Hisense Group PDP4220EU Benutzerhandbuch

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Troubleshooting 
Before calling a service technician, please check the following table for a possible cause of the problem and 
some solutions.
Symptoms
Possible Solutions
TV will not turn on
No picture, no sound
No sound, picture OK
Poor sound, picture OK 
Poor picture, sound OK  
Unable to select a certain channel 
Poor colour or no colour  
The  remote control  does  not  operate 
Make sure the power cord is plugged in, then press [Power].
The remote control batteries may be dead. Replace the batteries.
Check if you have set the off timer.
Check the antenna/cable connections.
Press [Display] to see if you have select the right signal source.
The sound may be muted. Press 
 on the remote control or .
The station may have broadcast difficulties. Try another channel. 
[ >]
The station may have broadcast difficulties. Try another channel
Check the antenna connections.
The station may have broadcast difficulties. Try another channel.
Adjust the picture from the menu.
The channel may be skipped. See SKIP on page 11.
The station may have broadcast difficulties. Try another channel.
Adjust the HUE and COLOUR in the menu.
There may be an obstruction between the remote control and the
 remote control sensor.
The batteries may be installed with a wrong polarity.       
The remote control batteries may be dead. Replace the batteries.       
Appendix
Check the speakers cable connections.
Check the speakers cable connections.
Check if you have entered Teletext mode. Press [ Text ] to quit.
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Customer important notice:   When the TV can not be operationed in some special situation,please unplug the power and restart.
Abnormal TV picture
Abnormal TV picture
Maybe TV signal isn't so good, you can try Fine tune to adjust. 
See page 11