375. Using On-Screen MenuMenu ElementsHighlightTitleSlide barOff Timer remainingtimeSourceRadio buttonSolid triangleCheck markTabThermometer symbolKey Lock symbolMenu windows or dialog boxes typically have the following elements:Title .......................................... Indicates the menu title.Highlight ................................... Indicates the selected menu or item.Source ...................................... Indicates the currently selected source.Remaining countdown time ..... Indicates the remaining countdown time when the Off Timer is preset.Solid triangle ............................ Indicates further choices are available. A highlighted triangle indicates the item is active.Tab ........................................... Indicates a group of features in a dialog box. Selecting on any tab brings its page to the front.Radio button ............................ Use this round button to select an option in a dialog box.Check mark .............................. Indicates the item is selected.Slide bar ................................... Indicates settings or the direction of adjustment.Key Lock symbol ...................... Indicates the Control Panel Lock is enabled.Thermometer symbol ............... Indicates the lamp mode is forcibly set to Eco mode because the internal temperature is toohigh.