Autohelm ST70 Course Computer

[Kastrup]

Hi
Autohelm ST 70 courscomputer

Hope sombody can help me.

When i put my boat ashore for the winter, i disconnect all the wires to the computer. And now, when i connect them again, for preparing the boat for sea, their is no power comming out from the computer to liniea driver.
It is a 24 v system.
Thier is 5 transistorer in from of the cabinet at the computer, cut it be one of these ????

on advance thanks

Kind regards lars