Dynex DX-40L150A11 User Manual

Also see for DX-40L150A11: Firmware update Guía del usuario Quick setup guide Guía del usuario Guía De Instalación Rápida

28 TroubleshootingDX-40L150A11Restoring default settingsCaution: When you restore default settings, all the settings (except thepassword and parental rating) you have customized are reset.To restore default settings:1 Press MENU. The on-screen menu opens.2 Press or to highlight SETTINGS, then press . TheSETTINGS menu opens.3 Press or to highlight Reset to Default (you may need toscroll down to find it), then press ENTER. A confirmation boxopens.4 Press or to select Yes, then press ENTER to confirm.5 Press MENU to return to the previous menu, or press EXIT toclose the menu.TroubleshootingBefore calling for service, check the following information for possiblesolutions to problems you may experience. If none of these solutionswork, turn off the TV, then turn it on again.Caution: Do not try to repair the TV yourself. Refer all servicing toqualified repair personnel.Video and audioProblem SolutionNo power. • Make sure that the power cord isplugged in.• Unplug the power cord, wait 60seconds, then plug the cord back in andturn on your TV.ENTER MENU EXITPICTUREModeAdvanced VideoBrightnessContrastColorTintVivid7050600+10SharpnessMOVE SELECT PREVIOUS EXITAUDIO SETTINGS CHANNELSENTER TIXEUNEMPICTUREParental ControlsClosed CaptionTimeMenu SettingsInput LabelsComputer SettingsComponent SettingsMOVE SELECT PREVIOUS EXITAUDIO SETTINGS CHANNELSNo picture. • Make sure that the Audio Only option isset to Off. For more information, see“Playing TV audio only” on page 17.• Make sure that the video cables areconnected securely to the back of yourTV.• Adjust the contrast and brightness.• Make sure that the correct video modeis selected.• Make sure that the incoming signal iscompatible.• Make sure the antenna is connectedcorrectly.• Check the closed caption settings. SomeTEXT modes can block the screen.No picture (screen isnot lit) and no sound.• Make sure that the power cord isplugged in.• Press POWER on the TV or theremote control.• Make sure that the correct video inputsource is selected. For more information,see “Selecting the video input source”on page 13.• Try another channel. The station may beexperiencing problems.Dark, poor, or nopicture (screen is lit),but sound is good.• Adjust the brightness. For moreinformation, see “Adjusting the TVpicture” on page 15.• Make sure that the correct picture modeis selected. For more information, see“Adjusting the TV picture” on page 15.• Make sure that the antenna or cable TVis connected correctly and securely. Formore information, see “Connecting anantenna, cable TV, or satellite TV box” onpage 9.No color, dark picture,or color is not correct.• Adjust the color saturation. For moreinformation, see “Adjusting the TVpicture” on page 15.Only snow (noise)appears on the screen.• Try another channel. The station may beexperiencing problems.• Make sure that the antenna or cable TVis connected correctly and securely. Formore information, see “Connecting anantenna, cable TV, or satellite TV box” onpage 9.• Check the signal strength of thechannel. See “Checking digital TV signalstrength” on page 20.Dotted lines or stripesappear on the screen.• Adjust the antenna.• Move the TV away from noise sourcessuch as cars, neon signs, or hair dryers.Double images. • Use a highly directional outdoorantenna or cable TV.The picture has a fewbright or dark spots.• A few bright or dark spots on an LCDscreen is normal. It does not affect theoperation of this TV.Good picture, but nosound.• Make sure that the sound is not muted.• Make sure that the sound mode is set toStereo or Mono. For more information,see “Adjusting the sound” on page 17.Audio noise. • Make sure that there is no interferencewith infrared equipment such as acordless telephone or headphones.Move the infrared equipment away fromthe TV to eliminate the noise.Problem Solution