46
Flash Control from Camera’s Menu Screen
The displayed contents vary depending on the camera. When C.Fn-20
to 23 are not displayed, set them by operating the flash unit. For the
Custom Functions, see pages 95 to 100.
1Select [Flash C.Fn settings].
Select [Flash C.Fn settings] or
[External flash C.Fn setting].
XThe screen changes to the (external)
flash Custom Function settings
screen.
2Set the Custom Function.
Select the Custom Function number
and set the function.
To clear all the Custom Function
settings, select [Clear all Speedlite
C.Fn’s] or [Clear ext. flash C.Fn
set.] in step 1.

Flash Custom Function Settings

When using a camera released up to 2011, the C.Fn-20 to 23 settings are
not cleared even if [Clear all Speedlite C.Fn’s] is selected. When
following the “Clearing All the Custom Functions” operation on page 94,
all the Custom Functions (except C.Fn-00) are cleared.
When using the flash with EOS digital cameras released since 2012, as
auto external metering and manual external metering can be
automatically selected with the flash’s <E> button, C.Fn-05-2, 3 are
not displayed.
You cannot set or clear all Personal Functions (P.Fn/p.101) from the
camera’s menu screen. Set them by operating the flash unit.