DOWNLOAD LG 55LM6400 (CHASSIS:LJ22E) Service Manual ↓ Size: 8.5 MB | Pages: 85 in PDF or view online for FREE

Model
55LM6400 (CHASSIS:LJ22E)
Pages
85
Size
8.5 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
55lm6400-chassis-lj22e.pdf
Date
PREV: LG 55LM6400 (CHASSIS:LA22E) Service Manual

LG 55LM6400 (CHASSIS:LJ22E) Service Manual ▷ View online

Main SoC
IC7700
TPS65178
50Pin
EPI LEFT
50Pin
EPI RIGHT
GMA[1][3][9][10][12][14][15][
16][18]
GMA[4][5][7][12][15]
EPI_L
OC
K3
TXA1N/P, TXACLKN/P, TXA4N/P
EPI 
CH1/2/3
EPI 
CH4/5/6
TXA0N/P, TXB1N/P, TXB2N/P
Z_OUT
Vcore
VDD
H_VDD
Vcore
H_VDD
VDD
VCC18
VCC18
VCOMLFB 
VCOMRFB 
EPI_LOCK6 
EPI_LOCK6_SOURCE
VCOM_DYN
PMIC_RESET
I2C_SDA2
I2C_SCL2
[TCON7]
[TCON8]
[OPCTRL11]
[OPCTRL10]
5. Block diagram for Middle models(Backend)
* EPI & T-con (LM6400 ~ LM7600 Series)
LVDS Tx
Block
Main SoC
LVDS_SEL
BIT_SEL_LOW
51Pin
LVDS
Output
PANEL_VCC
(+12V)
41Pin
LVDS
Output
10-bit (R)
Dual-link LVDS Output
24
10-bit (R)
24
Dual-link LVDS Output
• LVDS_SEL : “H”=JEIDA, “L” or NC=VESA (LGD)
• BIT_SEL : “H” or NC = 10-bit, “L” = 8-bit
L/DIMO_SCLK 
L/DIMO_MOSI 
I2C_SCL1 
I2C_SDA1 
L/DIMO_VS 
[LDM_CK]
[LDM_VSYNC]
[STB_SCL]
[LDM_D0]
[STB_SDA]
5. Block diagram for Middle models(Backend)
* LVDS Tx & Local Dimming(LS57~ LM62 Series)
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],…
RXA0+/-~RXA4+/-, RXACK+/-
RXB0+/-~RXB4+/-, RXBCK+/-
SPK_R 
SPK_L
AMP_SCL/SDA
AUD_MASTER_CLK,
AUD_LRCH,
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
SIDE
USB
(JK1450)
SIDE_USB_DM/DP
USB1_OCD/CTL
OCP IC : AP2191DSG
(IC1450)
+5V_USB1
Serial Flash
(8Mbit)
IC1401
SPI_SCK/SDI/SDO/CS
REAR
HDMI2
(JK802)
HDMI1
(JK801)
Component1& AV
(JK1601)
COMP1_L/R_IN
COMP1_Y+/Pb+/Pr+, AV_CVBS_IN
CK+/-, D0+/-, D1+/-, D2+/-, D3+/-_HDMI2
CK+/-, D0+/-, D1+/-, D2+/-, D3+/-_HDMI1
DDC_SCL/SDA_1
DDC_SCL/SDA_2
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],…
RXA0+/-~RXA4+/-, RXACK+/-
RXB0+/-~RXB4+/-, RXBCK+/-
SPK_R 
SPK_L
AMP_SCL/SDA
AUD_MASTER_CLK,
AUD_LRCH,
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
TDSN-B001F
FULL NIM
FE_TS_DATA[8]
CVBS
LJ21C/LT21C Model : LM34, LS35, LS34, CS46, CS56
(P705)
3
0
P HD LVDS 
w
a
fer
5
1
P  FHD LVDS w
a
fer
(P703)
5. Block Diagram for Low-end models( Main B’D)
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