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LG E1941S Service Manual page 30

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VCC3.3
R408
NC/10K 1/16W 5%
R405
100OHM1/16W
R452
100OHM1/16W
R449
100OHM1/16W
C408
U402
220N16V
1
8
CE#
VDD
2
7
SO
HOLD#
3
6
R450
100OHM1/16W
WP#
SCK
4
5
R451
100OHM1/16W
GND
SI
Pm25LD020C-SCE
R471
10K+-5%1/16W
U403
8
1
VCC
A0
EE_WP
7
2
WP
A1
MSCL
6
3
SCL
A2
MSDA
5
4
SDA
GND
NC/M24C04
CN401
1
key 3
2
key 4
3
4
5
6
7
8
NC/CONN
CN406
CN402
6
1
key 1
5
2
key 2
4
3
POWER_KEY #
3
4
LED_GRN/BLUE
2
5
LED_ORANGE
1
6
GND
NC/CONN
NC/CONN
CN407
CN408
7
1
6
2
5
3
4
4
FB410
3
5
2
6
GND
1
1
7
NC/BEAD
FB409
CONN
NC/CONN
TOUCH_PANEL
1
NC/BEAD
Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4
BIN+
4
BIN-
4
SOGI
4
GIN+
4
GIN-
4
RIN+
4
RIN-
4
HSIN
4
VSIN
WP
SPI_SO
SPI_CE
4
DDC_SDA
4
DDC_SCL
SPI_CK
SPI_SI
SPI_CE
SPI_SI
SPI_SO
SPI_CK
VCC3.3
4
VGA_DET
POWER_KEY #
R419
MSCL
R463
VCC3.3
MSDA
R464
R417
10K+-5%1/16W
C429
NC/0.22uF16V
C401
C411 27P 50V
100N16V
X401
12MHz
C412 27P 50V
R429
R403
NC/2K2 1/16W 5%
R404
NC/2K2 1/16W 5%
VCC3.3
7
VCC3.3
0R01 1/16W
R416
R411 0R01 1/16W
Change Zener Diode position
2
VCC3.3
2
 
VCC3.3
ADC_3.3 ADC_1.8
CVDD_3.3
C431
CVDD_1.8
100N16V
DVDD
U401
4
BIN1+
5
BIN1-
6
SOG1I
7
GIN1+
8
GIN1-
9
RIN1+
10
RIN1-
14
HSY NCI1
15
VSY NCI1
NT68168AFG/B
PWMB*/PC1*
PWMA*/PC0*
17
PB5*/DDC_SDA*/TX
16
PB4*/DDC_SCL*/RX
62
SPI_CE
61
SPI_SI
PA7*/PWM9*
60
SPI_SO
PA6*/PWM8*
59
SPI_CLK
PA5*/PWM7*
PA4*/PWM6*
PA3/PWM5
PA2/PWM4
51
P35
PA1/PWM3
1K 1/16W
19
P34
PA0/PWM2
NC/100R 1/16W 5%
31
P31/TXD
NC/100R 1/16W 5%
30
P30/RXD
18
RSTB
PB3/ADC3
63
OSCO
PB2/ADC2
PB1/ADC1
PB0/ADC0
R462
1M 1/16W
64
OSCI
0R01 1/16W
Del R401
R465
R467
NC0R05 1/16W
NC/4K3 OHM 1/16W 5%
LEDB
Q407
NC/2N3906S-RTK/PS
R466
NC/470R 1/16W 5%
R402
NC/0R05 1/16W
R468
R470
0R01 1/16W
2.2K 1/16W
LEDO
Q408
2N3906S-RTK/PS
LED_ORANGE
R469
560OHM +-5% 1/10W
49
T0M 6
T0M
48
T0P
T0P 6
47
T1M
T1M 6
7
46
T1P 6
T1P
45
T2M
T2M 6
44
T2P
T2P 6
43
TCLK1M 6
TCLK1M
42
TCLK1P
TCLK1P 6
41
T3M
T3M 6
40
T3P 6
T3P
39
T4M 6
T4M
38
T4P
T4P 6
37
T5M 6
T5M
36
T5P 6
T5P
35
T6M
T6M 6
34
T6P 6
T6P
33
T7M 6
T7M
32
T7P
T7P 6
52
DDC_WP 4
29
BL_ADJ 7
53
Volume# 7
54
Mute# 7
28
EE_WP
27
Panel_ID# 7
57
WP
58
R414
NC/22K 1/16W 5%
LEDB
21
R410
10K+-5%1/16W
LEDO
20
PANEL_EN 6
55
5V_DET
56
BL_ON 7
23
KEY 1_ESD
22
KEY 2_ESD
R473
1K 1/16W
key 1
R474
1K 1/16W
key 2
+5V
+5V 4,6,7
R406
10K+-5%1/16W
R409
20K 1/16W
+5V
5V_DET
C409 100N16V
LED_GRN/BLUE
DVDD
+5V
T P V ( Top
Victory
Electronics
Co . ,
G3225-1-2-X-42-101119
絬 隔 瓜 絪 腹
Key Component
3.SCALER
Date
Tuesday , Nov ember 23, 2010
FB404
VCC3.3
DVDD
120 OHM
C451
C450
10UF 6.3V X5R +-20%
C430
NC
4.7uF 10V
VCC1.8
ADC_1.8
FB403
0R051/8W
C442
C406
4.7uF 10V
100N16V
CVDD_1.8
FB406
0R051/8W
C443
C407
4.7uF 10V
100N16V
VCC3.3
FB407
ADC_3.3
300 OHM
C439
C433
2.2U10V
100N16V
C0603
FB405
CVDD_3.3
300 OHM
C445
+
C444
C410
2.2U10V
100N16V
NC100uF/16V
C0603
Ltd. )
OEM MODEL
Size
C
TPV MODEL
Rev
E
PCB NAME
G3225-1-2
称爹
Sheet
3
of
5
LGE Internal Use Only

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