CH+CH-VOL- VOL+MENUAdjusting the itemS.STDSOUNDSound AdjustingSelect the sound modes and set the sound qualityHow to select the sound modesYou can quickly select the desired sound mode from fourpreset modes and one customized mode.Press the S.STD button to select the desired picture quality.Four kinds of sound modes can be selected in turn.Set the sound qualityWhen the User mode is selected, you can customize thesound quality.1. Press the SOUND button, theSound menu will appear on thescreen.. Press the CH+/- buttons to movethe indicator to the desired option,then press VOL-/+ buttons to set thedesired quality. Press the SOUNDbutton to exit the Sound menu.Option Press VOL- button Press VOL+ buttonMENUPictureSoundTuneSetupTimerSound ModeEffect MonoTreble 50Bass 500StandardBalanceBASSBALANCEEFFECTTREBLE WeakWeakStrongStrongR track down L track downSurround Mono Pseud StereoThe 5 modes are:Standard-Standard;News-Designed to reduce the bass and treble whichenhances the voice for news programs;User - A spare setting that can be adjust to personaltastes;Music-Adjust the sound to best suit music programs;Theater-Enables extra bass and treble to enhance themovie experience.