Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
4 - 14
GRUNDIG Service-Technik
4 - 14
GRUNDIG Service-Technik
Chassisplatte – Standardton / Family Board – Standard Sound (AL)
33
34
0V
0V
4.8V
12V
0.3V
0V
5.3V
0V
0.6V
0V
0.7V
12V
10.5V
12V
9.8V
12V
9.8V
10.5V
12V
0V
10.4V
0V
0.1V
0.1V
0.6V
0.1V
10.4V
4.3V
1.4V
9.1V
12V
0.1V
0V
3.8V
3.7V
0.5V
3.8V
3.8V
3.6V
0.5V
0.1V
..V MEASURED IN RECORD MODE
..V MEASURED IN PLAYBACK MODE
1.5V
4.2V
..O OSCILLOGRAMS
Audio linear 9314
A.N. 9318
only for
Longplay
only for
Longplay
35
36
37
38
31
32
ERASE & BIAS OSCILLATOR
F8
F7
to Deck L8
to Deck L3
to VSIO
MEH2
MEH1
ARH
APH
AEH2
AEH1
CTL2
CTL1
to DE
BIAS
PB-LEVEL
to DE
to VSIO
7607 A 7
7606 C 8
7605 C 7
7604 B 6
7603 B 4
7602 E 7
7601 E10
5603 E 4
5602 G 3
5601 D12
3628 C 7
3627 A 8
3626 A 8
3625 B 8
3624 B 8
3623 C 7
3622 C 7
3621 C 8
3620 B 4
3619 C 4
3618 C 5
3617 C 6
3616 C12
3615 D12
3614 B13
3613 C13
3612 C13
3611 G14
3610 G14
3609 D 8
3608 D 8
3607 H13
3606 H11
3605 H11
3604 H11
3603 G11
3602 F10
3601 H 6
3600 G 5
2623 A 7
2622 E 3
2621 B 3
2620 C 4
2619 B 5
2618 C 4
2617 B 8
2616 C11
2615 C11
2614 D11
2613 B12
2612 C12
2611 D13
2610 G13
2609 H12
2608 H12
2607 G13
2606 G12
2605 H11
2604 G11
2603 G10
2602 G10
2601 G10
2600 H 6
162 E 2
161 H 2
4
5
1
6
7
8
9
10
11
12
13
14
15
16
2
3
H
G
F
K
E
D
C
B
A
J
I
H
G
F
K
E
D
C
B
A
J
I
4
5
1
6
7
8
9
10
11
12
13
14
15
16
2
3
2613
10n
100n
2607
100n
2606
1n5
2601
33n
2622
330p
2618
47n
2620
1n
2600
1n
2621
22n
2612
2610
100n
2602
2608
10n
2604
1n
2603
10n
2623
10k
3628
3k3
3627
47E
3626
33E
3625
3k3
3624
10k
3623
47k
3622
22k
3621
18k
3612
330E
3602
47k
3620
1E5
3619
56k
3601
22k
3617
33k
3611
47E
3600
100k
3609
1k
3616
470E
3615
15k
3614
12k
3610
9k1
3613
47k
3608
1M
3607
12k
3603
100E
3605
390k
3604
7607
BC328-40
7604
BC328-40
47u
2617
47u
2615
47u
2616
1u
2614
47u
2609
47u
2605
47u
261
1
47u
2619
161
1
2
3
4
5
6
7
BC848B
7605
BC848B
7606
BC848B
7602
+12A
+12A
7601
10
11
12
13
14
15
16
17
18
19
1
20
21
22
23
24
2
3
4
5
6
7
8
9
LA7282
EE/PB
PB
REC
EE
AMP
ALC
EP
LP
MUTE
MUTE
REC
EE
ALC
DET
POWER
MUTE
BUF
REC
EE/PB
CTL
MUTE
CTL
CTL
EP
EP
REC/EE
CTL
LP
EP
RIPPLE
FILTER
CTL
EQ
POWER
MUTE
AMP
CTL2
CTL1
IPALAL
MTA
LP
AMLP
IREC
REV
AMLR
330uH
5602
162
1
2
3
MEH
AEH
100k
3618
10k
3606
5603
1
2
3
4
6
audcoil
BC337-40
7603
CTL
R/P
10mH
5601
www.freeservicemanuals.info
It`s Free