Canon PowerShot S400 Digital Elph User Manual page 37

The shutter button features a two-stage action.
Pressing Halfway
Pressing halfway automaticaNy setsthe exposure,focus and white
balance.
Indicator
• Indicator Status
Upper Indicator
- Green: Metering complete (two
beeps sound)
- Orange: Flash will fire
- Blinking Orange:
Camera shake warning/
Insufficient exposure
Lower Indicator
- Yellow: Macro mode/Infinity
mode/Focus lock
(Method 2, p. 64)
- Blinking Yellow:
Focusing difficulty*
(single beep sounds)
* When the indicator blinksyellow, lock
the focus before shooting (p. 64).
• AF Frame Status (LCD Monitor On)
AiAF On
- Green Frame:
Metering complete (AF
frame when focus
achieved)
- No Frame: Focusing difficulty
AiAF Off (Center AF Frame)
- Green Frame:
Metering complete
- Yellow Frame:
Focusing difficulty