bmw professional radio display exchange

[Vittoria]

Hi guys,

I hove bought bmw E87 (made in 2005)car with wrong working display controller on radio The symptom is: when I switch on the radio(after spend a few hours in cold weather), the display is runnig normaly, but after few minutes it´s starting to disappear symbols/letters during to running And I want to exchange the org. OEM display by other one, not with the same type one OEM display with two bus, but to program new display in same size through "protocol". What I need to know, that is type of display controller or the using protocol of it.
Here are all the radio details:
manufacture: Alpine (made in Hungary) Model no: CD73
P/no: 65.12-6971703
S/no: AL900150465463
SW: Audio 94.53.01 KW: 14/05
GW: 05.16.00
HW: 6952294 AI: 02
BMW-Nr.: RA697170302W

Please, help me ! It looks terrible Thank you for any help in advance!