DJM 900 Nexus Platinum stop work

Good afternoon,
My mixer is not working , pressing the Power button , it just turns on and flashes the LFO Form / Wake Up 3x .
Any possible solution to work again.
I tried upgrade to the mixer , but it can not communicate with the PC .
Thank you .

http://forums.pioneerdj.com/attachments/token/ddhtc5deyqolgcw/?name=DJM900-start-freeze.MOV