Canon EOS Rebel T3 18-55mm IS II Lens Kit - Manual (Page 25)

25
If the date/time setting screen appears when you turn on the power
switch, see page 27 to set the date/time.
<1> : The camera turns on.
<2> : The camera turns off and does
not operate. Set to this
position when not using the
camera.
To save battery power, the camera turns off automatically after about
30 seconds of non-operation. To turn on the camera again, just
press the shutter button halfway (p.33).
You can change the auto power-off time with [5 Auto power off]
(
→ ).
Turning on the Power
3 About Auto Power Off
If you set the power switch to <2> while an image is being recorded to
the card, [Recording ...] will be displayed and the power will turn off after
the card finishes recording the image.
COP
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