Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
4 - 12
GRUNDIG Service-Technik
4 - 12
GRUNDIG Service-Technik
TRAP 6,5MHz
3755
3901
2k7
2k7
3782
BP 5,5MHz
BP 5,5MHz
TRAP 5,5MHz
TRAP 5,5MHz
0E
3940
1701
MULTISTD
SEC-L
PAL-BG
VERSION
Pos.
*
UV916E
UV916E
UV916E
1720
G1966M
K3953M
1740
1745
10k
10k
10k
3707
3708
3745
560E
560E
2842
220n
0E
330E
PALI
U944C
J1952M
TRAP 6,0MHz
BP 6,0MHz
10k
10k
560E
2k7
0E
7720
TDA9800
TDA9800
TDA9802
TDA9803
1741
1746
3743
270E
270E
270E
220E
TRAP 6,0MHz
BP 6,0MHz
27
28
26
not used
delete for P
A
L
for TXT only
not used
from DE
from DE
from DE
from DE
AFC
PLL
AG
C
*
*
not used
for SEC-L and MULTISTANDARD only
*
*
*
*
H = PAL
L = SECAM
T
O
RF-MODULA
T
O
R
L = AUDIO AM
H = AUDIO FM
*
to IO
from DE
to DE
to IO
to DE
L=SECAM BAND 1
H=SECAM,PAL
delete for P
AL-BG
for MULTISTANDARD
only
not used
not used
delete for SEC-L
for SEC-L
only
delete for SEC-L
delete for SEC-L
for MULTISTANDARD only
40.4MHz
Band 1
32.4MHz
delete for MULTISTANDARD
delete for TXT
*
*
*
not used
L = 0,1V
H = 3,3V
2,2V
2,2V
5,2V
2,2V
2,1V
4,4V
5,2V
1,7V
1,7V
2,2V
L = 0V
H = 3,3V
3,4V
1,1v
3,4V
6,6V
1,2V
3V
3,2V
2V
2,1V
2,7V
2,4V
2,2V
1,4V
4,2V
11,4
3,6V
5,1V
only for Multistandard
FRONTEND 9322
A.N. 9323
..V MEASURED IN RECORD MODE
OSCILLOGRAMS
4
5
6
1
7
8
9
10
11
12
13
14
15
16
17
2
18
19
20
21
22
23
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
1
7
8
9
10
11
12
13
14
15
16
17
2
18
19
20
21
22
23
3
1k
3900
560E
3746
2k2
3737
100k
3822
8k2
3820
2k2
3760
3k3
3729
56k
3728
100k
3723
100E
3702
100E
3703
10k
3835
560E
3745
1k2
3721
10k
3708
10k
3707
10k
3705
10k
3829
10k
3833
10k
3834
100k
3832
100k
3831
560E
3749
3743
3730
18k
100k
3824
6k8
3725
22k
3726
2k7
3782
0E
3901
3731
18k
47k
3739
1k5
3727
2k2
3762
12k
3704
8k2
3720
100k
3825
10k
3826
8k2
3821
3k3
3827
0E
3940
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GNDA
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
100k
3823
4k7
3741
4k7
3761
22k
3742
BB811
6820
BA
T18
6721
BAT18
6720
BAT18
6824
BAT18
6823
BA582
6821
BA582
6822
12p
2822
2%
10n
2821
22n
2726
2848
2847
2724
2723
10n
2722
100p
2720
100n
2700
100n
2701
10n
2702
100p
2834
100n
2741
100n
2739
100n
2737
100n
2725
220n
2844
22n
2841
2823
10n
2721
10n
2820
8p2
2824
2%
+12A
+12A
5VAS
5VAS
5VAS
5VAS
+12A
+12A
+12A
5VAS
5VAS
5VAS
+12A
+33V
+12A
+12A
5VAS
BC848B
7721
BC848B
7823
BC848B
7824
BC848B
7727
8u2
5724
1u
5720
6u8
5700
10u
5740
6u8
5727
8u2
5723
10u
2728
2u2
2727
2u2
2740
22u
2738
10u
2703
4u7
2846
10u
2840
4u7
2845
10u
2843
2704
1741
2
3
cerfil3pin
1740
2
3
cerfil3pin
1746
1
2
3
1745
1
2
3
VFV
SDA
SCL
AGC
PSS
PSS
AFV
SB1
AFC
7761
BC858B
7723
BC858B
1701
UV916E
11
12
13
14
15
16
17
5
6
MT1
MT2
III
U
I
U
III
III
U
I
I
M
M
G
G
PLL
220n
2842
100k
3840
TDA9830
7840
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
TDA9830
AGC
Detector
Supply
bandgap
AGC
Control
0
1
41645
5725
1
2
34
6
toko
TDA9800/V3
7720
3
10
11
12
13
14
15
16
17
18
19
1
20
2
4
5
6
7
8
9
TDA9802
VIDEO
AGC
VCO
IF
AGC
WAVE
DIVIDER
DETECTOR
TRAVELING
DETECTOR
FREQUENCY
AND PHASE
DEMODULATOR
AGC
DETECTOR
TUNER
VOLTAGE
INTERNAL
REFERANCE
3-stage
IF-amplifier
8p2
BUFFER AND
AFC
CLIPPING
NOISE
AMPLIFIER
VIDEO
AMPLIFIER
FM-PLL
AF
1821
L9453M
1
2
3
4
5
ofw5pin
1720
1
2
3
4
5
ofw5pin
1721
K6256
10
2
1
3
4
5
6 7 8
ofw5pin
1720 G 8
1721 H 8
1740 J13
1741 K13
1745 J15
1746 K15
1821 B15
2700 K 3
2701 K 2
2702 F 2
2703 F 4
2704 K 4
2720 H 6
2721 I 6
2722 I 7
2723 I 9
2724 I 9
2725 F14
2726 H16
2727 H15
2728 G15
2737 G11
2738 F10
2739 F10
2740 J12
2741 J12
2820 E13
2821 E14
2822 E12
2823 D14
2824 F12
2834 B13
2840 A18
2841 A18
2842 A21
2843 G22
2844 E19
2845 A17
2846 E18
2847 C16
2848 C16
3702 J 2
3703 J 2
3704 J 3
3705 K 3
3707 K 4
3708 K 4
3720 H 7
3721 I 7
3723 F16
3725 E 5
3726 F 5
3727 H18
3728 H16
3729 H17
3730 F15
3731 F15
3737 G16
3739 F17
3741 J 9
3742 J10
3743 J14
3745 J14
3746 K14
3749 G11
3760 I16
3761 J16
3762 J18
3782 J11
3820 D13
3821 D12
3822 E13
3823 E14
3824 C13
3825 D15
3826 C12
3827 D13
3829 C13
3831 D15
3832 C14
3833 A14
3834 A15
3835 D15
3840 H22
3900 F 5
3901 K11
3940 G22
5700 K 3
5720 I 6
5723 H 7
5724 I 7
5725 F13
5727 F10
5740 K13
6720 I 7
6721 H 7
6820 D13
6821 E13
6822 E12
6823 B14
6824 B14
7720 H13
7721 G17
7723 G18
7727 C12
7761 I19
7823 C14
7824 C15
7840 C17
Chassisplatte – Empfangseinheit / Family Board – Frontend (FV)
