16How to use Menu Functions (continued)Menu Item Adjustment / ConfigurationsSound menuBalance Adjusts volume level of right and left speakersHeadphone volume Adjusts the volume level of the headphonesSurround Gives a greater spatial effect by using dynamic enhancer (Off / On)Switching is also possible by SURROUND button on the remotecontrol.HDMI1 input Chooses according to the signal when HDMI is connected (Auto /Digital / Analogue)HDMI2 terminal is for digital signal only.Reset to Default Press the OK button to reset the present Sound Menu to the defaultsettings.Setup menuVIERA Link VIERA Link function (Off / On) (page 19)Teletext Teletext display mode (FASTEXT / List)Off timer Sets the time the unit automatically turns Off (Off / 15 / 30 / 45 / 60 /75 / 90) (minutes)Child lockChild lock can be set for each channel and each AV modeImage and sound are not available during Child lock On (Black screenwill appear)Select the channel or AV mode you want to lock and set this function.Blue backBlue back display (Off / On)On: Blue back display when there are no signalsOff: Blue back display offVCR/GAME Reproduction of irregular signals, such as certain TV games and rentalvideo tapes, may be improved. (Off / On)Tuning menu Edits or sets channels (page 17)Colour systemDisplayed during AV mode. If a clear picture with current colourscannot be obtained when a Broadcast or AV signal is received, thisfunction is used. (Auto / PAL / SECAM / NTSC 4.43 / NTSC 3.58)PAL, SECAM and NTSC 3.58 are different colour signal broadcasttransmission systems applicable to different countries. NTSC 4.43is a trick playback mode used in special VCRs to playback NTSCrecorded video tapes through PAL television equipment.Colour matrixDisplayed during AV mode. Available only with 480p or 576p inputsignals in a natural colour from digital equipment connected to AV2Component terminals.Select SD or HD to adjust suitable colour parameters for SD (Standarddefinition) or HD (High definition)SD: Input signal is a normal TV system.HD: Input signal is a High-Definition system.ViewingenvironmentSet the appropriate picture mode based on viewing environment.Home: Picture mode is set as “Standard” (for optimal picture/powerconsumption for home viewing).Shop: Picture mode is set as “Dynamic” (for in-store display).