Inhaltsverzeichnis
Werbung
RCD 2000
NF-Platte / AF Board
1k
3
R200
2
1k
1
R201
P200
1k
3
R210
2
1k
1
R211
P210
1k
3
R288
2
1k
1
T287
T288
R287
P280
BC848B
BC848B
P220
1k
1
R
R230
AUX
2
IN
1k
3
L
R231
4
MUTE
1k
R220
7
6
R
1k
TAPE
5
R221
IN
4
C228
L
-
P230
10U/25V
2
1k
10N
0V
7
IC250
LM833
+
1
0V
R254
C252
3
R
+
3
100N
TAPE
-12V
2
4
OUT
C257
0V
5
+
10U/25V
1k
0V
7
LM833
L
1
IC250
+
R255
C253
6
P230
T261
-
100N
8
2K2
+12V
R267
T262
C256
2K2
R268
-
7
10U/25V
1k
0V
IC260
LM833
6
+
1
R
R264
C262
+
100N
LINE
5
OUT
4
C266
+
4
10U/25V
L
1k
7
LM833
IC260
C229
+
0V
P240
R265
C263
7
T294
-
BC848B
C267
8
10N
R
3
100N
2K2
PREAMP
MUTE
2
OUT
R300
2K2
T293
BC848B
R299
L
1
P240
2K2
T291
2K2
R301
0V
T292
R298
1
10U/25V
1k
1k
+
R296
R294
C292
0V
7
C297
1k
1k
100N
+
R297
R295
C293
10U/25V
GRUNDIG Service
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
CD-IN-R
CD-IN-L
AUX-IN-L
NF-L
TAPE-OUT-L
TAPE-IN-L
TUNER-IN-R
TUNER-IN-L
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
AUX-IN-R
TAPE-IN-R
TAPE-OUT-R
NF-R
R-NF
PRE-OUT-R
2.2U/50V
4V5 4V5 4V5
+
C232
15
14
13
25
C300
NF-HF-R
4V5
17
2.2U/50V
C289
NF-HF-L
4V5
7
2.2U/50V
11
10
9
24
4V5 4V5 4V5
PRE-OUT-L
NF-L
2
0V
3
-12V
0V
5
6
+12V
C302
47p
R302
27K
2
0V
R304
-
2
0V
0V
IC290
10K
LM833
3
0V
+
3
100N
-12V
0V
5
4
C296
5
0V
+
0V
6
LM833
IC290
0V
6
-
8
+12V
27K
R303
C303
47p
R305
10K
RCD 2000
C240
+12V
100n
C241
100n
0V
0V
0V
0V
12V
12V
0V
0V
CONTROL
0V
0V
0V
0V
-12V
0V
5V
5V
100n
C242
-12V
22n
R270
+12V
330R
C270
100U/16V
+
C275
C271
R-NF-HP
+
22U/25V
4.7U/50V
4V5
4V5
+
C272
9V
23
26
1
2
5V
IC270
U
I 2 C
28
TDA7313
5V
27
4V5
16
4V5
MUTE
6
22
3
5
4
20
21
18
19
12
8
4V5
4V5
C276
L-NF-HP
4.7U/50V
+12V -12V
R366
R360
120K
10R
C364
R361
27p
10R
R367
0V
120k
-
2
0V
D372
BC848B
IC370
-
C366
LM393D
1
T370
0V6
0V
LL4148
+
IC360
+
LM833
1
3
10U/16V
+
4
+
4
C367
LM833
7
+
5
+
IC360
0V6
0V
D373
T371
10U/16V
7
LM393D
-
BC848B
IC370
0V
LL4148
6
8
-
R368
0V
8
120k
C365
27p
R369
120K
3 - 14
GRUNDIG Service
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
T702
BC858B
MUTE
4K7
IC951
L78M12CDT
R716
IN
OUT
1
3
GND
2
IC930
L78M12CDT
SI930
+12V
OUT
IN
3
1
T400mA-L
GND
2
BR930
~
DF02S
+
-
~
SI931
1
GND
3
2
T400mA-L
-12V
OUT
IN
L7912ACD2T
IC931
R700
-12V
10R
HEADPHONE AMPLIFIER
R701
+12V
10R
C702
56p
R704
27k
8
R702
0V
-
6
R708
2K7
0V
IC700
NJM4556D
R703
7
0V
150R
+
5
1K
4
R711
MUTE
2K2
T701
BC848B
R705
3
+
0V
R710
1K
1
NJM4556D
R709
IC700
0V
150R
2
-
2K2
0V
T700
BC848B
C705
56p
R706
R707
2K7
27k
HP-PLUG-SW
Alle Spannungsangaben sind Näherungswerte
All voltage levels are approximates
+12V
6
+12V
5
4
17V~
3
17V~
2
1
+15V
P930
P700
1
8
7
3
2
P201
A_DATA
1
A_CL
2
A_CE
3
4
HP-MUTE
5
LDC
6
RDC
7
SCL
8
SDA
9
10
11
+5V
12
28.03.00
3 - 15
Werbung
Inhaltsverzeichnis
