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APPENDIX
Troubleshooting
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.
General
Problem
Cause
The power will not
The protection circuitry operated
turn on.
3 times consecutively.
The unit enters
The power cable is not completely
standby mode soon
inserted.
after the power is
(When this unit is turned back on
turned on.
and "CHECK SP WIRES!" is
displayed.) The protection
circuitry has been activated
because this unit was turned on
while a speaker cable was shorted.
This unit cannot be
The internal microcomputer is
turned off or does
hung-up due to an external electric
not work properly.
shock (such as lightning or
excessive static electricity) or by a
drop in power supply voltage.
The batteries in the remote control
may have lost their charge.
The unit enters
The protection circuitry has been
standby mode.
activated because of a short circuit,
etc.
The sleep timer has turned off the
unit.
See
Remedy
page
As a safety precaution, when the protection
—
circuitry operates 3 times consecutively, the
capability to turn on the power is disabled.
Contact your nearest Yamaha dealer or
service center to request repair.
Connect the power cable properly to an AC
—
wall outlet.
Make sure that all speaker cables between
19
this unit and speakers are connected
properly.
Disconnect the power cable from the AC
—
wall outlet, wait about 30 seconds and then
plug it in again.
Replace all batteries.
7
Check that the speaker with an impedance
—
of at least 6 Ω.
Check that the speaker impedance settings
18
are correct.
Check that the speaker wires are not
—
touching each other, then turn the unit back
on.
Turn on the unit, and play the source again.
—
Problem
Cause
After display of a
If you do not use take any action,
countdown on the
the Auto Power Down function
front panel, the unit
operates.
goes into standby
mode.
No sound.
Incorrect input or output cable
connections.
Speaker connections are not
secure.
The HDMI components connected
to the unit do not support the
HDCP copy protection standards.
The audio input into the device is
set to playback through the TV.
No appropriate input source has
been selected.
The volume is turned down or
muted.
Signals that this unit cannot
reproduce are being input from a
source component, such as a CD-
ROM.
See
Remedy
page
Turn on the unit, and play the source again.
—
In the Setup menu "Auto Power Down"
101
("Function" → "Auto Power Down"),
increase the time until switching to standby
mode, or turn off the Auto Power Down
function.
Connect the cables properly. If the problem
25
persists, the cables may be defective.
Secure the connections.
19
Connect HDMI components that support the
—
HDCP copy protection standards.
In the Setup menu, set the "Amp" of "Audio
99
Output" ("HDMI" → "Audio Output" →
"Amp") to "On."
Select an appropriate input source with
41
Input
selector.
Turn up the volume.
—
Use an input source that has signals that can
—
be reproduced on this unit.
117
En
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