My tv screen is displaying buy this tv,how do I get it to work again.I don't have remote

That might be a factory fault don't hesitate but to take it to the retailer if still under guarantee. Or phone the manufacture for a quick respond.

you need to change the picture board/ the display board

On and off commands come from the main board, if it won't shut off you need a new board

on your remote it will have a button for "format". set up the size you want

Tries tv and cable box unplug,replug it back like about an hour later.For the tv to do a resetting itself back to the factory setting.The cable box to reboot and upgraded it software.Than go in to the tv Menu go to Audio Setting go down and do a resetting back to the tv factory setting.By doing these steps u have a great chances to get ur tv audio sound back.Not have the same problems after this than the tv Tuner signal board it is shorted in the audio ICS modjulation sections.Tries websites like Shopjimmy,com,Ebay.com to buy a whole refurbish tv Tuner signal board for the replacement.

The problem might be cause by lamp error, need to access the service mode to change the value of lamp error code to zero (0). Entering service mode requires a trained TV technician. Changing data can cause more problem to your television. If you are not qualified to service your television, please do not go to service menu codes. Moreover below are the process, pls do so at your own risk.

* Unplug the TV
* Press and hold the {VOL -} + {CH+} buttons located on LCD TV unit (not in remote control) Note: If above didn't work, alternately use (VOL -) + (TV/AV input) buttons located on LCD TV unit (not in remote control)
* While holding the above buttons, plug in the TV.
* The TV will turn on with the "K" or "K123" appears om screen.
* Use {CH+} {CH -} buttons to go and display the service menu. Note: If above didn't work, alternately use (VOL -) + (CH -) buttons. * Search for "LAMP ERROR menu" from the displayed service menu by using "up or Down cursor" from remote control, or alternatively use "CH - or CH+ to select "LAMP ERROR" * change it to zero (0) value, using {VOL+} or (VOL -) on remote control. * Turn the set off to exit the Service Menu.

the power unit probably got damaged also try another tv and look for your proof of purchase you mite still get it replased for free either from the store you bought from or SONY.

sound like the inverter circuit board problem. check & replace back same part# inverter circuit board. hopefully could help!!

please need codes 4 sharp tv

unplug it for and hour or two and plug it back in
usually this will reset the tv's settings and the child lock will be turned off.