GRUNDIG Service
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
M 19-C / M 29-C
M 19-C / M 29-C
1
2
3
4
5
6
7
8
GND
GND
R-CH
L-CH
REL-
REL+
STK4152
STK4152
3
4
5
6
7
8
9
10
11
12
13
14
18
17
16
15
L-CH
R-CH
GND
GND
GND
1
2
(1/2W)
(1/2W)
(1/2W)
(1/2W)
4.7
4.7
30/9/1998
IN60
IN60
CE223
3300U/50V
IC202
CE220
100U/10V
R225
820
R227
56K
CE219
4U7/50
R228
33K
CE213
100U/50V
R214
820
CE212
100U/10V
R215
56K
R229
0.22(2W)
R223
4.7K
R224
4.7K
R219
4.7K
R220
4.7K
CE222
47U/50V
CE217
47U/50V
R216
100(FUSIBLE 1/4W)
CE207
4U7/50
C208
102(M)
R212
33K
D205
D204
R233
(FUSIBLE 1/2W)
R232
(FUSIBLE 1/2W)
C214
0.1/100V
C213
0.1U/100V
R231
56K
R237
56K
R236
100K
CE230
220U/10V
VCC
MUTE
RELAY
GND
ACOFF
RESET
OFFSET
OVERLODE
IC203
UPC1237HA
C216
0.022
C215
0.022
CE232
4U7/50V
CE229
33U/50V
D203
IN4148
R241
10K
R244
56K
Q202
2SA1317
R242
22K
CE228
220U/10V
R243
22K
R240
10K
R248
22K
D207
IN4148
Q203
2SC3330
R239
8K2
R246
100K
CE231
47U/50V
CE225
3300U/50V
CE216
10U/50V
R217
100
R222
1K(1/2W)
R221
1K(1/2W)
CE221
10U/50V
R230
0.22(2W)
R247
18K
D206
IN4148
CE215
10U/50V
CE214
10U/50V
C212
102(M)
R226
2.7K
R211
2.7K
S203
S202
S201
R245
100(FUSIBLE 1/4W)
C211
3P
C209
3P
+V1
G1.2
-V1
AC1.3
TO H101
MAINS UNIT BOARD
PAGE 3 - 4
TO CN313
MAIN BOARD
PAGE 3 - 15
TO H312
MAIN BOARD
PAGE 3 - 15
IC BLOCK DIAGRAM
PAGE 3 - 38
IC BLOCK DIAGRAM
PAGE 3 - 38
IC BLOCK DIAGRAM
PAGE 3 - 37
NF rechts / AF right
NF links / AF left
IC202
STK4152MK2
PIN 1
0V
PIN 2
0V
PIN 3
0V
PIN 4
-31V
PIN 5
-1.2V
PIN 6
0.2V
PIN 7
-34.4V
PIN 8
-33.6V
PIN 9
-33.4V
PIN10
0V
PIN 11
35.1V
PIN 12
33V
PIN 13
0.2V
PIN 14
-34.3V
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
TRANSISTOR
Ref. No.
E
B
C
Q202
35.2V
35.1V
0V
2SA1317
Q203
-35.5V
-36.2V
38.5V
2SC3330
Schaltplan – Verstärkerplatte M 19-C / Circuit Diagram – Amplifier Board M 19-C
3 - 24
3 - 25
