Grundig M 19-C Bedienungsanleitung Seite 39

M 19-C / M 29-C
Schaltplan – Verstärkerplatte M 29-C / Circuit Diagram – Amplifier Board M 29-C
CE219
R226
4U7/50
2.7K
100U/10V
S201
GND
L-CH
GND
R-CH
GND
TO H312
MAIN BOARD
PAGE 3 - 17
CE207
R211
4U7/50
2.7K
NF rechts / AF right
NF links / AF left
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
R216
100(FUSIBLE 1/4W)
12
1
11
IC202
10
STK4192
9
IC BLOCK DIAGRAM 8
PAGE 3 - 38
7
6
2
D205
5
4
IN60
3
CE222
47U/50V
R221 1K(1/2W)
56K
R227
R225 C211
680 3P R224
4.7K
(1/2W)
CE220
R220
4.7K
CE212
(1/2W)
100U/10V
R219
R214
CE217
4.7K
680
47U/50V
(1/2W)
R215
56K
C209
3P
R229
0.22(2W)
16
15
17
D204
IN60
14
STK4192 13
IC BLOCK DIAGRAM
PAGE 3 - 38
18
S203
+V1
G1.2
CE225
-V1
4700U/63V
AC1.3
TO H101
SUPPLY BOARD
CE223
4700U/63V PAGE 3 - 4
TRANSISTOR
Ref. No. E
Q202 35.2V 35.1V
Q203 -35.5V -36.2V
M 19-C / M 29-C
CE216
10U/50V
D203
IN4148
Q202
R242
2SA1317
22K
R243
22K
CE228
220U/10V
R248
22K
R237
D207
56K
IN4148
R239
8K2
Q203
2SC3330
R246
100K
CE231
47U/50V
R247 D206
22K IN4148
B C
0V 2SA1317
38.5V 2SC3330
3 - 26 GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
IC BLOCK DIAGRAM IC203
PAGE 3 - 37
UPC1237HA
1 2 3 4 5 6 7 8
R241
12K
R244
56K
S202
REL-
REL+
L-CH
GND
R-CH
GND
TO CN313
MAIN BOARD
PAGE 3 - 17
30/9/1998
IC202
STK4192MK2
PIN 1 0V
PIN 2 0V
PIN 3 0V
PIN 4 -38.5V
PIN 5 -1.1V
PIN 6 0V
PIN 7 -40.5V
PIN 8 -40.5V
PIN 9 -41.5V
PIN10 0V
PIN 11 40.7V
PIN 12 39.7V
PIN 13 0V
PIN 14 -40.7V
PIN 15 -1.2V
PIN 16 0V
PIN 17 0V
PIN 18 0V
IC203
UPC1237HA
PIN 1 0V
PIN 2 0.2V
PIN 3 0.8V
PIN 4 2V
PIN 5 0V
PIN 6 0.76V
PIN 7 2.2V
PIN 8 3.3V
3 - 27