LG 43LF510A Service Manual page 20

EAX66783401
LB56H/LT56H
HDMI1_HPD
HDMI1_CK-
HDMI1_CK+
HDMI1_D0-
HDMI1_D0+
AVDD_MOD_1
VDDC_3.3
C503
0.1uF
HDMI1_D1-
HDMI1_D1+
HDMI1_SDA
HDMI1_D2-
HDMI1_D2+
HDMI1_SCL
VDDC
C521
0.1uF
VDDC_3.3
AVDD3P3_ADC
C514
0.1uF
C520
R510
0.047uF
33
COMP_PB
C508
1000pF
R504
33
COMMON_VIN
R505
C509
33
0.047uF R512
68
COMP_PR
R509
C513
33 0.047uF
R503
C507
AV2_VIN 33
0.047uF
R500
C502
33 0.047uF C519
R511
68
0.047uF
MNT_VOUT
AU_3.3V C518
0.1uF
L500
120-ohm C517
C516
0.1uF
10uF
C505 2.2uF
COMMON_LIN
C506 2.2uF
COMMON_RIN
C511 2.2uF
AV2_LIN
C512
2.2uF
AV2_RIN
C501 R502
220pF 220K
R506
100
MNT_L_AMP
MNT_R_AMP
R507
100
C500 R501
220pF 220K
X500
C504 R508
24MHz 1M 3.3V_DMPLL
8pF
GND_2 X-TAL_1
4 1
X-TAL_2 GND_1
3 2
C510
8pF
Closed to SoC
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
MAIN SOC
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
R520
4.7K
R519
100
R518
1K
DDCDD_CK
1
RX2N_D
2
THERMAL
RX2P_D
3
129
HOTPLUG_A
4
RXCKN_A
5
RXCKP_A
6
RX0N_A
7
RX0P_A
8
9
RX1N_A
10
IC500
RX1P_A
11
DDCDA_DA
12
RX2N_A
13 LGE6841 (ATV_13)
RX2P_A
14
DDCDA_CK
15
ARC
16
VDD
17
18
HSYNC1
19
BIN1P
20
SOGIN1
21
GIN1P
22
GIN1M
C522
23
0.047uF
RIN1P
24
VSYNC1
25
CVBS1
26
CVBS0
27
VCOM
28
CVBSOUT1
29
AVDD_AU33
30
AUREF
31
VAG
32
LINEIN_L1
33
LINEIN_R1
34
LINEIN_L3
35
LINEIN_R3
36
LINEOUTL3
37
LINEOUTR3
38
C515
0.1uF
C525
0.1uF
R521
R517
100
AVDD33_DEMOD
C530
100
0.1uF
R513
R514
100
100 R515 AVDD_DDR
10K
R516
C524 C528
0
0.1uF 0.1uF
OPT +3.3V_M
C526
220pF
50V
C529
22000pF
C523
C527 50V
33pF 50V
L501 33pF
100NH C531
OPT 0.1uF
Close to MSTAR
IF_AGC
Close to MSTAR
+3.3V_ST
*H/W OPTION
R523 R526
100 100
C533
R522
0.1uF R534
100
1K
R529 R530
R527
22 22
1K
R532
0
GPIO64
102
GPIO63
101
AVDD_MOD_4
100
USB0_DP
99
USB0_DM
98
SPI_CZ
97
SPI_DO
96
SPI_DI
95
SPI_CK
94
PWM3/GPIO25
93 R540
100
PWM2/GPIO24
92
R538
GPIO0
91
4.7K
R536
GPIO1
90 4.7K
GPIO2
89 R537
100
GPIO3
88
R535
GPIO4
10K
87
GPIO5
86
GPIO6
85
GPIO7
84
INT/GPIO65
83 R539
100
VDDC_2
82
LVB0M
81
LVB0P
80
LVB1M
79
LVB1P
78
AVDD_MOD_3
77
LVB2M
76
LVB2P
75
LVBCKM
74
LVBCKP
73
LVB3M
72
LVB3P
71
LVB4M
70
LVB4P
69
LVA0M
68
LVA0P
67
LVA1M
66
LVA1P
65
C532
0.1uF
C534
0.1uF
VDDC
VDDC_3.3
VDDC_3.3
HD FHD
HW_OPT LOW HIGH
+3.3V_M +3.3V_M
BIG INCH
FHD
R543 R545
4.7K 4.7K
HW_OPT1 HW_OPT2
HD SMALL INCH
R542 R544
4.7K 4.7K
INV_ON
RL_ON
VDDC_3.3
C535
0.1uF
USB_DP
USB_DN
SPI_CZ
SPI_DO
SPI_DI
SPI_CLK
FLASH_WP
HW_OPT2
POWER_SW
POWER_SW
PANEL_ON
HW_OPT1
EEP_SDA
EEP_SCL
POWER_DET
VDDC
C537
0.1uF
RXB0-
RXB0-
RXB0+
RXB0+
RXB1-
RXB1-
RXB1+
RXB1+
VDDC_3.3
C536
0.1uF
RXB2-
RXB2-
RXB2+
RXB2+
RXBCK-
RXBCK-
RXBCK+ FLASH_WP
RXBCK+
RXB3-
RXB3-
CS
RXB3+
RXB3+
SO/SIO1
WP
RXA0-
RXA0-
GND
RXA0+ RXA0+
RXA1-
RXA1-
RXA1+
RXA1+
155_ECI_M8RR
MSTAR Vcc
ST 1.26V
L503
+1.2V_VDDC VDDC
120-ohm
C541
10uF
6.3V
DDR 1.8V
L502
AVDD_DDR
+1.8V_M
120-ohm
C540 C547
10uF
4.7uF
6.3V
+3.3V_ST
ST 3.3V
L507
120-ohm
VDDC_3.3
C546
10uF
6.3V
L506
120-ohm
AVDD33_DEMOD
C545
10uF
L504
6.3V
120-ohm
AU_3.3V
C544
10uF
L505
6.3V
120-ohm
3.3V_DMPLL
C543
10uF
6.3V
IC503-*1 IC503-*2
AT24C256C-SSHL-T M24256-BRMN6TP
EEPROM(64K)
A0 VCC E0
1 8 1
IC503
A1 WP E1
2 7 2
+3.3V_ST
BR24G256FJ-3
A2 SCL E2
3 6 3
GND SDA VSS
4 5 4
A0 VCC
ATML_EEPROM ST_EEPROM
1 8
C549
0.1uF
A1 WP
R559 R560
2 7 16V
4.7K 4.7K
A2 SCL
EEP_SCL
3 6
R557
22
GND SDA
EEP_SDA
4 5
C548 C551 R558
22pF 22pF 22
READY
READY
ROHM_EEPROM
+3.3V_ST
SERIAL FLASH(2MB)
WINBOND
IC502
W25Q64FVSSIG
R552 CS VCC
SPI_CZ 1 8
100
C553
0.1uF
R551 DO[IO1] %HOLD[IO3]
SPI_DO 2 7 16V
100
R550 WP[IO2] CLK R562
3 6 SPI_CLK
100 100
GND DI[IO0] R561
4 5 SPI_DI
100
VCC
1 8
C552
0.1uF
HOLD
16V
2 7
READY
IC502-*1
SCLK
3 6 MX25L6406EM2I-12G
MACRONIX
SI/SIO0
4 5
H/W RESET
+3.3V_ST
POWER_DET
R553
470 C538
0.1uF
16V
C542
4.7uF
10V
R556
10
HW_RESET
C550
R555
0.1uF
470K
16V
2015/03/03
MAIN SOC 5 8
LGE Internal Use Only
VCC
8
WC
7
SCL
6
SDA
5