The shutter button features a two-stage action.
Pressing halfway automatically sets the exposure, focus and white balance.
The indicators light or blink as follows.
" Green: Metering complete (two beeps sound)
" Orange: Flash will fire
" Blinking Orange: Camera shake warning / Insufficient exposure
" Yellow: Macro Mode / Manual Focus
" Blinking Yellow: Focusing difficulty* (single beep sounds)
* When the indicator blinks yellow, lock the focus before shooting.