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TROUBLESHOOTING
139 En
ADDITIONAL
INFORMATION
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 instruction below does not help, turn off this unit, disconnect the power cable, and contact the nearest authorized
YAMAHA dealer or service center.
■ General
TROUBLESHOOTING
Problem Cause Remedy
See
page
This unit fails to turn
on or enters the
standby mode soon
after the power is
turned on.
The power cable is not connected or the
plug is not completely inserted.
Connect the power cable firmly.
—
The speaker impedance setting is
incorrect.
Set the speaker impedance to match your speakers.
33
The protection circuitry has been
activated.
Make sure that all speaker wire connections on this
unit and on all speakers are secure and that the wire
for each connection does not touch anything other
than its respective connection.
16
This unit has been exposed to a strong
external electric shock (such as lightning
or strong static electricity).
Set this unit to the standby mode, disconnect the
power cable, plug it back in after 30 seconds and then
use it normally.
—
No sound. Incorrect input or output cable
connections.
Connect the cables properly. If the problem persists,
the cables may be defective.
23-29
The optimizer microphone is connected. Disconnect the optimizer microphone.
38
Audio input jack select is set to “HDMI”,
“COAX/OPT” or “ANALOG”.
Set Audio input jack select to “AUTO”.
42
Audio input jack select is set to
“ANALOG” while playing a source
encoded in Dolby Digital or DTS.
Set Audio input jack select to “AUTO” or
“COAX/OPT”.
42
No appropriate input source has been
selected.
Select an appropriate input source with the INPUT
selector on the front panel (or the input selector
buttons on the remote control).
40, 43
Speaker connections are not secure. Secure the connections.
16
The volume is turned down. Turn up the volume.
—
The sound is muted. Press MUTE or VOLUME +/– on the remote control
to resume audio output and then adjust the volume.
43
Signals this unit cannot reproduce are
being input from a source component,
such as a CD-ROM.
Play a source whose signals can be reproduced by this
unit.
—
The HDMI components connected to this
unit do not support the HDCP copy
protection standards.
Connect HDMI components that support the HDCP
copy protection standards.
21
“Support Audio” is set to “Other” and
“HDMI” audio signals are not being
played back on this unit.
Set “Support Audio” to “RX-V2700” in “Option”.
115