Inhaltsverzeichnis
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Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
HF-Teil / RF Part
FM-VORSTUFE
FM PRE STAGE
BU01
C01
CC02
FMP02
K
33P
3P3
L01
3
1
4
D
2
FMP03
8140-530-255
4K7
CR03
1K0
CR02
1K0
FMP04
MW
*
CD601A
*
CR605A
CR613A
1K0
47K
Z47
LW
CT602A
FMP602
CR604A
3V2
G1
100R
7V1
G2
BF992A
MESSPUNKTE
ABGLEICHPUNKTE
D
3 - 3
C
CT02
L03
BF999
CC05
*
CC09
D
8V6
12P
1P0
G
S
8140-530-255
CD04
BB814
CC06
CC07
8P2
8P2
1V1
1
BALANCED
MIXER
50uA
16
8V7
FMP25
*
FMP24
93MHZ6 = 2V9
50MV
108 MHZ = 5V5 - 6V5
153 KHz = 1V3
50MV
LW
279 KHz = 5V0 - 6V0
FMO603
CC611A
0V8
1N0
8
6
1
7
AM-TEIL
AM SECTION
5
4
L603A
4
3
8140-533-161
CT603A
BC818/40
8
6
1
7
6
7
4
3
L604A
8140-533-121
D
7V8
CC608A
S
2V9
100N
FMP604
CC612A
CR615A
4K7
CT607A
10N
CT604A
BC848C
BC848C
LW=0V
MW=9V
24
4
5
C
6
7
SCD 5290 RDS
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
FM MISCHER
FM MIXER
*
CC16
*
CR12
470R
6P8
1V1
1V7
4V1
1V8
1V2
1V2
2
3
4
5
6
7
8
OSZ.
REFERENCE
VOLTAGE
OSCILLATOR
1,7V
BUFFER
+
TDA1575T
950R
*
CIC01
IF AMPLIFIER
8305-841-575
300R
300R
15
14
13
12
11
10
9
1V3
MS3A10K-A
8V7
8V7
1V3
4V4
7V7
8602-822-190
FMP104
1
MS3A10K-A
FMP102
F102
CR101
1
3
F101
2
4
3
270R
2
E
8602-822-190
7
1
6
8
FMP01
AM-ABST
+AM
531 KHz = 1V2
50MV
MW
1602 KHz = 7V0 - 8V0
F601A
3
4
FMP646
CR624A
8
22R
CT606A
D
7
1
6
8
G
S
BF543
1V0
FMP606
1
*
CC618A
CR610A
1M0
470P
DOUBLE
BALANCED
MIXER
*
CL606A
8UH2
CONTROLLED
RF STAGE
16
*
CD608A
CC631A
CR639A
3K3
BB512
100N
CR619A
680K
*
CT608A
DTC124XK
22K
CR642A
22K
639
E
8
GRUNDIG Service
3 - 4
FM-OSZILLATOR
DRAHTBRUECKE ZUR
FM-ZF-TEIL
3
1
4
PLLM_1
PLL (PLLM_2)
FM-IF SECTION
A
*
2
L04
*
CC102
8140-530-250
22N
*
CR103
1V8
390R
1V8
1V8
20
19
18
17
TDA
ZF-
1593T
VERSTAERKER
PEGEL-
DETEKTOR
TDA1593T
8305-841-593
U
ST
UREF
FMP103
1
2
3
MS3A10K-A
8V8
FMP108
8602-822-190
F
FMP106
F104
F103
CR121
3
1
3
180R
2
2
FELDSTAERKE
FMP113
AM-NF
FMP672
3
4
GND
GND
E
A
1
2
F603H
CFUM450H
CR668H
8V4
2V0
5K6
2V1
2V1
0V7
0V4
1V3
2
3
4
5
6
7
8
*
7K
7K
3K
CIC601A
V2
VR(AGC)
VR
STANDBY
GAIN CON-
BALANCED
AF PRE-
AGC
TROLLED IF
FULL-WAVE
SWITCH
AMPLIFIER
AMPLIFIER
AMPLIFIER
DETECTOR
TDA1072AT
+
INDIKATOR
8305-841-072
VR(AGC)
V1
V2
V3
DRIVER
GAIN-
CONTROLLED
OSCILLATOR
V3
INTERNAL
SUPPLY
VOLTAGES
V1
15
14
13
12
11
10
9
3V9
8V4
4V0
4V0
0V7
3V9
CC636A
FMP636
22N
CC633A
8
1
7
220P
L612A
CC635W
*
CR661A
1
MW
47K
33P
CT613A
BC848C
3
8
1
7
L613A
CT617A
3
LW
BC848C
CC646A
3
100N
108
1
3
F
A
SCD 5290 RDS
*
CT126
*
CR126
BC848C
47K
CT125
*
CR125
BC848C
10K
CC110
0V0
4V0
4V0
10N
2V0
16
15
14
13
12
11
*
CIC101
ABSTIMM-
STOP-LOGIK
FM-AUS
VERSTIMM-
STUMM-
DETEKTOR
SCHALTUNG
KLIRRFAKT-
KOMP.
4
5
6
7
8
3V1
FMP109
4V0
C112
CR109
+
CT101
5K6
1U/50V
DTC124XK
22K
FMP107
FMP658
LW=0V
MW=9V
FMP663
*
CT619A
LW=9V
DTA143ZK
MW=0V
FMP664
47K
109
GRUNDIG Service
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Inhaltsverzeichnis
