LG 55LM6200 (CHASSIS:LA22E) Service Manual ▷ View online
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GP4 Backend block diagram (EPI & T-Con)
Main SoC
MTK
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
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]
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GP4 Backend block diagram (LVDS Tx & Local Dimming)
LVDS Tx
Block
Main SoC
MTK
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
• 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]
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◈ CONTENT ◈
1. ‘2011 Product line-up and features
2. Model naming and tool option
3. New features
4. Main PCBs
5. Block Diagrams, IIC Map
6. Structure of TV set and connection of sub ass’ys
7. New sub ass’ys
- Instruction of new sub ass’ys
- How to use tool
- Download
8. Adjust way of new features
9. Repair guide
10. The latest issue and concerning issue
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Interconnection - 1
1
Main PCB
2
Power Board
3
IR+Soft touch PCB
T-con Driver
1
2
3
4
5
Main / LPB 24Pin cable
Main / Module LVDS Cable
LED driver / PSU
10Pin (IR+Touch) Cable
SPK Cable
[PCBs]
[Cables]
1
2
3
1
2
3
4
5
6
47LS5700-UA
7
RF Assy Cable
6
8
WIFI Assy Cable
7
4
5
4
RF Assy
5
WIFI Assy
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