Setting the flash, 3setting the flash n – Canon EOS 60D User Manual
The built-in flash and external Speedlite settings can be set with the
camera’s menu. You can use those menu options for the external
Speedlite only if the attached EX-series Speedlite are compatible with
The setting procedure is the same as setting a camera menu function.
Select [Flash control].
Under the  tab, select [Flash
control], then press <0>.
The flash control screen will appear.
Normally, set this to [Enable].
If [Disable] is set, both the built-in
flash and external Speedlite will
not fire. This is useful when you only
want to use the flash’s AF-assist
The [Built-in flash func. setting] and [External flash func. setting]
menus can set the functions listed on the next page. The functions
displayed under [External flash func. setting] will vary depending on
the Speedlite model.
Select [Built-in flash func. setting]
or [External flash func. setting].
The flash functions will be displayed.
The functions not dimmed can be
selected and set.
Setting the FlashN
[Built-in flash func. setting] and [External flash func. setting]