Circuits imprimés et schémas électriques / Layout of PCBs and Circuit Diagrams
Etage de traitement du signal – Son Mono / Signal Chassis – Standard Sound (AL)
1
2
3
to DE
Record
Playback
A
B
3622
0.3V
10E
C
0.6V
D
6
F7
MEH2
E
3
4
MEH
GNDAL
MEH1
3
2
1
1900
GNDAL
F
GNDAL
1
GNDAL
ERASE & BIAS OSCILLATOR
F8
CTL1
7
CTL
CTL2
G
6
AEH1
5
AEH
AEH2
4
APH
3
R/P
H
2
GNDAL
ARH
1
1901
I
2651
J
150p
3652
68k
..V MEASURED IN PLAYBACK MODE
..V MEASURED IN RECORD MODE
K
1
2
3
4 - 65
TVR 3710 FR, TVR 5100 FR, TVR 5500 FR
4
5
6
7
3625
12V
33E
7604
0.3V
10V
BC328-40
6,2V
3624
12V
3k3
9.4V
2617
7603
GNDAL
BC817-40
47u
0V
0V
12V
0.1V
8.2V
0.3V
7605
DTC124EK
3618
3617
3608
2618
GNDAL
100k
22k
470E
330p
BIAS
GNDAL
11
GNDAL
2
GNDAL
REC
3600
PLAY
47E
GNDAL
GNDAL
3650
3660
68k
68k
3651
3656
68k
68k
2653
2658
150p
150p
+12A
2660
2657
12V
150p
150p
7608
3,7V
8
2
6
TL072CN
2652
2655
2656
3,7V
1
3,5V
150p
3
150p
150p
5
4
7608
3653
3,6V
3654
3655
3,4V
TL072CN
-6V
68k
68k
68k
-7V
3661
10E
GNDAL
GNDAL
GNDAL
GNDAL
GNDAL
4
5
6
7
Circuits imprimés et schémas électriques / Layout of PCBs and Circuit Diagrams
8
9
10
11
from TV
from DE
+12A
+12A
16V
GNDAL
GNDAL
5V
0,3V
7606
DTC124EK
GNDAL
GNDAL
4.3V
0V
0V
0V
12V
9.1V
4.2V
5,6V
24
23
22
21
20
19
18
17
POWER
REC/EE
EE/PB
MUTE
EP
LP
RIPPLE
MUTE
CTL
CTL
CTL
CTL
CTL
FILTER
7601
LA7282
EE/PB
EP
EP
EQ
REC
1
2
3
4
5
6
7
8
7,1V
0V
0.5V
3.9V
2630
not
GNDAL
used
GNDAL
3603
2604
12k
10n
3604
390k
GNDAL
GNDAL
8
AUDIO
2659
7
3,5V
2u2
50V
GNDAL
8
9
10
11
GRUNDIG Service
4 - 66
Reference
CO .............P 4-43
AL ..............P 4-65
DE..............P 4-49
BUPI ..........P 4-68
IO...............P 4-59
12
13
14
to IO
to TV,TU2
+12A
+12A
7690
BDC02D
12V
6690
6691
-7V
+12A
13,8V
BZX79-C8V2
BZX79-C3V0
6692
1N4148
2691
7,7V
GNDAL
15p
3697
7,7V
390E
GNDAL
GNDAL
0,7V
7692
BC848B
GNDAL
GNDAL
10
1.4V
3.8V
1.5V
3.9V
16
15
14
13
REC
EP
POWER
LP
EE
MUTE
AMP
MUTE
12
BUF
AMP
MUTE
ALC
ALC
DET
PB
REC
EE
9
10
11
12
3.9V
0.6V
3.8V
0V
9
3611
REC
33k
GNDAL
GNDAL
GNDAL
GNDAL
REC*E/E*PLAY
12
13
14
TVR 3710 FR, TVR 5100 FR, TVR 5500 FR
OHA...........P 4-69
TU2............P 4-55
TXT............P 4-58
PLSP .........P 4-19
Tube PCB ...P 4-33
VS..............P 4-61
PSSP2 .......P 4-37
TV ..............P 4-51
15
16
1900 F 2
from TV
1901 H 2
+14M1S
2600 H 6
2601 G10
2602 G10
2604 H11
14,5V
3690
2605 I10
4E7
A
2606 G12
2607 G12
2608 I12
3691
2609 I12
330E
2611 D13
2612 D12
2690
2613 C12
2614 D11
47u
16V
2615 C11
2616 C10
2617 C 7
13,8V
2618 D 4
B
2619 B 5
7691
2620 C 3
BC848B
2621 C 3
2622 F 3
2626 D 7
7,5V
2630 G11
2651 J 3
2652 J 4
2653 I 4
2654 K 5
C
2655 J 6
2656 J 6
2657 J 6
2658 I 6
2659 J 8
GNDAL
2660 J 4
2661 K 4
2662 K 7
2690 B15
2691 B14
D
3600 H 5
3601 H 6
3602 G10
3603 H11
3604 H11
3605 H10
3606 H11
3607 I12
3608 D 7
3610 H13
E
3611 H13
3612 D13
3613 C13
3614 C13
3615 D12
3616 C12
3617 D 6
3618 D 5
3619 C 4
3620 C 3
F
3621 C 8
3622 C 3
3623 C 6
3624 B 7
3625 B 7
3650 I 4
3651 I 4
3652 J 3
3653 J 4
3654 J 6
G
3655 J 6
3656 I 7
from/to IO
3657 K 6
3658 K 4
3659 K 8
3660 I 7
AMLR
3661 K 5
3690 A16
3691 A16
3692 C15
H
AMLP
3694 B14
3695 B13
3696 B13
3697 B15
5601 D12
5602 G 3
5603 E 4
6690 A13
6691 A14
6692 B15
I
6693 C15
6694 C15
7601 E10
7603 C 4
7604 B 6
7605 C 6
7606 D 8
7608 J 5
7608 J 7
7690 A15
J
7691 B15
7692 B14
K
15
16
GRUNDIG Service