Cpu-Platte, Tastenplatte - Rr 760 Cd - Grundig RR 720 CD Serviceanleitung

Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
CPU-Platte, Tastenplatte – RR 760 CD / CPU Board, Key Board – RR 760 CD
1.7V
1.9V
1.8V
FUNKTION BOARD
CN304
Page 3 - 16
Page 3 - 22
3 - 4
RR 720 CD / RR 760 CD
2 2 2 2 2 1 1
4 3 2 1 0 9 8
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
4 4 4 4 4 4 4
1 2 3 4 5 6 7
3.7V
(TUNER)
3.7V
(CD)
4.3V
(TUNER)
4.3V (CD)
3.7V
CD BOARD
CN705
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
1 1 1 1 1 1 1 1
7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1
80
79
78
77
4.4V
76
75
74
73
72
71
70
69
68
67
66
65
4 4 5 5 5 5 5 5 5 5 5 5 6 6 6 6 6
8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4
AMPLIFIER BOARD
CN207
Page 3 - 12
3 - 5
7.8V
(TUNER)
0.6V
(TUNER)
0.6V
(TUNER)
5V 13V
12.5V
12.5V
0.5V
0.5V
5V
12.9V (TUNER)
5V
0V
13V
0V
RR 720 CD / RR 760 CD
TUNER BOARD
CN504
Page 3 - 18
AMPLIFIER BOARD
CN203
Page 3 - 13
11.2V
GRUNDIG Service