The roles played by each of the function buttons can be selected by pressing and holding the button.
The functions assigned to [T-Fn1] through [T-Fn4] can be accessed by flicking the monitor.
The default assignments are:
|[T-Fn1] (flick up)|
|[T-Fn2] (flick left)|
|[T-Fn3] (flick right)|
|[T-Fn4] (flick down)|
|Center of rear command dial|
To assign roles to the buttons:
Press and hold the [DISP/BACK] button until a button selection menu is displayed.
Highlight a button and press [MENU/OK].
Highlight the desired role and press [MENU/OK] to assign it to the selected button. Choose from:
[SELECT CUSTOM SETTING]
[AF-C CUSTOM SETTINGS]
[FACE/EYE DETECTION SETTING]
[AE BKT SETTING]
[FLASH FUNCTION SETTING]
[MIC LEVEL ADJUSTMENT]
[PREVIEW DEPTH OF FIELD]
[PREVIEW EXP./WB IN MANUAL MODE]
[PREVIEW PIC. EFFECT]
[LARGE INDICATORS MODE]
[AE LOCK ONLY]
[AF LOCK ONLY]
[AUTO IMAGE TRANSFER]
[NONE] (control disabled)
Button assignments can also be selected using [BUTTON/DIAL SETTING] > [FUNCTION (Fn) SETTING].
[AE LOCK ONLY], [AF LOCK ONLY], [AE/AF LOCK], and [AF-ON] cannot be assigned to the touch function buttons ([T-Fn1] through [T-Fn4]).
If [AF‑ON] is selected, you can press the control instead of keeping the shutter button pressed halfway.
If [MODELING FLASH] is selected when a compatible shoe-mounted flash unit is attached, you can press the control to test-fire the flash and check for shadows and the like (modeling flash).
If [TTL-LOCK] is selected, you can press the control to lock flash output according to the option selected for [FLASH SETTING] > [TTL-LOCK MODE] ([TTL-LOCK MODE]).