HOW TO CLEAN TV SCREAN

Here's a link on cleaning your T,V. How to clean TV screen

should have 4 screws on front of tv screan on coners or on back then you should be able to pull front of screan an replace the screan it just plugs in to the mother bord jesus loves u un plug it first

Brand and model number are needed (not listed here) to give an answer of any possible reasons.

you will need to clean the coils, with a water hose. make sure you have the power off. This will de-ice the unit. as it is either diry coils or low freon

It might be just diry inside try blowing it out or bring it to best buy and they will use a air compressor to clean it out.

Remove Back then clean out all dust and diry on the inside of TV!

Problem is not going to be in your Signal Board SSB,
It is your Front Panel Board/ the board that Has Vol- Vol+ CH- CH+ OFF/ON -POWER/ Either contact switches are Bad OR Very Diry Take Contact Cleaner or you can use rubbing Alcohol to clean contacts.

try reinstall converter drivers and software. if persists try to send to repair, maybe a converter board defective.

Hi,
Soft cotton cloth would be fine to clean front screen of TV. Do not use any liquid or detergent in cleaning.
Thanks.

Have you tried flipping the pictures so you can troubleshoot it from the larger screen?