Canon PowerShot A 640 User Manual page 8

~See
the Advanced Guide: Handling the Memory Card (p. 114).
~See
the Advanced Guide: Formatting Memory Cards (p. 26).
• To Remove the Memory Card
Push the memory card with your finger until the memory card clicks
and then release it.
You can use SD* memory cards, SDHC memory cards and
MultiMediaCards with this camera. These cards are collectively called
memory cards in this guide.
* SO stands for Secure Digital, a copyright protection system.
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