SOCT Copernicus PLUS - Service Manual
12.7.1 Exchange of board 151 – 517
Detach power supplying cord.
Open cover (see: Opening cover).
Detach board 151-506 (see: detaching board 151-506).
Detach all connectors from board 151-517.
Unscrew 2 mounting screws.
Attach new board.
Connect all plugs to proper sockets.
Continue exchange in reverse order to dethatching.