Circuit Diagram (Panel Board: 5/5) - Roland V-60HD Service Notes

Nov. 2017

Circuit Diagram (Panel Board: 5/5)

fig.d-panel-5.eps@L
T-BAR BLOCK
A+5.3V
IC33
R1173S001B-E2-FE
SPEC:1.0A/1.7W
6 6
VDD VDD VOUT VOUT
4 4
CE CE ADJ ADJ
12k
C31 C43
4.7uF
0.1uF
6.3V
25V
D D D
TBAR_SDI
LRCK
MCK
BCK
TBAR_SDO
34
A+5.0V
1 1
R135 R125
47k 1k
3 3
0.5% 0.5%
R151
C44
0.5%
0.1uF 4.7uF
25V
D D D
A+3.3V
R118
10k
D
9
A8
8
A7
R120 0
7
A6
R121 0
6
A5
5
A4
4
A3
3
A2
2
A1
19
_G
1
DIR
A:INPUT
B:OUTPUT
B=A (G:L DIR:H)
D
T-BAR
IC28
R1173S001B-E2-FE
SPEC:1.0A/1.7W
6 6 1 1
VDD VDD VOUT VOUT
R150
10k
4 4 3 3
CE CE ADJ ADJ
0.5%
R116
10k
C53
0.5%
6.3V
D D
BUS Direction
11
B8
12
B7
13
B6
14
B5
15
B4
16
B3
17
B2
18
B1
4552_PD
IC27
74VHC245FT
5.5V
A+3.3V
TP4
TP9
R152
13k
0.5%
C52 C24 C23
4.7uF 0.1uF 0.1uF
6.3V
25V 25V
D D D
A/D Full 1.85Vpp(typ)
10uF
D
C62 6.3V
R126 0
R127 33
R128 33
V-60HD
A+3.3V
R129
10
C63 1uF C65 10uF
16V
6.3V
C64 C66
0.1uF 0.1uF
D
D
15
2
LIN LOUT
16
1
RIN ROUT
8
9
SDTI SDTO
10
LRCK
11
MCLK
12
BCLK
7
DEM1
6
DEMO
14
13
PDN VCOM
C67
0.1uF
IC29
AK4552VTP-E2
D