Werbung
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Signal-Chassis – TV-Signalelektronik / TV Signal Electronics (TV)
1
2
3
4
5
+12A
5AS2
7700
4,7V
BC847B
PIN 5 for UV916S
A
2,1V
PIN 9 for UV1216D
2,1V
for U944C/IEC only
3700
3707
12k
1k8
+12A
2,17V
2700
B
10n
GNDTV
GNDTV
GNDTV
4,7V
6
5
9
VCC2
AGC
1701
I
I
III
III
*
UV916S
C
30
VCO
VCO
1702
I
I
III
III
UV1216D/P
for Tuner 2 only
BPF
BPF
AGC
AGC
MIX
MIX
IF
17
17
RF
D
AMP
AMP
BPF
BPF
16
16
AGC
AGC
BPF
BPF
MIX
MIX
U
U
I
I
III
III
U
U
MT
VCO
VCO
E
PLL
PLL
U
U
GNDTV
GNDAM
CL
DA
VCC1
CS
13
14
12
8
11
15
10
F
GNDTV
SCL
GNDTV
SDA
5AS2
GNDTV
5AS
+33V
G
4056
IF
2746
0E
5AS1
5AS1
100p
5AS1
75mV
7708
2,7V
BC847B
3746
7707
100k
H
BC847B
3743
0V
0,63V
GNDTV
GNDTV
GNDTV
GNDTV
47k
4,86V
SB1_1
4,37V
4,86V
4
14
13
11
GNDAM
GNDAM
Supply
15
bandgap
7754
GNDAM
1,7V
1750
I
6707
IF
1
16
4
L9453M
BA792
6708
2
1
5
BA792
3
1,7V
AGC
AGC
J
Control
Detector
GNDAM
TDA9830/V1
GNDAM
2
3
5
2,3V
2,15V
for MSTD only
K
GNDTV
*
VERSION
Pos.
PAL-BG
MSTD
PAL-I
P/S-DK
1701
UV916S
UV916S
U944IEC
UV916S
1720
G1966M
G1965M
J1952M
G1966M
L
1740
TRAP 5,5MHz
TRAP 5,5/6,0MHz
TRAP 6,0MHz
TRAP 5,5/6,5MHz
1745
BP 5,5MHz
BP 5,5MHz
BP 6,0MHz
BP 5,5MHz
1746
BP 6,0MHz
BP 6,5MHz
M
47p
2728
3222
820E
820E
2k7
820E
3718
180E
100E
270E
120E
470E
3722
4201
0E
0E
0E
N
4700
0E
0E
5706
15u
5u6
15u
5u6
7200
TDA8361
TDA8362
TDA8361
TDA8362
7754
TDA9830
O
3755
0V
56k
7753
DTC124EK
4,9V
P
GNDD
1
2
3
4
5
4 - 49
TVR 37..., TVR 51..., TVR 55...
6
7
8
9
10
+8V
+8V
for SEC-DK only
3773
6709
2750
1
1732
5
4k7
BA792
1n
3772
L9360M
3k3
2
4
7710
BF570
3
GNDTV
GNDTV
GNDTV
GNDTV
GNDTV
5703
not used
4071
0E
delete for MSTD
1
1720
*
5
3708
2709
100E
220p
2
4
5704
+8V
41859
40,4MHz
3
6
3
TRAP1
2
GNDTV
4
1
0
7
GNDTV
GNDTV
GNDTV
2710
for MSTD
6,6V
4V
3,5V
only
120p
52
51
50
GNDTV
GNDTV
Supply
*TDA8362/N5
for SECAM only
*
7200
TDA8361/N5
2747
220n
Preampl.
PAL:4,9V
Mute
2,2V
SEC:0V
9
10
+8V
Video
7705
4053BT
Identifier
E
1
Y1
Z
15
1
8
0
2
Y0
S
10
Demodulator
for SEC-DK or MSTD only
+12A
1
2
3
3V
6V
6V
3733
6
7
12
6k8
2,2V
4,86V
5AS1
2741
AFC1
5705
41859
220n
6
3737
GNDTV
2717
2,25V
470k
GNDTV
4
100n
6,2V
1,8V
7,7V
0
7
7703
1,8V
+8V
BC848C
GNDTV
1,1V
6706
3732
1,2V
10k
BBY40
32
+8V
GNDTV
for MSTD only
L'-ADJ1
GNDTV
8V
AKP
7704
18
1
BC847B
4k7
1502
0V
3729
GNDTV
GNDD
H = SECAM
L = PAL
+8V
+8V
+8V
+8V
+8V
8V
7751
7750
8V
7752
BC847B
BC847B
4,9V
BC847B
2748
0V
10u
16V
2V
DTC124EK
1,4V
7709
0V
for TXT
for SEC-DK
only
GNDTV
GNDD
or MSTD only
GNDD
GNDTV
GNDTV
6
7
8
9
10
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
11
12
13
14
15
16
+8V
not used
3205
2232
H-SHIFT
GNDTV
GNDTV
+8V
+33V
3207
470k
GNDTV
GNDTV
GNDTV
GNDTV
GNDTV
3711
43
5k6
34
GNDTV
GNDTV
GNDTV
GNDTV
3V
1,7V
4,2V
GNDTV
2,0V
3,3V
1,5V
4,3V
4,3V
3,6V
3,5V
2,7V
2,4V
4V
3,5V
49
48
47
46
45
44
43
42
41
40
39
AGC
IF
PWR1
Vertikal
Coincidenz
Phase 1
Amplifier
Output
Detector
H AND V
Vertikal
SEP.
Divider
Line
AFC and
Oscillator
Sample-
and Hold
Noise
Detector
Power
Chrominance
ACC
Reset
Switch
Amplifier
Trap and
PLL
Chrominance
PWR1
PWR2
PWR3
Bypass
Bandpass
Switch
Volume
Y-Delay
Video
Limiter
Tuning
Peaking
Amplifier
4
5
6
7
8
9
10
11
12
13
14
7,5V
0V
3,8V
1,7V
8V
3,7V
5,3V
2,7V
3,2V
3219
GNDTV
GNDTV
4,5V
31
+8V
2M2
for MSTD
GNDTV
only
+8V
3
1,6V
GNDTV
GNDTV
GNDTV
2
6,2V
+8V
1
GNDTV
7705
7216
3,2V
BC847B
4053BT
3720
E
3220
7762
22E
1k
GNDTV
GNDTV
3
Y1
Z
4
BC848C
for MSTD
2,1V
only
2,6V
5
Y0
S
9
*
4700
for SEC-DK or MSTD only
+8V
0E
1745
*
for MSTD only
3721
+8V
1
3
470E
2732
3760
680E
2727
7,9V
16
7705
2
220p
BC847B
Vdd
GNDTV
not used
GNDTV
7215
4053BT
11
S
Y0
12
*
3718
5706
*
4201
*
1746
*
0E
*
3722
*
14
Z
Y1
13
3
1740
3
1
2V
1
E
Vee
Vss
2
*
2728
GNDTV
GNDTV
6
7
8
GNDTV
2
1,5V
GNDTV
for SEC-DK or
GNDTV
GNDTV
MSTD only
for MSTD only
-7V
GNDTV
GNDTV
+8V
AKP
2
17
8V
1502
0V
7711
DTC124EK
GNDD
40
11
12
13
14
15
16
4 - 50
17
18
19
20
21
+8V
5STBY
1,4V
+(R-Y)comb filtering
2210
16
8V
1n
7206
0V
2211
14
DTC124EK
1,4V
1n
1,4V
7205
BC847B
+(B-Y)comb filtering
GNDTV
GNDD
5
+8V
5AS1
GND
10
3210
8k2
GNDTV
+8V
33
GNDTV
GNDTV
GNDTV
GNDTV
GNDTV
0,8V
1V
8V
2,6V
3,6V
5V
1,6V
1,5V
1,5V
3,9V
38
37
36
35
34
33
32
31
30
29
XTal-
Phase
Demodulator
Oscillator
Phase 2
Detector
System
HUE
Manager
Tuning
Control
Colour
Clamps
Matrix
PWR3
Set
Killers
Test
PWL
Luminance
Matrix
PWR2
Output
Clamp-
Luminance
Stages
Switch
Switch
15
16
17
18
19
20
21
22
23
24
3,8V
7,9V
2,2V
2,1V
2,1V
2,1V
0,3V
3,4V
3,4V
3,4V
75mV
42
2221
3226
3224
6207
100n
2M2
2k2
2222
BAS16
+8V
GNDTXT
100n
delete for
RGB-SCART
GNDTXT
6206
5DDA
5DDA
7,8V
7214
BC847B
7213
0V
0,7V
BC857B
0,7V
for TXT only
0,7V
0,7V
GNDTV
0,7V
7211
7210
PMBT2369
BC857B
GNDTV
GNDTXT
7212
0V
0V
PMBT2369
3230
4k7
0V
GNDD
GNDD
GNDTXT
39
+8V
GNDTV
37
38
to TUBE-PCB 1967
from/to CO
from/to CO
17
18
19
20
21
TVR 37..., TVR 51..., TVR 55...
22
23
24
25
7201
TDA4665/V4
3V
35
11
2212
LINE DELAY
100n
12
2213
LINE DELAY
3V
100n
4
36
GND
8
GND
7
i.c.
VCO
2
GNDTV
n.c.
6
+8V
LINE-LOCKED PLL /
n.c.
13
PULSE PROCESSING
n.c.
15
n.c.
Vp1
Vp2
GND
9
1
3
5,1V
GNDTV
3218
2215
10k
47p
0,8V
6V
0,8V
16
15
14
5,8V
3,9V
5,8V
28
27
Video
Sandcastle
TDA8
ACC
Cloche
Interf.
Tunning
fsc
1
2
3
1,6V
8V
GNDTV
GN
5DS
16
7260
Vdd
4053BT
11
S
Y0
12
14
Z
Y1
13
25
26
E
Vee
Vss
3V
1,4V
6
7
8
2220
GNDD
GNDD
100n
4024
GNDTV
0E
delete for
7260
RGB-SCART
4053BT
10 S
Y0
2
15
Z
Y1
1
E
4025
0E
delete for
RGB-SCART
5DS
7260
4053BT
7209
9
S
Y0
5
PMBT2369
5V
4
Z
Y1
3
6208
0,2V
E
1N4148
4026
0E
delete for
GNDD
RGB-SCART
GNDD
from/to CO
22
23
24
25
GRUNDIG Service
Werbung
