If you experience any difficulty with your TV, check these basic remediesbefore calling your service technician.TV will not turn on or controls don't workCheck to make sure it is plugged in.• Check the wall receptacle (or extension cord) to make sure it is "live" byplugging in something else.• Try unplugging set for two minutes, plugging it back in, and thenturning it on again.Problems with remoteMaybe something is between the remote and the remote sensor.• Maybe the remote is not aimed directly at the TV's remote sensor.Maybe batteries in remote are weak, dead or installed incorrectly. Tryreplacing batteries.• Remove batteries and hold down one or more buttons for severalseconds. Install the batteries and try remote.Turns on or off while playingElectronic protection circuit may have been activated because of apower surge, Wait 30 seconds and then turn on again, If this happensfrequently, the voltage in your house may be abnormally high.Maybe the component connected to the input jacks is not turned on.• Maybe the Sleep Timer is active."This program is blocked" message appears on the screenThe V-Chip Parental Controls have been activated. Follow these steps todeactivate them:1. Press DISPLAY on the remote control to bring up the Enter Passwordscreen.2. With the Enter Password screen still up, press the following buttonson the remote, one by one: MUTE, DISPLAY, CLEAR and RESET,Blank screen or black box appears on the screen• Try another channel.Press RESET, in case the picture controls are set too low.• Captioning may be turned on. Check the Closed-Caption Display controlpanel in the Screen menu.No sound, picture okay• Maybe sound is muted. Try pressing volume up button to restore sound.No picture, no sound, but power is onMaybe cablelair function is in wrong position.Maybe a vacant channel is tuned.Sound okay, picture poorCheck antenna connections.Try adjusting sharpness function to improve weak signals.10