
Using
¡ When using an external Speedlite, retract the
¡If the
¡ If autofocus cannot be achieved, the external,
¡The EOS 20D is a
Using Non-Canon Flash Units
Sync Speed
The EOS 20D can synchronize with compact,
PC Terminal
¡The camera’s PC terminal is provided for flash units having a sync cord. The PC terminal is threaded to prevent inadvertent disconnection.
¡The camera’s PC terminal has no polarity so you can connect any sync cord regardless of its polarity.
¡ If the camera is used with a flash unit or flash accessory dedicated to another camera brand, the camera may not operate properly and malfunction may result.
¡Also, do not connect to the camera’s PC terminal any flash unit requiring 250 V or more.
¡Do not attach a
A Speedlite attached to the camera’s hot shoe and a flash unit connected to the PC terminal can be used at the same time.
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