Sony Handycam HDR-CX500E Handbook page 18

transfer the camcorder, it is recommended that
you perform [ EMPTY] (p. 70) to prevent the
recovery of your data. Also, when you dispose
of the camcorder, it is recommended that you
destroy the actual body of the camcorder.
If you cannot record/play back images,
perform [MEDIA FORMAT]
If you repeat recording/deleting images for
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a long time, fragmentation of data occurs on
the recording media. Images cannot be saved
or recorded. In such a case, save your images
on some type of external media first (p. 63,
see Operating Guide too), and then perform
[MEDIA FORMAT] (p. 93).
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