19Preparations11 Preparations1.2 Parts1.2.1 Frontal ButtonsThe color and shape of parts may differ from what is shown. Specifications are subject to changewithout notice to improve quality.Icons Descriptionz Open or close the onscreen display (OSD) menu, or return to theparent menu.z OSD control lock: Maintain the current settings, or lock the OSDcontrol to prevent unintended changes to settings.Enable: To lock the OSD control, press the [ ] button for 10seconds.Disable: To unlock the locked OSD control, press the [ ] buttonfor more than 10 seconds.If the OSD control is locked,z Brightness and Contrast can be adjusted, and INFORMATIONcan be viewed.z The Customized Key function can be used by pressing the [ ]button. (The Customized Key is available even when the OSDcontrol is locked.)Configure Customized Key and press [ ]. The following options willbe enabled.Angle - Bright - Eco Saving - Image SizeTo configure Customized Key, go to SETUP&RESETCustomized Key and select the mode you want.Move to the upper or lower menu or adjust the value for an option on theOSD menu.Key GuideSAMSUNGMAGICANGLE AUTOMENUMENUMENUSAMSUNGMAGIC SAMSUNGMAGIC