6Contents34567Setting Flash Functions with Camera Controls 51Flash Control from the Camera’s Menu Screen ............................. 52Wireless Flash Photography: Radio Transmission 57' Radio Transmission Wireless Flash Photography..................... 58Wireless Settings............................................................................ 63a: Fully Automatic Wireless Flash Photography.................... 685: Wireless Multiple-Flash Photography with Flash Ratio ........ 73q: Wireless Multiple-Flash Photography with Manual Output ....... 77[: Shooting in a Different Flash Mode for Each Group ................ 79Test Flash and Modeling Flash from a Slave Unit.......................... 82Remote Release from a Slave Unit ................................................ 83Linked Shooting with Radio Transmission ..................................... 84Wireless Flash Photography: Optical Transmission 89: Optical Transmission Wireless Flash Photography................. 90Wireless Settings............................................................................ 92a: Fully Automatic Wireless Flash Photography.................... 965: Wireless Multiple-Flash Photography with Flash Ratio ...... 101q: Wireless Multiple-Flash Photography with Manual Output ..... 105A Manual Flash/Stroboscopic Flash Setting on a Slave Unit ... 107Customizing the Speedlite 109C / >: Setting Custom and Personal Functions................. 110C: Setting Custom Functions.................................................. 113>: Setting Personal Functions................................................. 118Reference 121600EX II-RT System..................................................................... 122f Flash Firing Restriction due to Temperature Increase ........... 124Troubleshooting Guide ................................................................. 127Specifications ............................................................................... 133Using with a Type-B Camera ....................................................... 138Radio Transmission Wireless Function ........................................ 139Index ............................................................................................ 145