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GRUNDIG Service
Tuner - GW2.190
R131
GND
56K
5V_MAIN_IF
R135
10K
2
GND
C117
R137
1N5
GND
5V_MAIN_IF
150R
R112
C106
22K
R124
C123
100N
22K
CAP100U16V
1
GND
GND
R100
R141
2
GND
2K2
6K8
D103a
D103
BA591
BA682
Q102
BC848B
C109
100N
GND
GND
56K GND
5V_PIP_IF
10K
2
GND
R138
GND
5V_PIP_IF
150R
R113
22K
R125
C111
C126
22K
100N
CAP100U16V
GND
GND
R101
R142
GND
2K2
6K8
D104
D104a
BA591
BA682
Q104
BC848B
GND
GND
C103
C162
100N
10N
R127
T1_CVBS
1K
5V_MAIN_IF
1N
C136
IF1_MAIN
R116
1K
1N
C137
IF2_MAIN
TUNER1_CVBS_IN
5V_PIP_IF
Q103
BC848B
R121
TUNER2_CVBS_IN
75R
1K
R117
GND
5V_PIP_IF
C139 1N
IF1_PIP
VCC_33V
R118
1K
C140 1N
IF2_PIP
5V_MAIN_IF
R147
R148
R149
2K2
0R
390R
L110
GND
R151
LC Filter
3K6
DELAY
R154
DELAY
Q101
2K2
BC848B
R120
R157
27R
1K8
R115
TUNER1_CVBS_IN
0R
270R
J 105
GND
GND
C158
C160
100N
10N
GND
GND
TUNER1_CVBS_IN
C159
CAP47U50V
R163
1K8
GND
C161
10N
5V_MAIN_IF
C100
100N
R126
Q100
T1_CVBS
BC848B
47R
R119
75R
R114
1K
GND
L108
33V_TUN1
10UH 0805
C107
C124
CAP100U50V
100N
L109
GND
10UH 0805
C108
C125
CAP100U50V
100N
GND
14
C113
220P
C155
R150
18R
100P
5V_MAIN_IF
R152
30R
Q105
BC848B
C156
C157
150P
150P
R155
R156
1
270R
33R
R158
330R
5V_MAIN_IF
R159
56R
R160
680R
Q107
1
R161
BC858B
3K9
Q108
R162
SC1_CVBS_OUT
BC848B
75R
R164
220R
R165
150R
GND
GND
VCC_5V
10UH RAD / 0.4A
SC1_CVBS_OUT
SC1_CVBS_OUT
10UH RAD / 0.4A
10UH RAD / 0.4A
10UH RAD / 0.4A
33V_TUN2
Chassis LE ≥37"
R153
1K5
TUNER1_CVBS_IN
TUNER1_CVBS _IN
Q106
BC858B
GND
SC1_CVBS_OUT
5V_TUN1
L100
C119
C101
CAP470U16V
100N
GND
5V_TUN2
L101
C120
C102
CAP470U16V
100N
GND
5V_MAIN_IF
L102
C104
C121
CAP100U16V
100N
GND
5V_PIP_IF
L103
C105
C122
CAP100U16V
100N
GND
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