LG 19LH2000 Service Manual page 25

Block diagram
Only for 37LH4000
VCC VDD
VCOM
P-Gamma IC
BUF16821 GAMMA
IC402
FRC_3.3V
FRC_1.8V
TCON with FRC
FRC_1.26V
LVDS (10Bit)
FRC IIC
FRC Reset
Panel 12V
LVDS Wafer P
From Main
Board
37 GIP Block Diagram
37 GIP Block Diagram
To Left LCD Panel
mini-LVDS Wafer P
DDR_A_D[0:15]
DDR_A_A[0:12]
DDR_B_D[16:31]
MST7327N
DDR_B_A[0:12]
IC101
SPI_CZ/CK & DI/DO
Left mini-LVDS (8Bit)
Right mini-LVDS (8Bit)
GVST
GVDD_EVEN
GVDD_ODD
GCLK1~6
DDR2 SDRAM
(512MB / 533MHz)
DDR2 SDRAM
HYNIX
(512MB / 533MHz)
IC201
HYNIX
IC202
In different
Serial Flash
W25X32VSSIG
IC102
VCC
VCC
Multi Channel
VDD
DC/DC Converter
VGH
TPS 65161
IC401
VGL
M+S T-Con Block
*M+S : Main B/D + T-con B/D
To Right LCD Panel
Shifted level
(HIGH=VGH/Low=VGL)
VST
Level Shifter
VDD_EVEN
MAX17108
VDD_ODD
IC403
CLK1~6
VDD VGH VGL VGH
DC/DC Converter
FRC_1.26V
FRC_3.3V
BD9130
IC301
LDO
FRC_1.8V
SC4215
IC303