Canon EOS 550D Instruction Manual page 50

Handy Features
Setting the Auto Power_off Time
To save battery power, the camera turns off automatically after the set
time of idle operation elapses= You can set this auto power=off time=
When the camera has turned off due to auto power off, you can wake
up the camera by pressing the shutter button halfway or any of the
following buttons: <MENU> <DISR> <[]_> etc=
If [Off] has been set, either turn off the camera yourself or press
the <DISR > button to turn off the shooting settings dispJay to save
battery power.
If [Off] has been set and the camera is not used for 30 rein., the
LCD monitor will turn off automatically. To turn on the LCD monitor
again, press the <DISR> button.
Under the [_'] tab, select [Auto power
off], then press <_ >= Select the desired
power=off time, then press < _ >=
You can adjust the brightness
read=
Adjusting the LCD Monitor Brightness
of the LCD monitor to make it easier to
Under the [_:] tab, select [LCD
brightness], then press <_>= With the
adjustment screen displayed, press the
<_ > key to adjust the brightness, then
press <_>=
When checking the exposure of an
image, set the LCD monitor brightness to
4 and prevent the ambient light from
affecting the reviewed image=
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