Hyundai HLCD-A20W4 Service Manual page 50

20” lcd tv
Table of Contents

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20" LCD TV
CN103
10
9
8
7
6
5
4
3
2
1
10PIN 2.5MM
C157
C144
+
C156
C143
+
0.1uF
100u
0.1uF
100u
PGND
R113
15k
R122
22k
R126
3.3K
1
ON_OFF
Q106
PMBS3904
REF
R112
15k
R123
22k
R127
3.3K
1
ON_OFF
Q108
PMBS3904
REF
GND1
GND2
GND3
GND4
GND5
TUNERGND
REF
DIG1
+5V_SW
+5V_SW
+3.3Vs_SW
+3.3Vs_SW
R115
R116
R128
R129
1k
1k
NC
NC
R121 22k
Q116
R124 22k
PMBS3904
1
REF
Q109
L
+5V
PMBS3904
L101
1
C145
L
L102
C163
0.1uF
+12V
REF
0.1uF
+
C146
100u
PGND
REF
+5V_SW
PGND
+12V
C135
+12V_SW
0.1uF
Q112
AO4411
C136
0.1uF
1
8
S
D
2
7
S
D
3
6
S
D
4
5
G
D
+12V_SW
+
C154
330u/16V
+5V
REF
C137
0.1uF
Q111
+5V_SW
AO3401
+3.3V_IO
R105
4.7K
DIG2
DIG3
DIG4
DIG5
AGND
PanelVDD_EN
R102
R104
100k
10k
REF
+5V
U102
LM1117MP-3.3
3
VIN
CASE
VOUT
C147
+
10u
R106 100k
REF
BL_ADJ
+5V_SW
FB104
600
R107 4.7k
C138
C139
C149
+
0.1uF
0.1uF
BL_EN
10u
U103
+3.3Vs_SW
LM1117MP-3.3
3
4
VIN
CASE
2
VOUT
C153
+
C134
47u
0.1uF
RESET
REF
U104
FB115
AZ1117H-ADJ
B0805/600
+8V
3
2
VI
VO
+
R135
C160
1.2K
C159
C152
0.1u
0.1u
100u/16V
R136
+12V
+5V
6.2K
REF
FB101
FB102
REF
NC
B1206/0
C158
0.068u
Q101
AO4411
R101
47k
1
8
S
D
2
7
S
D
3
6
S
D
4
5
G
D
R130
22k
1
Q107
PMBS3904
C155
REF
1u
REF
REF
50
Hyundai HLCD-A20W4
+3.3Vstb
+3.3Vstb
4
2
C141
0.22uF
C151
+
C142
47u
220p
DIG1
1
+1.8VS_SW
Q104
BC8478
U101
LM1117MP-1.8
3
4
VIN
CASE
2
VOUT
C150
+
+3.3Vstb
47u
C140
0.22uF
REF
DIG1
R108
10k
1
DECDIG
Q105
C148
+
BC8478
10u
Q114
BSH111 NC
DIG1
R114
D101
BAS16 NC
15K NC
DIG1
R125
C133
R111
0.1uF NC
22k NC
150K NC
DIG1
+3.3Vs_SW:
For LOC1-SCALAR&Flash&Panel&Emluator
+3.3Vstb
+1.8VS_SW:
For LOC1-SCALAR
FB103
+8V:
For TDA9178(Picture improve)
NC
PANEL_VDD
R103
10k
AOC (Top Victory) Electronics Co., Ltd.
Title
Size
Document Number
A3
13
Date:
Friday , April 28, 2006
R110
R120
R117
10k
2.2
2.2
1
Q102
BC557B
+1.8V_2
R109
R119
R118
10k
2.2
2.2
1
Q103
BC557B
+1.8V_1
Q113
BSH111 NC
DIG1
POWER
Rev
1
Sheet
13
of
14

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