Grundig TVR 3710 GB Betriebsanleitung Seite 65

TVR 3710 ..., TVR 5100 ..., TVR 5500 ...
Signal-Chassis – Laufwerksteuerung / Deck-Elektronik (DE)
Signal Chassis – Deck Control / Deck Electronic (DE)
1 2 3 4 5
A
B
GNDM
14V
1903
TMO1
13V
1
TMO1
C
2
NC
TMO2
3
TMO2
D
14V
13V
E
F
5STBY 5STBY
22
5STBY
G 3,2V
IWIND
1904
3456
REEL
REEL
10k
6
+5D
GNDDE
5
GNDM
not used
4
4078
LED
GNDD
H 0E
3
GNDDE GNDM
+14M2
2
7403
3457
PG/FG
PG/FG
BC848B
1k
1
IWIND
3.2V
23 18
2.5V
I
CTL1
CTL1
to/from AL
CTL2
CTL2
to/from AL
J
17
2472
GNDDE
15
3484
10n FTA
1905
GNDDE 10k
3470
TAS
TAS 1k
15
3471
WTR
INIT 10k
2458
14
LED
K
10n
LED
WTL GNDDE
13
WTR
WTR
12
FTA
FG 2415
FTA
11
3472
I/R 100n
RECP
22k
10
WTL
L
WTL
5STBY 2457 5STBY
9
5STBY 10n
8
GNDDE
3473
TAE
TAE 1k
7
2473 5STBY
WTLD
6401
GNDD
10n
6
GNDDE GNDDE 1N4148
M
not used
+14/9
5
3477
CREV
1k2
CREV
4
3476
CAP
CAP 22k
3
FG
FG
2
N
GNDM
1
21 19 20
GNDM GNDM GNDDE
O
...V MEASURED IN PLAYBACK MODE
...V MEASURED IN RECORD MODE
1 2 3 4 5
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
6 7 8 9 10
from TV from TV from TV
+14M2 +14/9M1 +14M1
14.65V 5STBY
14.5V
2430
47u 25V
13.6V
7402 3445
2 7 5.3V
10k
1
8 2.2V
4 5STBY
L2722
GNDM
7402
GNDM
6 3.6V
L2722
3
5 2.8V
3454
82k GNDDE
5,2V
2432
10n
14.3V
7491
BD438
14.3V 3493
1k GNDM
7492
BC848B
0V
7493
DTC124EK GNDDE
BC848B
7490
13.5V
0.6V 0.5V
2450 DECK INTERFACE
2.5V
47u 16V
5,2V
2.5V
1 18
CTL_FB CAP_REV
- AMPLIFIER
- FILTER
- DETECTOR 0.1V
3481 0.11V
2.5V
2 17
CTL_IN/OUT WRITE PO/F_OUT
220E
AMPLIFIER
+ Vref
2.5V -
3 16
VREF CTL_DATA
POWER-ON AND
+
POWER-FAIL
-
DETECTOR
2454 2.1V 4,9V
4 Vref 15
PO/FC COMP1_OUT
33n
GNDDE
3.2V -
5 14
COMP1_IN COMP2_OUT
+
-
6 13
COMP2_IN COMP3_OUT
+
16
+
7 12
COMP3_IN GND
-
GNDDE
2.5V + 2.6V
8 11
COMP4_IN COMP4_OUT
-
5STBY
7411
3490
5.3V 5.3V
9 10
VCC W/R
SAA1310 4k7
GNDDE GNDDE
3487
2M2
3488
100k
3489
100k
6 7 8 9 10
TVR 3710 ..., TVR 5100 ..., TVR 5500 ...
11 12 13 14 15
from TV from TV
5STBY
5DS 5STBY
5,3V 5,3V
5,2V
GNDDE GNDDE
21 64 62
TEST VCC1 VREF
IREC 3442 0V
9
P30
1k2
TMO
3406
LPA 0V
10
1k P31
for LP only
THIO
16
P37 PWM8
SYNC TPG0-10/TPG1-10
17
P64 CAP0
WTLD
15
P36 INT1
GNDDE
PG/FG 2,9V
18
P65 CAP1
TPG0-9/TPG1-9
5STBY
FGD 2,6V
19
P66 CAP2
5,2V TPG0-8/TPG1-8
3439
CKPAL 2V
52
10k P61 AN11
7405
TPG1-0
DTA124EK
IWIND 3440 5V
51
P62
0,1V IPOR 1k AN12
TPG1-1
54
P57 AN07
TPG1-2
TAS 5,2V
55 7410
P56 AN06
GNDDE GNDDE
POR TPG1-3
3438
I/R 1,6V T V C
56
10k P55 AN05
TPG1-4
TAE 5,2V
57
TMP91C642AN
P54 AN04
TPG1-5
2V
58
P53 AN03
TPG1-6
TRIV 3435
59
P52 AN02
1k
2,4V
5DS 5STBY TPG1-7
60
P51 AN01
3436 2,8V
AFC2 61
P50 AN00
10k
for TU2 only
CLKD1
1
P40 SCLK0
3464 3460
LEDD
TPG0-7
220E 1k
CREV 3433 0V
44
P13 TPG0-11/TPG1-11
1k
TPG0-6
CSYNC1
12
P33 C-SYNC
TPG0-5
ENVC
GNDDE 13
P34 EXT
TPG0-4
VISS
DATD1
3
P42 RXD0
TPG0-3
POR
DATD2 22 TPG0-2
2
P41 TXD0
SYNC
TPG0-1
REEL 3,1V
30
PW0
CAP 2,6V TPG0-0
31
PW1
IPOR 5,3V
46
RESET
WTRD
20
SYNC
20
P67 CAP3
WTLD
FTAD 4,9V
7
P46 INT2
5STBY 5STBY
WTRD
14
P35 INT0
3478
ISON
8
10k P47 TI1 SCLK1
FGD
XTAL2 XTAL1 CLK VSS1 VSS2
48 47 45 32 49
W/R
2,1V
2,3V
1400
10MHz
GNDDE GNDDE GNDDE GNDDE
5DS
5DS
5V
4,4V
7406
7408
DTA124EK
7407 BC848B
0,4V 3431 3430
0,7V 0,3V
4k7
BC848B
GNDDE GNDDE
GNDDE GNDDE
Compositesync-Integration
GNDDE
11 12 13 14 15
4 - 49 GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Reference CO .............P 4-43 OHA...........P 4-69
AL ..............P 4-65 DE..............P 4-49 PLSP .........P 4-19
BUPI ..........P 4-68 IO...............P 4-59 PSSP2 .......P 4-37
16 17 18 19 20
TMO
53
AN10 P60
FMSW
50
AN13 P63
3408 VISS
43
P12 1k
5STBY 5STBY 5STBY 5STBY 5STBY 5STBY 5STBY LPA
3402
DO
1k
5,2V 3403 IPAL
42
P11
4k7
3404
41 5,2V IPBV
P10 1k
0V 3441 MTA
40
P20
4k7
3405
5,2V ITRICK
39
P21 1k
3410
VS1
38
P22 100k
for View Select only
3412
VS2
37
P23
100k
5,2V 3414 OS2
36
P24 100k
for SCART Output Select only
3416
OS1
35
P25
100k
0V 3418 RS1
34
P26
100k
3420
0V RS2
33
P27 100k
5STBY 5STBY
ENVC
CSYNC
not used
5,2V W/R
29
TRIV
P07
3434
HSC2
28
P06
3422 HP1
27
P05
12k
CKPAL
26
P04
3423 CROT
25
P03
33k
3424
HSC
24
P02
8k2
0V 3425 FFP
23
P01
6k8
SYNC
22
P00
LEDD
11
P32
3426
5,1V I/E
6
RXD1 P45
10k
3427 LPV
5
TXD1 P44
1k
ISON
3428
5,2V INTSC
4
P43
1k
for NTSCPB only
AFC2
AGND
63
IREC
DATD1
DATD2
IPOR
GNDDE
CLKD1
0E
16 17 18 19 20
TU2............P 4-55 TXT............P 4-58
Tube PCB ...P 4-33 VS..............P 4-61
TV ..............P 4-51
1400 L14
21 22
1903 C 2
1904 G 1
1905 J 1
2400 B14
2401 B16
2403 N22
A 2404 M15
2405 M14
2415 L 5
2427 O15
2428 O15
2429 G 3
2430 B 6
2431 C 5
2432 E 6
2433 E11
B 2450 H 7
2451 I 5
2452 J 5
2453 J 6
2454 J 7
2455 L 7
2456 L10
2457 L 3
2458 K 5
C
FMSW
2470 N 3
to VS
2471 N 3
2472 J 2
2473 M 2
LPA
2490 H11
to AL
2491 F 8
3400 B13
DO
to VS 3401 B14
D
3402 D19
IPAL
3403 D19
to AL
3404 D19
3405 E19
IPBV
to VS 3406 C13
3407 D18
MTA
3408 C19
to AL,TU2
3409 D18
3410 E19
E
ITRICK
3411 D18
to VS
3412 F18
VS1
3413 D17
to IO
3414 F18
3415 D17
VS2
3416 F18
to IO
3417 D17
OS2
3418 G17
F
to IO
3419 D17
3420 G17
OS1
3421 H17
to IO
3422 H18
RS1 3423 I18
to IO 3424 I18
3425 J18
3426 J18
RS2
G 3427 K18
to IO
3428 K18
ENVC 3429 M21
from VS
3430 O16
3431 O15
CSYNC
3432 O13
from VS
3433 H13
TRIV
3434 H18
from VS
3435 G13
H
HSC2 3436 G13
to VS 3437 O13
HP1 3438 F13
to VS 3439 E13
3440 E13
CKPAL
3441 E19
from/to VS
3442 C13
3443 E11
CROT
I
to VS 3444 D11
3445 C10
HSC
3446 B 8
to VS
3447 D 8
3448 D 7
FFP
3449 D 7
to VS
3450 B 7
3451 C 7
3452 A 6
J
3453 D 5
3454 D 6
3455 G 3
I/E 3456 G 3
to TV
3457 H 3
3458 N14
LPV
3459 G12
to VS
3460 H11
K
3461 G11
ISON
3462 G10
to IO
3463 F10
3464 H11
INTSC
to VS,TV 3465 H17
3470 K 3
AFC2
3471 K 3
from TU2
3472 L 3
3473 M 3
L
IREC
3475 M 3
to AL,VS
3476 N 3
3477 M 3
DATD1
3478 K13
from CO
3480 I 6
3429
DATD2
3481 I 7
100E
to CO
3482 I 6
3483 J 6
M
IPOR
3484 J 5
to CO
3485 M 4
3486 M 5
CLKD1
3487 M 8
from CO
3488 M 8
3489 M 8
3490 L10
3491 K11
N 3492 K11
GNDDE
3493 F 7
3494 F 7
3495 F 6
3496 F 6
4078 H 2
5401 A15
6401 M 3
7402 C 6
O
7402 D 6
7403 H 5
7405 E11
7406 N13
7407 O14
7408 O15
7410 F15
7411 L 8
7490 H10
7491 F 6
7492 G 7
21 22 7493 G 6
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