Grundig Chassis E3 Servicehandbuch Seite 14

GRUNDIG Service
Hauptteil / Main Part - XCL.190
3.3V
R301
15k
C301
10n
SECAM AM
IF
R137
10k
R143
47k
L/L'
R141
10k
AM_OUT
L/L'
C172
10n
IF
TU101
TUNER
C104
C118
10n
47u/16V
R157
D103
12k
1N4148
R184
100k
HOTEL TV
SCL
SDA
CAB. 2A CAB. 3A
C308
R303
470n
15k
R302
R308
1.8k
1M
T301
BC848
12.5V
R306
4.7R 1.5W
C307
220u/25V
8V
10uH
L101
8V
C110
1n
R145
1.5k
T106
R150
BC858
47k
R146
T107
R151
1k
47k
8V BC848
T103
BC848
C117 R148
1u/63V
1k
R182
2.2k
R144
47k
T111
BC848
)
R158 R159
100R 100R
C174
4.7u/50V
C131
C102
10u/63V
10n
C128
C129
47p
47p
1 16
+INA +INB
2 15
NC NC
C302
2.2n
3 14
-INA -INB
4 13
GND GND
5 12
GND GND
6 11
OUTA OUTB
7 10
NC NC
8 9
VCC NC
TDA2822
C304
IC301
100n
C121
R155
47n 100R
R152
R154
6.8k
2.2k
K9656M F101
1 4
D102
BA682
2 5
R153
1
IF_IN
2.2k
2
NC
3
C_AGC
C124
4
4.7u/16V
C_REF
C125 5
NC
4.7u/16V
6
AM_OUT
C171
7
220n
AM_IN
8
AF_OUT
R183
220R
15
GND4
14
GND3
13
GND2
12
%
GND1
F102
G1985M
1
20
L110
1uH
2
R112
R147
33V
0R
1k
C114
100p
5V
L102
10uH
C113
100p
R161
3.9k
R162
680R
3 - 
C306
10u/63V
KEYB
C303
X301
10n
SPEAKER
3
2
1
R304
4.7R
R305
4.7R
C305
100n
AV_SEL
SCL
C127
C126
47n
47u/16V
SDA
ONLINE
KEYB
PROT
IC104
TDA9830
STATUS
16
IF_IN
15
NC
MUTE
14
V_P1
L/L'
13
GND
12
MUTE
11
L103
V_P2 8V
10uH
10
SWITCH
C135
9
100u/16V
EXT_IN
16
VDRB
VDRA
R140
15
100R
5
4
^
C138
10n
Chassis E3
3.3V 3.3V
R127
R110
10k
1.5k
R
R123
R109
0R
2.2k
SW
C109
1n
VOL-
5V
3.3V
R113
R107 R108 R114
3.3k
3.3k 3.3k 3.3k
R1
R118
R121
R105
R167
R160
R101
R122
3.3k
R1
C101
C103
10
10n
C111 10n
R10
10n
100
R1
10
C155
220n
C139
C154
100n
2.2n
R102
15k
C133
C148
1u/50V
4.7n
C151
C140
C134
1n
100n
2.2u/50V
C150
R164
1n
100R
R163
100R
R173
C149
3.3n
C132
10u/63V
R185
C175
2.7k
4.7n
R196
R186
1k
390k
R149
1k
C177
22n