What to do if my RCA RLED4664A has no power?
If your RCA LED TV has no power, ensure all power connections to the TV are properly connected. Also, try pressing either the power button or the standby button on the remote control.
How to improve poor picture quality on RCA RLED4664A LED TV?
To improve poor picture quality on your RCA LED TV, start by checking the antenna connections to ensure they are secure. Next, verify that the channel is correctly tuned. You can also adjust the picture settings such as brightness, color, sharpness, contrast, or hue. Also, make sure that the TV is not located near any electrical appliances that could be emitting radio frequency interference.
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