Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
TVR 3710 …, TVR 5100 …, TVR 5500 …
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
TVR 3710 …, TVR 5100 …, TVR 5500 …
4 - 55
GRUNDIG Service
4 - 56
GRUNDIG Service
Signal-Chassis – Empfangseinheit 2 / Frontend 2 (TU2)
16V
4k7
3322
4k7
22k
4k7
G1965M
BP 6,0MHz
0E
0E
4044
0E
4039
TDA9800T
G1966M
270E
TDA9812T
7301
BP 5,5MHz
BP 5,5MHz
TRAP 5,5/6,0MHz
TRAP 5,5MHz
1301
VERSION
Pos.
*
UV916S/PH
UV916S/PH
1320
G1966M
1340
1345
U944C
G1965M
TRAP 6,0MHz
BP 6,0MHz
1346
UV916S/PH
TRAP 5,5/6,5MHz
BP 5,5MHz
BP 6,5MHz
TDA9800T
TDA9800T
7300
3339
PAL-BG
PAL-I
PAL-BG/SEC-L
PAL-BG/SEC-DK
H = SEC L'
L = PAL, SEC L
for TDA 9800 only:
for TDA 9812 only:
2306, 3319, 3331, 3345, 4033, 4035, 4036, 4038, 4041, 4043, 4301, 4302, 4304
2300, 2307, 2317, 2320, 2325, 3318, 3323, 3328, 3332, 3346, 4031, 4034, 4037, 4040, 4042, 4303
5307
15uH
5u6
15uH
270E
100E
120E
5u6
12V
2V
2V
0V
0V
1
3,3V
3,3V
1,8V
1V
3V
0,15V
4,9V
1,9V
0V
2,5V
3,2V
3,2V
65mV
2,5V
2,5V
2,5V
0V
2,8V
2,8V
2,8V
3,6V
65mV
3,6V
2,4V
2V
2,3V
2,1V
2,4V
0V
4,9V
4,9V
4,8V
2V
2V
2V
-6V
1,9V
1,9V
2,7V
2,7V
2,7V
TDA9812: L'-ADJ2
TDA9800: PHASE
*
*
*
*
for PAL-I
40,4MHz-TRAP
L = SECAM
H = PAL
L = D/K or MSTD
H = B/G
for SEC-DK only
delete for MSTD
or MSTD only
for SEC-DK
delete
*
delete for MSTD
for MSTD only
delete for MSTD
*
*
*
*
for MSTD or SEC-DK
for MSTD only
to/from CO
from CO
to DE
from CO
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
AGC2
AFC2
delete
*
from CO
from CO
*
*
not used
not used
for MSTD only
*
*
*
from TV
from TV
from AL
delete for MSTD
for MSTD only
for PAL-I only
*
*
*
for MSTD only
not used
delete for MSTD
for MSTD only
4
5
6
1
7
8
9
10
11
12
13
14
15
16
17
2
3
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
3
2327
100p
1n
2331
2315
220p
100n
2333
50V
100n
2303
100n
2302
100n
2309
100n
2325
220n
2307
8p2
2308
100n
2306
2317
10n
1n
2304
220p
2332
120p
2328
2330
2329
2313
47p
2314
47p
1501
TUNERCABLE
4302
0E
4304
0E
4303
0E
3351
3k3
3344
3k3
3350
3k3
3343
4k7
3349
3k3
3342
1k
4044
0E
4030
0E
4020
0E
4041
0E
3340
680E
4k7
3312
100E
3304
100E
3305
1k
3300
8k2
3301
27k
3302
22k
3306
4035
0E
4036
0E
4033
0E
4040
0E
4034
0E
3323
5k6
3321
18k
3320
18k
180E
3318
3339
4300
0E
4037
0E
4043
0E
4042
0E
390E
3319
4038
0E
680E
3345
680E
3346
3303
6k8
4039
0E
4k7
3313
4k7
3315
3348
330E
4032
0E
100E
3347
3307
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
GNDT
AFC2
SB1_2
MNT2
PSS2
SCL2
SDA2
DTC124EK
7307
DTC124EK
7306
DTC124EK
7308
6u8
5300
5307
1u
5301
EL0405
1u
5305
EL0606
-7V
5TS2
5TS2
+12A
+12A
5TS
+33V
+33V
+12A
5TS1
5TS2
5TS2
5TS
5TS2
5TS1
BF570
7313
BC848B
7304
BA582
6302
BA582
6300
BA582
6301
1324
L9360M
5
4
1
2
3
1322
L9453M
5
4
1
2
3
1320
5
4
1
2
3
42518
5303
1
2
3
4
6
41859
5302
1
2
34
6
7312
2
1
15
10
HEF4053
S
Z
Y0
Y1
E
7312
13
12
14
11
HEF4053
6
16
7
8
Vee
S
Z
Vss
Y0
Y1
Vdd
E
16V
10u
2301
50V
2u2
2324
50V
2u2
2300
16V
47u
2311
3322
22k
3341
1301
11
12
13
14
15
16
17
5
6
MT
III
U
I
U
III
III
U
I
I
CL
RF
CS
VCC1
AGC
DA
VCC2
IF
AMP
BPF
MIX
VCO
MIX
VCO
AGC
AGC
PLL
BPF
BPF
7301
TDA9812T
2
1
12
25
21
22
20
19
24
17
16
15
14
13
11
10
8
7
6
5
4
3
23
18
26
28
27
9
MIXER
INTERCARRIER
AM DEMODULATOR
SIF AGC
SIF AMP.
1345
1
2
3
1346
1
2
3
1340
1
3
2
TDA9800T/V3
7300
12
2
1
15
6
18
7
10
11
13
14
16
17
19
20
3
4
5
8
9
DETECTOR
VIDEO
VCO
WAVE
IF
AGC
DIVIDER
DETECTOR
TRAVELING
DETECTOR
FREQUENCY
AND PHASE
DEMODULATOR
AGC
TUNER
AGC
8p2
BUFFER AND
CLIPPING
NOISE
AFC
AMPLIFIER
VIDEO
AMPLIFIER
FM-PLL
AF
VIF AMP
IRV