Check the remote control for its infrared emission. Check it with fresh batteries. If you wish to get more details about how to check a remote control, please visit this site. One among the posts has details about it. Surf the site with patience. http://electronicshelponline.blogspot.com/ If remote control is working OK, check and replace the remote sensor inside the TV. Contact any service technician.
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If you have tried replacing the batteries to no avail, search Amazon or online ("Tivo C00210 Remote Control") for a replacement ($10 ~ $20).
Check the remote control for its infrared emission. Check it with fresh batteries. If you wish to get more details about how to check a remote control, please visit this site. One among the posts has details about it. Surf the site with patience.
http://electronicshelponline.blogspot.com/
If remote control is working OK, check and replace the remote sensor inside the TV. Contact any service technician.