User Manual
Contents
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Conventions used in this Manual
 This manual is based on the assumption that both the camera and camera 
 flash’s power switches are powered on.
 Reference page numbers are indicated by “p.**”.
 The following alert symbols are used in this manual:
 The Caution symbol indicates a warning to prevent shooting problem.
    The Note symbol gives supplemental information.
Foreword
Warning
Name of Parts
 Body
 Flash Head
 AV Panel
 Included Accessories
 Separately Sold Accessories
 Attaching Bare bulb flash head
Battery
Power Management
Modeling Lamp 
Wireless Flash Mode 
Flash Mode— TTL Autoflash
TTL Mode
 FEC (Flash Exposure Compensation)
 High-Speed Sync
Flash Mode—M: Manual Flash
Flash Mode—Multi/Stroboscopic Flash
Wireless Flash Shooting: Ratio (2.4G) Transmission
C.Fn: Setting Custom Functions
Other Applications
 Wireless Control Function
 Sync Triggering
Protection Function
Technical Data
Troubleshooting
Firmware Upgrade
Maintenance
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