Nordmende UHD 43A, Руководство пользователя

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Page 43
10 Troubleshooting
Problem Remedy
No picture, no sound • Check that the TV set is connected to the power
supply.
• Check the connection of the power cord and/or
other cables.
Picture OK, no sound • Check the volume setting.
• Check the connection of the external device.
Mute active?
Poor or no colour, sound available • Check the “Brightness” and “Contrast” settings in
the PICTURE menu.
Double images/contours, sound available • Check the connection and the orientation of the
antenna.
• Fine tune TV channels.
• Check the connection of the external device.
• The broadcaster may experience transmission
problems.
Try switching to another channel.
Snowy picture, poor sound • Check the connection and the orientation of the
antenna.
• The broadcaster may experience transmission
problems.
Try switching to another channel.
Periodic disturbances • Remove electrical devices from the environment
of the TV set.
Poor stereo sound • The broadcaster may experience transmission
problems.
Try turning on Mono.
The remote control does not work. • Check that the batteries are inserted correctly.
• The batteries may be empty. Replace the batteries
with new ones.
• Remove any obstacles between the remote
control and the infrared receiver of the TV set.
• Make sure the infrared receiver of the TV set is not
exposed to strong light sources.
“No signal” appears on the screen. • The TV set receives no signal through the inputs.
• Check that the reception cables are connected
properly.
• Check that the external devices are turned on.
The “No signal” or “Unsupported signal”
indication appears (only in RGB mode).
• Check that the TV set supports the display
resolution or display frequency of your PC. See
overview with recommended RGB input signals.
Picture not aligned (only in PC mode) • Select “Auto adjust” to align the picture.