Inhaltsverzeichnis
Werbung
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
Schaltplan Tuner
Circuit Diagram Tuner
+3.6V
F103
441.0173.00
C110
R109
T102
3
4
C
2SC380-O
22
2N2
7
1
6
8
R111
F106
820
2
3
4
F104
440.0053.00
SFZ450A
7
1
6
8
ANT
F101
1
B.P.F
3
2
3.6V
3.6V
1
2
3
4
5
6
7
IC101
TA8167N
24
23
22
21
20
19
18
3.5V
3.6V
3.6V
3.5V
C125
+
4U7/50V
C113
FM RF
C
1N
CT102
10PNPO
FM OSC
R102
100K
MW RF
C120
R103
M
100K
47N
CT103
20P
T101
2SC1815-Y
CN104
F105
6
3
TO MW ANT
1
ASSY
2
5
2
4
1
R106
R119
100
100
8
7
442.0187.00
+5V FM
R202
C203
R204
C205
C
120K
120K
390P
56P
C202
T202
T201
2SC1923-R
2SC1923-R
1P
FM OSC BUFFER
3 - 3
R137
GAIN REDUCTION SWITCH
100
1/4W
F108
T106
3
441.0174.00
2SC1815-Y
2
F107
10.7
T107
2SA1015-Y
6
1
7
C
C132
LEVEL CONTROL SWITCH
1N
D110
1N4148
T105
2SA1015-Y
T103
3.6V
2SA1015-Y
8
9
10
11
12
17
16
15
14
13
C141
+3.6V
AM
C
3N3
L104
10UH
D104
1N4148
MW OSC
F109
C151
441.0171.00
R104
C
390PN1500
47K
R210
+5V
47
T212
D204
C144
1SS119
2SA1015-Y
10N
R207
C
C
C208
C207
820K
56P
T203
C
2SC380-O
1P
AM OSC BUFFER
PA 1
Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs
STRQ
R213
C228
12K
100P
C227
C
C
10N
C220
FM IF IN
C
T204
C209
2SC1923-R
100P
1.8P
T205
+5V
2SC380-O
12
2
15
AM OSC IN
13
AMIN
FMIN
FM OSC IN
14
FM IF BUFFER
8
9
10
C229
M
10N
LOW FM
STDBYPA
STRQ
STLED
TUNLED
L.OUT
R.OUT
GRUNDIG Service
3 - 4
QZ201
7M2+-30PPM
+5V
16
19
1
20
7
18
T206
2SC1815-Y
IC102
PD1
17
LM7000
T207
2SA1015-Y
3
4
5
11
6
T209
2SC1815-Y
LOOP FILTER
R236
47K
1.75V ... 6.7V
FC101
TO CONTROL BOARD
GND
1
+5V
OUT
IC103
IN
STDBYPA
2
78S05P
STRQ
3
REF
Seite
CE
4
Page
CL
5
3 - 7
DATA
6
STLED
7
TUNLED
8
+8V
IC104
OUT
IN
STOUT
9
78L08BP
REF
5V
8
C152
1U/50V
2.5V
3
+
+
C153
1
2.5V
+
LM833N
2.5V
2
R143
1U/50V
-
R145
CN103
4K7
1/2
IC105
R146
220K
TO AUDIO BOARD
3K3
R147
L.OUT
1
5K6
2
R144
R148
R149
R.OUT
4K7
C154
3
220K
3K3
47U/16V
4
2.5V
5
+
+
C156
2.5V
7
+
C155
1U/50V
2.5V
6
1U/50V
-
1/2
IC105
R150
5K6
Alle Spannungen sind Näherungswerte und bei Netzbetrieb gemessen.
All voltages are approximates and meassured at mains operation.
PA 1
+5V
R241
100
+8V
T208
2SA1015-Y
A
TO AUDIO BOARD
CN102
R242
L206
2
+14V
5T
22
1
Seite
Page
3 - 17
Seite
Page
3 - 17
GRUNDIG Service
Werbung
Inhaltsverzeichnis
