High-Speed Sync - Canon SPEEDLITE EL-1 Advanced User's Manual

High-Speed Sync

With high-speed sync, you can shoot with a flash even at shutter speeds that exceed the
maximum flash sync shutter speed. This is effective when you want to shoot in the aperture-
priority AE < > mode (open aperture) with background blur in locations such as
outdoors in daylight.
1.
Push the joystick vertically.
2.
Select an item in (1).
Push the joystick up / down / left / right or turn <
and push the joystick vertically.
56
> to select an item,