Audio Trouble - Yamaha Aventage RX-A780 Owner's Manual

n
Cannot select the desired input source even if "INPUT"
is pressed
l The function which skips some input sources is set.
Set "Input Skip" of the desired input source in the "Setup" menu to "Off". For
details, see the following:
– "Setting input sources to be skipped when operating the INPUT key" (p.141)
n
The RED/GREEN/YELLOW/BLUE keys of the remote
control do not operate
l The device which is connected to the unit via HDMI does not support the
operation of the RED/GREEN/YELLOW/BLUE keys.
Use a device which supports the operation of the RED/GREEN/YELLOW/BLUE
keys.
l The settings of the RED/GREEN/YELLOW/BLUE keys of the unit's remote
control have been changed.
Set the "Color Key" settings in the "Setup" menu to "Default". For details, see the
following:
– "Setting the unit's functions for the RED/GREEN/YELLOW/BLUE keys of the
remote control" (p.144)

Audio trouble

n
No sound
l Another input source is selected.
Select an appropriate input source with the input selection keys. For details, see
the following:
– "Basic procedure for playing back video and music" (p.60)
l Signals that the unit cannot reproduce are being input.
Some digital audio formats cannot be played back on the unit. Ensure that the
signals are types that the unit is able to play back. For details on supported file
formats, HDMI audio formats or compatible decoding format, see the following:
– "Supported file formats" (p.184)
– "Specifications" (p.190)
l The power of Zone2 is not turned on.
Slide the Zone switch to "ZONE 2", and then press z (receiver power) to the
power of Zone2 turns on. For details, see the following:
– "Controlling Zone2" (p.58)
l The cable connecting the unit and playback device is defective.
If there is no problem with the connection, replace with another cable.
n
The volume cannot be increased
l The maximum volume is set too low.
Use "Max Volume" in the "Setup" menu to adjust the maximum volume. For details,
see the following:
– "Setting the limit value of the volume" (p.123)
l A device connected to the output jacks of the unit is not turned on.
Turn on all devices connected to the output jacks of the unit.
155
En