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DC/DC Block

Regulator

2.5V

3.3V

 

 

Regulator

 

 

 

12V(Inverter)

Tx+/-,Hs,Vs,CLK,DEN

Module Power (5V)

LVDS Tx

GM5020

 

 

 

 

ADC

 

 

 

 

 

 

EEPROM

 

 

 

 

 

 

+ PLL

 

 

 

 

Scaling

 

(SYSTEM)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OSD

MCU

 

To Inverter

12V

BRT-CTL

INV-CTL

BLOCK DIAGRAM

12V

5.0V

POWER BOARD

90-264V

AC INPUT

Analog

Signal

(H/V Sync)

(R,G,B)

DSUB

DDC

(EDID)

HSYNC SDA, SCL

Page 8
Image 8
LG Electronics LCD 782LS service manual GM5020, Block Diagram