Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
GRUNDIG Service-Technik
4 - 19
GRUNDIG Service-Technik
4 - 19
Bedieneinheit / Keyboard Control Unit (MDCB1)
4.6V
0.6V
4.3V
5.3V
5.3V
-26.9V
5.3V
0.5V
4.6V
5V
5.3V
2.1V
1.9V
2.4V
1.8V
1101
AFC
SCL
SDA
STROBE
HEHI
NC
HELO1
-28V
CLKD1
+5D
DATD1
GNDD
POR
INT
SB1
TMP87CK70
VF-DISPLAY
**)
PWM
PSS**)
**)
Only for SECAM-sets
to Deckelectronic F6
4.6V
5.2V
5.3V
0V
4.6V
CLOCK FREQ
UENCY
Operating panel MDCB1
A.N. 9318
WIND B13
UP B14
STORE B14
STOP B13
STBY C13
SETCL C13
SEARC B13
REW C13
REC B13
PLAY B13
EJECT C13
DOWN B13
DC1 G 1
7103 C 2
7102 G13
7101 B 7
7031 E 4
7030 E 1
6099 A 6
6050 I 3
6032 E 3
6031 E 2
6012 D14
6011 D13
6010 D13
5000 A 6
3302 I 5
3301 I 5
3300 I 6
3053 J12
3052 I 3
3051 H 3
3050 H 3
3037 D 2
3036 E 5
3035 D 4
3034 E 4
3033 E 3
3032 E 2
3031 E 1
3030 E 1
3029 C 2
3012 G 4
3011 G 3
3007 J 3
3006 I 3
3002 H 3
3001 G 3
2999 A 7
2052 A 8
2051 H 4
2037 D 3
2031 E 3
2030 E 5
2011 A 7
2010 A 6
2005 B 4
2004 B 5
2003 B 5
1002 B 5
1001 B 3
4
5
1
6
7
8
9
10
11
12
13
14
15
16
2
3
H
G
F
K
E
D
C
B
A
J
I
H
G
F
K
E
D
C
B
A
J
I
4
5
1
6
7
8
9
10
11
12
13
14
15
16
2
3
2051
100n
10n
2010
10p
2004
10p
2003
220n
2031
10n
2030
220n
2052
10n
2037
7102
14
15
16
17
18
5
6
7
8
9
10
11
12
13
47
48
1
2
38
39
40
41
42
43
44
29
30
31
32
33
34
35
36
37
27
28
CM1185G
j1
n
a
h
d
j2
g
r
f
e
b
c
a
g
d
f
e
b
c
k
m
VPS
PDC
DECODER
TIMER
END
START
LP
TODAY
e
r
c
m
g
f
b
k
n
d
h
a
5G
5G
j1,j2
TIMER
r
n
c
g
P
e
m
f
b
k
d
h
a
4G
4G
j1,j2
TIMER
F1_
3G
g
k
r
m
d
n
c
b
h
e
f
a
3G
VPS
j1,j2
2G
F1
m
b
n
c
g
k
r
e
f
h
a
d
2G
PDC
j1,j2
F2_
1G
a1
b1
f1
e2
g1
1G
c2
b2
d1
e1
c1
d2
g2
f2
a2
DECO.
F2
P9
P8
P7
P6
P5
P4
P3
P2
P1
P14
P13
P12
P11
P10
P15
P16
4G
c2
14G
g2
f1
b1
a1
f2
b2
c1
g1
e2
a2
14G
d2
d1
e1
END
c2
g2
9G
e2
f2
b2
d2
a2
d1
e1
c1
13G
g1
f1
b1
a1
START
k
b
e
m
g
f
h
n
c
a
r
d
LP
12G
13G
j1,j2
r
n
e
c
f
b
k
d
m
h
g
a
11G
j1,j2
12G
b
k
g
f
n
e
m
r
h
a
c
d
10G
j1,j2
11G
m
a
r
n
c
g
k
h
e
f
b
d
9G
j1,j2
10G
9G
g
b
k
n
c
f
e
m
r
h
a
d
8G
j1,j2
8G
b
k
c
e
m
h
n
g
f
a
r
d
7G
j1,j2
TODAY
7G
k
n
c
m
b
r
g
f
h
a
e
d
6G
6G
j1,j2
10G
11G
12G
14G
P10
P11
13G
6G
4G
5G
7G
8G
9G
2G
P7
P8
P9
3G
P1
P2
P3
P4
P5
P6
1G
P16
P15
P14
T2
P13
T1
P12
P
SETCLK
DOWN
REC
UP
WIND
REW
STBY
EJECT
PLAY
SEARCH
STOP
STORE
0.22F/5V5
2999
220uF/16V
201
1
TMP87CK70
7101
4
1
2
3
25
26
27
28
29
30
31
32
5
6
7
8
16
17
18
22
23
24
67
68
69
70
71
72
73
74
75
76
77
78
79
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
80
12
19
20
21
9
66
15
13
14
10
11
33
P14
Vss
Vdd
DVO
INT0
P02
P54
INT1
SCK
Vkk
P36
P53
SI
PWM
P52
SO
P30
XIN
XOUT
XTOUT
P04
P03
P01
P00
P51
P50
RESET
P05
XTIN
P06
P07
P20
P31
P35
P37
TEST
P85
P42
P43
P44
P82
P83
P17
P65
P66
P63
P67
P70
P71
P72
P73
P74
P75
P76
P77
P64
P15
P16
P61
P40
P45
P60
P80
P62
P84
P86
P92
P95
P96
P41
P81
P90
P91
P93
P97
P87
P94
P46
P47
INT2
+5C
5DDC 5DDC
5DDC
5DDC
+5C
5DDC
5DDC
5DDC
5DDC
5DDC
5DDC
5DDC
5DDC
1
2
3
4
7103
IR-Receiver
10k
3302
10k
3301
10k
3012
10k
301
1
10k
3029
4k7
3034
10k
3036
4E7
3053
10k
3300
1N4148
6012
1N4148
6031
6010
1N4148
6011
1N4148
6099
BAT85
DC1
1
2
3
4
5
15
14
13
12
11
10
9
8
7
6
7,5..50p
2005
BZX55/C6V8
6050
8.00MHz
1001
2
1
3
XTAO
GND
XTAI
22u
5000
32kHz
1002
100E
3001
100E
3002
100E
3006
4k7
3050
100E
3052
100E
3051
100E
3007
22k
3030
4k7
3031
1k
3032
22k
3037
2k2
3033
10k
3035
BC548B
7031
1N4148
6032
BC558C
7030
www.freeservicemanuals.info
It`s Free