Read LG 55LH80YD (CHASSIS:LB91F) Service Manual online
LGE3369A
RGB
COMPONENT1
AV1
AV1_CVBS_IN
DSUB_ R/G/B
TUNER_CVBS
TS_DATA[0:7]
SPDIF
SPDIF_OUT
DSUB_H/VSYNC
AUDIO IN
DGB_TX/RX
USB
PCM_A[0:7]
ADDR_D[0:15]
BDDR_D[0:15]
ADDR_A[0:12]
USB Power
BDDR_A[0:12]
USB_DM/DP
HDMI
1/2/3/4R
ear : 3
Front :1
1/2/3/4R
ear : 3
Front :1
TMDS[0:7]
HDMI_CEC
HPD
5V_HDMI
5V_HDMI
I2S
30P Wafer : rear jack
b’d & main b’d (P1200)
b’d & main b’d (P1200)
Service
only
only
For
wireless
wireless
HDMI In
HDMI
Out
I2C
IR (For test)
LVDS
TTL
I2C
SPI_CK/CS/D0/D1
Rear jack b’d
IF
TUNER_SIF
COMPONENT2
AV2
AV2_CVBS_IN
COMP1_Y/Pb/Pr
COMP2_Y/Pb/Pr
Chip Tuner
(XC5000)
Demodulator
(CE6355)
RS-232C
(MAX3232CDR)
HDMI Splitter
(PI3HDMI1210)
HDMI
Transmitter
(SiI9134)
LVDS Receiver
(THC63LVD1024)
Serial Flash
For Boot
DDR2 SDRAM
(1Gbit)
HYNIX
HYNIX
DDR2 SDRAM
(512Mbit)
HYNIX
MICOM
Weltrend
NAND Flash
HYNIX
(64MB)
EEPROM
AT24C512
MIC2009YM6-TR
USB Power
HDMI
4:1 Switch
(TDA9996)
MEDIA-BOX(SIMPLE)
Block Diagram
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