Grundig 42 PW 110-7510 TOP Service Manual page 16

GRUNDIG Service
3
Audio - Input/Output
C197
1U 63V
GND
C44
100N
*
R19
GND 8K2
8K2 %1
L7 4A
C221
R20 R21
MAIN_L
22K 22K
* *
100MHz
2.2U10V
C131
GND *
L9 4A
C222
MAIN_R R22 R23
22K 22K
100MHz * *
2.2U50V
C133
C47
100N
GND
GND *
*
R24
VD D
1M
*
J6
0R
C48
*
100N
*
GND
MAIN_L
S12
1
MAIN_R
2
GND
3
4
JP150
+12V_AMP 1
+12V_AMP 2
MUTE 3
GND 4
MAIN_R
5
GND 6
MAIN_L
7
10K
R1 051
Q1050
4K7
BC848B
*
GND
S1 50
10
9
8
7
6
5
4
3
2
1
C201
1
+5V GEN 36
CPUMP
1U 63V
2
DCA P2 35
PG ND1
3
DCA P1 34
NC
4
V5D 33
VD DA
5
AGND1 32
NC
6
REF 31
OUTP1
7
OVERLOADB 30
VD D1
100N
8
AGND2 29
VD D1
9
V5A 28
OUTM1
10
VP1 27
OUTM2
11
IN1 26
VD D2
100N
12
MUTE 25
VD D2
13 24
NC OUTP2
14 23
VP2 NC
15 22
IN2 DGND GND
16 21
BIASCAP NC
17
20
AGND3
PG ND2 GND
GND
18 19
SLEEP FAULT
U3
J8
MUTE_1
*
S8
+5V
R1050
E_1 MUT
*
+5V _STBY
10K
R41
R40
10K *
R153
10K
*
*
TP500
LED1_O
TP41
LED2_O
L57
L58
L59
L60
L61
GND
GND * GND * GND * GND * GND *
§
VD D
26
GND
VD D
OUTP1
D3
OUTP1
VD D
GND
D S chottky
150U25V
OUTM1
C45 C219
GND
OUTM1
*
OUTM2 D4
VD D
GND
D S chottky
150U25V
OUTM2
C46 C220
GND
*
D5
OUTP2
GND
D S chottky
OUTP2
100MHz 4A
L21
VD D
100MHz Bead
GND *
J16
RCA VIDEO
J16
+3.3V_STBY
+5V _STBY
R154 R155 R156
10K
R157
10K 10K
R42
* *
10K
*
10K
*
R176
*
100K
*
TP501
TP502
TP503
TP504
TP505
2 - 
∞
25
L22
10uH
470N 63V 470N 63V
1NF K 50V
C162 C156
100N
GND
C49
470N 63V
10R
C169 R28
L23 10uH
*
*
10uH
L24
470N 63V
470N 63V
C170 C175
100N
GND
C155
470N 63V *
10R
C176 R25
L25
10uH
*
D6
GND
D S chottky
+12V_AMP
1NF K 50V
C161
GND *
+3.3V_STBY
4K7
R168
*
R43
10K
*
IRRCV R
Q150
BC848B
GND
KPD3
KPD2
KPD1
KPD0
KPD[3..0]
Chassis P7
S1
C157
GND *
*
GND
1NF K 50V
C158
*
1NF K 50V
C159
GND
*
1NF K 50V
C160
*