Canon G10 PowerShot G10 Camera User Guide - Page 267

265 Using an Externally Mounted Flash (Sold Separately) Available Shooting Modes p. 300 You can make your flash photography even clearer and more natural appearing with the use of a separately sold externally mounted flash. The camera's auto exposure function will operate with a Canon Speedlite 220EX, 430EX II, 580EX II, Macro Ring Lite MR-14EX and Macro Twin Lite MT-24EX (except with the mode or when [Flash Mode] is set to [Manual]). Other flashes may fire manually or not fire at all. Please check the manual for your flash. You are recommended to set the white balance to . * Certain functions noted in the manuals for the Canon Speedlite 220EX, 430EX II, 580EX II, Macro Ring Lite MR-14EX and Macro Twin Lite MT-24EX cannot be performed when mounted on this camera. Please read this guide before using one of these flashes on the camera. z Since the camera's auto exposure function will trigger an externally mounted flash when shooting in or mode, settings cannot be changed. z When using Canon mounted flashes other than the Speedlite EX series, automatic red-eye correction is not available. Appendix Attaching the Externally Mounted Flash 1 Attach the flash to the camera's hot shoe.