Block Diagram - LG 55LH80YD-AB Service Manual

Block Diagram

Chip Tuner
(XC5000)
IF
Rear jack b'd
AV1
AV2
COMPONENT1
COMPONENT2
RGB
SPDIF
Copyright ⓒ 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Demodulator
(CE6355)
TS_DATA[0:7]
TUNER_CVBS
TUNER_SIF
30P Wafer : rear jack
b'd & main b'd (P1200)
AV1_CVBS_IN
AV2_CVBS_IN
COMP1_Y/Pb/Pr
COMP2_Y/Pb/Pr
DSUB_ R/G/B
DSUB_H/VSYNC
AUDIO IN
IR (For test)
DGB_TX/RX
RS-232C
(MAX3232CDR)
SPDIF_OUT
I2S
LVDS
SPI_CK/CS/D0/D1
ADDR_D[0:15]
ADDR_A[0:12]
BDDR_D[0:15]
BDDR_A[0:12]
LGE3369A
I2C
PCM_A[0:7]
I2C
USB_DM/DP
TMDS[0:7]
HDMI_CEC
HPD
5V_HDMI
MEDIA-BOX(SIMPLE)
HDMI Splitter
(PI3HDMI1210)
HDMI
Transmitter
LVDS Receiver TTL (SiI9134)
(THC63LVD1024)
Serial Flash
For Boot
DDR2 SDRAM
(1Gbit)
HYNIX
DDR2 SDRAM
(512Mbit)
HYNIX
MICOM
Weltrend
NAND Flash
HYNIX
(64MB)
EEPROM
AT24C512
USB
USB Power MIC2009YM6-TR
USB Power
HDMI
4:1 Switch
(TDA9996)
Service
only
For
wireless
HDMI
Out
HDMI
1/2/3/4R
ear : 3
Front :1
HDMI In
LGE Internal Use Only