Nikon 4807 - SB 900 Speedlight, User Manual

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D – 50
D
Flash modes and functions
SU-4 type wireless multiple flash shooting
Setting the SB-900 to SU-4 type wireless multiple flash
SU-4 type wireless multiple flash is particularly suitable for shooting fast moving
subjects as both the master flash unit and remote flash units fire simultaneously.
SU-4 type wireless multiple flash can be performed in two ways: (1) In the AUTO
(auto) mode, in which the wireless remote flash units start and stop firing in
sync with the master flash unit, and (2) in the M (manual) mode, in which the
wireless remote flash units only start firing in sync with the master flash unit. •
Suitable cameras and Speedlights
To perform SU-4 type wireless multiple flash, set the wireless flash mode to
“SU-4” in the custom setting. (
k
C-22)
Use the Wireless setting switch to switch over the SB-900 to the master or
remote flash unit.
Hold down the button on the center to turn the Wireless setting switch. •
•
Align the index on the Wireless
setting switch with [MASTER]. • Align the index on the Wireless
setting switch with [REMOTE]. •
Setting the SB-900 as the master flash unit Setting the SB-900 as the remote flash unit
Suitable
cameras
Suitable master Speedlight Suitable remote Speedlights
No limitation
Speedlights compatible with Non-
TTL auto, Distance-priority manual
flash and manual flash and monitor
pre-flashes that can be canceled in
those modes
Camera’s built-in flash with monitor
pre-flashes that can be canceled. •
•
Speedlights compatible with SU-4
type wireless flash operation
Speedlights connected to the
optional Wireless Slave Flash
Controller SU-4. •
•