2 System flash functions
The system flash functions are functions that have been tailored specifically to
suit the camera system concerned, whereby different flash functions are suppor-
ted depending on the given camera type.
• Flash-ready indication in camera viewfinder
• Automatic flash sync speed control
• Standard TTL without measuring preflash)
• Preflash TTL and ADI metering
• Automatic fill-in flash control
• Manual flash exposure correction
• 1st or 2nd curtain synchronisation (REAR)
• Automatic high speed synchronisation (HSS) with TTL and M
• Automatic motor zoom control
• Extended zoom mode
• Automatic AF measuring beam control
• Automatic flash range indication
• Triggering control (AUTO FLASH)
• Wireless remote flash mode
• Wake-up function for the flash unit
• Firmware updates
It is impossible to describe all camera types and their individual dedica-
ted flash functions within the scope of these instructions. Therefore, plea-
se refer to the flash mode description in your camera's operating instruc-
tions to find out which functions are supported and which ones have to
be set manually on the camera.
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3 Preparing the flash unit for use
3.1 Mounting the flash unit
Mounting the flash unit on the camera
Turn off the camera and flash before mounting or removing.
• Turn the knurled nut
towards the flash unit housing as far as it will go.
• Slide the flash unit foot completely into the camera accessory shoe.
• Turn the knurled nut
towards the camera housing as far as it will go, clam-
ping the flash unit in place.
Removing the flash unit from the camera
Turn off the camera and flash before mounting or dismounting.
• Turn the knurled nut
towards the flash unit housing as far as it will go.
• Remove the flash unit from the camera's accessory shoe.
3.2 Power supply
Suitable batteries/rechargeable batteries
The flash unit can be operated with any of the following batteries:
• 4 NiCad batteries 1.2V, type IEC KR6 (size AA). They permit very fast recy-
cling times and are economical in use because they are rechargeable.
• 4 nickel-metal-hydride batteries 1.2V, type IEC HR6 (size AA). They have a
significantly higher capacity than NiCad batteries and are less harmful to the
environment, since they have no cadmium.
• 4 alkaline-manganese dry cell batteries 1.5V, type IEC LR6 (size AA).
Maintenance-free power source for moderate power requirements.
• 4 lithium batteries 1.5V, type IEC FR6 (size AA). Maintenance-free high-capa-
city power source with a low self-discharge rate.
If your flash unit is not going to be used for an extended period of time,
remove the batteries.