Inhaltsverzeichnis
Werbung
M 7-C / M 17-C / M 27-C
Schaltplan Cassettenteil / Circuit Diagram Tape Part
Teil 2 / Part 2
1
2
3
4
5
A
SELECTOR IC
B
S3b
12
11
(1701)
S4b
REC-L
S2b
T179
C
S1b
3736
14
15
0V
18k
PLAY BACK
DECK A
1730
S0b
T169
3704
16
0V
220
3
L
T168
2
D
HEF4952BT
7710
R
A
T167
1
(1701)
REC-R
A
1711
1
13
T178
TEST
E
2
3703
CONNECTOR
0V
220
1
3
S0a
3735
4
0V
REC/PB
18k
3
2
DECK B
S1a
1720
T166
F
1
S2a
L
T165
S4a
2
A
T164
3701
0V
220
3
5
6
S3a
R
T163
12
4
HEF4952BT
7710
T162
G
5
V
4
BIAS
HEF4952BT
EE
13
V
6
DD
7710
8
V
SS
Erase
BIAS
Head
A
SYMM.
A
A
A
S
S
S
S
S
2
1
0
0
1
2
3
4
STOP
0
0
0
1
1
3785
100k
Pb deck A
0
0
1
1
1
H
Pb deck B
0
1
0
1
1
0
1
1
1
1
1
REC (line in)
1
0
0
1
1
1
Dubbing
1
0
1
1
7785
7786
1
1
0
1
1
A
J111
J111
1
1
1
1
5702
A
A
A
S
S
S
S
S
2
1
0
0
1
2
3
4
2u2
I
10 9
7
3783
A
A
(7750)
1A0
4k7
3781
1A1
(7750)
4M7
-C
-9V
6775
6774
J
1N4148
A
1N4148
7784
REC
3787
6773
2786
3780
3779
BC856B
1M
(1702)
1M
330k
100p
1N4148
-19V
2741
K
4n7
A
A
P
A
+12V
3762
T188
3761
820
10k
L
P
11.8V
7783
7782
BC848C
16
BC558C
11.2V
5.0V
3770
3771
BIAS
1k5
1k2
M
BIAS
5701
P
2.3V
LEVEL
T195
3
4
+12V
2782
2
5
P
7781
4n7
BC848C
A
5.0V
6776
3777
3776
2783
1
6
150R
6k8
1N4148
MT
100n
0.3V
N
T161
7780
BC848C
P
P
P
P
P
P
A
14.6.96
1
2
3
4
5
GRUNDIG Service
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
6
7
8
9
10
REC.EQUALISATION
3726
0V
MUTE
220k
16
S0b
2724
0V
180p
14
S1b
15
A
S2b
3722
2720
2718
A
5k6
S4b
18n
2n2
2728
3720
0V
0V
8k2
3k9
680p
12
11
0V
S3b
3718
3724
HEF4952BT
7730
12k
LEFT CHANNEL
2765
PLAY BACK
1
7720
3706
0V
0V
2
A
10
A
9.8V
220
47u
EQUALISATION
9
3714
15
2714
13
4.8V
AN7318S
2k2
10u
14
3708
1
11
100
ALC
3728
1.2V
A
16
5k6
A
2738
3764
0V
+12V
9.8V
3730
470
3712
22n
2k7
T189
180k
2734
3732
A
5k6
470p
REC/Pb-AMPLIFIER
A
A
7787
3765
T177
2762
BC848C
39k
3760
2u2
A
47k
2A2
1
(7750)
A
7720
3705
2
A
A
A
ALC DELAY
0V
0V
7
0V
A
220
8
2
2713
3713
RIGHT CHANNEL
4.8V
4
AN7318S
2k2
3
10u
3707
5
6
100
ALC
1.2V
1.8V
12
0V
3727
A
5k6
3763
7.3V
0V
180k
2737
A
3729
2k7
22n
-C
3711
180k
3731
-9V
5k6
2733
8.0V
+C
470p
A
A
A
3717
2727
3k9
680p
HEF4952BT
7730
0V
S3a
3723
5
6
3719
2717
12k
8k2
0V
2n2
STOP
3721
S4a
2719
5k6
REC
18n
S2a
HS Chrome
Pb Chrome
Pb Ferro
S1a
3
2
0V
S0a
3725
1
0V
A
220k
-C
4
V
-9V
HEF4952BT
EE
V
13
+C
DD
A
7730
8
V
8.0V
SS
+C
A
A
A
A
S
S
S
S
S
2
1
0
0
1
2
3
4
To 7710
0
0
0
1
1
7730
NS Ferro
0
0
1
1
1
7740
A
HS Ferro
0
1
0
1
1
7760
REC MUTE
0
1
1
1
1
1
REC MUTE
1
0
0
1
1
NS Chrome
1
0
1
1
1
HS Chrome
1
1
0
1
1
REC MUTE
1
1
1
1
A
A
A
S
S
S
S
S
2
1
0
0
1
2
3
4
10
9
7
3A0
(7750)
3790
T170
(7750)
3A1
47k
(7750)
CR
3A2
7788
P
(1702)
BC848C
3786
T187
2k2
REC
(1702)
6
7
8
9
10
M 7-C / M 17-C / M 27-C
11
12
13
14
15
3668
47k
HEF4952BT
7760
S3b
T172
12
11
S4b
HEF4952BT
7740
S2b
+
S3b
12
11
S1b
0V
0V
14
15
S4b
L_OUT
S0b
S2b
16
2730
27n
S1b
14
15
0V
4640
0V
S0b
16
0V
HEF4952BT
7760
S3a
5
6
T171
HEF4952BT
7740
S4a
R_OUT
S2a
S3a
+
5
6
0V
0V
S1a
S4a
3
2
S2a
2729
S0a
1
27n
S1a
0V
3
2
0V
4639
S0a
0V
1
3667
-C
47k
-9V
4
V
HEF4952BT
EE
V
13
+C
7760
DD
-C
8
V
8.0V
SS
-9V
4
V
A
EE
HEF4952BT
A
A
A
S
S
S
S
S
13
2
1
0
0
1
2
3
4
V
+C
7740
DD
o/p mute
0
0
0
1
1
8.0V
V
8
SS
o/p mute
0
0
1
1
1
A
0
1
0
1
1
A
A
A
S
S
S
S
S
0
1
1
1
1
1
2
1
0
0
1
2
3
4
0
0
0
1
1
Pb deckB
1
0
0
1
1
0
0
1
1
1
1
0
1
1
1
0
1
0
1
1
1
1
0
1
1
0
1
1
1
1
1
1
1
1
1
1
0
0
1
1
A
A
A
S
S
S
S
S
2
1
0
0
1
2
3
4
1
0
1
1
1
1
1
0
1
1
10
9
7
1A0
1
1
1
1
A
A
A
A
S
S
S
S
S
2
1
0
0
1
2
3
4
2A2
10
9
7
2A0
(7750)
(7750)
2A1
2A2
(7750)
2A0
2A1
2A2
1A1
3A2
3A1
3A0
1A0
11
12
13
14
15
3 - 21
GRUNDIG Service
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
16
17
18
19
20
3666
3664
3662
82k
180k
470k
3660
2646
2642
Vref
33k
10p
4u7
6.1V
7640
6.2V
REC-LEVEL-L
1
NJM4560
6
2
2648
7
3658
5
4u7
6.1V
1k
4
6.2V
A
3632
2632
47k
47n
3636
3642
3634
3640
20k
3k3
20k
3k3
3638
3644
1A1
1A0
7634
7632
47k
47k
BC848C
BC848C
(7750)
(7750)
14
A
A
DECK-B L PB-LEVEL
DECK-A/DCC L PB-LEVEL
Vref
6.1V
(7750)
2A2
A
A
A
1
6
T183
3652
6.1V
1k
3
4
16
15
14
13
12
11
10
5632
Vref
CXA1101M
6.1V
7630
1
6
2
4
5
6
7
1
3
3651
1k
3
4
T182
5631
+12V
T192
3694
A
10R
3631
2631
47k
A
T174
A
47n
3635
3641
3633
3639
DOLBY
A
20k
3k3
20k
3k3
(1706)
Vref
6.1V
3637
3643
7633
1A1
7631
1A0
BC848C
47k
BC848C
47k
To:3655
3660
(7750)
(7750)
3656
5631
A
A
3659
5632
DECK-B R PB-LEVEL
DECK-A/DCC R PB-LEVEL
15
3695
3693
+12V
T193
68R
68R
3659
2641
Vref
6.2V
7640 8
33k
1
REC-LEVEL-R
NJM4560
4u7
2
2
6.1V
A
2647
1
3657
6.1V
3
4u7
1k
6.2V
2645
10p
3665
3663
3661
82k
180k
470k
-C
To 7710 7730
3768
10
7740 7760
10k
3746
T173
3781
-9V
T181
4k7
3745
4k7
T180
T175
To: 3693
3764
6770
+12V
11
3694
3778
3762
3789
A
A
A
To 3736
To 3735
T184
P
T185
T186
P
7750
To 3779
P
6774
HEF4094BT
3786
+12V
To 3790
T194
3767
330R
To 3690
5.1V
P
P
16
17
18
19
20
21
1701 K21
3643 H18
3788 J 4
1702 M20
3644 C18
3789 N 5
1705 A12
3645 G16
3790 M 6
1706 M21
3646 D16
4593 F12
1711 E 1
3647 G16
4637 E14
A
1720 F 1
3648 E16
4638 B14
1730 D 1
3649 G17
4639 G14
2631 H19
3650 D17
4640 D14
6.1V
Vref
2632 B19
3651 G18
4643 B 9
2633 F16
3652 E18
4644 A 6
2634 C16
3655 J21
4799 K 6
2635 G17
3656 B21
5631 G17
2636 D17
3657 J19
5632 E17
B
2637 G20
3658 B18
5701 M 1
2638 D20
3659 I19
5702 I 3
2639 J18
3660 A19
5703 J 2
2640 B18
3661 K18
6760 N18
2641 I18
3662 A18
6770 L 2
2642 A18
3663 K17
6771 L 2
2643 J17
3664 A17
6772 K 1
C
2644 A17
3665 K17
6773 J 2
2645 J17
3666 A17
6774 J 3
2646 A17
3667 G14
6775 J 4
2647 J16
3668 A14
6776 N 4
2648 B16
3690 H19
6777 L 4
2691 G20
3691 D20
7630 F18
D
2692 G19
3692 D19
7631 H17
2693 G18
3693 I18
7632 C17
2694 I16
3694 G18
7633 H16
2695 G20
3695 I17
7634 C16
2696 D20
3701 F 2
7640 A17
2701 E 3
3702 E 2
7640 J17
9
2702 D 3
3703 E 3
7710 D 5
E
2703 E 4
3704 D 3
7710 G 4
2704 D 4
3705 E 6
7710 G 5
2705 E 4
3706 C 6
7720 C 7
2706 D 4
3707 F 6
7720 E 7
2707 E 5
3708 D 6
7730 B 7
2708 D 5
3709 H 6
7730 H 7
F
2709 F 7
3710 E 6
7730 K 7
2710 D 7
3711 G 8
7740 C12
2711 F 8
3712 D 8
7740 E12
2712 D 8
3713 F 9
7740 H11
2713 F 9
3714 C 9
7750 N17
8
2714 C 9
3715 F 9
7760 B14
2715 G 6
3716 D10
7760 E14
G
2716 E 6
3717 H 9
7760 H13
2717 I 9
3718 B 9
7780 N 5
2718 B 9
3719 I 8
7781 N 3
2719 I 8
3720 B 8
7782 L 2
2720 B 8
3721 I 8
7783 L 3
2721 J 6
3722 B 9
7784 J 2
H
2722 A 6
3723 I 6
7785 I 2
2723 J 5
3724 B 6
7786 I 3
2724 A 6
3725 J 6
7787 E 9
2725 K 5
3726 A 6
7788 N 6
2726 A 5
3727 F10
9712 N20
2727 H 6
3728 D10
9731 D12
2728 B 6
3729 G10
9792 A10
I
2729 F11
3730 D10
9793 J10
2730 D11
3731 G10
9797 G 9
2731 E12
3732 D10
T161 N 1
2732 C12
3733 F 4
T162 G 2
2733 G 8
3734 D 3
T163 G 2
2734 D 8
3735 E 3
T164 F 2
J
2735 H 6
3736 C 3
T165 F 2
2737 G 9
3743 L17
T166 F 2
2738 D 9
3744 L18
T167 D 2
2740 J 2
3745 L17
T168 D 2
2741 K 4
3746 K17
T169 D 2
Vref
to 56 AF
2752 K 4
3760 E 9
T170 M 6
page 3 - 35
2760 L 5
3761 L 5
T171 E12
K
1701
2761 D 7
3762 L 3
T172 B12
2762 E 8
3763 F 7
T173 K18
1
-CMOS
2763 E 8
3764 D 7
T174 H21
2
TAPE-L
2765 C 8
3765 E 8
T175 L18
3
TAPE-R
2767 N18
3766 E 9
T176 H19
2780 N 4
3767 N19
T177 E 9
4
+12V
L
2781 N 3
3768 K20
T178 E 3
5
GND A
2782 N 3
3769 M 5
T179 C 2
6
REC-L
2783 N 1
3770 M 2
T180 L21
2784 N 1
3771 M 3
T181 K21
7
REC-R
2785 N 2
3772 M 4
T182 G20
1706
2786 J 1
3773 L 4
T183 E20
2787 K 3
3774 L 4
T184 M20
1
STROBE
M
2788 M18
3775 N 3
T185 M20
2
DATA
3631 H16
3776 N 3
T186 M20
3
CLK
3632 B16
3777 N 2
T187 N 6
3633 H17
3778 L 2
T188 L 3
4
GND P
3634 C17
3779 J 3
T189 D 7
5
REC
3635 H16
3780 J 2
T190 A12
6
3636 C17
3781 J 2
T191 B12
CRO2
3637 H17
3782 I 1
T192 G19
7
DOLBY
N
3638 C17
3783 I 1
T193 I17
to 22 Front
3639 H18
3784 H 2
T194 N18
page 3 - 14
3640 C18
3785 H 2
T195 M 4
3641 H18
3786 N 6
3642 C18
3787 J 4
21
3 - 22
Werbung
Inhaltsverzeichnis
