Getting Started
Formatting the memory [Format]
You can format the built-in flash memory of your Walkman.
Note
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If the memory is formatted, all data (songs, etc., including sample data installed at the factory, bundled software installer, and the User Guide) will be erased. Be sure to verify the data stored in the memory prior to formatting, and export any important data to the hard disk of your computer.
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When the remaining battery charge is low, you cannot format your Walkman. Charge the battery before formatting.
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Do not format the memory using Windows Explorer.
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From the Home menu, select
[Settings] 
[Initialize] [Format] [OK].
[FORMATTING...] appears and formatting starts.
When formatting is completed, [COMPLETE] appears.
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To cancel the operation, select [Cancel] on the confirmation screen.
