Disassembly Procedure - Yamaha EMX 620 Service Manual

EMX620
QQ
3 7 63 1515 0

DISASSEMBLY PROCEDURE

1. Front Panel Assembly
1-1 Remove the six (6) screws marked [30a]. The Front
panel assembly can be removed. (fig, 1)
2. MIX Circuit Board
After removing the front cover, remove the follow-
ing screws. Each circuit board can then be re-
moved.
Circuit Boards and Unit
Front Panel
MIX Circuit Board
Front View
TE
L 13942296513
3. Raer Panel Assembly
3-1 Remove the six (6) screws marked [30b]. The Raer
panel assembly can be removed. (fig, 1)
NOTE : The capacitor can be damaged by drawing
out the rear panel in a sloping position.
Remove the rear panel by drawing out
horizontally backword.
4. PWR Circuit Board
After removing the rear panel, remove the following
screws. Each circuit board can then be removed.
Circuit Boards and Unit
Rear Panel
PWR 1/3 Circuit Board
www
PWR 2/3 Circuit Board
.
PWR 3/3 Circuit Board
Power Transformer
12
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Ref.No.
[P50] Knob MX-BLUE/D-GRAY (VU860300)
[P60] Knob MX-GREEN/D-GRAY (VU860200)
[P70] Knob ORANGE/D-GRAY (VV625800)
[P80] Knob N-GRAY/D-GRAY (VU859700)
[A] Nut
[P90] Bonding Tapping Screw-B 3.0X8 MFZN2BL (VN413300)
[P40] Hexagonal Socket Screw-P 3X25 MFZNBL (V3289800)
Rear View
Ref.No.
[R40] Bind Head Screw SP 3.0X8 MFZN2Y (EG330290)
[R30] Bind Head Tapping Screw-B 3.0X10 MFZN2BL (EP600140)
[R35] Bind Head Tapping Screw-B 3.0X6 MFZN2BL (EP600230)
[R38] Bind Head Tapping Screw-B 3.0X8 MFZN2BL (EP600190)
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[R110] Bonding Tapping Screw-B 3.0X8 MFZN2BL (VN413300)
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[R150] Power Switch Knob MX12/4 (VU859000)
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[R110] Bonding Tapping Screw-B 3.0X8 MFZN2BL (VN413300)
[B] Nut
[60] Bind Head Screw 4.0X8 MFZN2BL (EG340360)
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2 9
8
Screw
Q Q
3 6 7 1 3 1 5
(Fig.1)
Screw
co
.
9 4 2 8
Qty
(fig.2) 8
(fig.2) 12
(fig.2) 7
(fig.2) 9
(fig.2) 14
(fig.2) 8
(fig.2) 13
Inside View
0 5 8 2 9 9 4 2 8
Qty
(fig.3) 6
(fig.4) 7
(fig.4) 1
m
(fig.4) 2
(fig.3) 2
(fig.3) 1
(fig.3) 1
(fig.3) 2
(fig.1) 4
9 9
9 9