Circuit Diagram (Right Control 3/4) - Roland G-70 Service Notes

Feb.2005

CIRCUIT DIAGRAM (RIGHT CONTROL 3/4)

PEDAL_SUSTAIN
SUSTAIN
PEDAL_SW
FOOT_SW
ENC_SW1
ID=6
D + 5 D + 5
IC5 IC5
R31 R31 R32 R32
M62320P M62320P
NIU NIU NIU NIU
1
SDA0
3
SDA0
SCL0
2
SCL0
C15 C15 C16 C16
NIU NIU NIU NIU
D D
CH0 (011)
ID=4
IC6 IC6
M62320P M62320P
D + 5 D + 5
R46 R46 R47 R47
NIU NIU NIU NIU
1
SDA0
3
SCL0
2
C19 C19 C20 C20
NIU NIU NIU NIU
D D
104
SLI-343URC3F SLI-343URC3F
+ 5
D
D123 D123
red red
SW65 SW65 SW66 SW66
EVQ-PAE 05 R EVQ-PAE 05 R EVQ-PAE 05 R EVQ-PAE 05 R
TEMPO METRONOME TEMPO TAP
+ 5
D
C13 C13
100uF 100uF
C14 C14
100nF 100nF
D
12
SO D7
11
D6
10
SDA D5
9
D4
7
SCL D3
6
D2
5
D1
4
D0
+ 5
D
14
CS2
15
CS1
16
CS0
D
1
RA1 RA1
8x10K 8x10K
D
+ 5
D
C17 C17
100uF 100uF
C18 C18
100nF 100nF
D
12
SO D7
11
D6
10
SDA D5
9
D4
7
SCL D3
6
D2
5
D1
4
D0
+ 5
D
14
CS2
15
CS1
16
CS0
D
CH0 (100) 1
8x10K 8x10K
RA2 RA2
D
C23 C23
NIU NIU
+ 5 + 5 + 5
D D D
SW67 SW67 SW68 SW68
EVQ-PAE 05 R EVQ-PAE 05 R EVQ-PAE 05 R EVQ-PAE 05 R
TEMPO SLOW TEMPO FAST
R41 R41
680I 680I
3 Q25 Q25 3
DTC114 ES DTC114 ES
D D
+ 5
D
C22 C22 C21 C21
+ 5 + 5
D D ID=2 100nF 100nF 100uF 100uF
R56 R56 R57 R57
IC7 IC7
NIU NIU NIU NIU
M62320P M62320P
D
1 12
SO D7
11
D6
3 10
SDA D5
9
D4
2 7
SCL D3
6
D2
5
D1
4
D0
+ 5
D
14
CS2
15
CS1
16
D D
CS0
C24 C24
NIU NIU
D
1
CH0 (010)
8x10K 8x10K
RA3 RA3
D
R42 R42 R43 R43 R44 R44 R45 R45
680I 680I 2K2 2K2 2K2 2K2 2K2 2K2
Q26 Q26 3 Q27 Q27 3 Q28 Q28 3 Q29 Q29
DTC114 ES DTC114 ES DTC114 ES DTC114 ES DTC114 ES DTC114 ES DTC114 ES DTC114 ES
D D D
G-70
TO RIGHT LCD CONTR. BOARD
(CN1)
+ 5
D
CN1 CN1
1
LD0
LD1 2
SW1 3
LD1
LD2 4
SW2 5
LD2 LD3 6
SW3 7
LD3 LD4 8
SW4 9
10
53015-1010 53015-1010
D
105