Clarion NX501A Owner's Manual page 168

A status bar with the completeness percentage and the estimated time left is shown while
creating a backup is in progress. The status bar changes to 'Completed' when the process is
finished.
Restoring a backup
If you need to restore a backup, click the Restore button in the line that shows the name of
the backup.
A warning is displayed that if you choose to continue with restoring a backup, all changes and
updates will be lost that have been made after the backup date. Accept the warning only if you
are sure that no harm will be done to your important data.
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