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How to fix my 21inch sharp tv. . .it wont turn on but u can see standby led. . Even if u clik channels no signs of reaction no

I do not have Comcast cable I use rabbit ears. Using LG remote I press MENU>TIME>CLOCK>
MANUEL>scroll down set time and scroll to time zone
>DAYLIGHT SAVINGS EITHER YES OR NO. > NO
>EXIT. ALL CHANNELS ARE SHOWING PROGRAMMING NAME CURRENTLY ON.