Operation Manual

En 109
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 instructions below do not help, turn off this unit, disconnect the power cable, and contact the nearest authorized
Yamaha dealer or service center.
First, check the followings:
a The power cables of this unit, TV and playback devices (BD/DVD player, etc.) are connected to AC outlets securely.
b This unit, subwoofer, TV and playback devices (BD/DVD player, etc.) are turned on.
c The connectors of each cable are inserted to jacks on each devices securely.
Power and system
Troubleshooting
Problem Cause Remedy
The power does not turn on.
The protection circuitry has been activated 3 times consecutively.
As a safety precaution, capability to turn on the power is disabled. Contact your
nearest Yamaha dealer or service center to request repair.
The power does not turn off.
The internal microcomputer is hung-up due to an external electric
shock (such as lightning and excessive static electricity) or by a
drop in power supply voltage.
Hold down MAIN ZONE on the front panel for more than 10 seconds to initialize
and reboot this unit.
The power turns off (standby mode)
immediately.
This unit was turned on while a speaker cable was shorted.
Twist the bare wires of each speaker cable firmly and reconnect to this unit and
speakers (p.19).
The unit enters
standby mode automatically.
The sleep timer worked. Turn on the unit and start playback again.
Since this unit was not operated for the specified time, auto-
standby worked.
To disable auto-standby, set “Auto Power Down” in the “Setup” menu to “Off”
(p.97).
The speaker impedance setting is incorrect. Set the speaker impedance to match your speakers (p.102).
The protection circuitry has been activated because of a short
circuit.
Twist the bare wires of each speaker cable firmly and reconnect to this unit and
speakers (p.19).
This unit is uncontrollable.
The internal microcomputer is hung-up due to an external electric
shock (such as lightning and excessive static electricity) or by a
drop in power supply voltage.
Hold down MAIN ZONE on the front panel for more than 10 seconds to initialize
and reboot this unit.