PA 6
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
PA 6
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
GRUNDIG Service
GRUNDIG Service
A
A
A
A
A
A
A
A
A
A
BC558_B
T419
BC548_B
T415
ALC IN2
ALC IN1
NONALC IN2
NONALC IN1
IN1
REC
IN2
REC
OUT1
OUT2
PRE
PRE
NONALC
ALC/
REC2
REC1
MUTE
REC.
DET
ALC
TA8135P
IC405
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
A
A
BC548_B
T416
R431
10K
+
C431
100u/25V
F
0u1/10%
C409
+
C433
2u2/100V
D414
1N4148
+5V
B407
R429
10K
R410
22K
F
0u1/10%
C413
R468
22K
R462
22K
R473
3K6
R/P
CR1
P402
1
2
3
4
R447
100K
R469
3K6
R471
3K6
R472
3K6
+
C434
2u2/100V
R475
270
+
4u7/63V
C437
K
C428
220p/5%
K
C426
220p/5%
BC640
T411
R458
4K7
+
C429
100u/25V
+5V
+12V
BC548_B
T421
R459
22K
R461
47K
R464
22K
C
OUT
IN
LM340
IC402
R486
22K
+12V
R465
4K7
+12V
BC548_C
T402
R476
100K
R466
4K7
R489
47K
P403
1
2
BC640
T403
K
C427
220p/5%
R488
47K
BC548_B
T407
K
C425
220p/5%
R433
10K
+
C412
100u/25V
R446
10K
R432
15K
R444
15K
R481
10K
F
0u1/10%
C408
D408
4.3C
D409
BAT42
+
C414
2u2/100V
F
0u1/10%
C415
BC548_C
T417
R463
22K
D411
4.3C
+12V
F
0u1/10%
C405
F
0u1/10%
C411
R478
10K
R479
10K
BC639
T414
+12V
A
+12V
+5V
R430
10K
R426
3K3
R423
3K3
R425
10K
R422
10K
R477
10K
D415
1N4148
D424
1N4148
D417
1N4148
R412
820
D403
1N4148
BC327-25
T404
A
CR
BC548_B
T406
BC548_B
T422
BC548_B
T401
F
0u1/10%
C403
+5V
R427
4K7
+5V
R428
1K
R421
680
R424
680
R414
220K
R413
330K
R415
100K
R416
10K
R405
22K
+5V
SRDY
CLK
SIN
SOUT
RESET
VCC
VSS
VREF
DOLBY/TYPE
XOUT
XIN
M37471-M4-458SP
IC404
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
42
35
36
37
38
39
40
41
P407
1
2
3
4
5
6
+5V
+12V
+5V
PD
+5V
BC548_B
T408
T800mA
SI501
D402
1N4148
R406
47K
R420
33
R404
47K
R401
470
R402
470
R474
2M2
P409
1
2
3
4
5
P406
1
2
3
4
5
6
P412
1
2
+12V
P401
1
2
3
4
5
6
7
8
9
10
11
12
S1001
1
2
3
R417
10K
D412
BAT42
P408
1
2
3
4
5
F
0u1/10%
C407
C
OUT
IN
7805CT
IC401
F
0u1/10%
C402
F
0u1/10%
C419
F
0u1/10%
C406
+
10u/50V
C432
P411
1
2
3
4
R418
10K
D407
1N4004
+
4u7/63V
C436
D406
1N4004
D427
1N4148
D405
1N4004
R483
2K2
D404
1N4004
4K7
R482
+
C401
4700u/25V
R457
47K
R419
10K
D426
1N4148
R452
1K2
R456
10K
R448
4K7
R454
1K
R449
4K7
R485
22K
R453
10K
R451
1K2
R484
22K
R455
1K
D421
1N4148
R403
10K
D418
1N4148
D422
1N4148
D419
1N4148
D428
1N4148
BC548_B
T409
D425
1N4148
BC639
T412
BR412
D413
1N4148
BC327-25
T405
4.00MHz
F401
BC640
T413
BC639
T423
+
C404
0u47/100V
Vcc
TEST
SCL
SDA
Vss
A2
A1
A0
X24C04P
IC403
1
2
3
4
5
6
7
8
21/01/98
MECHANISM
TAPE DRIVE
DRIVER
SOLENOID 1
DRIVER
SOLENOID 2
MOTOR DRIVER
REC-R
R-OUT
REC-L
L-OUT
REC-R
REC-F
CR
TAPE
FF/REW DETECT
PLAY DETECT
P2
P1
REEL-F
REEL-R
AUDIO R
AUDIO L
LMUTE
SRDY
CLK
SIN
SOUT
NR ON/OFF
RMUTE
BIAS-ON
CAPSTAN
MOTOR
P2
P1
IC
IC
HALL
HALL
-
+
B
A
SL_IN
SL_OUT
TRAY
MOTOR
+12V
CASSETTEN-LOGIK-PLATTE
TAPE LOGIC BOARD
DETEKTOR-PLATTE
DETECTOR BOARD
Alle Spannungsangaben sind Näherungswerte
All voltage levels are approximates
7.5V (IN)
7.5V (OUT)
11.0V (STOP)
7.5V (IN)
0V (OUT)
0V (STOP)
0V (IN)
7.5V (OUT)
0V (STOP)
7.5V (IN)
6.8V (OUT)
11.0V (STOP)
6.8V (IN)
7.5V (OUT)
11.0V (STOP)
15V3 ~
20V0
14V9
5V
0V
5V
0V (ON)
5V
0V
12V
0V (Cr)
8V6
0V (Play)
5V (PLAY)
0V
9V3
9V3
2V8
2V8
0V5
0V5
2V8
2V8
2V8
2V8
2V8
0V
Cassetten-Logik-Platte, Detektor-Platte / Tape Logic Board, Detector Board
3 - 12
3 - 11
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