(1 ) Program AE[Purpose]The camera automatically sets shutter speed/ aperturecombinations according to subject brightness. Thismode particularly suits first-time SLR users or thosewho prefer to concentrate on picture composition orcandid snapshots.[SETTING]While pressing the shooting mode selector, turn theelectronic input dial until "P" appears in the displaypanel.When the automatically-set shutter speed is too slow to hand-hold,the camera will sound a long beeper tone to warn you. Werecommend using a tripod or flash.The camera selects the ideal program line according to thecharacteristics of the lens in use, i.e., the maximum or minimumaperture and lens focal length. This is referred to as "IntelligentProgram AK." For further information on the program line, pleasesee pp. 79 and 80.This program AE mode has the same characteristics as the oneselected when the main switch is set to the green " [ ] " mark (seep.14). However, the "ONE SHOT" AF and "S" film winding modes areautomatically set so use the setting described on this page whenyou want to use the "SERVO" AF mode or "C" film winding mode.(2) Program Shift Functions (EOS 620 Only)