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The power cannot be turned on
l The protection circuitry has been activated three times
consecutively. (If you try to turn on the power in this
condition, the HDMI indicator will flash red.)
To protect the product, the power cannot be turned on. Unplug
the power cord from the AC wall outlet and contact the nearest
authorized Yamaha dealer or service center.
No operations can be performed from the
unit's touch panel
l The touch panel control is disabled.
Enable the touch panel control. For details, see the following:
– "Enabling/disabling touch panel control (child lock
function)" (p.45)
All indicators go out although the unit is
turned on (it may seem that the unit is
turned off)
l The unit is configured so that indicators do not glow or flash
unless the unit is being operated.
Press DIMMER to select the desired brightness. For details, see
the following:
– "Changing the brightness of the indicators (DIMMER)" (p.43)
The unit does not function correctly
l 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.
Unplug the power cord from the AC wall outlet and plug it
again.
The unit turns on by itself
l Another Bluetooth device is being operated nearby.
Terminate Bluetooth connection with the unit. For details, see
the following:
– "Listening to music stored on a Bluetooth
The TV's 3D glasses do not work
l The unit is blocking the TV's 3D glasses transmitter.
Confirm the position of the TV's 3D glasses transmitter, and
position the unit so that it does not obstruct the transmitter.
HDMI video is not displayed on TV screen
l The HDMI cable is not securely connected.
Connect the HDMI cable properly. For details, see the following:
– "Connecting a TV that supports Audio Return Channel
(ARC)" (p.18)
– "Connecting a TV that does not support Audio Return Channel
(ARC)" (p.19)
54
En
®
device" (p.32)
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