R5910599 /00 MDSC-8427 19To lock the front keyboardThe front keyboard will automatically lock after 10 seconds of inactivity, except while navigating the front orOSD menu, during which it remains unlocked.3.3 Power status LEDAbout the power status LEDThe behavior of the power LED shows the status of the unit:• Off: Hard power OFF (power supply is unplugged)• Blinking orange: Soft power OFF (switched off by using the stand-by key ( ))• Steady orange: Display is in power save mode (backlight and LCD off)• Blinking green / orange: Searching for signalNote: When Power save mode is enabled, the display will automatically go into power save mode after 10seconds of searching without signal.• Steady green: Display has a valid input signal.3.4 Front menuAbout the front menuThe MDSC-8427 has a front menu which is used to activate the OSD main menu but which also supports 3user key functions. These user keys allow to immediately activate a commonly used function without having toaccess and browse the OSD menus. Each user key is customizable in the OSD menus, where the associatedfunction is defined (see “Front menu user keys ”, page 34).By default, the front menu looks like this:1 2 3 4 5Image 3-11. Brightness adjustment (User key 1)2. Color space selection (User key 2)3. Exit4. Main source selection (User key 3)5. OSD main menu activationWhen a function associated to a user key is not available for the current display configuration, it will be grayedout in the front menu. Example: If Color space was associated to user key 2 but the Gamma setting in theOSD menu is set to DICOM, then user key 2 will grayed out in the front menu.Image 3-2When front menu functions have a submenu (eg. Main source selection), the submenu will be opened as newwindow on top of the front menu. The icon of the parent function and the currently selected option are shownin the top right corner of the new window. When the number of selectable options is greater than 4, the “selectmore” icon (...) will be visible and allows to see the remaining options.Daily operation