Re: cannot adjust the color, brightness, contrast etc,...
Well....uh....duh....I'm sort of embarassed to say I had the TV set on High Def TV. (LOL) Once I put it back to Standard Def TV, I was able to adjust the color and so forth. Oh well, you never know, someone might need this solution. TA DA!
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Tries check the tv remote battery compartment for moisture and rust on the remote battery like + - connections inside of the battery compartment?Yes?Take somethings sharp or a knife scrap all the rust out.Take a rag spray some WD40 and clean the + - battery compartment connections.Change another set of a new battery.If after this the tv remote still have the same problems,than the remote itself rubbers inner layer of the rubbers knobs probally warn out and not anymore make correctly contact to the tv remote PCB board anymore or the CPU chip itself it is slowly dying and shorting out of the tv remote CPU,remote devices are heavy dependent on it CPU chips.Or try website like Remotes.com to buy the tv original remote or very closed clone compatible one.
Maybe the remote or the tv manual control board is damage?Check the tv manual vol + - see if function normally.Take the remote aparts and clean it with some Q tips dip in with rubbing alchahol clean the remote PCB.Try website like Remotes.com to buy an exact to the original remote tv.
The signal is comcast,U have a comcast box right use the comcast remote.Try this website 1-800-Rmotes Factory original.For replacement,less trouble than with the universal remote,cost less the the tv company trying to sell u a new remote.