6Contents4567Wireless Flash Photography: Radio Transmission 45' Radio Transmission Wireless Flash Shooting ........................... 46Wireless Settings............................................................................ 50a: Fully Automatic Wireless Flash Shooting .......................... 555: Wireless Multiple Flash Shooting with Flash Ratio............... 59q: Wireless Multiple Flash Shooting with Manual Output ............. 62[: Shooting in a Different Flash Mode for Each Group ................ 63Test Flash and Modeling Flash with a Slave Unit .......................... 65Remote Release from a Slave Unit ................................................ 66Linked Shooting with Radio Transmission ..................................... 67Wireless Flash Photography: Optical Transmission 71: Optical Transmission Wireless Flash Shooting....................... 72Wireless Settings............................................................................ 73a: Fully Automatic Wireless Flash Shooting .......................... 75A Manual Flash Setting on a Slave Unit .............................. 78Customizing the Speedlite 79C / >: Setting Custom and Personal Functions................... 80C: Setting Custom Functions.................................................... 83>: Setting Personal Functions................................................... 86Reference 89430EX III-RT/430EX III System...................................................... 90f Flash Firing Restriction due to Temperature Increase ............. 92Troubleshooting Guide ................................................................... 94Specifications ................................................................................. 98Using with a Type-B Camera ....................................................... 102Radio Transmission Wireless Function ........................................ 103Index............................................................................................. 106