Read LG 47LS5700 (CHASSIS:LJ22E) Service Manual online
5. Block Diagram for Low-end models( Main B’D)
SIDE
USB
(JK1450)
HDMI3
(JK803)
CK+/-, D0+/-, D1+/-, D2+/-, D3+/-_HDMI4
DDC_SCL/SDA_4
SIDE_USB_DM/DP
USB1_OCD/CTL
OCP IC : AP2191DSG
(IC1450)
+5V_USB1
Serial Flash
(8Mbit)
IC1401
SPI_SCK/SDI/SDO/CS
(P705)
3
0
P HD LVDS
w
a
fer
5
1
P FHD LVDS w
a
fer
(P703)
RGB-PC
(JK1104)
PC-AUDIO
(JK1102)
REAR
HDMI2
(JK802)
HDMI1
(JK801)
Component1
Component2 & AV
(JK1601)
SC1/COMP1_L/R_IN
COMP1_Y+/Pb+/Pr+
COMP2_L/R_IN
COMP2_Y+/Pb+/Pr+, AV_CVBS_IN
Ethernet
(JK2100)
SPDIF_OUT
PC_L/R_IN
DSUB_R+/G+/B+, DSUB_H/VSYNC
CK+/-, D0+/-, D1+/-, D2+/-, D3+/-_HDMI2
CK+/-, D0+/-, D1+/-, D2+/-, D3+/-_HDMI1
DDC_SCL/SDA_1
DDC_SCL/SDA_2
EPHY_RP/N, EPHY_TP/N
SPDIF(Optic)
(JK1103)
System EEPROM
(256Kbit)
IC104
I2C_SCL/SDA
NAND FLASH
(1Gbit)
IC102
PCM_A[0-7],…
DDR3 SDRAM
(1Gbit)
IC1201, IC1202
A-MDQL[0-7], A-MDQU[0-7],…
B-MDQL[0-7], B-MDQU[0-7],…
B-MDQL[0-7], B-MDQU[0-7],…
RXA0+/-~RXA4+/-, RXACK+/-
RXB0+/-~RXB4+/-, RXBCK+/-
RXB0+/-~RXB4+/-, RXBCK+/-
SPK_R
SPK_L
AMP_SCL/SDA
AUD_MASTER_CLK,
AUD_LRCH,
AUD_LRCK,
AUD_LRCK,
AUD_SCK
NTP-7500L
(IC501)
Main SOC
(LGE2111A)
(IC101)
10P
connector
P2401
SENSOR_SCL/SDA,
KEY1/2, LED_B, IR
TU_SCL / SDA
SIF
FE_TS_DATA[8]
CVBS
LJ21B/LT21B Model : LM58, LM46, LS46, LS40, LS56
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