Yamaha Disklavier MPX100II Servicehandleiding - Pagina 9
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4
MD(motor drive) unit
4-1 Remove the upper front board and the lower
front board.
4-2 Remove the arm clip(spring) which is connected to
the shank stop unit lever.
4-3 Remove the wire holder.
4-4 Cut the cord holder.
4-5 Loosen the two (2) screws marked [173S],
then slightly shift the MD unit to the right side
and remove the MD unit. (Fig.5)
5
Switch box
5-1 Remove the four (4) screws marked [073S],
then remove the switch box. (Fig. 6)
6
HP(1/2) circuit board
6-1 Remove the switch box.(See procedure 5)
6-2 Remove the volume knob.
6-3 Remove the three (3) hexagonal nuts for the
volume and headphones, then remove the
HP(1/2) circuit board. (Fig. 6)
7
HP(2/2) circuit board
7-1 Remove the switch box.(See procedure 5)
7-2 Remove the two (2) screws marked [10G].
7-3 Remove the two (2) hexagonal nuts for the AUX IN
and the AUX OUT, then remove the HP(2/2) circuit
board. (Fig. 7)
8
CTRL IN circuit board
8-1 Remove the switch box.(See procedure 5)
8-2 Remove the hexagonal nut for the foot control,
then remove the CTRL IN circuit board. (Fig. 8)
7
(Fig. 5 )
(Fig. 6)
(Fig. 7)
(Fig. 8)