LG Flatron W1943SB - Schematic Diagrams - Main ICs and Controls

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key1
BL_ADJ 7
del R422,
R423
VCC 3. 3
T3P 6
LEDO
LED_ORANGE
C414 NC/ 0.1U F 16V
PANEL_EN 6
SOGI4
LED_OR ANGE
R404 NC/ 2K2 1/16W 5%
R411 0R05 1/ 16W
TCLK1P 6
Change Zener Diode position
R417
10K 1/16W 5%
R406
10K 1/16W 5%
EE_WP
R409
20K OHM 1/16W
C442
4.7uF/16V
C0805
R449 100R 1/16W 5%
D405 RLZ5. 6B
DVDD
C443
4.7uF/16V
C0805
TCLK1M 6
Inte. 1.8V
under
1920x1080
C412 27pF 50V
R414 NC /22K 1/16W 5%
C430
4.7uF/16V
D402 N C/RLZ5. 6B
T4M 6
R469 100R 1/10W 5%
R451 100R 1/16W 5%
BIN+4
+5V 4, 6, 7
R467 NC0R 05 1/16W
Panel_ID# 7
SPI_SI
R466 NC/ 470R 1/ 16W 5%
C404 N C/0.1UF 16V
T3M 6
R429 0R05 1/16W
R453
NC /4K7 1/16W 5%
CN 401
NC/CONN
1
2
3
4
5
6
7
8
GIN+4
U403
NC /M24C04
1
2
3
45
6
7
8
A0
A1
A2
GNDSDA
SCL
WP
VCC
R473
1K 1/16W 5%
T4P 6
HSIN4
CVDD_3.3
SPI_SI
GND
GIN-4
C407
0.1UF 16V
Q408
2N3906S-RTK/PS
Ext . 1.8V
in
1920x1080
key3
T1M 6
VSIN4
5V_DET
Q407
NC/ 2N3906S-RTK/PS
CVDD_3.3
C415 NC/ 0.1U F 16V
CN 402
NC/CONN
1
2
3
4
5
6
T7M 6
FB409
NC/BEAD
1 2
FB407: NC
FB405: NC
C439,C444: NC
C445: NC
FB403,FB406 300 ohm bead
R407 3.9K OHM 1/16W
ADC_3.3
LED_GRN/BLUE
T2P 6
POWER_KEY #
EE_WP
R470 0R05 1/16W
T5M 6
VCC3.3
ADC_1.8
WP
SPI_CK
R410
10K 1/16W 5%
BIN-4
SPI_CE
DVDD
SPI_SO
R463 NC/ 100R 1/ 16W 5%
C429
NC/ 0.22uF16V
Mut e# 7
DDC_SDA4
VCC3.3
T0P 6
RIN+4
R403 NC/ 2K2 1/16W 5%
C406
0.1UF 16V
C413 0.1UF 16V
C408
0.22uF16V
R416
0R05 1/16W
5V_DET
key1
R468
2K2 1/16W 5%
R427 NC /3. 9K OHM 1/16W
Volume# 7
LED_GRN/BLUE
R462
1M 1/16W 5%
FB407: 300 Ohm bead
FB405: 300 Ohm bead
C439,C444: 2.2uF
C445: NC (if ripple in spec)
FB403,FB406: 0 ohm
ADD R416,
R411
SPI_CE
MSCL
U402
SST25LF020A-33-4C-SAE
1
2
3
4 5
6
7
8
CE#
SO
WP#
VSS SI
SCK
HOLD#
VDD
C431
0.1UF 16V
LEDB
CVDD_1.8
CN 407
CONN
1
2
3
4
5
6
7
VGA_DET4
DDC_WP 4
MSC L
DDC_SCL4
SPI_SO
LEDB
C451
10UF6.3V
R454
NC /4K7 1/16W 5%
T5P 6
key4
R428 3.9K OHM 1/16W
C439
2.2uF/10V
C401
0.1UF 16V
CN 408
NC/CONN
1
2
3
4
5
6
7
+5V
SPI_CK
MSD A
C410
0.1UF 16V
U401
NT68167FG/D
18
11
13
4
5
6
7
8
9
10
17
16
14
15
1 23 12
19 20
21
22
23
24
25 26
27
28
29
30
31
32
33
34
35
37
36
39
38
41
40
43
42
45
44
47
46
49
48
50
51
52
53
54
55
56
57
58
59
61
60
62
63
64
RSTB
DVDD_BIAS
MGND
BIN 1+
BIN 1-
SOG1I
GIN 1+
GIN 1-
RIN1+
RIN1-
PB5*/DDC_SDA* /TX
PB4*/DDC_SCL* /R X
HSYNCI1
VSY NC I1
ADC_3.3 ADC_1.8AGND
DVDD
P34 PA0/PWM2
PA1/PWM3
PB0/ADC 0
PB1/ADC 1
DGND
CVDD_3.3 CVDD_1.8
PA4*/PWM6*
PA5*/PWM7*
PWMA*/PC0*
P30/RXD
P31/TXD
T7P
T7M
T6P
T6M
T5M
T5P
T4M
T4P
T3M
T3P
TCLK1M
TCLK1P
T2M
T2P
T1M
T1P
T0M
T0P
DGND
P35
PWMB*/PC1*
PA7*/PWM9*
PA6*/PWM8*
PB3/ADC 3
PB2/ADC 2
PA3/PWM5
PA2/PWM4
SPI_CLK
SPI_SI
SPI_SO
SPI_CE
OSCI
OSCO
T0M 6
ADC_1.8
FB403
0R05 1/8W
T2M 6
R402
NC/ 0R05 1/ 16W
+5V
+5V
+
C445
NC 100uF/16V
T7P 6
X401
12MHz
1 2
KEY2_ESD
C433
0.1UF 16V
T6P 6
R450 100R 1/16W 5%
WP
MSDA
KEY1_ESD
CN 406
NC/CONN
1
2
3
4
5
6
C417 0.1UF 16V
C450
NC
VCC3.3
FB407
300 OHM
1 2
VCC3.3
FB404
120 OHM
R464 NC/ 100R 1/ 16W 5%
key2
R419 NC/ 1K 1/16W 5%
ADC_3.3
R408 NC /10K 1/16W 5%
D406 RLZ5. 6B
VCC3.37
VCC 3.3
R455
NC /10K 1/16W 5%
FB410
NC/BEAD
1 2
DVDD
GND
BL_ON 7
VCC 3.3
R471
10K 1/16W 5%
R405 100R 1/16W 5%
T6M 6
VCC1.87
POWER_KEY #
VCC3.3
C444
2.2uF/10V
TOUCH_PANEL
FB406
0R05 1/8W
R452 100R 1/16W 5%
C411 27pF 50V
R465
NC/ 4K3 OHM 1/16W 5%
CVDD_1.8
R474
1K 1/16W 5%
key2
FB405
300 OHM
1 2
RIN-4
C409 0.1UF 16V
C416 0.1UF 16V
LEDO
D404 NC/RLZ5.6B
T1P 6
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