Yamaha HTR-6230 Bedienungsanleitung Seite 44

Troubleshooting
Problem
This unit does not
operate properly.
"CHECK SP WIRES"
appears on 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.
Virtual CINEMA DSP
is not activated.
SILENT CINEMA is
not activated.
■
Tuner
Problem
FM stereo reception is
noisy.
There is distortion, and
clear reception cannot
be obtained even with a
good FM antenna.
The desired station
FM cannot be tuned into
with the automatic
tuning method.
Previously preset
stations can no longer
be tuned into.
"...WAIT" or "CT WAIT"
appears on the front
panel
40
En
Cause
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 is too high and
the overheat protection circuitry has been
activated.
"MULTI CH" is selected as the input
source.
Headphones are connected to the
PHONES jack.
This unit is in the "5ch Stereo" mode.
"MULTI CH" is selected as the input
source.
The unit is in the "2ch Stereo,"
"STRAIGHT" or "Music Enh.2ch" mode.
Cause
The characteristics of FM stereo
broadcasts may cause this problem
when the transmitter is too far away or
the antenna input is poor.
There is multi-path interference.
The signal is too weak.
This unit has been disconnected for a
long period.
The signal strength is weakened while
this unit is receiving the Radio Data
System data.
Remedy
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.
Select an input source other than "MULTI CH."
Disconnect the headphone plug from the PHONES
jack.
Exit from the "5ch Stereo" mode.
Select an input source other than "MULTI CH."
Exit from the "2ch Stereo," "STRAIGHT" or "Music
Enh2ch" mode.
Remedy
Check the antenna connections.
Try using a high-quality directional FM
antenna.
Use the manual tuning method.
Adjust the antenna position to eliminate
multi-path interference.
Use a high-quality directional FM antenna.
Use the manual tuning method.
Set preset stations.
Check the antenna connections.
Try using a high-quality directional FM
antenna.
Use the manual tuning method.
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