Pentax K20D Guia De Utilização

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Shooting Functions
4
This mode is convenient for taking pictures using the same shutter speed 
and aperture setting combination or taking intentionally underexposed 
(darker) or over-exposed (brighter) photographs.
1
Effect of Aperture and Shutter Speed (p.76)
1
Set the mode dial to a.
2
Press the Green button.
Automatically switches shutter speed 
and aperture to the proper exposure.
Turn the front or rear e-dial to change 
the exposure to your liking and take a 
picture.
Adjust the shutter speed with the front 
e-dial and aperture with the rear e-dial.
Using a (Hyper-manual) Mode
e_kb442.book  Page 93  Monday, February 11, 2008  3:22 PM