Inhaltsverzeichnis
Werbung
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
Schaltbild Netzteil und Endstufe M 18-C / Circuit Diagram Power Supply and Power Amplifier M 18-C
1
2
3
4
5
A
B
C
TRANSFORMER
5280
8
1
150°C
T.F.
9
0V
D
2
10
120V
11
3
1.0A
12
0V
2
5202
2
1
4
13
E
1
4
3
10V
14
1201
5
15
120V
6
16
F
17
7
G
H
I
J
K
L
M
1
2
3
4
5
Bauteile X
Y
1224
D
23
2240
E
10
2263
Components
1231
F
7
2241
C
13
2264
1237
A
22
2242
C
14
2265
1290
G 23
2243
G 11
2266
12
C
8
2220
A
9
2245
E
11
2267
13
F
8
2221
A
10
2246
F
12
2271
14
C
6
2222
B
10
2247
E
14
2272
1201
E
1
2224
B
11
2248
E
14
2273
1202
D
3
2225
B
11
2249
J
14
2274
1205
E
1
2230
C
9
2250
J
14
2281
1206
C
6
2231
C
10
2251
H
10
2282
1208
F
6
2232
D
11
2252
G 16
2283
1210
C
7
2233
D
11
2253
F
14
2284
1211
D
6
2234
B
14
2254
H
10
2285
1212
E
6
2235
A
16
2261
I
9
2286
1222
L
11
2239
H
22
2262
I
10
2287
1223
D
22
4 - 57
M 18-C ... M 48-DC
6
7
8
9
10
2221
1
2
100n
3
D3SBA20
6220
4
1
2
A
2222
1
100n
1210
14
12
1206
1
1
PA
5A
2
2
1211
3
3
PA
1.0A
4
4
5
5
1212
+12V/
1220
6
6
+5V6
3204
a
2240
1E
7
7
100n
8
-30V
8
9
9
FTD
10
10
V
d
D
B
D
D
d
d
6
7
8
9
10
J
10
2288
G 22
3216
H
12
3256
D
13
2289
E
22
3217
H
12
3258
E
23
2290
G 22
3231
A
16
3260
G 23
2291
F
19
3241
D
13
3261
G 19
2292
F
19
3242
E
12
3262
F
18
2293
H
19
3243
E
12
3263
G 17
2295
H
19
3244
E
12
3264
F
18
2296
G 19
3245
E
11
3265
G 18
2297
F
19
3246
F
11
3266
F
19
2298
G 19
3247
F
12
3267
G 18
3201
F
1
3248
E
13
3268
F
21
3204
E
6
3249
E
14
3269
G 21
3211
F
15
3250
F
14
3270
E
21
3212
F
15
3251
F
9
3271
G 21
3214
G 15
3252
F
10
3272
F
22
3215
G 15
3255
F
13
3276
GRUNDIG Service
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
11
12
13
14
15
+A
*
2
A
A a
7241
BD437
+10.8V
C
E
B
M
D
D
7242
BD242BF
+12M
E
C
B
to pin 7 of 1223
7232
B
3247
6243
+5V6
E
4k7
3211
1N4148
B
7244
1K
BC558B
C
2246
C
B
D
E
1n
B
B
B
7243
B
7245
TBC548B
BC558B
C
E
3214
C
B
7246
2k2
B
BC548B
E
B
D
B
D
C
3216
7248
B
A
M
2k2
TBC548B
E
B
D
D
-32V4
7261
7247
BF423
BD241BF
+5V6
C
E
C
E
to pin 9 of 1223
B
B
3211
D
+5V
d
D
D
d
d
To 59 AF
page 4-46
11
12
13
14
15
G 13
3277
H
18
5202
E
2
6252
F
10
F
15
3281
F
17
5280
C
5
6253
H
10
G 15
3282
G 17
6220
A
10
6261
I
9
I
10
3283
F
17
6231
C
10
6262
J
11
J
11
3284
G 17
6232
C
10
6263
K
11
J
11
3287
F
18
6233
C
10
6265
J
12
K
12
3288
G 18
6234
C
10
6271
H
18
K
9
3289
F
18
6235
B
15
6272
I
18
K
9
3290
G 18
6241
E
10
6273
D
13
I
13
3293
E
21
6242
E
11
7231
A
15
J
13
3294
G 21
6243
F
13
7232
A
16
J
13
3295
F
22
6244
F
13
7233
B
16
J
13
3296
G 22
6245
E
13
7241
C
13
E
21
3297
E
22
6247
J
15
7242
D
12
G 21
3298
G 22
6248
J
13
7243
G 12
E
19
3299
J
13
6251
F
9
7244
F
13
4 - 58
16
17
18
19
20
7291
AN7164
2291
6
_______
7
STDBY
1u/50V
a
5
8
47u/25V
+
3281
3287
a
a
4
9
-
2K7
2k7
77E
2273
B
3
30k
10
+
a
a
a
2
11
a
a
a
-
77E
3282
3288
2274
30k
1
12
2K7
2k7
RIPPLE
47u/25V
B
a
a
a
a
a
a
A
+A
* For provision only
a
A
DC at the pin of AN7164 @230Vac
pin
1
2
3
4
5
6
7
8
(volts) 24
1.20
-
1.20
-
6.3
22.5
13.2
STD_BY
H
Z
AMP_ON
SET ON
SET ON
H
VCD OFF
VCD ON
L
16
17
18
19
20
7245
G 15
9216
M
9
7246
G 14
9217
M
9
7247
I
13
9244
D
14
7248
H
12
9269
I
22
7261
I
11
9281
F
17
7291
E
20
9282
G 17
9201
E
2
9202
D
2
9205
D
1
9207
E
4
9208
E
4
9211
D
3
9212
E
3
9213
M
9
9214
M
9
9215
M
9
M 18-C ... M 48-DC
21
22
23
A
9
+5V6
+5V6
B
8
M
D
7
+12M
6
B
B
5
+12A
4
AMP_ON
AMP_ON
C
3
R
2
a
1
a
L
1223
To 57 AF
D
page 4-46
+A
E
A
A
A
2287
2200u/16V
2283
A
1
F
220u/25V
A
2
3
A
A
2200u/16V
4
2288
2 X 3 OHM
2284
1290
220u/25V
G
A
A
+A
+A
A
A
H
2239
470p
9269
B
I
HEATSINK
J
9
10
11
12
-
13.2
22.5
25.4
K
L
L
SET GOES
STD_BY
M
21
22
23
GRUNDIG Service
Quicklinks ausblenden:
Werbung
Inhaltsverzeichnis
