Grundig ST 55 - 750 User Manual
Servicearbeiten nach Bausteinwechsel: siehe Abgleich Seite 3-1 (4., 5.)
Servicing work after replacing the module: see alignment page 3-3 (4., 5.)
Servicing work after replacing the module: see alignment page 3-3 (4., 5.)
ZF-Verstärker / IF Amplifier 29504-162.57
270
CR2246
M
M
BB419
CD2243
M
STL
STL
STL
ENA
ZF
M
STL
F
0,22u
C2246
BB619
CD2248
BA582
CD2218
L2201
15u
M
8
1
3
7
-715
F2247
56p
CC2249
2,7p
CC2247
56p
CC2248
M
M
4,7k
CR2218
470k
CR2289
CR2282
470k
CR2287
10k
180k
CR2295
CR2284
470k
4,7k
CR2221
CR2279
**
CR2285
**
STL
M
12k
CR2234
M
1n
CC2233
4,7k
CR2233
M
BA582
CD2217
M
M
680
CR2232
1,5p
CC2238
8
1
3
7
-705
F2235
M
BB419
CD2237
100k
CR2247
M
M
M
47k
CR2216
1n
CC2216
15k
CR2213
10k
CR2256
47k
CR2217
47k
CR2222
22k
CR2223
0,1u
CC2224
BF660
CT2235
BC858
CT2216
M
M
M
M
CT2207
22k
CR2209
BC848
CT2210
M
BC848
CT2225
330k
CR2252
M
FM
TUNER-AGC
AGC
PLL
AFC
VCO
AM
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
1
2
3
4
5
6
7
8
TDA9815
IC2230
-
-
ZF
ZF
100k
CR2248
+G
SDA
SCL
+12V
100k
CR2249
470k
CR2253
BC858
CT2213
10k
CR2303
STL
560k
CR2251
M
10k
CR2230
M
M
M
LS4148
CD2316
8,2p
CC2262
F
0,22u
C2253
INTER-
CARRIER
0,1u
CC2256
0,1u
CC2292
M
100k
CR2298
100k
CR2299
STL
BB619
CD2240
STL
BB419
CD2238
M
STL
M
FBAS
U
U
RV
100k
CR2296
75k
CR2297
M
STL
STL
680
CR2262
47k
CR2318
STL
3k
CR2261
BB419
CD2239
M
AUDIO
M
LL4148
CD2274
6
7
8
1
2
3
4
F2260
-632
**
CR2266
47n
CC2230
3,6k
CR2263
STL
1n
CC2261
CR2283
22k
220p
CC2272
M
BB419
CD2244
270p
CC2266
BB620
CD2266
100k
CR2237
100k
CR2236
100k
CR2267
M
M
0,1u
CC2271
BC858
CT2270
220
CR2268
BB619
CD2242
M
M
100k
CR2238
3,3k
CR2270
CD2249
BB619
0,1u
CC2223
M
M
8
7
3
1
(5,3MHz)
F2267
TEST
VSS
A2
A1
A0
SCL
SDA
VCC
1
2
3
4
5
6
7
8
X24C02
IC2210
100k
CR2243
M
M
M
M
M
BC848C
CT2265
BC858
CT2295
M
2,2
CR2231
15p
CC2231
0,1u
CC2237
BC848
CT2290
0,1u
CC2201
180
CR2202
0,1u
CC2236
2,7p
CC2225
0,1u
CC2240
M
STL
0,1u
CC2243
M
M
3
2
1
MC78M05
IC2201
M
M
LL4148
CD2215
STL
+
47u/16V
C2201
33n
CC2202
4,7k
CR2293
M
BC858
CT2275
M
M
M
M
M
M
0,1u
CC2203
+
22u/25V
C2203
M
M
M
68p
CC2273
**
CR2271
220
CR2269
M
M
10k
CR2274
M
3,9p
CC2239
M
+
2,2u/100V
C2242
+
2,2u/100V
C2222
220
CR2301
1,1k/2%
CR2272
1,1k/2%
CR2273
1,1k/2%
CR2275
10k
CR2323
BC848
CT2320
BC848
CT2276
22k
CR2322
47k
CR2321
M
M
1
3
4
6
7
8
-731
F2206
M
1n
CC2274
0,1u
CC2252
3,9p
CC2241
M
M
M
680k
CR2320
M
M
0,1u
CC2245
39p
CC2263
0,1u
CC2251
0,1u
CC2250
220
CR2302
NF
+
2,2u/100V
C2241
M
1k
CR2265
M
10k
CR2294
M
M
BC848
CT2230
1
3
4
6
7
8
07202-708
F2245
22k
CR2292
2,7p
CC2242
M
M
M
M
+
47u/16V
C2316
+
47u/16V
C2311
82k
CR2317
6,8k
CR2316
68k
CR2312
56k
CR2311
10k
CR2257
6,8p
CC2244
M
1
3
4
6
7
8
07202-705
F2240
10k
CR2281
M
2,2k
CR2206
M
BA582
CD2216
BA582
CD2214
3
G3957
F2217
U
AFC
1n
CC2206
M
M
0,1u
CC2291
M
0,1u
CC2286
BC848
4,7k
CR2212
47k
CR2211
M
M
22k
CR2207
+
4,7u/63V
C2318
CR2286
22k
CD2241
BB419
22k
CR2288
2,7p
CC2254
M
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
MC144110DW
IC2280
M
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
MC144110DW
IC2290
0
CR2264
1
2
3
4
5
8
10
K6262
F2218
CR2291
10k
3
2
1
MC78L15
IC2202
M
+12V
+12V
+12V
+12V
+12V
+12V
+15V
+15V
+15V
+15V
+15V
+15V
+15V
+15V
+15V
+15V
+15V
+15V
+15V
+15V
+15V
+5V
+5V
+5V
050795
SOLAM. PREVISTO PARA
PREVU
SOLO PREVISTO
IF REQUIRED
NUR VORGESEHEN
**
1
2
3
8
10
ZF-VERSTAERKER 29504-162.57
AMPLIFI. FI
AMPLIFICADOR FI
AMPLIFICATORE FI
IF AMPLIFIER
6
9
2
1
3
8
13
12
11
14
5
10
15
7
4
2
5
5
4
4
1
4 - 24
4 - 23
GRUNDIG Service
CUC 7350
GRUNDIG Service
CUC 7350
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams