Leica M Instruction Manual page 31

2. You can select the relevant option either using the setting dial
(29; turn right = down in menu, turn left = up in menu) or the
direction pad (30; press up or down).
Notes:
Using the setting dial is normally not only more convenient but also
significantly faster.
Some options, such as
sub-menu options, can only be called up in certain situations.
Further explanations can be found in the relevant sections.
This is indicated by the lettering in the corresponding lines being
grayed out.
3. You can select the relevant sub-menus with both the
and the button (31) or by pressing right on the direction
INFO
pad.
The displays in the header change: The associated function
group is shown in black on the left (
in the main menu, always
menu), with the selected menu option in white on the right.
The sub-menus usually consist of different numbers of function
options, which can be directly selected in the next step.
In some cases, there is also a scale for setting values, or the
sub-menus consist of secondary entries for which function
options can be selected in turn.
156
and , as well as some
GPS Format SD card
,
CAMERA IMAGE
in the picture parameters
SET
button
SET
or
SETUP