3 SHUTTER RELEASE AND SELF-TIMER/LOCK LEVER3 Shutter Release and Self-timer/Lock LeverThe self-timer/lock lever of the camera has three settings. With the lever at ”A,”press the shutter button halfway to activate the meter. To release the shutter, gen-tly press the shutter button all the way down. When the level is at ”L,” the shutterbutton is locked. It is advisable to turn the lock lever to ”L” when the camera isnot in use to prevent accidental shutter release and battery consumption. With thelever at ”S,” the camera’s 10-second self-timer can be activated simply by pressingthe shutter button. For further details on self-timer photography.Shutter release is electromagnetic as long as there is a battery in the camera. Oncethe battery is removed, the camera switches to mechanical release, and only thosespeeds which are mechanically controlled can be used. The shutter button has athreaded socket in the center to accept a standard cable release.IMPORTANTThe New F- 1 has a built-in safety circuit which prevents shutter release if thelens aperture ring is on the ”A” mark and a power drive is not attached.First push the advance lever out to its 30◦ stand-off position To advance the film,turn the advance lever all the way to the right in one continuous 139◦ stroke orseveral short ones. This also cocks the shutter and prepares the diaphragm and9