Sony VIDEO Plus RDR-HX720 Operating Instructions Manual page 39

z Hint
By reformatting, you can change the recording
format on DVD-RWs, or record again on DVD-
RWs that have been finalised.
b
Note
On this model, 1 GB (read "gigabyte") is equivalent
to 1 billion bytes. The larger the number, the larger
the disc space.
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