Basic Receiving and Playing OperationsLCD television Owner’s Manual 21How to use the password functionPress H. LOCK, the TV screen will display Enter Passwordto prompt the user to enter a correct password bypressing corresponding numerical keys; if the passwordis correct, the user enters the Lock Set menu; if incorrect,the user is required to enter a password again.If there is no operation for a few seconds, the display willautomatically disappear.The Lock Set menu is as follows:ReturnChange password▲After entering the Lock Set menu, press 5/6 toselect the Change Password option, and then press3/ to display the Change Password menu,afterwards enter a new 4-digit password by pressingnumerical keys and repeat entering this passwordonce, and finally select the option to be confirmedand press MENU to confirm, indicating the successfulchange of password.If the user does not want to change the password inhalfway, he may press MENU to exit from this menu.NoteThe initial password is 0000, and the password settingwill not be changed after executing the Unlockoption.Tuning Lock▲Press 5/6 to select the Tuning Lock option, andthen press 3/ to set ON or OFF.(If set ON, the Tuning Menu is not available in TVmode. To make any operation related to the TuningMenu, it is necessary to enter the Lock Set menu to setTuning Lock OFF or execute the Unlock option.)Preset Source▲Preset Source may be set as Off, TV, AV, Component,HDMI, S-video,PC and USB. When the Preset Sourceis set as TV, after entering the Preset Channel menu,press 3/ to select the preset channel, and thechannel will be forcibly switched to the preset oneupon turning the TV on; when the Preset Source is setas other signal sources, the TV will be forcibly switchedto the preset source upon turning on. For example,when the Preset Source is set as YPbPr/YCbCr, the TVwill be switched to YPbPr/YCbCr upon turning on;when set as OFF, the preset function will be closed.Preset Channel▲Only when the Preset Source is set as TV can thePreset Channel option be available. Press 3/ toselect preset channels from 0-255.Source Lock▲This function is used to prohibit watching a programfrom various external inputs, e.g. AV and PC, etc.Press 5/6 to select a certain option, and thenpress 3/ to set an external input lock ON or OFF.If an external input lock is set ON, after entering thismode, the screen will display blue background withmuting and a prompt Source Lock; during SourceLock prompt, Source Lock will remain if there is noother display on the screen. To watch a programfrom a locked external input, just enter Source Locksubmenu to set corresponding status as OFF orexecute the Unlock option in the Lock Set menu.Child Lock▲Press 5/6 to select the Child Lock option, and thenpress 3/ to set ON or OFF. If set ON, this controlkey will not respond, and the screen will display ChildLock when the key is pressed; if no other operation ismade, the display will automatically disappear later.To resume Child Lock function, just enter the Lock Setmenu to set Child Lock OFF or execute the Unlockoption.Max Volume▲Press 5/6 to select the Max Volume option, andthen press 3/ to freely adjust the max volumewithin the range of 0~100. After finishing the setting,the max volume in the Volume menu will not exceedthe preset max volume; for example, if the presetmax volume is 30, the volume in the Volume menucan not be increased any longer upon reaching 30;if the preset max volume is less than the value in theVolume menu, the latter will decrease along with thedecrease of preset max volume.On Volume▲Press 5/6 to select the Power on Volume option,and then press 3/ to freely adjust the volumewithin the range of 0~100.Unlock▲