How to unlock kvt512 without the remote?

Hold down the power button for 5 seconds. The television will restart automatically. Unplug the television and remove the batteries from the back panel if the lock is still on. Wait a few hours before reconnecting the plug and reconnecting the battery.

Not possible.

Without a remote control; you can't unlock it.

How do I take the lock button off a Sony DVD without remote

You can't unlock the child lock without its remote cotnrol.

Without its remote control, you can't unlock this TV.

To get more details about how to unlock Toshiba TVs, visit this site ,Electro-help'.

Hello
You must ahve its remote control to do it.

try changing the batteries in the remote.....