Yamaha EMX 660, Service Manual

Page: 12 / 52

EMX660
12
DISASSEMBLY PROCEDURE
Fig.1
Power Power
transformer transformer
Power
transformer
[50] [P130] [P130]
[P130]
[P40]
[P130]
[P110]
[P110]
[P110]
[P40]
[30]
[P90] [P90] Hexagonal nut [P90]
[30]
[70]
[70]
[R180]
[R180]
MIX
SUB
2 SUB circuit board
2-1 Remove the panel assembly. (See Procedure 1.)
2-2 Remove the shield case. (See Procedure 1.)
2-3 Remove the SUB circuit board from the seven(7)
spacer supports marked [P110]. (Fig. 1)
1 MIX circuit board
1-1 Remove the six (6) screws marked [30]. The panel
assembly can then be removed. (Fig. 1)
1-2 Remove the four (4) screws marked [P130]. The
shield case can then be removed. (Fig. 1)
1-3 Remove the forty-three (43) knobs, the thirteen (13)
special hexagonal nuts and the thirteen (13) screws
marked [P90]. (Fig. 1)
1-4 Remove the twelve (12) screws marked [P40]. The
MIX circuit board can then be removed. (Fig. 1)
Right side view Front panel Left side view
Rear panel
[30]: Bind Head Screw 4.0X8 MFZN2BL (EG340360)
[50]: Bind Head Screw SP 5.0X10 MFZN2BL (VU688100)
[70]: Bind Head Screw 4.0X8 MFZN2BL (EG340360)
[P40]: Hexagonal Button Screw-P 3X25 MFZNBL (V3289800)
[P90]: Bonding Tapping Screw-B 3.0X8 MFZN2BL (VN413300)
[P130]: Bonding Tapping Screw-B 3.0X8 MFZN2BL (VN413300)
[R180]: Bind Head Tapping Screw-B 4.0X8 MFZN2BL (EG340190)