Werbung
TVR 37..., TVR 51..., TVR 55...
9
10
11
H = SEC L'
L = PAL, SEC L
D only
2307
220n
GNDT
65mV
*
2306
DTC124EK
7307
100n
*
GNDT
2300
50V
2u2
2,5V
6
GNDT
SIF AGC
3,2V
0V
1322
1
4
28
L9453M
SIF AMP.
2
5
27
AM DEMODULATOR
2,5V
3
3,2V
TDA9800T/V3
GNDT
*
7300
4020
0E
delete for MSTD
3,3V
1
4
1
*
1320
4030
VIF AMP
0E
2
5
2
3,3V
3
GNDT
1,5V
5TS2
*
3346
TUNER
12
16
680E
AGC
1324
*
3345
02
680E
1
4
L9360M
3
4
792
2
5
4
3
GNDT
1V
GNDT
7313
BF570
GNDT
for SEC-DK only
AGC2
GNDT
H = PAL
L = SECAM
9
10
11
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
12
13
14
15
5TS1
AFC2
3
2
1
*
TDA9812: L'-ADJ2
3318
GNDT
*
180E
*
4303
5303
*
3319
0E
6
4
390E
2308
8p2
GNDT
GNDT
2,8V
2,5V
2,8V
2,8V
3,6V
0V
5
22
21
20
9
TDA9812T
7301
INTERCARRIER
MIXER
*
6
17
16
15
8p2
9
TRAVELING
WAVE
VCO
AFC
AF
10
DIVIDER
AMPLIFIER
FREQUENCY
FM-PLL
DETECTOR
VIDEO
VIDEO
AND PHASE
DEMODULATOR
AMPLIFIER
DETECTOR
7
IF
AGC
BUFFER AND
NOISE
IRV
AGC
DETECTOR
18
CLIPPING
13
19
5
8
14
11
20
25
3
7
19
18
17
3V
0V
4,9V
2V
2V
2V
*
4036
4038
*
0E
0E
GNDT
*
3316
1346
3
5TS1
for MSTD only
*
2313
2
GNDT
16
7312
1,9V
GNDT
Vdd
4053BT
3348
4,9V
11
S
Y0
12
for SEC-DK
330E
or MSTD only
1,9V
14
Z
Y1
13
3317
1345
470E
3
E
Vee
Vss
6
7
8
2314
1,9V
2
GNDT
not used
GNDT
-6V
3340
GNDT
680E
-7V
*
1340
4041
GNDT
0E
3
1
delete for MSTD
2
GNDT
*
5307
12
13
14
15
TVR 37..., TVR 51..., TVR 55...
16
17
18
TDA9800: PHASE
3322
*
3,6V
65mV
DTC124EK
7308
for MSTD only
GNDT
14
GNDT
2,4V
*
4031
10
0E
2V
13
2V
*
3323
2,4V
11
5k6
12
2,4V
GNDT
2,3V
GNDT
8
2,4V
23
0V
24
4034
0E
9000
*
4307
GNDT
GNDT
GNDT
GNDT
0E
15
26
4,8V
2,7V
*
3332
5k6
4,9V
7312
*
4053BT
1
Y0
S
10
2
GNDT
1
Y1
Z
15
E
2,7V
2,7V
*
*
4044
1
GNDT
GNDT
0E
delete
for MSTD or SEC-DK
5TS
16
17
18
4 - 53
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Reference
AL ..............P 4-62
CO .............P 4-43
19
20
21
22
from TV
from AL
from TV
5TS
+12A
+33V
+12A
delete for MSTD
2
3324
3325
2318
4k7
680k
220n
7309
BC847B
GNDT
GNDT
5TS1
3
1,6V
2,3V
BC847B
7310
2,7V
0V
DTC124EK
5TS1
7311
GNDT
FOR TUNER2 ONLY
19
20
21
22
DE..............P 4-63
KSMD ........P 4-31
Tube PCB ...P 4-27
IO...............P 4-55
KSPD.........P 4-37
TV ..............P 4-49
GSPD ........P 4-16
TU2............P 4-52
VS..............P 4-59
23
1301 G 4
7307 C 8
1320 F 8
7308 C16
1322 D 9
7309 D21
1324 G 9
7310 G20
1340 K14
7311 I20
1345 J15
7312 I13
A
1346 I15
7312 I16
1501 I 1
7313 H 8
2300 C11
9000 G17
2301 F 1
2302 J 2
2303 J 3
2304 D 7
2306 C11
2307 B12
2308 C13
2309 B14
B
2311 F 2
2313 I15
2314 J15
2315 J14
2316 E18
2317 F17
2318 D19
2319 D20
2320 G18
2321 J18
C
2322 J18
2323 I19
2324 I12
2325 H13
2328 F 6
2329 G 5
2330 F 6
AFV2
2331 G 7
to IO
2332 F 6
2333 F 1
D
3300 E 3
3301 E 4
3302 F 4
3303 E 4
3304 J 1
3305 J 2
3306 J 3
3307 F 7
3310 J13
3312 D 7
3313 B 6
E
3315 B 8
3316 I15
3317 J15
3318 B12
3319 C12
3320 B14
3321 B14
3322 B16
3323 E17
3324 D20
F
3325 D20
3326 C21
3327 D21
3329 G20
3332 H18
3338 J14
3339 J14
3340 J14
3341 I11
3342 G 8
G
3343 G 8
3344 H 8
VFV2
3345 G10
to IO
3346 G10
3347 F 5
3348 I14
3349 G 7
3350 G 7
3351 I 8
4020 E 9
H
4030 F 9
4031 E18
4032 E 5
4033 G17
4034 G17
4035 I17
MTA
4036 H15
from DE
4037 H14
4038 H14
I
4039 H13
4040 H12
4041 K13
4042 H11
4043 H11
4044 J16
4300 H12
4301 H19
4302 C15
4303 B15
J
4304 C18
4305 G18
4306 G19
4307 G18
5300 J 2
5301 F 7
5302 G 5
5303 C13
5304 J18
5305 F 7
5307 K14
6300 D 8
K
6301 D 8
6302 G 8
7300 E11
7301 D15
7304 F 3
7306 B 7
23
4 - 54
Werbung
