Menu OperationsYou can adjust sound options to the levels you prefer.2. Press VOL+/OK button to enter the Audio menu and CH+/CH- to go up anddown to select the desired option .3.Press VOL+/OK button to confirm and VOL+/VOL- increase and decreasethe level to adjust the selected option to your preference .4. Repeat step 2 and step 3 until desired audio quality has been achieved .Function :Balance : Press CH+/CH- button and VOL+/OK to confirm, then pressVOL+/VOL- to adjust the audio output between left and right speakers.Bass : Press CH+/CH- button and VOL+/OK to confirm, then pressVOL+/VOL- to increase or decrease the level of the lower-pitched sounds .Treble : Press CH+/CH- button and VOL+/OK to confirm, then pressVOL+/VOL- to increase or decrease the level of the higher-pitched soundsSound Surround: To turn the simulated surround sound on and off.Mode : Press VOL+/OK to select the type of sound which bestcorresponds to your lightning requirements by selecting Mode in Audiomenu.Equalizer: To adjust the equalizer: Off, Rock, Pop, Live, Dance, Techno, Classicand Soft.Audio Menu OptionsAudioBalanceBassTrebleSound Surround OnMode OffEqualizer OffAVL OffAudio Only05050VideoAudioChannelLockFunctionSelect BackAdjust EXITOK CH+/-VOL+/-Sound can be adjusted for any input as follows:1. Press MENU button and CH+/CH- until the following menu appears on thescreen.