon the front panel for more than 10 seconds to
The unit is not reacting.	shock (such as lightning or excessive static electricity) or to a drop	initialize and reboot the unit. (If the problem persists, disconnect the power cable
	in the power supply voltage.	from the AC wall outlet and plug it again.)

APPENDIX ➤ Troubleshooting En 146