LG L1718S-BN - - 17" LCD Monitor Service Manual page 33

3. Scaler_TSUM16AL
VADC
17
GNDB
BIN0N
18
BIN
BIN0P
19
GNDG
GIN0N
20
GIN
GIN0P
21
SOG
SOGIN0
22
GNDR
RIN0N
23
RIN
RIN0P
27
HSY NC
HSY NC0
28
VSY NC
VSY NC0
30
DDCA_SDA_I
DDCA_SDA/RS232_TX
31
DDCA_SCL_I
DDCA_SCL/rs232_RX
35
DET_VGA
GPIO_P15/PWM0
3
NC
4
NC
6
NC
7
NC
9
NC
10
NC
12
NC
13
NC
93
PWM0/GPIO_P26
99
GPIO_P16/PWM2
25
REFM
VCC3.3 C140
1u/16V
U106 26
REFP
SST25VF010A
8 2 37
VDD SDO SDO
7 1 38
HOLD# CE# SCZ
3 6 39
WP# SCK SCK
4 5 40
VSS SDI SDI
R169 390 1% 15
VADC
REXT
81
VCTRL
VCC5V
C144 10uF/25V 84
RST
R172
10K
4. Key
SW101 SW102
1 3 1 3
2 4 2 4
SW_TACT SW_TACT
MENU -
5. LED
1
1
2
2
3
3
CN103
4500-03 180 degree pitch 2
VMPLL VPLL VDDP VDDC
GPIO_P07
GPIO_P06
GPIO_P02/SAR3
GPIO_P01/SAR2
GPIO_P00/SAR1
RSTN
GPIO_P22
GPIO_P23
GPIO_P10/I2C_MCL
GPIO_P11/I2C_MDA
GPIO_P13
GPIO_P14
PWM1/GPIO_P25
GPIO_P12
GPIO_P27/PWM1
LVB0M
LVB0P
LVB1M
LVB1P
LVB2M
LVB2P
LVBCKM
U105
LVBCKP
LVB3M
TSU M16AL
LVB3P
LVA0M
LVA0P
LVA1M
LVA1P
LVA2M
LVA2P
LVACKM
LVACKP
LVA3M
LVA3P
14.318MHZ
X101
U108
24C04
8
VCC
7
WP
I2C_MCL R178 100 6
SCL
I2C_MDA R179 100 5
SDA
SW103 SW104
1 3 1 3
2 4 2 4
SW_TACT SW_TACT
+ SELECT
VCC3.3
RP102
10K
92 R157 1K
91 R158 1K
90 R159 1K
89 R160 1K
88 R161 1K
87
42
41
44 I2C_MCL
43 I2C_MDA
94 R163 100
95 R162 100
86 R166 4K7
85 R167 100
48 R168 100
78 RXO0-
1
77 RXO0+
2
74 RXO1-
3
73 RXO1+
4
72 RXO2-
5
71 RXO2+
6
7
70 RXOC-
8
69 RXOC+ CN104
9
68 RXO3- AF230N-A2G1T/P-TWO
10
67 RXO3+
11
65 RXE0-
12
64 RXE0+
13
14
63 RXE1-
15
62 RXE1+
16
17
61 RXE2-
18
60 RXE2+
19
59 RXEC-
20
58 RXEC+
21
55 RXE3-
22
54 RXE3+
23
24
R170 0
VLCD 25
26
R171 0
27
28
29
30
VCC3.3
C156
0.1/50V
1
A0
2
A1
3
A2
4
GND
SW105
1 3
2 4
SW_TACT
POWER
1
1
2
2
3
3
CN102
4500-03
LED101
33
VCC3.3 VADC
FB102
BEAD60OHM
+
Key _AUTO
Key _DOWN
Key _POWER
Key _UP
Key _MENU
VCC1.8 VDDC
FB103
BEAD60OHM
+
LED_GREEN
LED_AMBER
Dimmer
CCFL_ENABLE
PANEL_ENABLE
VCC3.3 VMPLL VPLL
FB105
BEAD60OHM
+
VCC3.3 VDDP
FB106
BEAD60OHM
+
CN101
8P
MENU
8
8
DOWN
7
7
UP
6
6
SELECT/AUTO
5
5
POWER
4
4
GND
3
3
AMBER
2
2
GREEN
1
1
TO I/F BD CN105