Circuit Diagram (Jack1) - Roland Boss RC-20XL Service Notes

Sep.2004

CIRCUIT DIAGRAM (JACK1)

AVcc
DA1
N.I.U
3
R27 C45 A
10k 0.47/16S
JK1 L5
2
INST 3
1 N1608Z601T01 AVcc
R28
HTJ-064-12I 1_2VCC 1M DA2
L6 1SS302
N.I.U
3
A
A
JK2 L7
2
MIC 3
N1608Z601T01
1
HTJ-064-12I
L8 AVcc
N.I.U
DA3
N.I.U
A
3
N1608Z601T01 C55 R48
A
0.47/16S 47kD
L9
6
-
1_2VCC
5
+
R54 C57
N.I.U 33p
JK3
3
A
AUX_IN 2
1 N1608Z601T01 C59 R55
L10 0.47/16S 47kD
SHJ-3513TS 2
-
L11 1_2VCC 3
+
N.I.U
R62
N.I.U
A AVcc
DA4
N.I.U
A
D 3. 3 +
3
3
+ +
D 3. 3 D 3. 3
A
R104 R101
10k 10k D
JK4 R102 1k
PHASE 2
3
SHIFT
1
+
D 3. 3
R105 1k
HTJ-064-12DS
C58 C65
D 3. 3 +
L13 N.I.U N.I.U
N.I.U 3
D
R99
D
10k
JK5 D
2
REVERSE 3
D 3. 3 +
1 R100
1k C71
HTJ-064-12I N.I.U
L15 3
N.I.U
D D D
D
C80
NFM4516P13C204F
1 4 1
JK6
1 3 3
3 3
2 2 2 2 3
2 2
3 1 1
1 1
FL1
KM02009BB CN4 CN5 SBT-0180W A
RIBON 3P RIBON 3P
R86
miniSMDC075
BATTERY
BATTRY_WIRING
2 2
2 2
1 1
1 1
BAT1
R/6/LR6 SIZE AA * 2
CN6
53015-0210
BAT2
R/6/LR6 SIZE AA * 2
BAT3
R/6/LR6 SIZE AA * 2
BATTERY BOX
26
AVcc
INST IN
MIC IN
3 Q9
2SK880GR MIC OUT
R29 AVcc
10k
IC8E
TC4066BFT
A
A
C48 R35 C49 R36 IC8C
0.01 100k 1/50 82k TC4066BFT
8 9 R37
4.7k
R41 IC8D
10k TC4066BFT
C53 11 10
33p 1_2VCC
R42
R43
10k 100k
R45
2
150k
7 R47
10k
IC9B C56
M5218AFP 470p
A
R57
22K 47KD
R58
R56 47K IC11A
150k R60 R59 TC4W66F
6
-
22K 7 1 2
1 5
+
IC10B C60
IC9A M5218AFP 0.1
M5218AFP AVcc
C61 R63
470p 47KD 1_2VCC
R64
47K
AVcc IC11C
TC4W66F
IC9C
M5218AFP
A A
DA5
-
1SS302
+
A
C62 C63 R65 R66 C64
10/16 0.0056 12k 15k 10p
DA7
1SS302
C66 R67
N.I.U 10k
R68 R69
56k 10k
2 6
- -
1
3 5
+ +
IC13A
NJM2100M NJM2100M
DA6 R74
1SS302 4.7
+
D 3. 3
L16
N1608Z601T01 C72
10/16
AVcc
R81 R83
D5 SS14 10k 10
2
-
R85
+
10k 1_2VCC C77 R84 C78
10/16 10k 10/16
C83 C90
100/16 N.I.U
A A
R87 C84 C91 IC13C
10k 47/6.3 N.I.U NJM2100M
A
AVcc SLF7032T-4R7M1R7-2 4.7uH
L19
IC16
5 4
VIN EXT
C86 C87 1
ON/OFF
100/16 0.1
2 3
VSS VOUT
C54 0.1 S-8520E33MC-BJS
A D A
Q10
2SK880GR
1
C47 IC8A R32 R33
1/50 TC4066BFT 47k 4.7k
INST OUT
1 2 1
R34 47k
C50 IC8B R38 R39
0.027 TC4066BFT 10k 47k C51 100p
4 3
R40
2 47k
-
C52 1 6
-
0.01 3 7
+
5
+
IC12A IC12B
M5218AFP M5218AFP
AVcc 1_2VCC
R46
3
100k
2SC4116GR
Q12 1_2VCC
R49 R50 R51 R52
47k 47k 47k 47k
1 1 1
5 6
IC11B
D
TC4W66F Q17 Q13 Q14 Q15
RN1307 RN1307 RN1307 RN1307
A
IC14 AK4552VT
(fc=32 k)
+
D 3. 3
6 C69
DEM0
7 1 7 N.I.U
RIN DEM1
IC13B D
16 R75
ROUT
2 56kD
LIN
*1 R77
47kD
15 2
-
LOUT
3
+
C73 4 10
LR_CK
VA LRCK
0.1 R79
12
BCK
BCLK
11 47kD N.I.U
MCLK MCK
5 8 C76
VD SDTO ADIN
A 9 1_2VCC
DAOUT
SDTI
13
RESET
PDN
14
VCOM
R82 AVcc
FROM DIGITAL 56kD
3
VSS BLOCK
C79
0.1 IC10C
-
M5218AFP
+
D
C81 C82
10/16 0.1
A
Q18
+
D 3. 3
1 8 SLF7032T-151MR37-2 150uH
S D
L20
2 7
S D
3 6
S D
4 5
G D
D6
IRF7606
SS14
C88 C89
0.1 100/16
D
VR_VDD
14
FROM DIGITAL BLOCK 13
VR1
12
VR2
AVcc 11
VR3
10
9
PEAK_LED 8
POWER_LED 7
MIC_IN 6
5
MIC_OUT
L12 N.I.U 4
3
INST_OUT 2
1
INST_IN
AVcc
A
D2 R31 R30
1SS355 1M 47k
2 TO CN2 ON
PANEL
C46 RN1307
2 0.01 1
BOARD
A Q11
D
AVcc
AVcc
M5218AFP
IC12C
R53
-
47k
+
A
1 1
INST_MUTE
P103
FLAT_AMP_ON/OFF
P104
MIC_MUTE
P105
AUX_NORM_MUTE
P106
AUX_C_CANCEL_MUTE
P107
T-SHIFT (SERIAL_IO1)
T-SHIFT
T-SHIFT2
T-SHIFT2
REVERSE (SERIAL_IO2)
REVERSE
Q16 FET_SW
FET_SW
RN1307
FROM DIGITAL BLOCK
CODEC_IN
R72 C68 C67 R70 R71
12K 0.0056 1/50 15k 15k
R73 C70
56k A 10p
DIRECT_IN
C74 C85
10p C75 R76 6 10/16
-
R78 1/50 68k 7
56k
5
+
1 2
-
1
3
+
IC10A IC15A R80 IC15B
M5218AFP M5218AFP 39k M5218AFP
1_2VCC
AVcc
IC15C
-
M5218AFP
+
A A
*0.47/16S = Submicron Chip Capacitor
*1: 1.00Lot-1.99Lot: 0
2.00Lot-: 4.7
RC-20XL
CN3
14
13
12
11
10
9
8
7
6
5
4
3
2
1
A2001WR2-14P
R88 N1608Z601T01
1k L17 JK7
2
OUTPUT
3
1
R89
100k HTJ-064-12DS
L18
N.I.U
A
L22
N1608Z601T01
A
27