Menu OperationsFunction Menu Options ContinuedBG Opacity: Press VOL+/VOL-to select the opacity for the background color.Window Color: Press VOL+/VOL- to select according your own preferenceWindow Opacity: Press VOL+/VOL- to select the edge color according your ownpreference.Default: Press VOL+/OK to enter the submenu.Press VOL+/VOL- to select OK or Cancel then OK to confirm. If OK, the parameterwill return to the factory set.Are you sure?OK CancelLock Menu OptionsLockEnter PasswordBackEXITVideoAudioChannelLockFunction1. Press MENU button and CH+/CH- until the following menu appears on thescreen.2. Press VOL+/OK to enter and then press digits button to input the digits( Theinitial password is 0000. If you forget your password, you can always input 9443to regain control) . The menu will display as follows:LockChannel BlockProgram BlockPasswordClean AllSelect BackEXITCH+/-VOL+/-VideoAudioChannelLockFunctionEnterOK