Kerswell mark 10 piano flashing LED's

[Rogerhayes]

Hello
Everyone

Im having a problem with my kerswell mark 10 piano, the only thing it does is flash all LED lights on the panel when turned on, it does the in a sequence of 3 flashes over and over again,

Does anyone have any tips?

Thank you

 

[Rogerhayes]

Update ,
It goes into self test And allows me to reset However when turned back on It goes back into the same sequence all lights flashing continuously

Please help

 

[happyrat1]

Try reloading the operating system.

Gary