Yamaha RX-V459 Owner's Manual page 98
Yamaha rx-v459: owners manual
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Also See for RX-V459:
- Owner's manual (93 pages) ,
- Service manual (99 pages) ,
- Service manual (12 pages)
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TROUBLESHOOTING
Problem
Dolby Digital or DTS
sources cannot be
played. (Dolby Digital
or DTS indicator in
the front panel
display does not light
up.)
A humming sound is
heard.
The volume level
cannot be increased,
or the sound is
distorted.
The sound effect
cannot be recorded.
A source cannot be
recorded by an
analog component
connected to the
AUDIO OUT (REC)
jacks.
The sound field
parameters and some
other settings of this
unit cannot be
changed.
This unit does not
operate properly.
"CHECK SP WIRES"
appears in the front
panel display.
There is noise
interference from
digital or radio
frequency equipment.
The picture is
disturbed.
This unit suddenly
enters the standby
mode.
94
Cause
The connected component is not set to
output Dolby Digital or DTS digital
signals.
"INPUT MODE" is set to "ANALOG".
Incorrect cable connections.
The component connected to the AUDIO
OUT (REC) jacks of this unit is turned
off.
It is not possible to record the sound effect
with a recording component.
The source component is not connected to
the analog AUDIO IN jacks of this unit.
"MEMORY GUARD" in "SET MENU"
is set to "ON".
The internal microcomputer has been
frozen by an external electric shock (such
as lightning or excessive static electricity)
or by a power supply with low voltage.
Speaker cables are short-circuited.
This unit is too close to the digital or high-
frequency equipment.
The video source uses scrambled or
encoded signals to prevent dubbing.
The internal temperature becomes too
high and the overheat protection circuitry
has been activated.
Remedy
Make an appropriate setting following the operating
instructions for your component.
Set "INPUT MODE" to "AUTO" or "DTS".
Connect the audio cables firmly. If the problem
persists, the cables may be defective.
Turn on the power of the component.
Connect the source component to the analog AUDIO
IN jacks.
Set "MEMORY GUARD" to "OFF".
Disconnect the power cable from the AC wall outlet
and then plug it in again after about 30 seconds.
Make sure all speaker cables are connected correctly.
Move this unit further away from such equipment.
Wait about 1 hour for this unit to cool down and then
turn it back on.
See
page
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33
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19-21
83
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13
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