Pentax K200D User Manual - Page 232

230 Notes on [23. Using Aperture Ring] Aperture Ring Use When [23. Using aperture ring] is set to [Permitted] in [A Custom Setting] menu (p.76), the shutter can be released even if the aperture ring of the D FA, FA, F or A lens is not set to the s (Auto) position or a lens without an s position is attached. However, the features will be restricted as shown in the table below. The camera operates in c (Aperture Priority) mode even if the mode dial is at Picture mode, H (Scene) mode, e, K or b when the aperture is set to a value other than the s position. Lens Used Exposure Mode Restriction D FA, FA, F, A, M (lens only or with auto diaphragm accessories such as auto extension tube K) c (Aperture Priority) mode The aperture remains open regardless of the aperture ring position. The shutter speed changes in relation to the open aperture but an exposure error may occur. In the viewfinder, [F--] appears for the aperture indicator. D FA, FA, F, A, M, S (with diaphragm accessories such as extension tube K) c (Aperture Priority) mode Manual diaphragm lens such as reflex lens (lens only) c (Aperture Priority) mode Pictures can be taken with the specified aperture value but an exposure error may occur. In the viewfinder, [F--] appears for the aperture indicator. FA, F soft 85mm FA soft c (Aperture 28mm (lens only) Priority) mode Pictures can be taken with the specified aperture value in the manual aperture range. In the viewfinder, [F--] appears for the aperture indicator. When depth of field is checked (Optical Preview), AE Metering is switched on. Exposure check is possible. Appendix 12 All lenses a (Manual) mode Pictures can be taken with the set aperture value and shutter speed. In the viewfinder, [F--] appears for the aperture indicator. When depth of field is checked (Optical Preview), AE Metering is switched on. Exposure check is possible.