325Ue1: Flash Sync SpeedThis option controls flash sync speed.A Fixing Shutter Speed at the Flash Sync Speed LimitTo fix shutter speed at the sync speed limit in shutter-priority auto ormanual exposure modes, select the next shutter speed after the slowestpossible shutter speed (30 s or bulb). An X (flash sync indicator) will bedisplayed in the viewfinder and top control panel.e: Bracketing/FlashOption Description1/250 s (Auto FP)Auto FP high-speed sync is used with 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 camerashows a shutter speed of 1 /250 s in exposure mode eor g, auto FP high-speed sync will be activated if theactual shutter speed is faster than 1/ 250 s.1/250 s (default) Flash sync speed set to 1 /250 s.1/200 s Flash sync speed set to 1 /200 s.1/160 s Flash sync speed set to 1 /160 s.1/125 s Flash sync speed set to 1 /125 s.1/100 s Flash sync speed set to 1 /100 s.1/80 s Flash sync speed set to 1 /80 s.1/60 s Flash sync speed set to 1 /60 s.