Daewoo DLP-20J1 Instruction Manual

Also see for DLP-20D7: Service manual Service manual

Daewoo DLP-20J1 Instruction Manual Manual pdf 30 page image

30TroubleshootingPlease check the following items before calling for the repair services.Problem Check item Reference pageTV setControl/System lock up · The TV may have malfunctioned.· Switch your TV off and on again with the main buttonon the TV set.16Remote control doesnot work.· Perform control/system lock up reset (as above)· Replace the batteries in the remote controller.· Make sure the Remote sensor window is not under stronglight e.g. a fluorescent lamps.10Local buttons do not work. · Has the Child lock been switched on? 25No picture and no sound. · Check that the TV set is switched on at the main ON/OFF switch. 16No picture. · Make sure the brightness and contrast are not set to minimum. 21No colour · Make sure the Colour is not set to minimum.· Check the System settings.2122Picture is too light or toodark.· Adjust the Brightness, Contrast. 21The picture is improperlytinted.· Check the Tint adjustment (NTSC signal) 21No sound. · Check that the volume is not set to minimum.· Check sound is not muted.1717AerialThe picture is not sharp.The picture shakes.· Reception may be weak.· The quality of the broadcast may also be poor.· Make sure the aerial is facing the correct direction.· Check that the outside aerial is not disconnected.The picture is ghosted. · Transmission aerial of amateur radios and cellular phones may causeinterference.· Position the TV set as far away as possible from devices that may causeinterference.The picture isspotted(snow).· There may be interference from automobiles, trains, high voltage lines,neon lights, etc.· There may be interference between the aerial cable and power cable.· Try positioning cables further apart.Picture has lines and fadedcolours.· Transmission aerial of amateur radios and cellular phones may causeinterference.· Position the TV set as far away as possible from devices that may causeinterference.

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