Yamaha RX-V471, Руководство пользователя

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Refer to the table below if 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.
Confirm the following points first.
a
The power plugs of the unit, TV and external devices (such as a BD/DVD player) are plugged into the electric outlet securely.
b
The unit, subwoofer, TV and external devices (such as a BD/DVD player) are turned on.
c
The cables between devices are connected securely.
Power/system
Troubleshooting
Problem Cause Remedy
The power will not turn on.
The internal circuits of the unit have a problem.
The capability to turn on the power is disabled as a safety precaution. Contact
your nearest Yamaha dealer or service center to request repairs.
The unit cannot be turned off.
The internal microcomputer is hung-up due to an external electric
shock (such as lightning or excessive static electricity) or by a drop in
the power supply voltage.
Press and hold (power) for over 10 seconds. The unit will be initialized and
rebooted.
The unit enters standby mode soon after
the power is turned on.
The unit was turned on while a speaker cable is shorted.
Make sure that all speaker cables between the unit and speakers are
connected properly.
The unit enters standby mode.
The sleep timer has turned the unit off. Turn on the unit, and play the source again.
The auto power down function is activated because of no operations
with the remote control or the unit itself for a while. Set “Auto Power Down” to “Off” to disable the auto power down function
(p.68).
The protection circuitry has been activated because of a short circuit,
etc. Make sure that all speaker cables between the unit and speakers are
connected properly.
The heat protection has been activated because sound was continually
output at high volumes. Wait until the unit cools to normal temperature, turn on the unit again and turn
down the volume level and play the source again (p.31).
The unit does not work properly.
The internal microcomputer is hung-up due to an external electric
shock (such as lightning or excessive static electricity) or by a drop in
the power supply voltage.
Press and hold (power) for over 10 seconds. The unit will be initialized and
rebooted.