Pentax 645 - Page 37

2. After turning on the main switch, a slight
depressing upon the shutter release will reveal in
the viewfinderLED the shutter speed and f/stop
automatically programmed by the camera circuit.
Additional pressure will release the shutter,
enabling photographing.
Visual warnings during Programmed AE control:
While utilizing this mode, and should the shutter
speed and f/stop combination fall beyond the meter
coupling range, the LED in the viewfinder will
display the following indications; attempting to
photograph the subject under these situations will
result in an improper exposure.
—: ipo I (flow-like flickering)
In this particular instance, the subject brightness is
over the maximum range, or the given situation
exceeds the meter coupling range of the
Programmed AE mode. It may be remedied by
either using a slower speed film or employing an
ND filter available on the market.
(flow-like flickering)
In this instance, the subject's brightness is
extremely low, beyond the meter coupling range of
the Programmed AE mode. It may be corrected
through the use of a higher speed film, or by
supplementing with a flash/other artificial lighting
unit(s).
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