Customizing the Speedlite

This chapter describes how to customize the Speedlite with Custom/Personal Functions (C.Fn/P.Fn).


  • Operations described in this chapter are not available when the Speedlite is attached to a camera in Full Auto or Basic Zone modes. Set the camera's shooting mode to Flexible-priority AE, Program AE, Shutter-priority AE, Aperture-priority AE, Manual exposure, or Bulb (Bulb) (Creative Zone).