()Check the messageSelect the page description languagePerform a hard reset (Performing aHard Reset(P. 498))Mng. SettingsSelect whether to restrict the use of the() key on the operation panel to prevent any settings from beingchanged carelessly.Settings Key LockIf you select , the Setup menu is not operable even if() is pressed.OffOn()Lock>Check the message or ●If you select , the Settings key can be unlocked from the Remote UI only.RestrictingOperation Panel Functions(P. 288)RMT-SWUse this machine leaving this item set to . You may be asked to change the setting to to allow for remotemaintenance on your machine by a Canon service representative.OffOn() or Adjust ScreenYou can adjust the contrast and brightness of the display.Setting Menu List374