LG Z15LCD1 Service Manual - Page 47

For TDA9178Picture improve, 1.8VS_SW, For LOC1-SCALAR, 3.3Vs_SW, For LOC1-SCALAR&Flash&Panel

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Page 47 highlights

CN103 10 9 8 7 6 5 4 3 2 1 10PIN 2.5MM +5V_SW +5V_SW +3.3Vs_SW +3.3Vs_SW R115 R116 1k 1k R128 NC R129 NC R121 22k R124 22k L L101 3 Q116 PMBS3904 1 R106 100k BL_ADJ 2 REF Q109 3 +5V PMBS3904 R107 4.7k 1 BL_EN +5V C147 + 10u 1 GND U102 LM1117MP-3.3 3 4 VIN CASE VOUT 2 C151 + 47u +3.3Vstb C142 220p REF +5V_SW FB104 600 C138 0.1uF C139 0.1uF C149 + 10u 1 GND U101 LM1117MP-1.8 3 VIN CASE VOUT 4 2 +1.8VS_SW C150 + 47u +3.3Vstb C141 0.22uF R110 10k R120 R117 2.2 2.2 DIG1 1 Q104 BC8478 2 3 2 1 Q102 BC557B 3 +1.8V_2 +3.3Vstb 13 54 2 ON_OFF C157 0.1uF C144 + C156 100u 0.1uF C143 + 100u C145 C163 0.1uF 0.1uF + C146 100u 54 L102 PGND 13 L REF PGND PGND +12V R126 2 3 R113 15k R122 22k 3.3K 1 Q106 PMBS3904 REF C136 0.1uF +5V Q112 AO4411 1 2 S 3 4 S S G D 8 7 D D D 6 5 +12V REF +12V_SW +5V_SW U103 LM1117MP-3.3 3 VIN CASE VOUT 4 2 C135 0.1uF 1 GND C153 + 47u +3.3Vs_SW C134 0.1uF +12V_SW + C154 470u/16V REF U104 AZ1117H-ADJ 3 VI VO 2 1 ADJ C160 0.1u FB115 B0805/600 +8V R135 1.2K + C159 0.1u C152 100u/16V REF RESET DECDIG R108 10k C148 + 10u D101 DIG1 BAS16 NC R114 15K NC R125 22k NC C133 0.1uF NC C140 0.22uF R109 10k R119 R118 2.2 2.2 DIG1 1 Q105 BC8478 Q114 BSH111 NC 2 3 2 1 Q103 BC557B 3 +1.8V_1 DIG1 Q113 BSH111 NC R111 150K NC DIG1 DIG1 R112 15k R123 22k C137 0.1uF change from 10 uF to 470 uF Mar-23-06 REF R136 6.2K REF REF +12V +5V +3.3Vstb FB102 NC FB101 B1206/0 FB103 NC +3.3Vs_SW: For LOC1-SCALAR&Flash&Panel&Emluator +1.8VS_SW: For LOC1-SCALAR +8V: For TDA9178(Picture improve) ON_OFF R127 3.3K 1 Q108 PMBS3904 2 REF ADD +5V_SW1 FOR FB205/FB209/FB211/FB213 Mar-22-06 +12V_SW R561 20 2W U105 AP1117E5.0YL 3 4 VIN CASE VOUT 2 1 GND C166 0.1u C165 + 47u/16V REF 3 Q111 AO3401 +5V_SW L204 10uH C164 0.1u +3.3V_IO +5V_SW1 R105 4.7K C167 + 1000u/16V PanelVDD_EN R104 10k R102 100k REF 1 C155 1u REF C158 0.068u R101 47k R130 22k Q101 AO4411 1 2 3 4 S S S G 8 D D D 7 6 5 D PANEL Power Q107 Control PMBS3904 3 2 REF R103 10k REF GND1 GND2 GND3 GND4 GND5 TUNERGND REF DIG1 DIG2 DIG3 DIG4 DIG5 AGND PANEL_VDD AOC (Top Victory) Electronics Co., Ltd. Title Size A3 Date: Document Number 13 Monday, April 24, 2006 POWER Sheet 13 of Rev 1 14 - 47 -

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- 47 -
+3.3Vs_SW
PANEL_VDD
R105
4.7K
CN103
10PIN 2.5MM
1
2
3
4
5
6
7
8
9
10
+3.3Vs_SW
BL_ADJ
ON_OFF
Q107
PMBS3904
3
2
1
R113
15k
Q108
PMBS3904
3
2
1
C159
0.1u
PGND
+
C151
47u
+
C154
470u/16V
+8V:
For TDA9178(Picture improve)
DIG1
+5V
U104
AZ1117H-ADJ
3
2
1
VI
VO
ADJ
R117
2.2
ON_OFF
C134
0.1uF
FB102
NC
GND1
R127
3.3K
R110
10k
+1.8V_1
REF
FB103
NC
+5V_SW
DIG3
R112
15k
R116
1k
R111
150K NC
C138
0.1uF
DIG1
DECDIG
D101
BAS16 NC
DIG4
+3.3Vstb
Q109
PMBS3904
3
2
1
Q113
BSH111 NC
1
3
4
5
L101
L
13
1
POWER
AOC (Top Victory) Electronics Co., Ltd.
A3
13
14
Monday, April 24, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
+8V
R129
NC
+5V
R124
22k
U105
AP1117E5.0YL
3
2
1
4
VIN
VOUT
GND
CASE
+3.3Vstb
+3.3Vstb
R119
2.2
BL_EN
C166
0.1u
+
C149
10u
REF
+12V
C137
0.1uF
DIG1
C133
0.1uF NC
Q106
PMBS3904
3
2
1
FB115
B0805/600
R101
47k
R106
100k
R121
22k
Q112
AO4411
1
2
3
4
5
6
7
8
S
S
S
G
D
D
D
D
+1.8VS_SW:
For LOC1-SCALAR
GND3
U102
LM1117MP-3.3
3
2
1
4
VIN
VOUT
GND
CASE
REF
REF
ADD +5V_SW1 FOR FB205/FB209/FB211/FB213
Mar-22-06
DIG1
C139
0.1uF
AGND
+5V_SW1
PanelVDD_EN
R115
1k
R107
4.7k
R135
1.2K
Q114
BSH111 NC
REF
+3.3V_IO
Q111
AO3401
R118
2.2
+5V
Q104
BC8478
3
2
1
R114
15K NC
PGND
+12V_SW
C141
0.22uF
RESET
REF
R130
22k
+
C153
47u
+3.3Vs_SW
+
C167
1000u/16V
+1.8VS_SW
+
C144
100u
R120
2.2
+3.3Vs_SW:
For LOC1-SCALAR&Flash&Panel&Emluator
C135
0.1uF
C164
0.1u
R109
10k
PGND
+5V_SW
DIG2
1
3
4
5
L102
L
+12V_SW
+12V
L204
10uH
+5V_SW
FB101
B1206/0
C158
0.068u
R123
22k
+1.8V_2
REF
R125
22k NC
+
C146
100u
R102
100k
确认电流规格
+3.3Vstb
Q101
AO4411
1
2
3
4
5
6
7
8
S
S
S
G
D
D
D
D
C156
0.1uF
R103
10k
change from 10 uF to 470 uF
Mar-23-06
Q102
BC557B
3
2
1
DIG1
DIG5
+
C147
10u
C160
0.1u
+12V_SW
REF
R122
22k
+5V_SW
+
C143
100u
R126
3.3K
REF
C145
0.1uF
REF
+
C152
100u/16V
+5V_SW
U103
LM1117MP-3.3
3
2
1
4
VIN
VOUT
GND
CASE
+
C148
10u
DIG1
TUNERGND
GND2
R136
6.2K
C157
0.1uF
REF
Q103
BC557B
3
2
1
R561
20
2W
DIG1
C136
0.1uF
REF
GND4
FB104
600
REF
REF
+
C150
47u
GND5
U101
LM1117MP-1.8
3
2
1
4
VIN
VOUT
GND
CASE
REF
R128
NC
C140
0.22uF
C163
0.1uF
+12V
REF
+5V
+
C165
47u/16V
C155
1u
REF
Q105
BC8478
3
2
1
C142
220p
Q116
PMBS3904
3
2
1
R108
10k
R104
10k
PANEL Power
Control