Canon EOS 5D instruction manual Flash C.Fn Settings Select Flash C.Fn settings, 106, About E-TTL

3Setting the FlashN

About E-TTL II

For normal flash exposures, set it to [Evaluative].

If [Average] is set, the flash exposure will be averaged for the entire metered scene as with an external metering flash. Flash exposure compensation may be necessary depending on the scene, so this setting is for advanced users.

Flash C.Fn Settings

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Select [Flash C.Fn settings].

Turn the <5> dial to select [Flash C.Fn settings], then press <0>.

Set the flash function settings.

Turn the <5> dial to select the function number, then set the function. The procedure is the same as setting the camera’s Custom Functions (p.172).

Canceling Speedlite Custom Function Settings

In step 1, select [Clear all Speedlite C.Fn’s] to clear all the Speedlite’s Custom Function settings (except [C.Fn-0: Distance indicator display]).

If you use an EX-series Speedlite and the Speedlite Custom Function’s

[Flash metering mode] is set to [TTL (autoflash)], the flash will always be fired at full output.

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