Philips 190EW9FB 00 Service Manual page 23

1 2 3
VCC3.3 ADC_VAA
FB105
120Ω
C129
+
22u/25V
C145
A C143 C144 C146 C147
NC NC NC 0.1/16V NC
VCC3.3
220
R137
3 2
LED_A
Q106
PMBT3906
B
R138 220
3 2
LED_G
Q107
PMBT3906
C
CCFL_ENABLE
VCC3.3 VCC1.8
C138
1u/10V
R146
R149 R150
D
10K
10K
10K
WP1
R148 100
MUTE
R141
Key 1
R142 NC
Key 2
R151 NC
Key 3
R152 1K
ADC_Key 1
R153 1K
ADC_Key 2
R155 1M
E
1 2
C140 R157
X101
C141 22
12MHz
22p/50V 22p/50V
MCU_VDD
VCC3.3
FB109
F
120Ω
C142
0.1/16V
U105
1 8
A0 VCC
2 7 E2P_WP
A1 WP
3 6 IICSCL
A2 SCL
IICSDA
4 5
GND SDA
AT24C16AN
SMT TYPE
G
1 2 3
190EW9 LCD
Schematic Diagram(Scaler Board - Scaler)
4 5
VCC1.8 PLL_VDD
FB106
600Ω
+
C130
C128
NC
C132 100u/16V
0.1/16V
PVCC VCC3.3 AVCC
FB107 FB108
0 0
C149
C148 C150
0.1/16V
0.1/16V
0.1/16V
R139 10K
R140 10K
103
PC7
104
PD0
105
PD1
106
PD2
107
PD3
108
PD4
109
NC
110
GPO1
111
AD0/GPO2
112
AD1/GPO3
113
INT_VSO/GPO4
114
INT_HSO/GPO5
115
CVDD
116
GPO6
117
DIMMER0 PWMA/GPO7
118
PWMB/GPO8
119
NC
120
PC0*
121
PC1*
1K 122
PC3/PWM0
123
PC4/PWM1
124
PC5
125
PB1/ADC1
126
PB0/ADC0
127
OSCI
128
OSCO
TCLK
C151
MCU_VDD
0.1/50V
R158
100K
C134
+
100u/16V C135
0.1/16V
TP6
TP7
BIN
GNDB
SOG
GIN
GNDG
RIN
GNDR
4 5
23
6 7
8
C131
0.1/16V
VCC3.3
U104
NT68625
R159
390 1%
AVCC
ADC_VAA
PVCC
6 7 8
10
9
RXO0-
RXO0+
RXO1-
RXO1+
RXO2-
RXO2+
RXOC-
RXOC+
RXO3-
RXO3+
RXE0-
RXE0+
RXE1-
RXE1+
RXE2-
RXE2+
RXEC-
RXEC+
RXE3-
RXE3+
R133 0
PANEL_ENABLE
VLCD
E2P_WP
R135 0
64
CGND/DGND
63
RSGA1M
62
RSGA1P/VCKI
61
RSCLKAM/V7
60
RSCLKAP/V6
59
RSBA3M/V5
58
RSBA3P/V4
57
RSBA2M/V3
56 VCC3.3
RSBA2P/V2
55
RSBA1M/V1
54
RSBA1P/V0
VCC1.8
53
DVDD
VCC3.3
52
CVDD
51 IRQN R145 NC
IRQn
50 R103 100 IICSCL
SCL/P34
49 R168 100 IICSDA
SDA/P35
48
RSTn/PD5
47
PLL_VDD
PB4*/DVI_SCL0
46
PB5*/DVI_SDA0
45
PLL_VDD
44 TCLK
TCLK
43
PLL_GND
42
VSY NC R147
TOUTP/VSY NCI1
41 NC
HSY NCI1 HSY NC
40
PA7*/PWM9*
39
PA6*/PWM8*
WP
VOLUME
VGA_SCL
VGA_SDA
IRQN
R162 100
TP4
RX
R163 NC
TP5
R164 NC TX
DET_VGA
+5V
R134
NC
R166
NC
R136
NC
9 10
190EW9 LCD 23
11 12
CN104
CN104 A11
30
29
C128 A5
28
C129 A3
27
26 C130 A5
25 A
C131 A6
24
23 C132 A3
22
C134 F4
21
C135 F5
20
19 C138 D3
18
C139 D11
17
C140 E2
16
15
C141 E3
14
C142 F2
13
12 C143 A1
11
C144 A1
10
C145 A1
9
8 C146 A2
7
C147 A2
6
5 C148 B4
4
C149 B5 B
3
C150 B5
2
1
C151 F5
R103 D10
R133 B10
FFC-CON
R134 G9
R135 B10
R136 G8
R137 B2
R138 B2
R139 B3
R140 B3
R141 D3
R142 D2
R145 D10
R146 D2
C
R147 E11
R148 D2
R149 D2
R150 D2
R151 E2
R152 E2
R153 E2
R155 E2
R157 E3
R158 F4
R159 F6
R160 F3
R161 F3
R162 F9
C139
R163 F9
NC
D
R164 F9
R166 G8
R168 D10
FB105 A2
FB106 A5
FB107 A4
FB108 A4
FB109 F3
Q106 B3
Q107 B3
X101 E2
U104 D7
U105 F3
E
F
G
11 12