Panasonic WJ-ND300A Setup Instructions page 84

Check the available capacity of each recording area on the hard disk drive [Partition
Information]
The available capacity of the normal area, the event area, the copy area and the pre-recording areas on the built-in
hard disk will be displayed.
Screenshot 1
Click the [Maintenance] button in the setup menu
(Advanced) and then click "Partition Information". The
"Product Information" window will be displayed.
84
Step 1
The available capacity of the normal area, the event
area, the copy area and the pre-recording areas on the
built-in hard disk will be displayed.