Nikon 4804 R1 Wireless Close-Up Speedlight System - Manual (Page 36)

Procedures for close-up flash operation
36
8
Setting a group on the SB-R200.
1 Set a group on each SB-R200.
Rotate the [GROUP] select dial on each
flash unit to set the group to A or B. Once
set, the SB-R200 will operate according to
the controls for each group as set on the
SU-800.
CHANNEL
GROUP
A
3 4
B
C