Yamaha HTR-6240, Руководство пользователя

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49
En
Troubleshooting
English
INTR
ODUCTION
APPENDIX
PRE
P
ARA
T
ION
BA
S
IC
OPERA
T
ION
AD
V
ANCED
OPERA
T
ION
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. 17
Replace the outdoor antenna with a more
sensitive multi-element antenna.
—
Switch to monaural mode. 34
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.
28
AM
The desired station
cannot be tuned into
with the automatic
tuning method.
The signal is weak or the antenna
connections are loose.
Adjust the AM loop antenna orientation. 17
Use the manual tuning method. 28
There are continuous
crackling and hissing
noises.
Supplied AM loop antenna is not
connected.
Connect the AM loop antenna correctly even
if you use an outdoor antenna.
17
The noises may be caused by lightning,
fluorescent lamps, motors, thermostats
and other electrical equipment.
It is difficult to completely eliminate noise,
but it can be reduced by installing and
properly grounding an outdoor AM antenna.
17
There are buzzing and
whining noises.
A TV set is being used nearby. Move this unit away from the TV set. —
Problem Cause Remedy
See
page