urgent broken panel due 7i problem urgent white screen

[Mobietec]

broken panel due 7i problem urgent white screen
duet 3 board
io0 conected

did work for 5 mins
then i changed to dark mode
it then froze i tried the reset it did nothing
i then turned off the printer
turned on again
WHITE screen
followered all instrustions ie reflash
i used well tried 11 diffrent cables (inc cable i used to flash the duet3 board so i know is a good cable )
pc refused to see pannel
i tried 3 diffrent computers no reconiction
i somhow got it to see the board just once so i flached it it all loked good on the pc (used bosssa 1.9)
pluged it in
turned it on
hay presto White screen
i need to send this back for replacment but have to get the goahead from here first many thanks in advance

i need Warranty Authorisation code (WAC)

[dc42]

@mobietec please email email warranty@duet3d.com and cc the reseller that you purchased form. You will receive a reply with a link to a form to fill int.

[Mobietec]

@dc42 i allready have with no reply email address removed is my mail address

[Mobietec]

@mobietec i need a wac number

[Mobietec]

@mobietec ihave resent it again

[Mobietec]

@mobietec still not heard anything please

[elmoret]

@mobietec its been 6 hours....

[Phaedrux]

It's been resolved.