Remove the front cover (see page 11).
Remove the A-board (see page 28).
Remove the C-board case (see page 25).
Detach the connectors A and B.
Remove the screws C and D.
Take out the transformer F.
Set the rear side of the transformer F on the supporter E.
Tighten the screws C and D.
Reconnect connectors A and B.
Replace C-board case unit, A-board and the front cover.