Yamaha spx2000 Service Manual page 77

Professional multi-effect processor
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A
B
Q Q
3 7 6 3 1 5 1 5 0
OVERALL CONNECTOR CIRCUIT DIAGRAM
1
2
CN51
3
T E
L
1 3 9 4 2 2 9 6 5 1 3
!
POWER SUPPLY
UNIT
F1
4
CN1
L
N
FG
5
1
P.C.B. installation
screw
POWER
(基板取付ネジ)
!
Toothed ground lug
CN301
+ screw
5
(歯付きアースラグ
+ ネジ)
w w w
!
AC INLET
6
4
3-core AC cord
!
(3芯ACコード)
C
D
FOOTSW
+5LD
MAIN
LED,LCD
LDG
DC/DC
CN801
+5DA
DAG
P.C.B. installation screw
(基板取付ネジ)
GND
Power off DET
CPU
+3.3V reg
IC804
P.C.B. installation screw
(基板取付ネジ)
DG
DG
P.C.B. installation
screw
(基板取付ネジ)
FG frame
x
a o
(筐体)
y
Power supply and Audio MUTE/Power Off signal(電源及びAudio MUTE/Power Off信号)
.
i
Ground (wiring between pattern in P.C.B. and sheet)(グランド(基板内パターン及びシート間配線) )
Signal connection(信号接続)
Function block(機能ブロック)
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E
P.C.B. installation screw
Metal fitting + nut
(基板取付ネジ)
(金具 + ナット)
PN2
PN3
CN201
CN101
CN701
15
1
10
2
1
2
1
15
1
10
CN002
CN503
CN502
DG
+15A (Op Amp, DAC)
+15V reg
IC801
-15A (Op Amp)
-15V reg
IC802
+5A (ADC/DAC)
+5V reg
IC803
Q
Q
3
7
6
AG
+5D
DSP6, PLL, USB, AES/EBU, memory, ADC/DAC
Power off (CPU)
Audio-MUTE (Output Tr MUTE)
Mute Drive
+3.3D
SH3, DSP6, ATSC2, memory
+1.8D
+1.8V reg
SH3
IC001
AES/EBU
Metal fitting
Metal fitting
Metal fitting
Metal fitting + screw
+ screw
+ screw
+ screw
(金具 + ネジ)
(金具 + ネジ)
(金具 + ネジ)
(金具 + ネジ)
u 1 6 3
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F
G
2
4
8
9
9
LCD MODULE
PN1
CN001
1
1
20
14
1
20
1
14
CN101
CN501
LDG
LDG
3
1
5
1
5
0
8
9
DA
AD
FG
Metal fitting
Metal fitting
Metal fitting
P.C.B. installation
Metal fitting
Metal fitting
+ screw
screw
+ screw
+ screw
+ screw
+ screw
(金具 + ネジ)
(金具 + ネジ)
(金具 + ネジ)
(基板取付ネジ)
(金具 + ネジ)
(金具 + ネジ)
m
c o
WARNING
.
Components having special characteristics are marked
replaced with parts having specification equal to those originally installed.
Z
印の部品は、安全を維持するために重要な部品です。
交換する場合は、安全のために必ず指定の部品をご使用ください。
H
2
8
SPX2000
9
9
Metal fitting + nut
(金具 + ナット)
VOL
CN601
1
7
1
1
7
1
CN602
FG
2
4
9
8
2
9
9
CN601
CN701
1
7
1
6
6
1
7
1
CN401
CN501
JKOUT
JKIN
Metal fitting + nut
Metal fitting + nut
(金具 + ナット)
(金具 + ナット)
28CA1-8828882
1
Z
and must be

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