Inhaltsverzeichnis
Werbung
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
NF-Teil / AF Part
1
2
3
4
5
AUX
A
AUX SOCKET
TO AF3
TO AUX
1507
1505
51
3593
2573
3601
2
1k
4u7
1
82k
L
1
1
2
a
a
2
a
3
a
a
B
3594
R
2574
3
3
a
1k
4u7
4
a
a
a
52
a
C
2549
TUNER_L
1
4u7
TO TUNER
2
a
2550
to 1124 Tuner
TUNER_R
3
a
4u7
page 4 - 4
4
+12A
D
CD_L
TAPE_L
TO CD/3-CDC
1501
1
+12
2
M
to 1873 CDC Interface
3
+CD
page 4 - 20
CD_R
TAPE_R
4
E
CD_R
5
a
6
CD_L
TO DPL/FK
54
F
1
K_IN_L
3506
2
GND-A
3k3
a'
3
K_IN_R
to 1502 DPL
4
+12V
page 4 - 29
+12A
5
a
K_OUT_R
G
6
GND-A
a
7
K_OUT_L
8
a
H
55
TO TAPE MOTOR
-30V
1
+12
to 1703 Tape Deck
2
page 4 - 15
M
TO ETF2
56
-CMOS
1
-8.2V
I
to 1701 Tape Deck
2
TAPE_L
page 4 - 14
3
TAPE_R
4
+12A
D
D
5
a
REC_L
6
J
REC_R
7
a
a
TO FRONT
1510
1
K
2
NTC
9578
3
HP_SENSE
4
VOCAL_FADER
5
STANDBY
6
AMP_ON
L
to 1401 Front
7
PWR_DWN
page 4 - 7
8
CD_STBY
9
MUTE
10
I2C_DATA
11
I2C_CLK
4576
M
12
D
13
+5.6V
14
-30V
D
4577
15
16
N
D
1
2
3
4
5
Spannungen / Voltages
0051
A 3
0052
C 2
0053
D 2
+CD
5V
0054
F 2
CD_STBY
0V (CD stop)
0055
H 2
0056
I 2
2.3V (CD play)
0057
J21
REF
4.2V
0058
L21
0059
M21
HPREF
6V
0060
A 2
HP_SENSE
4.5V
0061
F 1
0062
E 1
+12, +12A, +12M
12V
0065
H 3
0070
H 2
0071
J18
4 - 25
6
7
8
9
10
3645
1k8
2525
22p
3605
3509
4.2V
4.2V
1k2
a
82k
2501
4
2
a
a
a
a
1
8n2
7507
3507
REF
15k
NJM4560M
3
4.2V
2517
a
470n
2559
100p
a
2597
4.2V
a
a
100n
16
15
14
13
12
11
10
9
8
7
6
5
4
Front
MUTE
VOLUME1
BASS
TREBLE
LOUDN.
LEFT
LEFT
LEFT
SOURCE-SELECTOR
LOGIC-CONTROL
VOLUME1
BASS
TREBLE
LOUDN.
RIGHT
RIGHT
RIGHT
Front
17
18
19
20
21
22
23
24
25
26
27
28
29
2602
4u7
4.2V
a
a
a
a
a
REF
a
a
4.2V
7505
BC847C
+12A
+11.5V
2502
2526
a
8n2
22p
3510
+9.1V
82k
6
2518
7
4.2V
4.2V
470n
7507
5
8
NJM4560M
4.2V
a
a
a
8.5V
3646
REF
a
a
1k8
a
6510
6511
+5.6V
+12
+12M
1N4002
1N4002
4574
aa
a
4506
M
D
+12M'
4527
STBY ON " PLOP KILLER "
a'
a
FOR HEADPHONE
-25V
F2
4.5V
F1
-25V
6
7
8
9
10
1501
D 2
2504
F 8
2521
I 4
2537
C 5
1502
I 1
2505
B 8
2522
I 5
2538
G 5
1505
B 3
2506
F 8
2523
F13
2539
C14
1507
B 1
2507
B 9
2524
E12
2540
F14
1508
E21
2508
G 9
2525
A 7
2541
C16
1510
K 2
2511
B 9
2526
G 7
2542
E16
1512
A 3
2512
G 9
2527
D17
2543
C19
1513
L 1
2513
B10
2528
E17
2544
F19
1516
E21
2514
G 9
2529
E18
2545
B 2
1520
G 4
2515
A18
2531
C17
2546
B 2
1521
K18
2516
A17
2532
F17
2547
D21
1522
J13
2517
B 9
2533
D13
2548
E21
2501
A 8
2518
H 9
2534
H13
2549
C 3
2502
G 8
2519
D16
2535
D14
2550
C 3
2503
B 8
2520
G16
2536
H14
2551
C14
M 37-DC
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
11
12
13
14
15
INCREDIBLE SURROUND
3573
220R
+TR1
+TR1
a
3577
3k3
2591
100n
7553
9.3V
a
4.2V
TEA6321
1.1V
BC847C
3
2
1
3543
7517
47k
Rear
0.6V
2593
220p
a
a
a
VOLUME2
7519
BC847C
4.8V
LEFT
0.6V
2533
3641
2535
3643
5k6
8k2
470n
1n8
2
3549
I C
5k6
a
a
a
+TR1
+TR1
VOLUME2
RIGHT
2592
100n
Vcc
Rear
9.3V
BC847C
30
31
32
3578
1.1V
3544
7518
3k3
47k
4.2V
0.6V
3574
2594
220R
220p
a
a
a
7520
BC847C
+8.5V
4.8V
0.6V
3642
3644
2534
2536
5k6
8k2
470n
1n8
3550
5k6
a
a
a
a
a
I2C_CLK
I2C_DATA
SUB-WOOFER OUT
1522
2635
YKC21-3415
11.3V
T
100u
aa
S
3666
2642
MT
aa
1M
10u
8.5V
7510
3.6V
1k5
7502
3V
3652
3656
BC847C
0V
-0.4V
1k
BC847C
7508
BC817-40
aa
aa
aa
aa
aa
3636
-0.7V
1k
11
12
13
14
15
2552
G14
2583
H10
2602
F 5
2619
H11
2553
H19
2584
H11
2603
G18
2620
E18
2554
H19
2585
I 4
2604
K13
2621
B 4
2557
E20
2587
C 4
2605
K 4
2622
F 7
2558
D20
2588
F 4
2606
L 4
2623
H10
2559
B 6
2589
B 1
2609
D19
2624
L18
2560
G 6
2590
F 7
2610
E19
2625
N 3
2561
B10
2591
B14
2611
C18
2630
K17
2562
G10
2592
F14
2612
F18
2632
L14
2573
B 2
2593
C15
2613
M 4
2634
K17
2574
B 2
2594
G15
2614
N 4
2635
J14
2575
D20
2595
B 7
2615
C16
2636
K16
2580
F 6
2596
H 7
2616
H16
2637
J17
2581
C 7
2597
C 6
2617
E15
2641
H10
2582
F 7
2601
C 6
2618
H15
2642
K14
GRUNDIG Service
4 - 26
16
17
18
19
20
+12A
CD STANDBY SWITCH
6V
7515
10V
3613
HPREF
+CD
3575
BC327-40
+TR1
820R
2R2
5V
+12A
a
a
a
HEADPHONE AMP.
3548
7516
BC847C
2k2
3563
-30V
150k
3557
2611
HPREF
D
D
27k
47p
6V
7514
7512
6V
MUTE
+4.7V
BC857B
+4.7V
BC847C
2
a
4
1
7501
2541
3647
3595
3
3565
3567
+4.0V
100R
2543
5k6
47u
47R
47R
3603
NJM4556AM
+5.4V
47u
1k5
6V
+12M
D
D
a
7503
HPREF
3569
2558
5502
1k
+12M'
22n
2u2
BC817-40
aa
aa
HPREF
2529
2557
aa
aa
22n
3570
22n
2620
1k
3648
7504
2542
5
47u
a
8
BC817-40
100R
1
47u
7
6V
7501
3
6
6V
2
NJM4556AM
3558
3566
3568
2612
2544
HPREF
7
27k
47R
47R
6V
47p
47u
8
3564
150k
9
DP
3530
22k
+5.6V
3604
DP
3529
1k5
4k7
HP_SENSE
DP
a
D
3634
220k
1N4148
6504
+12A
BUFFER AMP
3637
L
22R
2637
R
10p
TO CONNECTOR 1521
1521
AMP_ON
3907
1
+12A
1
5.5V
1M
+12A
11.5V
2
2
SUB_OUT
3
3
12.5V
0.9V
aa
+12M
aa
0.3V
4
4
MUTE
71
TO CONNECTOR 71
+5.6V
aa
aa
D
aa
NTC
CLIPPING
STANDBY
F1
F2
-30V
PWR_DWN
16
17
18
19
20
3501
C 3
3516
H 9
3531
F12
3546
B20
3502
F 3
3517
B 9
3532
E13
3547
B20
3503
C 3
3518
H 9
3533
C13
3548
B21
3504
F 4
3519
B 6
3534
F13
3549
D14
3505
C 4
3520
G 5
3535
C13
3550
H14
3506
F 4
3521
B 6
3536
G13
3551
E15
3507
B 7
3522
H 8
3537
B14
3552
H15
3508
H 7
3523
J 4
3538
E14
3553
B15
3509
A 7
3524
J 5
3539
C14
3554
F15
3510
H 7
3525
K 4
3540
G14
3555
B16
3511
B 8
3526
K 5
3541
C15
3556
H16
3512
G 8
3527
B 8
3542
F15
3557
C17
3513
B 9
3528
G 8
3543
C15
3558
F17
3514
G 9
3529
G18
3544
F15
3559
C 4
3515
B 9
3530
G18
3545
A20
3560
G 5
M 37-DC
3592
N 4
3593
B 1
3594
B 1
3595
C21
3596
C20
21
22
3597
M 4
3598
N 4
3599
M 4
3600
N 4
A
3601
B 4
+5.6V
3602
C 3
3603
D16
3604
G16
3605
A 9
3606
I 9
3611
A18
B
3612
A18
CD_STBY
3613
A17
3614
L 4
3615
K 4
3616
L 5
3617
K 5
+5.6V
3631
H21
C
3632
H20
3633
H21
3586
3634
H20
1k
3635
E18
3579
MUTE
10k
3636
L15
3637
J16
D
3641
D14
D
D
3642
G14
3643
D14
3644
G14
2547
3645
A 8
22n
3646
I 8
aa
3647
C17
2548
3648
E17
E
22n
3652
K14
1516
3654
L13
1508
3655
L17
3656
K15
3657
J16
HP SOCKET
3658
K16
3661
A 7
(Dia. 3.5mm)
F
4
3662
I 7
5
3663
G 4
3664
H 5
6
3666
K15
3667
J15
3668
L15
G
3671
M19
3672
M19
3673
M19
3674
M18
3675
M18
3676
M18
3677
M18
3633
H
3678
N18
220k
3679
N18
3680
N19
3681
N19
3682
N19
3907
K17
4501
A 8
I
4502
H 8
to 1211 Amp
4505
J19
page 4 - 35
4506
L 8
4507
K19
TO POWER
4527
L 8
57
4529
A19
1
4543
B 6
J
4544
G 6
2
aa
4545
B 5
3
4546
I 8
4
4563
L18
11.5V
4574
K 8
5
4576
M 5
6
a
4577
N 5
K
7
4593
J16
4594
J17
8
M
5501
E18
9
5502
D21
5503
F20
10
5504
F20
6501
I 3
L
TO POWER
6502
D18
58
6503
H10
1
6504
I19
6510
K 8
2
6511
K 9
3
7501
C18
7501
F18
4
M
7502
K14
5
7503
D19
6
7504
E19
7505
G10
7
7507
B 6
7507
H 7
to 1215 Amp
7508
K10
page 4 - 35
N
7510
J17
7511
K16
7512
C20
7513
D21
21
22
7514
C20
3561
D17
3576
K 10
7515
A20
3562
E17
3577
B12
7516
B20
3563
B18
3578
F12
7517
C14
3564
F18
3579
D22
7518
F14
7519
D15
3565
C18
3580
G10
7520
G15
3566
F18
3581
D21
7553
C12
3567
C19
3582
H11
9513
J12
3568
F19
3583
H12
3569
D19
3584
C18
9514
J11
3570
E19
3585
D20
9578
K 3
3571
B 2
3586
C21
9590
D18
3572
B 2
3587
K 3
9591
D21
3573
A11
3588
K 3
3574
G10
3589
I 4
3575
A19
3591
M 4
GRUNDIG Service
Werbung
Inhaltsverzeichnis
