页 24, Troubleshooting – SONIQ E46Z10A User Manual
Page 24
Troubleshooting
If you have any problem, check the couter measures for each symptom listed beiow.
The following symptoms may have
.
adjustment rather
than actual malfunction of the unit. If the trouble persists, contact the
.
been caused by inappropriate
Customer Care
Centre, see back page for contact details
Troubleshooting
Check your area is covered by Digital Video Broadcasts.
Try re-tuning or manually tuning missing channels.
Check that you are using the correct antenna type - please
see pg.16 'Antenna connection'.
After Auto Tuning only
some channels are
available
Check if the channel has been blocked in the main menu
settings.
Please check connecting USB cable and power supply is
connected.Hard drive has not been formatted. Please make
sure USB disk is compatible and the multimedia data formats
are supported.
Channel cannot be
selected
USB not playing
Compression of video contents may cause distortion
especially on fast moving pictures such as sports and
action movies.
Picture is distorted,
macroblock, small block,
dots, pixelization, etc
Black bars on each side will be shown on HD channels
when displaying SD (4:3) contents.
Black bars on Top & Bottom will be shown on movies that
have aspect ratios different from your TV.
Adjust picture size option on your external device or TV to
full screen.
Noise from speaker
Check cable connections, make sure a video cable is not
connected to an audio input.
Low signal level may cause sound distortion.
TV turns off automatically
Check if the Off Timer is set to On in the Setup menu.
Sleep Timer may have been enabled.
If there is no signal for about 10 minutes from an input,
the TV will turn off, see Auto Sleep pg. 33.
If connected to your PC, check your PC power settings.
Make sure the AC power cord is plugged in securely to
the wall outlet and the TV.
TV turns on
automatically
Check if the On Timer is set to On in the Setup menu.
Picture is not shown in
full screen
-45-
-46-
Good sound but abnormal
color or no picture
No response to remote
control
Please check the power cord
.
Unplug the power cord and plug it in after 60 seconds and
restart the TV.
plugged in and that the power
outlet works
Please check antenna connection.
Station may
problems, please tune to
another station.
Please adjust the settings of contrast and brightness.
be experiencing
Please increase the volume.
Please check TV is under mute mode, press MUTE button
on the remote control.
Please check sound settings
.
If external devices are being used, check their volumes are
not set too low or turned off.
If using AVI or Component inputs, please make sure cables
are connected prpoerly and not loose.
If using DVI to HDMI cable, a separate audio cable is required.
Make sure a headphone jack is not connected.
Batteries of remote control may have exhausted, if
necessary, please change the batteries.
Clean the remote control lens. The distance between
LED TV and remote control should be within 8m, within
recommended operating angle and path is free of obstructions.
V-HEIGHT value may be set too big, restart computer and
enter safe mode, then set monitor parameters to correct
value according to adjustment description.
Sample phase may be deflected, adjust phase according to
picture position.
Although the LED screen is made with high-precision
technology and 99.99% or more of the the pixels are
effective, black dots may appear or bright points of light
(red, blue, or green) may appear constantly on the LED
screen. This is a structural property of the LED screen
and not a malfunction.
Please check antenna connection and antenna condition.
If using Component input, please check Component
connections, incorrect or loose connections may cause
colour problems or cause the screen to be blank.
Keep the TV away from noisy electrical sources such as cars,
hair dryers, welders, and all optional equipment.
Electrical atmospheric interference such as local or distant
lightning storms may cause picture to break up.
When installing optional equipment, leave some space
between the optional equipment and the TV.
Check the antenna and connection.
Keep the antenna away from any power or input/output cables.
No power
No picture
Good picture but no
sound
Full screen flickering
under VGA
Horizontal stripes
under VGA
Colored dots may be
present on the screen
Picture is breaking up
Symptoms
Possible solutions