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GV 26 EURO, GV 6000 EURO, GV 6300 EURO
Circuits imprimés et schémas électriques / Layout of PCBs and Circuit Diagrams
GV 26 EURO, GV 6000 EURO, GV 6300 EURO
Circuits imprimés et schémas électriques / Layout of PCBs and Circuit Diagrams
GRUNDIG Service
4 - 31
GRUNDIG Service
4 - 32
Circuit principal / Family Board – SECAM L (SE)
Reference
AL..............4-34
DE .............4-21
FV..............4-25
HV .............4-33
IO ..............4-27
OS .............4-24
PDCG1......4-36
PIO ............4-35
PKG11.......4-37
PKG12.......4-38
PMB ..........4-17
PSM ..........4-14
SE .............4-32
VS .............4-29
65
62
63
66
14
60
67
OSCILLOGRAMS
..
...V MEASURED IN PLAYBACK MODE
...V MEASURED IN RECORD MODE
SE (39620)
1,3V
2V
1,3V
2,8V
0,2V
2,9V
5,2V
1,3V
0V
5,2V
0V
0V
0V
2,5V
5,2V
1,8V
2,5V
3,8V
1,8V
2,9V
1,8V
1,9V
1,9V
2,5V
2,1V
0,4V
1,3V
3,2V
0V
5,2V
2,5V
2,5V
0V
3,2V
1,3V
5,2V
1,3V
3,8V
5,2V
4,4V
2,5V
2,5V
2,5V
1,8V
1,8V
2,9V
3,8V
2,9V
3,8V
2,5V
2,5V
3,3V
1,8V
for MSTD or SECAM-L only
POS 2131
not used
from IO
from VS
from HV
to VS
from DE
to VS
7110 G10
7106 H 4
7105 C 3
7104 B 4
7103 B 5
7102 B 7
7101 A10
7100 B12
5114 J 5
5113 I12
5112 J 2
5111 J 4
5110 J 3
5108 J 6
5107 J11
5106 D 4
5105 B 8
5104 B 9
5103 A12
5102 B12
5101 B13
5100 B14
3129 D 5
3128 J14
3127 I11
3126 I10
3125 J 8
3124 I 6
3123 I 6
3122 J 5
3121 J 2
3119 I 3
3118 I 5
3116 F 5
3115 I 7
3114 B 4
3113 B 6
3112 B 6
3111 B 8
3110 D 9
3109 A 9
3108 A 9
3107 B10
3106 B11
3105 B12
3104 B12
3103 A12
3102 B14
3101 D14
3100 C15
2135 J 4
2134 J12
2133 I12
2132 I12
2131 J11
2130 I11
2129 J10
2128 J 4
2127 J 3
2126 J 3
2125 J 2
2124 J10
2123 I 9
2122 I 8
2121 I 4
2119 G 5
2118 D 4
2117 E 5
2116 D 6
2115 B 5
2114 A 8
2113 D 8
2112 B 7
2111 B 7
2110 A 7
2109 B 8
2108 B 8
2107 B 9
2106 B10
2105 D10
2104 D11
2103 C12
2102 B12
2101 B13
2100 C13
4
5
6
7
8
9
10
11
12
13
14
15
23
H
G
F
E
D
C
B
A
J
I
H
G
F
E
D
C
B
A
J
I
4
5
6
7
8
9
10
11
12
13
14
15
23
50V
2131
68p
6V3
2116
10n
6V3
2114
22n
6V3
2132
6p8
6V3
2130
220p
6V3
2133
47p
6V3
2125
10p
6V3
2107
10n
6V3
2111
68p
6V3
2102
22p
6V3
2101
100p
6V3
2112
10n
6V3
2103
1n
6V3
2100
10n
6V3
2108
150p
25V
2123
100n
6V3
2122
10n
25V
2113
100n
6V3
2104
10n
6V3
2105
10n
6V3
2117
1n
6V3
2115
220p
6V3
2109
15p
25V
2110
100n
25V
2124
100n
6V3
2121
1n
6V3
2119
100p
6V3
2127
180p
6V3
2126
22p
6V3
2129
82p
6V3
2106
10n
6V3
2134
220p
6V3
2128
12p
6V3
2118
33p
6V3
2135
68p
VREF
VREF
VREF
VREF
5ASW
VREF
5VPB
VREF
5VPB
5ASW
5ASW
5ASW
5ASW
5ASW
5ASW
3107
1k
3109
47k
3108
47k
3111
2k2
3104
1k
3102
820E
3110
1k2
3105
390E
3100
330E
3101
3k3
3128
2k2
3123
10k
3127
2k2
3115
18k
3124
1k5
3126
1k
3106
820E
3103
680E
3112
1k
3113
560E
3114
10k
3125
2k2
3119
33k
3116
1k
3118
4k7
3121
1k8
3122
1k
3129
1k
5113
150u
5107
100u
5101
15u
5104
150u
5105
150u
5102
56u
5110
8u2
5112
82u
5111
82u
5106
330u
5114
15u
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
7110
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
RS
R
S
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
CSP
CSI
CSR
FMPV
CSYNC
VREC
7101
BC848B
7105
BC848B
7100 BC848B
7102
PMBT2369
7103
BC848B
7106
BC848B
NC
LF CL/ANTICLOCHE
5108
1.0715MHz
4
1
MT
3
42414
NC
ANTICLOCHE
5100
4.286MHz
6
1
MT
3
42415
NC
CLOCHE
5103
4.286MHz
6
1
MT
3
42415
7104
DTC124EK
0,3V
64
2,5V
1,2V
2,7V
2,7V
1,8V
2,3V
2,5V
1,5V
1,5V
AC, 200mV/Div, 20
µ
s/Div
C2021
10
REC
AC, 200mV/Div, 2
µ
s/Div
IC7051-(2)
11
REC
AC, 100mV/Div, 20
µ
s/Div
IC7051-(1)
12
PB
DC, 500mV/Div, 20
µ
s/Div
0V
IC7051-(16), T7821 - Emitter
13
PB
DC, 1V/Div, 20
µ
s/Div
0V
IC7051-(14), R3808
14
PB
AC, 100mV/Div, 20
µ
s/Div
IC7051-(29)
15
PB
AC, 100mV/Div, 20
µ
s/Div
IC7051-(26)
16
PB
AC, 100mV/Div, 20
µ
s/Div
IC7051-(4)
17
PB
AC, 100mV/Div, 20
µ
s/Div
IC7051-(24)
18
REC
AC, 100mV/Div, 20
µ
s/Div
IC7051-(18)
19
PB
AC, 100mV/Div, 20
µ
s/Div
IC7051-(20)
20
PB
AC, 100mV/Div, 20
µ
s/Div
IC7051-(38)
21
REC
AC, 100mV/Div, 20
µ
s/Div
IC7051-(38)
21
PB
DC, 500mV/Div, 20
µ
s/Div
0V
C2114
60
REC
AC, 50mV/Div, 50
µ
s/Div
IC7110-(29)
REC
62
AC, 50mV/Div, 20
µ
s/Div
IC7110-(23)
PB
63
AC, 200mV/Div, 20
µ
s/Div
IC7110-(18)
64
PB
AC, 200mV/Div, 20
µ
s/Div
IC7110-(1)
65
PB
AC, 200mV/Div, 20
µ
s/Div
IC7110-(17)
66
REC
AC, 50mV/Div, 20
µ
s/Div
T7106 Emitter
67
PB
Record
(Chrominance)
Playback
(Chrominance)