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Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
Prozessorplatte / Processor Board 29305-119.40/.71
1
01
STL1
2
02
STL1
3
03
STL1
4
04
STL1
5
05
STL1
6
06
STL1
7
07
STL1
8
08
STL1
9
09
STL1
10
M
STL1
11
+5V
STL1
12
04
STL1
13
03
STL1
14
A17
STL1
15
15
02
STL1
16
16
31
STL1
17
17
STL1
18
18
32
STL1
19
19
33
STL1
20
20
STL1
21
PART A
21
34
STL1
22
CC80911
22
CR80911
M
STL1
23
23
8,2k
0,22u
CR80918
STL1
24
CC80912
CR80912
25
M
M
**
STL1
25
25
6,8k
33n
26
STL1
26
CC80913
CR80913
26
M
STL1
27
6,8k
33n
+5V
CR80914
+5V
82k
CR80919
1
27
29
**
STL2
2
+5V
30
STL2
3
CR80916
29
M
STL2
4
30
40
560k
STL2
5
31
n.V.
41
STL2
6
32
STL2
7
33
42
STL2
8
34
43
STL2
9
M
STL2
10
36
36
STL2
11
+5V
44
STL2
12
STL2
13
STL2
14
40
STL2
15
41
STL2
16
42
STL2
17
43
STL2
18
44
STL2
19
45
STL2
20
46
STL2
21
47
STL2
22
48
29305-119.37
STL2
23
49
-119.39
STL2
24
50
-119.40
STL2
25
51
-119.46
STL2
26
52
-119.47
STL2
-119.48
-119.54
-119.56
-119.57
-119.58
-119.59
-119.60
49
CUC 2030 N... 2080 N
n.V.
2,2p
CC80902
M
CC80906
2,2p
CC80901
L80901
CC80903
M
6,8u/2%
100p/1%
33p/2%
M
60
59
58
57
56
55
54
53
52
51
61
P0-5
62
P0-6
63
P0-7
64
P2-3
65
P2-2
66
P2-1
67
P2-0
68
VSSA
69
CIC80905
FIL3
ICQF80
70
FIL1
SDA5250
71
FIL2
72
CC80914
VDDA
M
0,1u
73
IREF
74
CVBS
75
P3-7
76
P3-6
77
P3-5
78
P3-4
79
P3-3
80
P3-2
1
2
3
4
5
6
7
8
9
10
**
ww.IC8150
CR80918
PART A
(CHASSIS)
IC80920
CR80919
SDA5256CG101
-512.xx(27C512)
0
SDA5257/2G..
-513.xx(27C512)
X
SDA5256CG101
-514.xx(27C512)
0
SDA5257/2G..
-515.xx(27C512)
X
SDA5257/2G..
-516.xx(27C512)
X
SDA5257/2G..
-517.xx(27C512)
X
SDA5257/2G..
-518.xx(27C512)
X
SDA5257/2G..
-520.xx(27C512)
X
SDA5257/2G..
-521.xx(27C512)
X
SDA5257/2G..
-523.xx(27C512)
X
SDA5257/2G..
-523.xx(27C512)
X
SDA5257/2G..
-528.xx(27C512)
X
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
M
PROZESSOR-PLATTE 29305-119.37/.39/.40/.46/.47/.48/.54/.56/.57/.58/.59/.60
PROCESSING BOARD
PLAQUE CALCULATEUR
PIASTRA CALCOLATORE
PLACA CALCOLADOR
M
+5V
M
50
49
48
47
46
45
44
43
42
41
40
D5
D5
39
D0
D0
38
D6
D6
37
A0
A0
A0
36
D7
D7
35
A1
A1
A1
A1
34
A2
A2
A2
33
A10
A10
A10
32
A3
A3
A3
31
A4
A4
A4
30
A11
A11
A11
29
A5
A5
A5
28
A9
A9
A9
27
A6
A6
A6
26
A8
A8
A8
25
A7
A7
A7
24
A13
A13
A13
23
A12
A12
A12
A18/P4-1
22
A14
A14
A14
21
A15
A15
A15
11
12
13
14
15
16
17
18
19
20
M
A18
+5V
A16
A17
M
ww.IC81050
(CHASSIS)
29305-119.61
SDA5257/2G..
-119.63
SDA5257/2G..
-119.64
SDA5257/2G..
-119.65
SDA5257/2G..
-119.66
SDA5257/2G..
M
M
-119.69
SDA5257/2G..
-119.70
SDA5257/2G..
-119.71
SDA5257/2G..
-119.72
SDA5257/2G..
-119.74
SDA5257/2G..
-119.75
SDA5256CG101
-119.76
SDA5257/2G..
50
.61/.63/.64/.65/.66/.69/.70/.71/.72/.74/.75/.76
M
28pin IC
(27C512)
11
D0
12
D1
13
D2
15
D3
16
D4
17
D5
18
D6
19
D7
10
A0
9
A1
8
A2
7
A3
6
A4
5
A5
4
A6
3
A7
25
A8
24
A9
21
A10
23
A11
2
A12
26
A13
27
A14
1
A15
BR80924
-
A16
n.V.
28
A17
BR80922
-
A18
BR80926
n.V.
+5V
**
CR80918
IC80920
PART A
CR80919
-529.xx(27C512)
X
-531.xx(27C512)
X
-524.xx(27C512)
X
-525.xx(27C512)
X
-526.xx(27C512)
X
-532.xx(27C512)
X
-533.xx(27C512)
X
-534.xx(27C512)
X
-535.xx(27C512)
X
-536.xx(27C512)
X
-537.xx(27C512)
0
-539.xx(27C512)
X
CUC 2030 N ... 2080 N
+5V
M
0,1u
CC80921
-
-
22
20
14
IC80920
*
27C512
200498
GRUNDIG Service
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