27
Sep.2004
RC-20XL
26
CIRCUIT DIAGRAM (JACK1)
INST
MIC
AUX_IN
*0.47/16S = Submicron Chip Capacitor
REVERSE
PHASE
SHIFT
OUTPUT
INST OUT
INST IN
TO CN2 ON
PANEL
BOARD
MIC IN
MIC OUT
(fc=32 k)
INST_MUTE
FLAT_AMP_ON/OFF
MIC_MUTE
AUX_NORM_MUTE
AUX_C_CANCEL_MUTE
T-SHIFT
REVERSE
FET_SW
CODEC_IN
DIRECT_IN
FROM DIGITAL BLOCK
FROM DIGITAL
BLOCK
FROM DIGITAL BLOCK
T-SHIFT2
(SERIAL_IO1)
(SERIAL_IO2)
BATTERY BOX
PEAK_LED
INST_IN
INST_OUT
POWER_LED
MIC_IN
MIC_OUT
P107
VR1
VR2
VR3
LR_CK
BCK
MCK
DAOUT
ADIN
P106
P105
P104
RESET
FET_SW
P103
REVERSE
T-SHIFT
T-SHIFT2
A
AVcc
1_2VCC
AVcc
A
AVcc
A
A
A
A
A
AVcc
D
D
D
D
+
D 3. 3
D
AVcc
A
AVcc
A
AVcc
A
AVcc
AVcc
AVcc
A
AVcc
A
A
+
D 3. 3
D
D
+
D 3. 3
D
AVcc
A
D
A
D
A
+
D 3. 3
D
A
D
A
A
+
D 3. 3
VR_VDD
A
A
AVcc
1_2VCC
1_2VCC
1_2VCC
1_2VCC
1_2VCC
1_2VCC
1_2VCC
A
AVcc
AVcc
A
A
1_2VCC
1_2VCC
+
D 3. 3
AVcc
A
A
AVcc
A
+
D 3. 3
A
A
D
+
D 3. 3
+
D 3. 3
D
A
A
A
R27
10k
R28
1M
R62
N.I.U
R57
22K
R60
22K
R63
47KD
L5
N1608Z601T01
L10
N1608Z601T01
R42
10k
R89
100k
C85
10/16
R88
1k
C49
1/50
JK7
HTJ-064-12DS
1
2
3
C80
NFM4516P13C204F
C83
100/16
C84
47/6.3
R87
10k
R41
10k
L7
N1608Z601T01
+
-
IC12C
M5218AFP
8
4
IC8E
TC4066BFT
14
7
C59
0.47/16S
+
-
IC10B
M5218AFP
6
5
7
C45
0.47/16S
Q12
2SC4116GR
1
2
3
C52
0.01
R43
100k
R37
4.7k
C50
0.027
C71
N.I.U
CN4
RIBON 3P
1
1
2
2
3
3
IC16
S-8520E33MC-BJS
ON/OFF
1
VIN
5
VSS
2
EXT
4
VOUT
3
C86
100/16
C87
0.1
L19
SLF7032T-4R7M1R7-2 4.7uH
L20
SLF7032T-151MR37-2 150uH
CN6
53015-0210
1
1
2
2
IC8D
TC4066BFT
11
10
12
DA1
N.I.U
2
1
3
DA2
1SS302
2
1
3
DA4
N.I.U
2
1
3
DA5
1SS302
2
1
3
DA6
1SS302
2
1
3
Q9
2SK880GR
3
1
2
L17
N1608Z601T01
R35
100k
C48
0.01
Q18
IRF7606
D
7
G
4
D
5
S
2
D
6
S
3
S
1
D
8
C56
470p
C61
470p
IC8B
TC4066BFT
4
3
5
+
-
IC12A
M5218AFP
2
3
1
+
-
IC12B
M5218AFP
6
5
7
R52
47k
R39
47k
R49
47k
C51
100p
R50
47k
R46
100k
Q17
RN1307
1
2
3
R34
47k
IC8A
TC4066BFT
1
2
13
Q13
RN1307
1
2
3
C47
1/50
R32
47k
R40
47k
R38
10k
IC11A
TC4W66F
1
2
7
R59
47K
R64
47K
C60
0.1
R36
82k
Q10
2SK880GR
3
1
2
R31
1M
Q11
RN1307
1
2
3
R33
4.7k
R45
150k
R48
47kD
DA3
N.I.U
2
1
3
R54
N.I.U
C55
0.47/16S
L9
N1608Z601T01
R56
150k
R55
47kD
C53
33p
C57
33p
C89
100/16
D5 SS14
1
2
D6
SS14
1
2
D2
1SS355
1
2
JK1
HTJ-064-12I
2
3
1
JK2
HTJ-064-12I
2
3
1
JK5
HTJ-064-12I
2
3
1
C72
10/16
C63
0.0056
R68
56k
R65
12k
R66
15k
C66
N.I.U
R67
10k
R69
10k
+
-
IC13B
NJM2100M
6
5
7
+
-
IC13A
NJM2100M
2
3
1
R81
10k
C62
10/16
C78
10/16
C64
10p
C73
0.1
+
-
IC13C
NJM2100M
8
4
L16
N1608Z601T01
IC14 AK4552VT
LIN
2
SDTO
8
RIN
1
VD
5
MCLK
11
BCLK
12
PDN
13
DEM1
7
VCOM
14
LRCK
10
VSS
3
SDTI
9
DEM0
6
VA
4
ROUT
16
LOUT
15
R29
10k
+
-
IC9C
M5218AFP
8
4
C46
0.01
R30
47k
R74
4.7
R83
10
C81
10/16
C82
0.1
+
-
IC9A
M5218AFP
2
3
1
+
-
IC9B
M5218AFP
6
5
7
Q15
RN1307
1
2
3
C65
N.I.U
C77
10/16
R84
10k
FL1
SBT-0180W
1
2
4
3
R86
miniSMDC075
CN5
RIBON 3P
1
1
2
2
3
3
C76
N.I.U
R75
56kD
R77
47kD
+
-
IC10A
M5218AFP
2
3
1
R79
47kD
R82
56kD
C69
N.I.U
+
-
IC15C
M5218AFP
8
4
+
-
IC15A
M5218AFP
2
3
1
R73
56k
C68
0.0056
R72
12K
R78
56k
+
-
IC10C
M5218AFP
8
4
C74
10p
C75
1/50
R80
39k
C67
1/50
C70
10p
R71
15k
+
-
IC15B
M5218AFP
6
5
7
R70
15k
R76
68k
R53
47k
Q16
RN1307
1
2
3
R51
47k
Q14
RN1307
1
2
3
IC8C
TC4066BFT
8
9
6
JK3
SHJ-3513TS
1
3
2
CN3
A2001WR2-14P
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
R99
10k
R101
10k
R102 1k
R100
1k
R85
10k
IC11C
TC4W66F
8
4
IC11B
TC4W66F
5
6
3
C91
N.I.U
C90
N.I.U
L12
N.I.U
C54
0.1
JK4
HTJ-064-12DS
1
2
3
R104
10k
R105 1k
C58
N.I.U
DA7
1SS302
2
1
3
BAT1
R/6/LR6 SIZE AA * 2
1
2
BATTERY
BATTRY_WIRING
1
1
2
2
BAT3
R/6/LR6 SIZE AA * 2
1
2
JK6
KM02009BB
2
1
3
C79
0.1
L15
N.I.U
L11
N.I.U
L8
N.I.U
L6
N.I.U
C88
0.1
L18
N.I.U
L13
N.I.U
R47
10k
L22
N1608Z601T01
R58
47KD
BAT2
R/6/LR6 SIZE AA * 2
1
2
*1
*1:
1.00Lot-1.99Lot: 0
2.00Lot-: 4.7
Summary of Contents for Boss RC-20XL
Page 3: ...3 RC 20XL...
Page 4: ...4 Sep 2004 LOCATION OF CONTROLS fig panel 19 30 31 31 30...
Page 21: ...21 RC 20XL...
Page 23: ...24 Sep 2004 CIRCUIT BOARD JACK View from components side View from foil side...
Page 24: ...25 RC 20XL...
Page 27: ...30 Sep 2004...
