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Просмотр инструкции ресивера и усилителя Yamaha RX-V665, страница 61
59 En
Troubleshooting
English
INTRODUCTION
APPENDIX
PREPARATION
BASIC
OPERATION
ADVANCED
OPERATION
This unit does not
operate properly.
The internal microcomputer is frozen due
to an external electric shock (such as
lightning or excessive static electricity) or
by a drop in power supply voltage.
Disconnect the power cable from the AC wall outlet,
wait about 30 seconds and then plug it in again.
—
“CHECK SP WIRES!”
appears on the front
panel display.
Speaker cables are short-circuited. Make sure all speaker cables are connected correctly. 12
There is noise
interference from
digital or radio
frequency equipment.
This unit is too close to other digital or
radio frequency equipment.
Move this unit further away from such equipment. —
The picture is
disturbed.
The video software is copy-protected.
This unit suddenly
enters the standby
mode.
The internal temperature becomes too
high and the overheat protection circuitry
has been activated.
Wait about 1 hour for this unit to cool down and then
turn it back on.
—
HDMI™
Problem Cause Remedy
See
page
No picture or sound. The number of the connected HDMI
components is over the limit.
Disconnect some of the HDMI components. —
The connected HDMI component does not
support high-bandwidth digital copyright
protection (HDCP).
Connect an HDMI component that supports HDCP. 15
Tuner (FM/AM)
Problem Cause Remedy
See
page
FM
FM stereo reception is
noisy.
You are too far from the station
transmitter or the input from the
antenna is weak.
Check the antenna connections. 18
Replace the outdoor antenna with a more
sensitive multi-element antenna.
—
Switch to monaural mode. 37
There is distortion, and
clear reception cannot
be obtained even with a
good FM antenna.
There is multi-path interference. Adjust the antenna height or orientation, or
place it in a different location.
—
The desired station
cannot be tuned into
with the automatic
tuning method.
You are in an area far from a station or
an input from the antenna is weak.
Replace an outdoor antenna with more
sensitive multi element antenna.
—
Tune in manually or by direct frequency
tuning.
29
Problem Cause Remedy
See
page
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