C: Setting Custom Functions - Canon Speedlite 470EX-AI Instruction Manual

C: Setting Custom Functions

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C.Fn-00:
You can select meters or feet for the distance indicator display on the LCD
panel.
0: m (Meters (m))
1: ft (Feet (ft))
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C.Fn-01:
When the Speedlite is not operated for approx. 90 seconds, the power turns
off automatically to save energy. You can disable this function.
0: ON (Enabled)
1: OFF (Disabled)
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C.Fn-02:
0: % (Enabled (Depth-of-field preview button))
Press the camera's depth-of-field preview button to fire the modeling
flash.
1: & (Enabled (Test firing button))
Press the Speedlite's test flash button to fire the modeling flash.
2: %/& (Enabled (with both buttons))
Press the camera's depth-of-field preview button or the Speedlite's test
flash button to fire the modeling flash.
3: OFF (Disabled)
Disables the modeling flash.
When the <X> switch is set to the <Z> position, the modeling flash
may not fire when the camera's depth-of-field preview button is pressed.
When you want to fire the modeling flash during AI.B full-auto shooting,
setting C.Fn-02 to 1 or 2 and firing the modeling flash using the
Speedlite's test flash button is recommended.
With the depth-of-field preview function assigned to a button on the
camera using the camera's customization features, you can fire the
modeling flash using the assigned button when C.Fn-02 is set to 0 or 2
(except for EOS M series camras).
(Distance indicator display)
(Auto power off)
(Modeling flash)
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