Simple Troubleshooting - Gelhard GTV2755 Bedienungsanleitung

SIMPLE TROUBLESHOOTING

If the screen fails or there is a sharp drop in performance, check the TV using the following
instructions: Also check connected devices to find the source of the fault. If the screen still
does not work as expected, contact customer support.
No power

Check that the power supply or 12V adapter is connected to the TV set.

Check that the toggle switch is in the on position.
No picture or no sound

Check whether the power supply or 12V adapter is connected to the TV set.

Check the picture and sound settings.

Check whether the antenna / cable system / satellite antenna is connected correctly.

Change to another programme.

Check that the connected devices (e.g. receiver) are connected correctly.
Poor picture quality

Check that the antenna cable is connected correctly.

Check the manual TV tuning of the TV channel.

Change the picture settings: Brightness, colour, sharpness, contrast and hue. Make
sure that the TV is not located near other electrical appliances that could cause radio
frequency interference.
No colour

Adjust the colour settings.

Check that the selected programme is broadcast in colour.

Make sure that the channel is tuned correctly.
The TV does not respond to the remote control

Make sure there are no obstacles between the remote control and the TV.

Make sure the remote control is within reach.

Make sure that the batteries in the remote control are not dead.
No Internet content will be played back

Check in the network settings whether the TV set is connected to your router.

Check the settings of your router.
This TV is intended for household use and is classified as harmless with regard to
electromagnetic waves. Therefore, you can use the unit in any location, including residential
areas.
79
UK