Pentax ist - Manual (Page 51)

49
B
ASIC OPERA
TION
(PREP
ARA
TION)
B
ASIC OPERA
TION
(SHOO
TING)
AD
V
ANCED OPERA
TIONS
O
THERS
✍
MEMO
• When using an F or FA lens, set the lens
aperture ring to the position while
holding down the aperture-A lock button
on the lens.
• The shutter cannot be released in the AF.S
mode if the subject is out of focus.
• Press the shutter release button halfway
down. While lights on, the camera-to-
subject distance is fixed (Focus lock). To re-focus on another subject,
lift your finger off the shutter release button then press it halfway again.
3
Confirm that the shutter
speed, aperture value and
picture mode in the
viewfinder or on the LCD
panel.
4
Take a picture.
Gently press the shutter
release button completely.
The built-in flash pops up
automatically when the subject is
not lighted adequately.