Canon POWERSHOT SD400 DIGITAL ELPH User Manual page 26

Slide the SDcardslot/battery cover
closed.
To Remove the SD card
Push the SD card with your finger or the toggle on the wrist strap until it
clicks and then release it.
', Please watch the loading slot area carefully as you insert and
remove the SD card.
,, Since the camera is writing, reading, erasing or transmitting data to
or from the SD card when the indicator blinks green, never perform
the following actions during this time. It could corrupt the image
data.
- Subject the camera body to vibration or shocks.
- Turn the camera's power off, or open the SD card slot/battery
cover.
', Please note that SD cards formatted with other manufacturers'
cameras or a computer, or formatted or edited with application
programs, may slow down writing to the SD card or may not operate
correctly in the camera.
,, You are recommended to use SD cards that have been formatted in
your camera (p. 25). The card supplied with the camera may be
used without further formatting.
tt t t,
See SD Cards and Estimated Capacities (p. 178).
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