Automatic Flash Control
The camera’s built-in ash sensor and electronics
meter the light reected from the central portion of
thelmsurface,acirclewithadiameterof40mm.
The metering system is connected to a selector for
settinglmspeed.WiththeHasselbladProash4504
directly connected or any other System SCA 300 or
500dedicatedashunitconnectedthroughtheHas-
selbladashadaptersSCA390or590itcontrolsthe
ashunit andcutso theashwhen theexposure
is correct.
ForconnectingtheHasselbladProash4504tothe
503CX , please refer to the instruction manual for the
ashunit.
Under the left hand edge of the focusing screen an
indicator lightshows whenthe ash is readyto be
operated and also conrms if theash output was
sucienttogiveacorrectexposure.
The ash unitpowers thecamera’s electronics and
alsotheashadapter,whenthatisused.
503CX and CXi only