Other controls, Shutter release button – Nikon Camera F3AF User Manual
Page 65
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OTHER CONTROLS
Shutter Release Button @
Depressing the button halfway switches on the exposure meter
and autotocus function and activates the viewfinder LED and
LCD displays for focus/exposure information. Both displays stay
on for approx. 16 sec., even after taking your finger off the but
ton, then turn themselves off automatically to conserve battery
power. Depressing the button all the way down releases the
shutter. The shutter release button is threaded in its center to
accept a standard cable release for tripping the shutter with the
camera mounted on a tripod.
Notes;
1) The shutter cannot be tripped using the shutter release button unless:
a) the camera's power switch
@
is turned on, b) the film advance lever
»
is stroked completely to cock the shutter, and c) the batteries are
in proper working order. To release the shutter when the batteries are
dead, use the backup mechanical release lever
®,
referring to the
next page.
2) At the B setting, unless you hold the shutter release button down all
the way, the shutter may close prematurely.
3) Do not screw a tripod into the camera's tripod socket
6)
too tightly.
42