Beyonwiz DP-H1 - Manual (Page 107)

Advanced Setup
97
2) Format USB Storage
The USB storage should be re-formatted with the DP-H1 to use it for
the PVR functions. If you select “Format USB HDD” menu with the OK
button, the USB devices connected to the DP-H1 will be listed. Please
press the OK button to format the selected USB storage.
NOTICE
z
You have to wait until the DP-H1 formats the USB storage successfully,
it takes several minutes. Do NOT TURN OFF the unit until this function
is finished
3) Check USB Storage
If the DP-H1 is turned off improperly, it is strongly recommended to
check the USB storage which is connected to the DP-H1 for the PVR
functions. If you select “Check USB HDD” menu with the OK button, the
USB devices connected to the DP-H1 will be listed. To check the
selected USB storage, please press the OK button. It takes several
minutes to check a USB storage.