Table of Contents
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Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Chassisplatte – Ablaufsteuerung / Deck-Elektronik (DE)
Family Board – Sequence Control / Deck Electronic (DE)
1
2
3
4
5
+14A
A
+12A
7424
3496
3492
14.4V
BC636
4E7
4E7
13.8V
GNDA
GNDA
B
3493
6404
6403
330E
BZX79-C8V2
BZX79-C3V0
6406
2431
47u
1N4148
16V
C
7V
3474
7V
7420
GNDA
470E
BC848B
0.7V
7421
6.5V
BC848B
0.1V
5.1V
D
GNDA
GNDA
GNDA
1916
TMO1
1
TMO1
E
2
NC
TMO2
3
TMO2
5VA
5VA
to VS
0.1V
+33V
+33V
F
to FV/AF
-28V
-28V
+5D
to FV
+12A
+12A
to IO
5,2V
7461
4,3V
BC848B
DTA124EK
G
3421
7462
0,4V
CSYNC
22k
from VS
1V
LED
GNDD
GNDD
GNDD
H
8SC2
8SC2
from IO
7403
2.45V
BC848B
IWIND
3.2V
TRIV
TRIV
2.45V
I
from VS
CTL1
CTL1
from AF
CTL2
CTL2
from AF
36
42
J
SVHS
3443
GNDD
TAS
3451
TAS
10k
FTA
15
10k
3444
10k
INIT
14
LED
WTR
LED
13
WTR
K
WTR
12
FTA
FTA
11
3445
I/R
FG
2415
RECP
22k
10
100n
44
43
WTL
+5D
9
L
+5D
8
3446
TAE
10k
TAE
FTAD
7
+5D
+5D
+14M1
GNDD
FGD
6
GNDD
+8M2
5
3403
CREV
M
2k2
CREV
4
3448
CAP
CAP
22k
3
FG
FG
2
GNDM1
1
48
47
N
1913
GNDM2
GNDM2
GNDD
46
AGC
3460
AFC
10k
O
.. V MEASURED IN PLAYBACK MODE
P
.. V MEASURED IN RECORD MODE
..
OSCILLOGRAMS
1
2
3
4
5
4 - 21
6
7
8
9
10
+14M1
+5D
+14M1
2407
51
100u
16V
GNDM1
14.5V
7402
2
7
3433
0V
10k
1
8
2.6V
4
L2722
GNDD
GNDM1
GNDM1
+5D
7402
3.6V
6
L2722
3
4V
5
+14M1
3435
82k
GNDD
2409
+5D
10n
3419
7404
1k
BC848B
49
GNDD
2410
47u
2.45V
16V
1
18
CTL_FB
CAP_REV
- AMPLIFIER
- FILTER
- DETECTOR
3455
2.45V
0.1V
2
17
CTL_IN/OUT
WRITE
PO/F_OUT
220E
AMPLIFIER
+
Vref
2.45V
-
3
VREF
CTL_DATA
16
POWER-ON AND
+
POWER-FAIL
-
DETECTOR
2414
2V
0V
4
15
PO/FC
Vref
COMP1_OUT
33n
GNDD
0.1V
-
5
14
COMP1_IN
COMP2_OUT
+
-
6
COMP2_IN
COMP3_OUT
13
+
+
7
12
COMP3_IN
GND
-
GNDD
+
2.5V
2.45V
8
11
COMP4_IN
COMP4_OUT
-
+5D
7411
0V
5.2V
9
10
VCC
W/R
SAA1310
5.2V
GNDD
3471
-28V
GNDD
100k
+5D
+5D
5VA
GNDD
GNDM1
GNDM2
5VA
+33V
GNDD
GNDD
GNDA
To Powersupply NSM1 1509
To ODC 1101
6
7
8
9
10
GRUNDIG Service
GV 411-2
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
11
12
13
14
15
16
+5D
+5D
5401
22u
GNDD
GNDD
GNDD
5.2V
5.2V
5.2V
21
64
62
TEST
VCC1
VREF
VISS
5.1V
9
P30
AN12
10
P31
THIO
5.1V
AN13
16
P37
PWM8
SYNC
TPG0-10/TPG1-10
17
TMO
P64
CAP0
WTRD
15
P36
INT1
PG/FG
2.8V
18
P65
CAP1
TPG0-9/TPG1-9
FGD
2.5V
19
P66
CAP2
TPG0-8/TPG1-8
52
P61
AN11
TPG1-0
53
2.8V
P60
AN10
TPG1-1
2.5V
3485
AGC
54
10k
P57
AN07
4,2V
TPG1-2
3487
TRIA
0V
55
10k
P56
AN06
3,2V
TPG1-3
TRIV
3431
2,5V
T V C
56
10k
P55
AN05
TPG1-4
TAE
5.2V
57
P54
AN04
7410
TPG1-5
I/R
1.5V
58
P53
AN03
TMP91C242AN/OTDP4-1U
TPG1-6
8SC2
0V
59
P52
AN02
TAS
5.1V
TPG1-7
60
P51
AN01
61
P50
AN00
3479
LP
1
4k7
P40
SCLK0
TPG0-7
44
P13
TPG0-11/TPG1-11
TPG0-6
CSYNC1
1,1V
12
P33
C-SYNC
TPG0-5
3432
ENVC
13
47k
P34
EXT
VISS
TPG0-4
3415
IREV
5.1V
3
10k
P42
RXD0
0V
TPG0-3
POR
2418
3417
IRAF
5,2V
TPG0-2
2
50
P41
TXD0
GNDD
100k
10n
SYNC
TPG0-1
REEL
3,1V
30
PW0
FTAD
CAP
2,7V
TPG0-0
31
PW1
IPOR
5.1V
46
WTRD
RESET
RXD1
SYNC
20
P67
CAP3
TXD1
7
+5D
P46
INT2
14
P35
INT0
CREV
8
FGD
P47
TI1
SCLK1
XTAL2
XTAL1
CLK
VSS1
VSS2
AGND
3458
W/R
48
47
45
32
49
63
4k7
2,3V
2,3V
+5D
5.2V
1401
7405
0.1V
10MHz
DTA124EK
GNDD
GNDD
GNDD
IPOR
5.1V
GNDD
GNDD
GNDD
+5D
+14A
+14M1
-28V
GNDM1
GNDD
+5D
+14M1
GNDA
41
To OHA 1930
11
12
13
14
15
16
4 - 22
17
18
19
20
21
GNDA
3420
2,2V
ARLI
51
P62
10k
3428
2,2V
ALLI
50
P63
10k
3483
5.1V
ITRICK
43
P12
10k
3427
0V
HSC2
42
P11
22k
TMO
0V
41
IREV
P10
3416
5.1V
DO
40
P20
10k
3498
5,2V
IPBV
39
P21
1k
0,2V
+5D
38
P22
37
P23
2,6V
36
P24
2,3V
0,6V
0V
FTAD
35
P25
0V
34
P26
GNDD
0.3V
33
P27
+5D
+5D
+5D
+5D
+5D
TRIA
IRAF
0V
3425
29
P07
10k
0V
W/R
28
P06
3426
0V
FFP
27
P05
6k8
3459
HP1
26
P04
12k
3430
0V
HSC
25
P03
8k2
3418
CROT
24
P02
1k
3481
HP2
23
P01
1k
SYNC
22
P00
ENVC
5V
3409
IWIND
11
P32
1k
DATD1
6
P45
LP
5
P44
SDA
SCL
5.1V
CLKD1
4
P43
+5D
GNDD
ST24C02CB1
GNDD
GNDD
GNDD
GNDD
17
18
19
20
21
GV 411-2
22
23
1400 O 9
1401 L15
1402 M 6
A
1912 P 4
1913 N 2
1914 P 8
1915 P15
1916 E 2
2402 B13
2403 B14
2404 H 9
2405 M15
2406 M14
B
2407 C 6
2408 D 5
2409 G 6
2410 H 7
2411 I 5
2412 J 5
2413 J 6
ARLI
2414 J 7
from AF
2415 L 5
C
2416 L11
ALLI
from AF
2417 L 7
2418 I11
ITRICK
2419 N 3
to VS
2420 N 2
2421 B16
2422 A 4
2423 B16
D
2424 M20
2425 A 4
HSC2
2431 B 2
to VS
2461 G 2
3400 C 7
IREV
3401 M13
to VS
3403 M 3
DO
3404 B14
to VS
E
3405 F21
IPBV
3406 F21
to VS
3407 F22
3408 D 8
3409 J18
12V
3410 F 8
0V
3407
3411 G 8
IEO
3412 G10
10k
3413 H19
to AF
F
7406
3414 H19
BC848B
3415 I13
3416 E18
3417 I13
3418 I18
3419 G10
3420 C18
3421 G 2
G
3422 H18
3423 K17
3424 H18
3425 H18
TRIA
3426 H18
from AF
3427 D18
3428 C18
IRAF
3429 H17
to AF
H
3430 I18
3431 F13
3432 I13
3433 D 7
FFP
3434 E 7
to VS
3435 F 6
3436 F 7
HP1
3437 E 7
to VS
3438 D 7
I
HSC
3439 C 7
to VS
3440 E 5
3441 O14
CROT
3442 O15
to VS
3443 J 3
HP2
3444 J 3
to AF
3445 K 3
3446 L 3
J
3447 M 3
ENVC
3448 M 3
from VS
3449 L 5
3450 L 6
3451 J 5
3452 J 6
LP
3453 I 6
to VS
3454 I 6
3455 I 7
K
SDA
3457 K11
to VS/FV/IO
3458 L11
3459 I20
SCL
3460 O 3
to VS/FV/IO
3461 L21
3462 L22
3463 G 3
3471 M 9
L
3474 C 3
3479 H13
3481 J18
3483 C18
3484 B 6
3485 E13
EEPROM
3487 F13
3488 N14
24C04 for Gemstar only
3489 M 3
M
3490 D 2
3491 C 3
3492 A 2
3493 B 2
3494 C 4
3495 C 5
GNDD
3496 A 2
3498 E18
N
5401 A15
6401 K17
6403 B 4
6404 B 4
6406 B 3
6407 D 2
6408 D 3
7402 D 6
7402 F 6
O
7403 H 5
7404 H 8
7405 L13
7406 F21
7410 F15
7411 L 8
7412 M21
7420 C 2
7421 C 4
P
7424 A 3
OFB3 (...62720)
7461 G 2
7462 G 3
DE
22
23
GRUNDIG Service
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