Sony Cyber-shot DSC-G1 Instruction Manual page 12

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When recording in a "Memory Stick Duo" (not supplied)
You can also record images in a "Memory Stick Duo" (not supplied) instead of the internal
memory.
Push the "Memory Stick Duo" in once to remove the "Memory Stick Duo".
Never remove the "Memory Stick Duo" when the access lamp is lit. The data may be
•
corrupted.
When the [Default Media] is set to [Internal Memory] via the home screen, the images are
•
recorded in the internal memory, although the "Memory Stick Duo" is being inserted
(page 24).
12
Access lamp
Insert the "Memory Stick Duo"
with the terminal side facing as
illustrated.