Circuit Diagram Fader/Panel L Board - Roland VS-2480 Service Notes

Jun. 2001
1 1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6
A A A A CIRCUIT DIAGRAM
FADER BOARD
B B B B
CN701 + 5
A IC701 TC74HC4052AF
1 3
1 YCOM
2 13
2 XCOM
3
3
A + 5
C C C C 4
4
5 16
5 VCC
6
6
C739 C701
7
7
8 100/6.3 0.1
8
9 8
9 GND
10
10
A
D D D D
S10B-PH-K-S 7
VEE
TO PANEL_A BOARD
A
IC702 TC74HC4052AF
3
YCOM
13
XCOM
A + 5
E E E E
16
VCC
C740 C703
100/6.3 0.1
8
GND
7
F F F F VEE
A
IC703 TC74HC4052AF
3
YCOM
13
XCOM
A + 5
16
VCC
G G G G
C741 C704
100/6.3 0.1
8
GND
7
VEE
H H H H
A
I I I I
J J J J
C732
+ 5
D 0.1
D
A2
3 7
C Y7
A1 2 9
B Y6
A0
K K K K 1 10
A Y5
11
+ 5 Y4
D
12
Y3
5 13
G2B Y2
4 14
G2A Y1
6 15
G1 Y0
IC722
L L L L
TC74VHC138F
D
C759
M M M M
+ 5
D 0.1
D
DD0 D0
9 11
A8 Y8
DD1 8 12 D1
A7 Y7
DD2 D2
7 13
A6 Y6
N N N N
DD3 6 14 D3
A5 Y5
DD4 D4
5 15
A4 Y4
DD5 4 16 D5
A3 Y3
DD6 D6
3 17
A2 Y2
DD7 D7
2 18
A1 Y1
19
G2
1
G1
O O O O
IC727
TC74VHC541F
D
D
TO PANEL_A BOARD
CN711
1 DD0
1
P P P P DD1
2
2
DD2
3
3
4 DD3
4
DD4
5
5
6 DD5
6
DD6
7
7
8 DD7
8
A0
9
9
10 A1
Q Q Q Q
10
11 A2
11
CS3
12
12
13 WRL
13
14
14
S14B-PH-K-S
R R R R
+ 5
D
D + 5
R701
CN712
1
S S S S 1
4.7k
2
2
3
3
4
4
S4B-PH-K-S
D
T T T T
U U U U
7 7 7 7 8 8 8 8 9 9 9 9 10 10 10 10 11 11 11 11 12 12 12 12
4
3Y
2 FAD2
2Y
FAD1
5
1Y
1 FAD0
0Y
FDR[0..16]
11
3X
15 FAD5
2X
FAD4
14
1X
12 FAD3
0X
9
B
C742 C743 C744 C745
10
A
6 0.01 0.01 0.01 0.01
INH
A VR701 A VR702 A VR703
EVANQACA1B14 EVANQBCA1B14 EVANQACA1B14
4
3Y
2 FAD8
2Y
FAD7
5
1Y
1 FAD6
0Y
11
3X
15 FAD11 2 2 2
2X
FAD10
14
1X
FAD9
12
0X
9 3 3 3
B
10
A
6 A A A
INH
4
3Y
2 FAD14
2Y
FAD13
5
1Y
1 FAD12
0Y
11
3X
15
2X
FAD16
14
1X
FAD15 C705 C706 C707
12
0X
0.1 0.1 0.1
9
B
10
A
6 C722
INH
A
100/25
IC704 IC705 IC706
BA6208F BA6208F BA6208F
C731
+ 5
D
0.1
D D
D
D0 FR3
9 12
D7 Q7
D1 8 13 FF3
D6 Q6
D2 FR2
7 14
D5 Q5
D3 6 15 FF2
D4 Q4
D4 FR1
5 16
D3 Q3
D5 FF1
4 17
D2 Q2
D6 3 18 FR0
D1 Q1
D7 FF0
2 19
D0 Q0
1
OE
11
CK
IC721
TC74VHC574F
D
C733
+ 5
D 0.1
D
D0 FR7
9 12
D7 Q7
D1 FF7
8 13
D6 Q6
D2 7 14 FR6
D5 Q5
D3 FF6
6 15
D4 Q4
D4 5 16 FR5
D3 Q3
D5 FF5
4 17
D2 Q2
D6 3 18 FR4
D1 Q1
D7 FF4
2 19
D0 Q0
1
OE
11
CK
IC723
TC74VHC574F
D
C734
+ 5
D 0.1
+ 5
D
D
D0 9 12 FR11
D7 Q7
D1 FF11
8 13
D6 Q6
D2 7 14 FR10 C737
D5 Q5
D3 FF10 330/6.3
6 15
D4 Q4
D4 FR9
5 16
D3 Q3
D5 4 17 FF9
D2 Q2
D6 FR8
3 18 D
D1 Q1
D7 2 19 FF8
D0 Q0
1
OE
11
CK
IC724
TC74VHC574F
D
C735
D + 5
0.1
D
D0 FR15
9 12
D7 Q7
D1 8 13 FF15
D6 Q6
D2 FR14
7 14
D5 Q5
D3 6 15 FF14
D4 Q4
D4 FR13
5 16
D3 Q3
D5 4 17 FF13
D2 Q2
D6 FR12
3 18
D1 Q1
D7 FF12
2 19
D0 Q0
1
OE
11
CK
IC725
TC74VHC574F
D
C736
+ 5
D 0.1
D + 5
D
D0
9 12
D7 Q7
D1 8 13
D6 Q6
D2 C738
7 14
D5 Q5
D3 330/6.3
6 15
D4 Q4
D4 5 16
D3 Q3
D5
4 17
D2 Q2
D6 3 18 FR16 D
D1 Q1
D7 FF16
2 19
D0 Q0
1
OE
11
CK
IC726
TC74VHC574F
D
13 13 13 13 14 14 14 14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 18 18
C746 C747 C748 C749 C750 C751
0.01 0.01 0.01 0.01 0.01 0.01
A VR704 A VR705 A VR706 A VR707 A VR708 A VR709
EVANQBCA1B14 EVANQACA1B14 EVANQBCA1B14 EVANQACA1B14 EVANQBCA1B14 EVANQACA1B14
2 2 2 2 2 2
3 3 3 3 3 3
A A A A A A
C708 C709 C710 C711 C712
0.1 0.1 0.1 0.1 0.1
C723 C724 C725
100/25 100/25 100/25
IC707 IC708 IC709 IC710 IC711 IC712
BA6208F BA6208F BA6208F BA6208F BA6208F BA6208F
D D D D D D
19 19 19 19 20 20 20 20 21 21 21 21 22 22 22 22 23 23 23 23 24 24 24 24
C752 C753 C754 C755 C756 C757
0.01 0.01 0.01 0.01 0.01 0.01
A VR710 A VR711 A VR712 A VR713 A VR714 A VR715
EVANQBCA1B14 EVANQACA1B14 EVANQBCA1B14 EVANQACA1B14 EVANQBCA1B14 EVANQACA1B14
2 2 2 2 2 2
3 3 3 3 3 3
A A A A A A
C713 C714 C715 C716 C717 C718
0.1 0.1 0.1 0.1 0.1 0.1
C726 C727 C728
100/25 100/25 100/25
IC713 IC714 IC715 IC716 IC717 IC718
BA6208F BA6208F BA6208F BA6208F BA6208F BA6208F
D D D D D D
VS-2480
25 25 25 25 26 26 26 26 27 27 27 27 28 28 28 28
C758
0.01
+ 5
A
A VR716 A VR717
EVANQBCA1B14 EVANQBCA1B14
C702
1000/6.3
2 2
A
3 3
A A
C719 C720 C721
0.1 0.1 0.1
+ 5
D
C729 C730
100/25 100/25
IC719 IC720
D
BA6208F BA6208F
D D D
45