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38
TROUBLESHOOTING
TROUBLESHOOTING
Problem
Cannot control the TV with
y Check the remote control sensor on the product and try again.
the remote control.
y Check if there is any obstacle between the product and the remote control.
y Check if the batteries are still working and properly installed (
No image display and no
y Check if the product is turned on.
sound is produced.
y Check if the power cord is connected to a wall outlet.
y Check if there is a problem in the wall outlet by connecting other products.
The TV turns off
y Check the power control settings. The power supply may be interrupted.
suddenly.
y Check if the Sleep Timer or Off Time feature is activated in the TIME settings.
y If there is no signal while the TV is on, the TV will turn off automatically after 15 minutes
When connecting to the
y Turn the TV off/on using the remote control.
PC (HDMI/DVI), 'No sig-
y Reconnect the HDMI cable.
nal' or 'Invalid Format' is
y Restart the PC with the TV on.
displayed.
If doesn't start
y Check whether the Video Call Camera is properly connected to the USB port on the TV.
y Check the network connection status.
If the Notification Window
y Check that your status is not set as "Do not disturb".
is not displayed when a
y When using certain TV functions, incoming calls can't be received
call is received
y Check 'Privacy Settings' is "Allow calls from people in my contact list only".
If there's echo (e.g. when
y Change the home theater audio setting to stereo rather than surround.
you hear your own voice
y Reduce the speaker volume.
played back through the
y Too much echo in the room can decrease audio quality.
speakers)
y Test microphone using the 'Echo / Sound Test Service'.
If you're not able to receive
y Internet or network congestion can degrade video quality.
any video or if it is of low
y Using wireless can also degrade video quality. We recommend using a wired internet
quality
y Screen quality can decrease when using Zoom-In. We recommend you use minimum
y Check whether the call quality information is marked as "critical". If this is the case,
If the call ends abruptly
y When certain TV functions are activated, the call may be disconnected. (e.g. Sleep
y Do not unplug the Video Call Camera during a call.
If the menu does not
y Connect the camera to your TV, then update the software. For details about how to
appear on the
Premium menu
Other issues
y Issues may arise from network congestion of problems with the network.
y For further inquiries about functions, visit www.com.
of inactivity.
(e.g. during a software update, etc.).
connection.
zoom during video calls.
video quality can be degraded.
timer, etc.)
update the software, refer to your TV manual.
Solution
to
,
to
).
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