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Minolta 7000 - Page 15

Minolta 7000
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10
5.
Summary
of
body
circuit
Lens
ROM
ior
>
Imprinting
signal
if
Shutter
Mag.
|
Cs
a
Ic,
—
IC,
Aperture
Mag.
iP
Aperture
fod
ehcoder
LcD)~—Ss«éLD
SPC1
(Body)
(Finder)
>
Key
Sw.
iCy
C2
Mech.
Sw.
Metering
Sw.
ON
—
IC,
starts
to
activate.
Ambient
light
metering
is
activated
by
SPC1,
By
data
(A/D
converted
by
IC;)
inputs
to
IC,
through
IC,.
IC,
calculates
data
corresponding
to
setting
conditions
(ISO,
exposure
mode,
lens
information,
ete.),
and
displays
calculations
in
LCDs
through
IC}.
Release
Sw.
ON
—
Attraction
of
shutter
magnet
simultaneous
with
output
of
imprinting
signal
—
Activation
of
winding
motor
reverse
running
through
[Cy.
Counts
pulse
generated
by
rotation
of
aperture
slit
plate
corresponding
to
amount
of
setting
aperture,
interlocking
with
activation
of
winding
motor,
to
contrel
aperture.
(With
full-open
setting,
aperture
magnet
separates
simultaneous
with
activation
of
winding
motor.)
Completion
of
pulse-count
—
Separation
of
aperture
magnet
With
mirror-up
switch
ON,
completion
of
mirror-up
is
detected
-*
Winding
motor
running
stops
simultaneous
with
shutter
magnet
controjling
(corresponding
to
shutter
speed
setting)
Winding
motor
starts
to
reactivate
(forward
running)
after
completion
of
shutter
traveling.
Winding-completion
switch
OF
F
—
Detection
of
winding
completion
—-
Winding
motor
running
stops
—+
Frame
counter
counts
up
|
(remains
“0”
with
no
film
loaded)
Winding-completion
switch
remains
ON
at
condition
of
film-stuck
—
Detection
of
film
end
—
Indication
of
film
end.

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