Olympus E-M1 Mark III Instruction Manual page 117

To change the function assigned to a button, follow the steps below.
Press the Q button to display the LV super control
1
panel.
Use FGHI to select [Button Function], then
2
press the Q button.
• [K Button Function] of G Custom Menu J (P. 185)
is displayed in still image shooting mode, and
[n Button Function] of [n Button/Dial/Lever] (P. 163)
is displayed in movie mode.
Highlight the desired control using FG on the arrow pad and press the I
3
button.
Highlight a function using the FG buttons and press the Q button to assign
4
it to the selected control.
• The options available vary from button to button.
 Available Roles
Role
AF Stop
AEL/AFL (t)
RREC (movie
recording)
Direct Function
(n)
Preview (z)
Suspend autofocus. Focus locks and autofocus is suspended while
the control is pressed. Applies only to lens l buttons.
Lock focus and/or exposure. When used for exposure lock, the
control locks exposure when pressed and releases the lock when
pressed a second time. The behavior of the control can be selected
using [K AEL/AFL] in G Custom Menu J (P. 201).
The control functions as a movie-record button. Press to start or stop
recording.
Assign roles to the buttons on the arrow pad (FGHI). The
following roles can be assigned:
H button: N (AF-target selection)
F button: F (exposure compensation)
I button: # (fl ash) (still picture) / electronic zoom (movie)
G button: j/Y (drive mode) (still picture) / WB (movie)
• The I and G buttons can be assigned other functions.
Stop aperture down to the selected value. This lets you preview
depth of fi eld. Aperture stops down to the currently-selected value
while the button is pressed. Preview options can be selected using
[z Settings] in G Custom Menu Q (P. 189).
• This role is available for [K Button Function] only.
100
%
K Button Function
ISO WB
Auto Auto
#
± 0.0
#
o
S-IS Auto
M-IS
P
250 F5.6
Function
A ± 0 Natural
G ± 0 S ± 0 ± 0
S-AF
± 0 ± 0 Normal
Off
p
sRGB
F
Y
4K
30 p 30 p
F
Y
1:02:03
1023
Button Function
EN
2
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