Nikon autofocus speedlight SB-900 User Manual page 95

Setting the SB-900 to Advanced Wireless Lighting
You can set the SB-900 to Advanced Wireless Lighting using the Power ON-OFF
switch/wireless setting switch.
• Turn the switch while holding down the button on the center.
Setting the SB-900 as
the master flash unit
• Align the index on the Power
ON-OFF switch/wireless setting
switch to MASTER.
Setting the SB-900 as
the remote flash unit
• Align the index on the Power
ON-OFF switch/wireless setting
switch to REMOTE.
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