44
Maintenance and repair
Replacing parts
5.3 Replacing parts
5.3.1 Main board replacement
Unscrew 4 M4 nuts
on the main board
holder.
Remo
v
e main board.
Replace main board.
Main board
5.3.2 Ampli
fi
er board replacement
Unscrew 4 M3
screws on the
amplifier board.
Remo
v
e ampli
fi
er
board.
Replace ampli
fi
er
board.
AMP board