Vello BG-N4.2 User Manual page 5

sub-Command Dial *
1
shutter-release Button *
2
Control lock switch
3
To prevent accidental triggering,
the control lock switch locks the
shutter-release button, AE-L/AF-L
button, multi selector dial, as well
as the main and sub-command dials
on the BG-N4.2. Unlock prior to use
by switching to the position. The
control lock is not a power switch.
Tripod socket
4
Mounting screw
5
Contact Cap
6
Camera Contact Cover Holder
7
signal Contacts
8
ae-l/aF-l Button *
9
Main Command Dial *
10
Multi selector *
11
attachment Wheel
12
Battery Chamber Cover
13
Battery Chamber latch
14
Battery Chamber
15
eN-el15 Battery Holder
16
For EN-EL15 rechargeable batteries.
5
aa Battery Holder
17
Holder for six AA batteries.
* These controls perform the same
function as their on-camera equivalents
and are affected by changes to the
Custom Settings menu (Group a for
the AE-L/AF-L button, Group f for
other controls). See camera manual for
details.