GRUNDIG Service
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Circuits imprimés et schémas électriques / Layout of PCBs and Circuit Diagrams
Circuit principal II / Family Board II – SECAM-L (VS)
..
..V MEASURED IN RECORD MODE
..V MEASURED IN PLAYBACK MODE
60
14
66
67
64
63
62
65
CSI
VS-ECO
OIO (...3923.3)
OSCILLOGRAMS
TO/FROM OIO-IO
for MSTD or SECAM-L only
1,8V
3,3V
2,5V
2,5V
3,8V
2,9V
3,8V
2,9V
1,5V
1,8V
1,5V
1,8V
2,5V
1,2V
2,5V
2,3V
2,5V
3,9V
5,4V
3,2V
0,7V
5,2V
1,3V
3,2V
0V
2,5V
2,5V
1,2V
2,5V
5,2V
0V
2,7V
3,2V
1,3V
0,4V
2,7V
2,1V
2,5V
0V
1,9V
1,8V
1,8V
1,8V
1,8V
4,0V
2,5V
1,8V
5,2V
2,5V
0V
0V
0,3V
0V
5,2V
0,5V
0V
5,2V
1,8V
7151 H11
7106 I 4
7105 D 4
7104 C 5
7103 B 6
7102 C 8
7101 A11
7100 C13
5114 K 6
5113 J13
5112 K 4
5111 J 5
5110 K 5
5108 J 8
5107 K12
5106 E 4
5105 C 9
5104 C10
5103 A12
5102 C14
5101 C14
5100 C16
3226 J 8
3128 K15
3127 J12
3126 J11
3125 K 9
3124 J 7
3123 J 7
3122 K 7
3121 K 3
3119 J 4
3118 I 5
3116 G 5
3115 E 5
3114 B 5
3113 C 7
3112 C 7
3111 C 9
3110 D10
3109 B10
3108 A10
3107 C11
3106 C12
3105 C13
3104 C13
3103 B14
3102 C15
3101 E16
3100 D16
2135 K 6
2134 K12
2133 J13
2132 J13
2130 J12
2129 K12
2128 K 5
2127 K 4
2126 K 4
2125 K 3
2124 K11
2123 J10
2122 J10
2121 J 4
2119 H 5
2118 E 4
2117 F 5
2116 E 7
2115 C 6
2114 A 9
2113 E 9
2112 C 8
2111 C 9
2110 B 9
2109 C 9
2108 C10
2107 C10
2106 B12
2105 D11
2104 D12
2103 D13
2102 C14
2101 C14
2100 D15
4
5
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
6
7
8
9
10
11
12
13
14
15
16
2
3
5114
15u
5111
82u
5112
82u
5110
8u2
5102
56u
5105
150u
5104
150u
5101
15u
5107
100u
5113
150u
5106
330u
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
GNDVS GNDVS
GNDVS
GNDVS
GNDVS
GNDVS
68p
2135
220p
2134
82p
2129
12p
2128
22p
2126
180p
2127
100p
2119
1n
2121
100n
2124
100n
2110
15p
2109
220p
2115
1n
2117
10n
2106
10n
2105
10n
2116
10n
2104
100n
2113
10n
2122
100n
2123
150p
2108
10n
2100
1n
2103
10n
2112
100p
2101
22p
2102
68p
2111
10n
2107
10p
2125
47p
2133
220p
2130
6p8
2132
22n
2114
33p
2118
1k
3122
1k8
3121
4k7
3118
1k
3116
33k
3119
2k2
3125
4k7
3114
560E
3113
1k
3112
680E
3103
820E
3106
1k
3126
1k5
3124
18k
3226
2k2
3127
10k
3123
2k2
3128
3k3
3101
330E
3100
390E
3105
1k2
3110
820E
3102
1k
3104
2k2
3111
47k
3108
47k
3109
1k
3107
1k
3115
7151
TDA4722/V2
11
14
16
25
32
1
29
17
20
23
27
30
31
18
15
21
19
24
22
8
2
4
5
6
7
26
28
12
13
10
3
9
P
LIMITER/
BLANKING
MIXER
RECTIFIER
INTERFACE
P
DETECTOR
SWITCH
R S RS
1,1MHz
S
KILLER
COLOR
DIVIDER
LIMITER
REFERENCE
VOLTAGE
2,5V
P
R
R
P
POWER
R
P
10dB
15dB
10dB
AGC
6dB
CK
RS
by 4
f
x2
x2
VBS
CSYNC
FMPV
CSR
CSI
CSP
5VAS
5VAS
5VPB
5VAS
VREF
5VPB
VREF
5VAS
5VAS
VREF
VREF
VREF VREF
5VAS
5VAS
7106
BC848B
7103
BC848B
7102
PMBT2369
7100
BC848B
7105
BC848B
7101
BC848B
NC
LF CL/ANTICLOCHE
5108
1.0715MHz
4
1
MT
3
7262DND
NC
CLOCHE
5103
4.286MHz
6
1
MT
3
5102EPD
NC
ANTICLOCHE
5100
4.286MHz
6
1
MT
3
5102EPD
DTC124EK
7104