Mamiya 645af User Manual

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If the shutter cannot be released 
The shutter cannot be released when the batteries are discharged or no batteries 
are loaded. 
The shutter cannot be released while the film is being advanced. 
The shutter cannot be released while the flash is charging (while the flash mark is 
flashing) when the shutter release mode is set to "C" (continuous shooting) with a 
Metz flash mounted with the SCA 3951 adapter. The shutter can be released 
once flash charging is completed. 
The shutter cannot be released when the magazine is not mounted. 
The shutter cannot be released while the ISO sensitivity is being set after mounting 
the magazine. 
The shutter cannot be released when the magazine is mounted and the dark slide is 
inserted. 
The shutter cannot be released when the magazine is mounted and the rear lid is 
closed with the film wound up. 
When the mode setting button is pressed while the self timer is operating, the 
self timer is canceled and the shutter will not be released. 
When the exposure mode setting dial is turned while the self timer is operating, the 
self timer is canceled and the shutter will not be released. 
When the shutter release mode selector lever is operated while the self timer 
is operating, the self timer is
 
canceled and the shutter will not be released. 
When the focus mode selector lever is operated while the self timer is operating, 
the self timer is canceled and the shutter will not be released. 
When the exposure mode selector lever is operated while the self timer is 
operating, the self timer is canceled and the shutter will not be released. 
The shutter cannot be released when one of the error messages is displayed. 
When the shutter release mode selector lever is set to "L" during long exposures 
of over 1 second, the shutter closes and the long exposure mode is canceled. 
Strap/Using a Tripod/Auxiliary Release Contact 
Strap 
Put the neck strap through the camera's strap 
mount as shown on the diagram and tighten it. 
For safety, check that the strap is securely 
fastened to the strap mount. 
Using a Tripod 
When using a tripod with 3/8 inch screw thread 
(instead of 1/4 inch screw thread) remove the 
small screw “A”
 
from the tripod screw hole on 
the bottom of the body using a Phillips 
screwdriver, then use a coin to remove the 
tripod screw adapter bushing “B”. 
Auxiliary Release Contact 
This is the Port for connecting a Mamiya 
electromagnetic cable release (sold separately) 
when taking photos with the mirror up, with long 
exposures or with slow shutter speeds. 
 
 #804821  ............... 1m (3') 
 #804822 .................5m (15') 
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