Canon EOS 60D EOS 60D Instruction Manual - Page 133

D Using the Built-in Flash If the [2 Auto Lighting Optimizer] (p.101) is not set to [Disable], the image may still look bright even if a darker flash exposure has been set. If you set flash exposure compensation with both the camera and EXseries Speedlite, the Speedlite's flash exposure compensation setting will override the camera's. If you have set flash exposure compensation with an EX-series Speedlite, any flash exposure compensation set with the camera will not take effect. The exposure compensation amount will remain in effect even after you set the power switch to . By setting [8C.Fn IV -2: Assign SET button] to [4: sFlash exp. comp.], you can just press to display the flash exposure compensation setting screen. The camera can also be used to set the EX-series Speedlite's flash exposure compensation in the same way as with the Speedlite. 133