1653 Custom Function SettingsC.Fn II -6 Flash firingEnables or disables the firing of an external flash or non-Canon flashconnected to the PC terminal.0: Enable1: DisableConvenient when you want to use the external flash’s AF-assist beamonly. Note that whether or not the AF-assist beam is emitted isdependent on the C.Fn III -14 setting.C.Fn II -7 Viewfinder info. during exposure0: Disable1: EnableThe viewfinder information will be displayed even during an exposure. Displays theexposure setting, number of remaining shots, etc., during continuous shooting.C.Fn II -8 LCD panel illumination during Bulb0: Off1: On during BulbIf the LCD panel’s illumination is on (p.102) and you take a bulbexposure, the illumination will continue until the bulb exposure ends.This is convenient when you are taking a bulb exposure in low light andwant to check the exposure time.C.Fn II -9 INFO button when shootingWhat is displayed on the LCD monitor when you press the <B> buttonwhen the camera is ready to shoot can be changed.0: Displays camera settingsDisplays the camera settings. (p.186)1: Displays shooting functionsDisplays shooting functions as found on the top LCDpanel and in the viewfinder. When the display is on, youcan still press the <S> button and select the AF pointon the LCD monitor.This is convenient when it is difficult to set the camerasettings while viewing the top LCD panel, when you areshooting straight up, or when the camera position orpoint of focus is fixed and you only want to change the camera settings during shooting.