Mamiya M645 - Names and Functions of Parts (2); Film advance knob

Back
cover
latch
While pushing
in
on
the
memo
clip, simultaneously
move
the
back
cover latch
in
the
direction
of the
arrow
to
open
camera
back.
Back
cover
When
closing,
apply
pres-
sure firmly
and
evenly in the
area
of
the
back
cover
latch.
Memo
clip
Holds the
film
box
top
as a
rem inder.
Exposure
counter
window
Automatic
changeover
upon
insertion of
120
or
22Q tilm
insert. Goes up
to
15
with
120
film
and up
to
30 with
220 tilm.
Battery
check button
When
depressed, the
battery
check
lamp on the
opposite side illuminates.
Used to
check
the
condition
of
the
battery.
Shutter
release
button
(upper)
Mirror lock-up
lever
Push
backward
to lock
mirror in
the
up
position.
Film
advance
knob
One
complete
turn
cocks
shutter
and
advances
film.
Film
advance crank
Pull
out
to
use.
M
ultiple-exposure
lever
Move
the multiple-exposure
lever
to the
"multi"
position
for multiple-exposures
or
to
release
the
shutter when
there is no film
in the
camera.
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