Yamaha 01x Service Manual page 14

O1X
2-4. Remove the eight (8) screws marked [112C] from the
bottom cover. The bottom cover can then be removed.
(Fig. 1)
* When installing the bottom cover, tighten the "1, 2 and
3" screws of those marked [112B] of the rear panel first.
3. DM Circuit Board, MLN2 Circuit Board
(Time required : About 3 min.)
3-1. Remove the side panel L and R. (See procedure 1)
3-2. Remove the Bottom cover. (See procedure 2)
3-3. Remove the seven (7) screws marked [95]. (Fig. 2)
3-4. Remove the eight (8) screws marked [96] and the two
(2) screws marked [97]. The DM cicuit board and the
MLN2 cicuit board can then be removed. (Fig. 2)
* When installing the DM circuit board and MLN2 circuit
board, tighten the screws "1 and 2" of those marked [96]
of the rear panel first.
3-5. Remove the MLN2 cicuit board from the DM cicuit
board.
Rear view
Bottom view
[95]: Bind Head Tapping Screw-S
[96]: Bonding Head Tapping Screw-B 3.0 x 10 MFZN2BL
[97]: Bind Head Screw
[102]: Bind Head Tapping Screw-S
14
[102]
1
[96] [96]
[95]
DM
PN1
2
[96] [97]
[95]
MLN2
MF
3.0 x 6 MFZN2BL (EP630210)
(VQ049800)
4.0 x 6 MFZN2BL (EG340340)
3.0 x 6 MFZN2BL (EP630210)
[95]
DM shield plate
(Fig. 2)