Roland SUPER Octave OC-3, Service Notes

Page: 14 / 16

14
Sep.2003
CIRCUIT DIAGRAM
fig.circuit
VR BOARD
(PCB F2
927015 00 1/6)
SW BOARD
(PCB F2927015
5/6)
LED BOAR
D
A9V
(PCB 229174960
0
)
RED
006
P
RESET
OUTP
U
T
WHT GLY
CHECK
LED-RED LED-GRN
RED
BYO GRN ORG
OC-3
MAIN BOARD ASSY
75
E073P000
DC/DC Converter
A8V
A4V
A4V
A8V
A8V
A4V
A9V
AC ADAPTOR
A9V
(PCB F2927015 2/6
)
A4V
A4V
IN-A IN-B
OUT-A OUT-B
EFX-A
DIR-B
DIR-A
Serial I O Serial I O
GND SO SCK RESET VDD Vpp SI
N.I.U
EFX-B
EFX-A
DIR-B
DIR-A
EFX-B
VR3-B/EXP-2 VR1-B EXP1 D.TIME F.BACK E.LEVEL MODE IN-B_SW OUT-A_SW
CPU
DIR-A
OUT-B_SW
LED-GRN
EFX-B
DIR-B
IN-A_SW
EFX-A
LED-RED
VR2-B
LED BOAR
D
(PCB F2927015 6/6
)
CHECK
(RED/GR
N
)
RED GRN
DSP (MR3)
AD/DA
49US SMD
(PCB F2927015 4/6
)
JACK2 BOA
R
D
ORG GRN
BASS I
N
BRN YEL
BLK
GUITA
R
I
N
BLK
ORG
DIREC
T
LEVE
L
or RK0972210
OCT1
RANGE,OCT2,
DRIVE
MODE
50kB
50kB 50kB 50kB
A4V
A4V
A4V
A4V
DIRECT O
U
T
BLK BRN
JACK1 BOA
R
D
(PCB F2927015 3/6
)
BLU
MIDI SO SI SCK Vpp
CA3 CA4
BCLK MCLK
BCLK AD MCLK LRCK
DA LRCK
DA
AD
CA2 CD5
CD3
CD3
CD2
CD4
CA1 CD6
CA1
CA0
CD1
CD5 CD4 CD1
CD2
CD0
CA0 CD7 CD0
CD7 CA2
CD6
CA3 CA4
INT0 INT1
INT1 INT0
RD
RD
WR
WR
D
A
+
D3
.3
+
D
A
+
D3
.3 D
+
D3
.3
D
A
D
+
D3
.3
+
D3
.3
D
+
A
A
+
A
A
+
+
+
+
+
+
+
A
A
+
A
+
+
A
+
+
+
+
D
A
D
A
+
+
D
A
+
D3
.3 D
D
+
D3
.3
+
D
+
D3
.3
D
+
D3
.3
D
A
+
+
D3
.3
+
D3
.3
+
D3
.3
+
D3
.3
D
+
D3
.3
D
+
D3
.3
D
D
+
D3
.3
+
D3
.3
D
D
D
D
+
D3
.3
D
D
D
+
D3
.3
D
A
+
D3
.3
D
A
A
D
+
D3
.3
D D
+
D3
.3
D
+
D3
.3
+
D3
.3
D
+
D3
.3
D D
+
D3
.3
+
D3
.3
D
+
D3
.3
D
D
+
D3
.3
+
D3
.3
+
D3
.3
+
D3
.3
D
+
D3
.3
+
+
A
+
+
+
+
D3
.3
+
D3
.3
D
D
D
D
D
D
D
R74 1k
SW1 JM-040
4
1
2
L3
SLF7032T-151MR37-
2
150uH
R38 22k
Q12 2SC
4116GR
1
2
3
Q14 N.I.U
1
3
2
R66 N.I.U
R65 22k
R34 1k
R33 100k
R73 100k
ET1
EARTH_TERMINAL (RV-2)
ET2
EARTH_TERMINAL (RV-2)
1
14
LED1 LED2
9 10
15 16
IC9 S-80130ALMC-JAP-T
2
DS
1
VDD
5
VSS
2
OUT
4
NC
3
3
R61 22k
R62 22k
R59 N.I.U
IC6 S-8520E33MC-BJS-T
2
ON/OFF
1
VIN
5
VSS
2
EXT
4
VOUT
3
L2 SL
F7
0
32T
-4R
7M
1R
7-
2 4.7uH
R4 N.I.U
C7 N.I.U
R6 N.I.U
Q2 N.I.U
3
1 2
DA1 N.I.U
2
1
3
R5 N.I.U
R37 22k
R40 1k
C14 10/16
R39 100k
11
C41 10/16
R35 1M
Q6 2SK87
9
Y
3
1
2
C44 10/16
R41 1M
R42 22k
Q7 2SK87
9
Y
3
1
2
R30 1M
R84 N.I.U
2
C37 10/16
C38 0.0022
R27 15k
R23 15k
C34 0.0022
R25
5
6
k
C33 10/16
R24 22k
C35
150p
C12 150p
R9 56k
R11 15k
R10 22k
C11
0.0022
R12 10k
C13 0.1(S)
Q3 2SK8
80GR
3
1 2
DA2 N.I.U
2
1
3
R13 1M
CN
1-1
R67 1k R68 N.I.U
R1 2.2k C2 0.1
C4 100/16
Q1 2SC
4116GR
1
2
3
L1 QT04-6
0
1 2
4 3
JK1 HEC2392-01-150
2 1 3 4 5
JK5 HTJ-064-1
4
D
1 2 3
C45 150p
+ -
IC3C M5218AFP
8 4
Q13 2S
A15
86GR
1
3
2
Q4 2SK87
9
Y
3
1
2
C43 10/16
R32 22k C42 150p
R36 22k R31 22k
Q5 2SK87
9
Y
3
1
2
R26 1M
C36 10/16
D5 1SS3
5
2
D6 1SS3
5
2
D7 1SS3
5
2
R29
56k
R28 22k
C40 10/16
C39
1
5
0
p
C16 N.I.U
R19 150
kF
+ -
IC2A
NJM2100M
2 3
1
C18 N.I.U
R17 N.I.U
C17
N.I.U
R52 56k
R51 1M
R53 56k
C49 0.1
D4 1SS3
5
2
R56 56k
R55 1M
Q9 2SC
4116GR
1
2 3
C48 0.1
Q11 2SC
4116GR
1
2 3
R48 56k
R47 1M
R49 56k
C50 0.1
C21 10/16 C22 10/16
R60 N.I.U
+ -
IC2C NJM2100M
8 4
C20 0.1
R82 22k
CN
1-2
+ -
IC4C M5218AFP
8 4
13
CN3
A2001WV2-7P
1
1
2
2
3
3
4
4
5
5
6
6
7
7
CN4
N.I.U
1
1
2
2
3
3
R46 100k
R50 100k
R54 100k
R58 100k
Q15 2SJ
190
1
2
3
R77 100k
R57 56k
R45 56k
C6
0
47/16
C62 22p
C61 0.1
C63 22p
X1 5MH
z
Q8 2SC
4116GR
1
2 3
+ -
IC2B NJM2100M
6 5
7
C6 N.I.U
R63 56k
R2 10k
D1
SS1
4
R85 N.I.U
C8 N.I.U
R75 N.I.U
C9 N.I.U
R14 10k
C10 10/16
+ -
IC4B M5218AFP
6 5
7
+ - IC4A M5218AFP
2 3
1
R18 N.I.U
R91 10k
F
CN
1-3
1
LED1 L
-34
HDSL
1
2
LED1 N.I.U
1
2
3
CN6-1
1
CN6-3
1
CN6-2
1
C68 0.1
C66 0.1
C74 0.1
C73 18p
C72 22p
C64 N.I.U
R88 1k
R79 1M
C65 0.1
C78 0.001
C67 0.1
C69 0.1
R89
2
7
k
R80 N.I.U
C7
1
0.068
R78 47
C28 0.1
C23 1/50
C24 0.1
C25
10/16
R22 10
C27 47/16
C26 0.1
IC8 AK4
552VT
RIN
1
LIN
2
VSS
3
VA
4
V D
5
DEMO
6
DEM1
7
SDTO
8
SDTI
9
LRCK
10
MCLK
11
BCLK
12
PDN
13
VCOM
14
LOUT
15
ROUT
16
C31 0.1
X2 11.2896M
H
z
IC7 TC220CCA0AF-B01(MR3)
OSC
1
VSS
2
OSCSEL
3
VSS
4
XTO
5
XTI
6
VDD
7
DIVS0
8
DIVS1
9
PLLBP
10
VSS
11
VSS
12
TESTP
13
VDD
14
VDD
15
PLLVAA
16
PLLRO
17
PLLLP
18
PLLAGS
19
PLLAGD
20
VSS
21
VSS
22
VDD
23
VDD
24
RST
25
VSS
26
CD7
27
CD6
28
CD5
29
CD4
30
VSS
31
TESTS
32
VDD
33
CD3
34
CD2
35
CD1
36
CD0
37
VDD
38
DRQ
39
INT0
40
INT1
41
DRST
42
VSS
43
CA4
44
CA3
45
CA2
46
CA1
47
CA0
48
VDD
49
RD
50
CS
51
VSS
52
WR
53
VSS
54
DIV
55
VDD
56
DA0
57
AD0
58
VDD
59
BCK
60
VSS
61
LRCK0
62
LRCK1
63
VDD
64
MCK
65
VSS
66
DA1
67
AD1
68
DA2
69
AD2
70
VSS
71
CTYPE
72
VDD
73
DA3
74
AD3
75
SYI
76
TESTB
77
TESTT
78
VDD
79
VSS
80
R20 10k
R83 N.I.U
R76 10k
R81 22k
VR1 RD901-20-15FW
-B54-0039
1
2
3
CN5-7
VR2 RD901-20-15FW
-B54-0039
1
2
3
CN5-4
VR3 RD901-20-15FW
-B54-0039
1
2
3
CN5-8
VR4 RD901-20-15F
D-B54-0339
1
2
3
CN5-5 CN5-9 CN5-6
VR6 N.I.U
1
2
3
VR5 N.I.U
1
2
3
VR7 N.I.U
1
2
3
CN5-2 CN5-3 CN5-1
CN
2-8
CN
2-9
CN
2-6
C56 0.1
CN
2-5
CN
2-7
C57 0.1
CN
2-4
C55 0.1
C58 0.1
CN
2-3
R71 N.I.U
7
1
C76
100/16
R72 N.I.U
C51 N.I.U
8
1
R69 N.I.U
R70 N.I.U
CN
2-2
CN
2-1
R7 22k
R8 22k + -
IC1B M5218AFP
6 5
7
C80 10/16
R16 22k
C81 10/16
R15 22k
+ - IC1A M5218AFP
2 3
1
+ -
IC1C M5218AFP
8 4
C79 0.1
R90 10k
R92 10k
+ -
IC3B M5218AFP
6 5
7
+ - IC3A M5218AFP
2 3
1
IC5 uP
D78
0034AGK-B10-9ET OC-3 V1.00
P50/A8
1
P51/A9
2
P52/A10
3
P53/A11
4
P54/A12
5
P55/A13
6
P56/A14
7
P57/A15
8
VSS0
9
VDD0
10
P30
11
P31
12
P32/SDA0
13
P33/SCL0
14
P34/SI31
15
P35/SO31
16
P36/SCK31
17
P20/SI30
18
P21/SO30
19
P22/SCK30
20
P23/RxD0
21
P24/TxD0
22
P25/ASCK0
23
VDD1
24
AVSS
25
P17/AN17
26
P16/AN16
27
P15/AN15
28
P14/AN14
29
P13/AN13
30
P12/AN12
31
P11/AN11
32
P10/AN10
33
AVREF
34
AVDD
35
RESET
36
X T2
37
X T1
38
IC
39
X2
40
X1
41
VSS1
42
P00/INTP0
43
P01/INTP1
44
P02/INTP2
45
P03/INTP3/ADTRG
46
P70/TI00/TO0
47
P71/TI01
48
P72/TI50/TO50
49
P73/TI51/TO51
50
P74/PCL
51
P75/BUZ
52
P64/RD
53
P65/WR
54
P66/WAIT
55
P67/ASTB
56
P40/AD0
57
P41/AD1
58
P42/AD2
59
P43/AD3
60
P44/AD4
61
P45/AD5
62
P46/AD6
63
P47/AD7
64
Q10 2SC
4116GR
1
2 3
C47 0.1
R44 56k
R43 1M
12
JK2 HT
J-0
64
-12D
1 2 3
18 17
JK7 HTJ-064
-14D
1 2 3
6
1
5
1
C75 0.1
C46
100/16
R64 33k
JK6 2LJ-650NHW00
9 4 8 7 6 3 2
C19 10/16
R21 10k
C59 N.I.U
R3 10k
C1 100/16
D2
GS1
G
4
C53 N.I.U
C3 47/16
C54 N.I.U
C5 47/16
C52 N.I.U
D3 SS1
4
C77 0.1
BT1
6F22
1 2
JK4 N.I.U
9 4 8 7 6 3 2
JK3 N.I.U
9 4 8 7 6 3 2
3
1
4
1
2
1
5
1
6
1
1
1
R100 4.7