21EnglishNote: "H. Position", "V. Position", "Frequency" and "Tracking" functionsare not supported under video mode.Note: "Sharpness" function is not supported under computer mode.SettingMenu Location Chooses the OSD menu location on the display screen.Source LockWhen this function is turned off, the projector will search forother signals if the current input signal is lost. When thisfunction is turned on, it will lock the current source channelbefore you press "SOURCE" on the control panel or remotecontrol for next channel.Closed CaptionClosed Caption EnableSelect "On" to enable the function when the selected inputsignal carries closed captions.• Captions: An onscreen display of the dialogue, narration,and sound effects of TV programs and videos that areclosed captioned (usually marked as "CC" in TV listings).Set your screen aspect ratio to 4:3. The function is notavailable when the aspect ratio is "16:9" or "Auto".This function is only available when a composite videoor S-Video input signal is selected and its system formatis NTSC.Caption VersionSelects a preferred closed captioning mode. To view captions,select CC1, CC2, CC3 or CC4 (CC1 displays captions in theprimary language in your area).