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This option controls flash sync speed.
e: Bracketing/Flash
e1: Flash Sync Speed
G button ➜ ACustom Settings menu
Option Description
1/320 s
(Auto FP)
Use auto FP high-speed sync with SB-900, SB-800, SB-600,
and SB-R200 flash units. If other flash units are used, shutter
speed is set to
1
/
320
s. When the camera shows a shutter
speed of
1
/
320
s in exposure mode
e
or
g
, auto FP high-
speed sync will be activated if the actual shutter speed is
faster than
1
/
320
s.
1/250 s
(Auto FP)
Use auto FP high-speed sync with SB-900, SB-800, SB-600,
and SB-R200 flash units. If other flash units are used, shutter
speed is set to
1
/
250
s. When the camera shows a shutter
speed of
1
/
250
s in exposure mode
e
or
g
, auto FP high-
speed sync will be activated if the actual shutter speed is
faster than
1
/
250
s.
1/250 s–1/60 s Flash sync speed set to selected value.
A Fixing Shutter Speed at the Flash Sync Speed Limit
To fix shutter speed at the sync speed limit in shutter-priority auto or
manual exposure modes, select the next shutter speed after the slowest
possible shutter speed (30 s or bulb).
An X (flash sync indicator) will be
displayed in the control panel and viewfinder.
A Auto FP High-Speed Sync
Allows the flash to be used at the highest shutter speed supported by
the camera, making it possible to choose the maximum aperture for
reduced depth of field even when the subject is backlit in bright
sunlight. The information display flash mode indicator shows “FP”
when auto FP high-speed sync is active.