·Stand within operating range of the Insignia TV, then aim the remote at the TV's receiver and press the "Lock" button on the remote control. · Aim the remote at the TV and press the channel buttons to make sure the TV is unlocked. When the TV is locked, it shows a black screen and does not allow you to view anything else. If the screen remains black, press the "Lock" button again. If this doesn't work, change the batteries in the remote and start over at step OK
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