Yamaha RX-V3800 Bedienungsanleitung Seite 128

Troubleshooting
Problem
The audio input
sources cannot be
played in the desired
digital audio signal
format. (Desired input
source indicator or
decoder indicator in
the front panel
display does not light
up.)
A humming sound is
heard.
The volume level is
low while a record is
being played.
The volume level
cannot be increased,
or the sound is
distorted.
The sound effect
cannot be recorded.
A source cannot be
recorded by a digital
recording component
connected to the
DIGITAL OUTPUT
jack.
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.
126
En
Cause
The connected component is not set to
output Dolby Digital or DTS digital
signals.
Audio input jack select is set to
"ANALOG".
Incorrect cable connections.
No connection from the turntable to the
GND terminal.
The record is being played on a turntable
with an MC cartridge.
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 DIGITAL INPUT jacks of this unit.
Some components cannot record Dolby
Digital or DTS sources.
The source component is not connected to
the analog AUDIO IN jacks of this unit.
"Memory Guard" in "Option" 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 the audio input jack select to "AUTO".
Connect the audio cables firmly. If the problem
persists, the cables may be defective.
Connect the grounding cable of the turntable to the
GND terminal of this unit.
Connect the turntable to this unit through an MC-
head amplifier.
Turn on the power of the component.
Connect the source component to the DIGITAL
INPUT jacks.
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
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