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Set the flash sync speed to 1/320s
(Auto FP) or 1/250s (Auto FP) in the
Nikon camera menu. Press the
shutter button halfway. The icon
< >
displayed on the flash
screen means the high speed sync
function is enabled on the flash.
Turning the camera command dial
can set the shutter speed to 1/250s
or faster.
To check if the FP flash function
works properly, look through the
shutter speed in the viewfinder. If it
shows a speed of 1/250s or faster,
the FP flash function is on.
Set the camera to Rear curtain
mode and press the shutter button
halfway, the flash display panel will
show the second curtain sync icon
< >
.
When the camera is not set to Rear
mode, pressing the shutter button
halfway will not light up the icon
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on the flash display panel.
High Speed Sync (FP flash) enables the flash to synchronize with all
camera shutter speeds. This is convenient when you want to use
aperture priority for fill-flash portraits.
Select the high-speed sync icon
< >
.
High-Speed Sync
If you set a shutter speed as 1/320s (Auto FP) or 1/250s
(Auto FP) in the Nikon camera setting,
< >
will be
displayed in the flash screen regardless of practical
shutter speed.
With high-speed sync, the faster the shutter speed, the
shorter the effective flash range.
To return to normal flash, set the flash sync speed to other
options other than Auto FP. Then the icon
< >
will
disappear when pressing the shutter halfway.
Stroboscopic mode cannot be set in high-speed sync mode.
Over-heat protection may be activated after 10 consecutive
high-speed sync flashes
Second-Curtain Sync
With a slow shutter speed, you can create a light train following the
subject. The flash fires right before the shutter closes.
