Sync terminal – FujiFilm GFX 50S II Medium Format Mirrorless Camera with 35-70mm Lens Kit User Manual
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267
P
eripherals and Optional A
c
c
essories
10
External Flash Units
SYNC TERMINAL
The following options are available when no compatible fl ash 
unit is connected or if a unit is connected via the sync terminal or 
uses only the X-contact on the hot shoe.
ADJUST
END
MODE
SYNC TERMINAL
Setting
Setting
Description
Description
A
Flash control mode
Choose from the following options:
•
M
: A trigger signal is transmitted via the hot shoe X contacts
when a picture is taken. Choose a shutter speed slower than 
the sync speed; even slower speeds may be required if the 
unit uses long fl ashes or has a slow response time.
•
D
(OFF)
: The trigger signal is disabled.
B
Sync
Choose whether the fl ash is timed to fi re immediately after 
the shutter opens (
H
/
1ST CURTAIN
) or immediately before
it closes (
I
/
2ND CURTAIN
).
1ST CURTAIN
is recommended in
most circumstances.
The Sync Terminal
Use the sync terminal to connect fl ash units 
that require a sync cable.