Nikon SB-900 - Manual (Page 103)

D–53
D
Flash modes and functions
Procedures for SU-4 type wireless multiple flash shooting
Camera’s control panel
Master fl ash unit’s LCD panel
v
To prevent the remote fl ash units from fi ring accidentally
With the SU-4 type wireless multiple flash, note the following:
Do not leave the power of the remote flash units on. Otherwise,
ambient electric noise due to a discharge of static electricity, or other
electromagnetic wave, etc. may trigger them accidentally. Be sure to
turn the power off. •
Remote fl ash unit’s LCD panel
Set the camera’s exposure mode
to A (Aperture-Priority Auto) or
M (Manual).
Set up all Speedlights (both
master and remote flash units) as
the SU-4 type wireless multiple
flash mode.
Set the flash mode of the remote
flash units to AUTO (auto) or
M (manual).
Set the flash mode of the master
flash unit.
Set it to Non-TTL auto, Distance-priority manual or
Manual flash mode, when the remote flash units
are set to AUTO (auto).
Set it to Manual flash mode, when the remote
flash units are set to M (manual).
Confirm the aperture, flash
output level and flash shooting
distance, then shoot.
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