171AppendixUsing an Externally Mounted Flash (SoldSeparately)You can make your flash photography even clearer and morenatural appearing with the use of a separately sold externallymounted flash.The camera’s auto exposure function will operate with a CanonSpeedlite 220EX, 380EX, 420EX, 550EX, a Macro Ring Lite MR-14EX or a Macro Twin Lite MT-24EX (p. 174). (Except with the Mmode or when [Flash Adjust] is set to [Manual].) Other flashes mayfire manually or not fire at all.Please check the manual for your flash.* Certain functions noted in the manuals for the Canon Speedlite 220EX,380EX, 420EX, 550EX, the Macro Ring Lite MR-14EX and Macro Twin LiteMT-24EX cannot be performed when mounted on this camera. Please readthis guide before using one of these flashes on the camera.1 Attach the flash to the camera’shot shoe.2 Turn the external flash on and turn the mode lever to(Shooting).