Probleme mit Hella RTK 6 SL BE

[OSPJRSWroclaw]

Hello

We have problem with RTK 6 with BE V3.03B KW 32/01

After turn on lights and siren. Only lights turn on.
Control display light up almost all icons (like on photo) and error gong is heared.



When I turn to PROGRAM MODE a took errors codes:
0A0000 alternates with 00000/ also icon blewo buton 1 is blinking
Next time I took code 00020/
I try reset errors but I'm not sure that they was erased.







After PROGRAM MODE display looks like that:


How to resolve problem with no ALARM SOUNDS?