Dream Vision DM 7000-S - Manual (Page 42)

16.4 DreamUp – delete operating software
Click on „Erase“ to delete the existing operating software (image).
(This is no MUST)
A request for confirmation will appear, which you answer with a click on
„Yes“.
Observe the status.
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16. DreamUp – operating software update
16. DreamUp – operating software update