Troubleshooting; First, Check The Following; Power, System And Remote Control - Yamaha RX-A730 Owner's Manual

Refer tothe table below w hen t he unit d oes n ot f unction properly.
Ifthe problem you are experiencing isnot l isted b elow o rifthe instructions below d onot h elp, turn off t he unit, disconnect the power cable, and contact the nearest authorized
Yamaha dealer orservice center.
First, check the following:
(_) The power cables of the unit, TV and playback devices (such as BD/DVD players) are connected to AC wall outlets
securely.
(_) The unit, subwoofer, TV and playback devices (such as BD/DVD players) are turned on.
(_) The connectors of each cable are securely inserted in to jacks on each device.
Power, system and remote control
The protection circuitry has been activated three times
The power does not turn on. consecutively. When the unit is in this condition, the standby
indicator on the unit blinks if you try to turn on the power.
The internal microcomputer has frozen, due to an external electric
The power does not turn off. shock (such as lightning or excessive static electricity) or to a drop
in the power supply voltage.
The power turns off (standby mode) immediately. The unit was turned on while a speaker cable was shorted.
The unit enters standby mode automatically.
The unit is not reacting.
The sleep timer worked.
The auto-standby function kicked in because the unit was not used
for the specified time.
The speaker impedance setting is incorrect.
The protection circuitry has been activated because of a short
circuit.
The internal microcomputer is frozen, due to an external electric
shock (such as lightning or excessive static electricity) or to a drop
in the power supply voltage.
As a safety precaution, capability to turn on the power is disabled. Contact your
nearest Yamaha dealer or service center to request repair.
Hold down MAIN ZONE d.b on the front panel for more than 10 seconds to
initialize and reboot the unit. (If the problem persists, disconnect the power cable
from the AC wall outlet and plug it again.)
Twist the bare wires of each speaker cable firmly and reconnect to the unit and
speakers (p.18).
Turn on the unit and start playback again.
To disable the auto-standby function, set "Auto Power Standby" in the "Setup"
menu to "Off" (p.96).
Set the speaker impedance to match your speakers (p.99).
Twist the bare wires of each speaker cable firmly and reconnect to the unit and
speakers (p.18).
Hold down MAIN ZONE _ on the front panel for more than 10 seconds to
initialize and reboot the unit. (If the problem persists, disconnect the power cable
from the AC wall outlet and plug it again.)
APPENDIX • Troubleshooting I En107