Press H.LOCK button, Password will appear on thescreen.The initial password of the television is 0000. When thepassword achieved, the Loct Set menu will display onthe screen.(as follow)Note: If the password is not correctly entered, you willbe required to reenter the password and the cursor willstay at the first place.Press MENU to cancel the window.Change PasswordTuning LockSource LockPreset SourcePreset ChannelChild LockMax VolumeUnLockLock SetLock SetupPassword ----How to use the password functionTo set new PasswordThe television has the function of security default lock. Password needs to be enteredwhen the program lock mode is to be set.28>>>Off100>>>OffOffOffOffThe password can be changed.After entering the Lock set menu, Press CH+/- to selectpassword, Press vol+ button, the screen will display thefollow.Press the digit buttons, If correct password is entered, thechange successful will display on the screen, at this time,the old password will be changed.New PasswordConfirm PasswordLock Set------------Source LockPreset SourceTuning LockPress CH+/- to select Tuner Lock and VOL+/- to set On/Off. (To set On, some operationsuch as search will be not available. When enter the Tuning menu, Tuner Lock will be onthe screen, and the Timer will be the same with the main menu if no operation. If you wantto operate Tuning menu, you need to enter the Lock menu to set Tuner Lock Off or operateUnLock.Source Lock will control the ON or OFF of hinder external input modes.Press VOL+ button to set as on or off.When the source lock is set as on, TV source will display, at this time, when press TV/AV,S-VIDEO, DVD/DTV,PC/DVI button, the TV can not switch to corresponding source andthe Source Lock will display on the screen.Preset Source is opted for setting up start source.Press VOL+/-button to select Off, TV, AV1,AV2,S-Video,YPbPr/YCbCr, VGA, HDMI1,HDMI2, VGA, USB in turn.Note: The Tuning Lock and Source Lock will be onlyuseful in TV mode.