17
Control board circuit diagram
R1
47K
NEXT
C1
101
1 2
3 4
5 6
7 8
9 10 11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
U1
D16312GB
R2
10K
R3
10K
R4
10K
C2
101
1
2
3
4
5
6
N2
CONNECTED TO 768 BOARD
1
2 3
U2
REMOTE
C3
101
C4
104
C5
47U/10V
R5
33K
R6
33K
R7
33K
PAUSE
D1
414 8
D2
414 8
R13
2.2
Ω
Z1
5.1 V
OP/CL
REV
BACK
PLAY
CONNECTED TO POWER SUPPLY BOARD
C6
104
REM
1
2
3
4
5
6
7
N1
-27 V
+3. 3V
-3.3V
GND
S+5 V
+5V
STDBY
DAT
DAT
GND
CLK
STB
6P/2.0
7P/2.5
R14
2.2
Ω
1
2 3
4 5
6 7
8
9
10 11
12 13
14 15
16 17
18 19
20 21
22 23
24 25
26 27
28 29
30 31
32 33
34
35
VFD
HNVCO6SS63
R9 10K
R10 10K
R11 10K
R12 10K
C7
100U/10V
C8
47U/10V
R15
4.7
Ω
LED
RED
R17
150
Ω
C9
100U/10V
R18
33
Ω
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