Setting ISO speed (PowerShot ELPH 500 HS / IXUS 310 HS)
Solution
Raise the [ISO speed] to use a fast shutter speed when you wish to reduce the effects of camera shake or avoid blurry subjects, or to turn the flash off when shooting in a dark area.
CAUTION
- The following explanations are provided based on the assumption that the [Shooting Mode] is set to [Program] (
). - To set the [ISO Speed], it is necessary to set the [Shooting Mode] to one of the following modes.
-[Movie Digest] (
), [Aperture Priority] (
), [Shutter Speed Priority] (
), [Program] ()
), [Aperture Priority] (), [Shutter Speed Priority] (), [Program] ()1. Set the <Mode Switch> to [Shooting] (
) and then press the <Power> button.
) and then press the <Power> button.2. The following screen appears on the LCD monitor.
Touch [FUNC.] (
) on the lower-left hand side of the screen.
) on the lower-left hand side of the screen.3. The following screen appears on the LCD monitor.
Drag up or down the menu on the left to choose (
).
Drag up or down the menu on the right, and then Touch an item you want to set.Touch the menu item again to complete the setting.
| Guidelines for changing the ISO speed | |
|---|---|
 | Automatically adjusts the ISO speed to the Shooting mode and shooting conditions. |
  | Fine weather conditions, outdoor shooting |
  | Cloudy, twilight |
  | Nightscapes, dark interiors |
4. If the following icon is shown, the setting is complete (if setting [ISO Speed] to 400).
NOTE
- When the camera is set to [ISO AUTO] (
), you can press the shutter button halfway to display the automatically set ISO speed.
CAUTION
- Lowering the ISO speed results in sharper images, but there may be an increased chance of image blurring in certain shooting conditions.
- Raising the ISO speed results in a faster shutter speed, reducing image blurring and letting the flash reach greater distances to the subject. The images, however, will appear coarse.