Canon POWERSHOT A3100IS User Manual page 120

Changing Camera Settings
@ Setting the Screen Shut-Off Time
You can adjust the time the screen takes to shut off automatically (p. 45).
This also works when [Auto Power Down] is set to [Off].
_, Choose [Power Saving], then press the @
button.
_, Press the A._v buttons to choose [Display
Off], then press the 4 _ buttons to choose a
time.
_, In order to save battery power, it is
recommended to choose less than [1 min.].
@ Using the World Clock
When traveling abroad, you can record images with local dates and times
simply by switching the time zone setting. If you pre-register the destination
time zones, you can enjoy the convenience of not having to switch the Date/
Time settings.
Set the home time zone.
@
_ Choose [Time Zone] and press the @
button.
_, When setting this for the first time, check the
information that displays on the screen at
the left, and press the @ button.
_, Press the 4F buttons to choose the home
time zone, then press the @ button. To set
daylight saving time (adds 1 hour), press the
,Av buttons to choose ;_.
Set the world time zone.
_, Press the Av buttons to choose [:_
World], then press the @ button.
_, Press the 4_' buttons to choose the
destination time zone, then press the @
button.
_, You can also set the daylight saving time as
in Step 1.