Sharp LC-20E1U LC-20E1U Operation Manual - Page 42
Troubleshooting - ac adapter
UPC - 074000359369
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TROUBLESHOOTING I Before calling for repair service, check the following items for possible remedies to the encountered symptoms. TV set Problem Sound Picture There is no picture or sound. There is no Picture picture. There is no picture from AV-IN1. There is no sound. Check item Reference Pages • Make sure the AC adapter is properly inserted in the 9 power outlet. • Reception other than those of broadcasting stations - can be considered. • Make sure the input mode is set to TV. 16 • Make sure the main power switch of the main unit is 16 on. • Make sure the BLACK LEVEL is properly adjusted. • Fluorescent lamp may have reached the end of service life. • Make sure the S-Video terminal is free of connections. 24, 25 43 39 • Make sure the volume is not set to minimum. 17 • Make sure the sound is not set to mute. 17 • Make sure that headphones are not connected. 13 • Make sure the antenna cable is properly connected. 9 There is no • Consider whether TV signals are being properly - picture or received. sound, just noise. • Make sure the antenna cable is properly connected. 9 • Consider whether TV signals are being properly - Picture is not received. clear. Picture is light or improperly tinted. • Check color adjustment. • Check color system setting. The picture is too dark. • Press the BRIGHT button. • Check PICTURE and BLACK LEVEL adjustment. • Fluorescent lamp may have reached the end of service life. 24, 25 24, 25 15 24, 25 43 • Check the batteries of the remote control. 8 Remote control does not work. • Make sure the remote sensor window is not under 8 strong lighting. 41