Circuit Diagram (Main 2/2) - Roland GT-6 Service Notes

Sep. 2001

CIRCUIT DIAGRAM (MAIN 2/2)

fig.block
C1 R1 C2
0.01 1.2K N.I.U.
R2 10K R3 18k
A
D16
L1 R6 C5 1SS352 6
-
JK1 N.I.U 10K 0.1(P) 7
2 5
+
4
GUITAR IN A+9 IC1B
1
M5238FP
2 1 R7
HTJ-064-12i
A A+9
1M
DA1 A-9
N.I.U.
A
-
+
2
-
1
3
+
IC1A
M5238FP A-9
A
JK2 L3 R11
HTJ-064-12D N.I.U 47/2W
2
HEADPHONES 3
1
Q1
1
RN1441-A
A
R14
47/2W
A
L4
N.I.U Q2 1
RN1441-A
A
L5 R21 R22
N.I.U 1k 1k
JK3
C20
2
OUT L 4
(MONO) 1 10/16
R23 Q3
HTJ-064-12i A 1
100k RN1441-A
A
A
R32 R33
JK4 1k 1k
C30
2
4
OUT R 1 L6 10/16
N.I.U R34
HTJ-064-12i Q4 1
A
100k
RN1441-A
A
A
C36 C37
0.01 R40 1.2k N.I.U.
A
R41 10k R42 18k
D17
L7 R45 1SS352 2
-
JK5 N.I.U 10K 1
C40
2 3
+
4
RETURN A+9 10/16 IC6A
1
R46 M5218AFP
HTJ-064-12i 2 1 R128
220k +
A N.I.U.
DA2 A-9
A
N.I.U.
SW1A
JK7 FL1 SDKLA1-B
DSS9ND31H223Q91J L10 N.I.U.
2 D2
1 1 2 1 2
3
1N4004
HEC0740-010010 C55
D ERZVA7V330
C56
FL2 2200/35
DSS9ND31H223Q91J
D
D
R141
10 (0805size)
D4
1 2
1N4004
C65
470/35
C71
470/35
R139
D5 10 (0805size)
2 1
1N4004
28
C3 10P
R4 12K(F)
C4
10/16 R5 100K(F) IC2A
2 NJM2100M
-
1
3
+
C6 10P
R8 12K(F)
R10 6.8K(F) IC2B
6 NJM2100M
-
IC1C 7
M5238FP 5
+
R127
+
N.I.U.
R12
10K
-
IC2C C157
R13 NJM2100M 100/16
+
10K
C13 C14
47/16 0.1
A A A
C15 R16
0.001 10K
R17 47K
C145 10p R20
47K
C18 C19
2
C21 -
1
3 IC5A 10/16 10/16
+
100/16 C23 M5216F
R24 150P
A
VR1A
10K
RK09K12A0 (10kAx2) 13
C24 R27
1
A R25 0.001 10K 23
330
A
R28 47K
A
C146 10p R31
47K
C28 C29
C31 6
-
7
5 10/16 10/16
+
100/16 C33
R35 150P IC5B
A
M5216F VR1B
10K
RK09K12A0 (10kAx2)
R36
A
330
A
A
C38 10P
R43 12K(F)
C39
10/16 R44 100K(F)
2
C152
-
1
3
+
IC7A NJM2100M 10/16
C153
C42 10P
10/16
R48 R50 12K(F)
10K
-
C158 R53 6.8k(F)
N.I.U. R52 6
+ -
10K 7
5
+
C44 C45
A A A
IC7C 0.1 47/16 IC7B NJM2100M
NJM2100M
R143 R113
N.I.U. R112 1k
2.2k Q12
1 2SA1241-Y
+
D 3. 3
R62 L11
0.68 (1/2W) 470uH(TSL1112SRA-471KR72)
7 2 D12
SI ES
1 2
6 5
V+ IN+
1N4004
R63 3k(F-rank)
C57 D
N.I.U. C61 220/35
C62 D3 R64 470/6.3
IC9 150p SS14 1.8k(F-rank)
D
NJM2374AM
D
D D D D
Q13 D Q7
2SD1664 2SD1758 A+9
2 3 2 3
R114 R65
4.7k 1.5k
C67 C162 C66
100/35 0.1 100/16
C64 D13 C68
100/35 RD10ESAB2 100/16
C74 D14
A D
100/35 RD10ESAB2 C69
C70 100/16
100/35 C163 C72
0.1 100/16
R115 R66
4.7k 1.8k
2 3 2 3
Q14 Q8 A-9
2SB1132 2SB1182
IC3
AK4552VT
C150
2
LIN
10/16
1
RIN
15
C151 LOUT
16
ROUT
10/16
L2
+
N.I.U
4
VA
R9
10 5
VD
C7 C8 C9 3
VSS
0.1 10/16 0.1
A
A D
C10
10/16
C147
0.1
R15
82K
A
C148
0.1
C16 10P
R18 R19
N.I.U 10K
C17
2
A
-
1
3 C22 C149
+
N.I.U. 10/16 0.1
IC4A A
M5218AFP
A
R26
A
82K
C25 A+9
10P
R29 R30
N.I.U 10K
C26
C27
6
-
7
10/16
5 C32
+ -
N.I.U. 10/16
IC4B
A
+
M5218AFP
A A
IC5C C34
M5216F M5218AFP
10/16
A-9
IC8
AK4552VT
2 11
LIN MCLK MCK
8
SDTO ADDATB
1 12
RIN BCLK BCK
10
LRCK
LRCK
15 9
LOUT SDTI DADATB
16 13
ROUT PDN RES
+
L8 N.I.U
6
DEM0
R54 4 7 R51
VA DEM1
10
5 D
VD
C48 C49
3 14
VSS VCOM
0.1 10/16 R57
C52 C53
10/16 0.1
A D A
C50 C51
A
0.1 10/16
IC10
+ 5
R140 BA17805FP D
10 (0805size) A+9
1 3
IN OUT
C58 C59
0.1 0.1 C60 C76
-
C144 N.I.U. 47/16
+
IC6C
M5218AFP
D D
D
A-9
IC30 N.I.U.
2 3
IN OUT
D
+
IC31 S-81233SGY
2 3
IN OUT
C159 C160
0.1 0.1 C161 R142
N.I.U. 1.5k
D A
11
MCK
MCLK
8
SDTO ADDATA
12
BCLK BCK
10
LRCK LRCK
9
SDTI DADATA
13
PDN RES
6
DEM0
7
DEM1
D
14
VCOM
C11 C12
10/16 0.1
A
D
D
D
+
A+9 D 3. 3
D1
-
D 3. 3 + D 3. 3 +
1SS352
+
R123 R124
IC4C 47k 47k
R122
1
MUTE
47k R37
A-9 C35 10k Q15
470/6.3 1 2SA1586GR
Q5 R38
D
2SA1586GR 10K
D
R39
1M
A-9
C41
10P
R47 C43
10k 0.001 A
Q6
1
RN1441-A
C46
33k R49 47k 10/16 R55 R56 L9
6 1K C47 10/16 1K N.I.U
- JK6
7 2
5 4
+
IC6B
1
33k R58 R59
C54 M5218AFP 100K 100K
A
C154 R60 0.001 HTJ-064-12i
10p 47k
A A
R61
10k
A
MAIN BOARD ASSY (Analog)
GT-6(T)
SEND
29