LG 55LH80YD-AB Service Manual page 66

Block Diagram
DDC(2line)
TMDS(8line)
HDMI
CABLE
Power
CABLE
(8p)
Copyright ⓒ 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
D[35:0]
H/VSYNC
DE
SiI9134
IDCK
HDMI
MCLK/SCK/W
Transceiver
I2S(4line)
SPDIFO
I2C(2line)
INT
RST#
Micom
I2C(2line)
(PIC32MX340F256H)
XTAL XTAL
(27MHz) (27MHz)
VCXO VCXO
Video Video Audio Audio
PLL DAC PLL DAC
VCLK I2C ACLK I2C
SB9121
Network
S
Processor
Embedded
CPU
SPI Bus
INT MX1605
Serial Flash
RST#
ADCI_P/N
ADCQ_P/N
PCLK_P/N
OSC
(54MHz)
SB9111
RF
SLEEP
XTAL
Receiver
(3.6864MHz)
DACI_P/N
DACQ_P/N
RF Control
3.3V
2.5V
1.5V
1.2V
1.0V
RX MODULE
Power
Source
(5V)
LGE Internal Use Only