Sony VAIO PCV-RX312 User Manual page 41

Using your VAIO desktop
Removing a Memory Stick™
To remove a Memory Stick™, proceed as follows:
Push the Memory Stick™ in to release it, and then pull it out.
while reading and writing data from
Always remove the Memory Stick™ gently, or it may pop out unexpectedly.
You are recommended to remove the Memory Stick™ before shutting down the computer.
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