DOWNLOAD LG 72LM9500-DA (CHASSIS:LT23J) Service Manual ↓ Size: 8.86 MB | Pages: 72 in PDF or view online for FREE

Model
72LM9500-DA (CHASSIS:LT23J)
Pages
72
Size
8.86 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
72lm9500-da-chassis-lt23j.pdf
Date
PREV: LG 72LM950V-ZA / 72LM950W-ZA (CHASSIS:LD23E) Service Manual

LG 72LM9500-DA (CHASSIS:LT23J) Service Manual ▷ View online

L9A
L9D
USB2.0x3
DDR3 X 3
16
16
16
eMMC
8
HDMI1
HDMI2
HDMI3
HDMI4
HDMI
(1 Ch)
CVBS
(
8
Ch)
Audio L/R
(5 Ch)
SIF(1 Ch)
CVBS-Out
SCART
Line-Out
SCART
Component
(2 Ch)
PC-RGB
(WUXGA)
I2S
CVBS(CHB)
TS In(CHB)
MICOM
IR
Keypad
HDMI
SW
RMII
PHY
SPIDF_OUT
Built-in WiFi
CI Slot
EB_DATA
Ethernet
TXA/B
51Pin LVDS
Motion-R
M-Remote_R/TX
AUD
BB_TP_DATA
CHB_DATA
DAC_DATA
AAD_DATA
HSR_P/M
L9 Block Diagram (L9-B0 Features)
DTV TS
L9 A0 board TS operating block diagram
L9
A0
[P_TS out]
[P_TS in]
CI
[P_TS out]
[P_TS in]
L9
A0
[P_TS out]
[P_TS in]
CI
[P_TS out]
[P_TS in]
L9
A0
[P_TS out]
[P_TS in]
CI
[P_TS out]
[P_TS in]
TS High-Z
TS Output
TS Output
[ external demod with CI for T2/S2]
[ external demod without CI for T2/S2]
tuner
tuner
tuner
L9
A0
[P_TS out]
[P_TS in]
TS High-Z
tuner
CI
[P_TS out]
[P_TS in]
DIF
DIF
DIF
DIF
DVB-T/C/S2 by tuner 
-DVB-T/C   : L9 internal demod
-DVB-S/S2 : Built-in tuner demod
-L9 TS in/out fixed type
-L9 TS out : No high impedance 
IC2400
IC2401
L9 B0 board TS block Countermeasures 
CI
Tuner
DIF for T/C
Parallel TS out for T2/S2
T/C demod
TS parser
Parallel CI TS out for T/C/S
Parallel CI TS in
demod
◇ Parallel TS out pin 
Æ in/out pin change
- CI TS out port need to handle the high impedance. (Clock pin a separate control) 
- tuner TS out High impedance required treatment.
- CI out TS for SDT parsing and demod out TS should be able to handle both. 
TUNER
DEV_H/NIM
TU2201 / TDSS-H151F
DEV_CHB
TU2203 / TDSQ-H051F
DEV_T2/C/S
TU2202/TDSQ-G251D
TUNER_SIF      
IF_AGC 
TU_CVBS 
IF_AGC 
CHB_CVBS
CHB_ERR 
CHB_SOP 
CHB_VALID 
CHB_CLK 
CHB_DATA
FE_TS_DATA[0-7] 
FE_TS_SYNC 
FE_DVB_ERR 
FE_TS_CLK 
FE_TS_VAL
Buffer
IC904
74LVC245A
CI Slot
LNB Part Allegro
IC2300/ A8290SETTR-T
LNB_OUT
LNB_TX
I2C_SCL4/ SDA4
CI_DATA[0-7]
L9D
L9A
RF_SWITCH_CTL 
TUNER_RESET 
I2C6_SCL/SDA
/S2_RESET
Buffer
IC903
74LVC16244ADGG
/CI_CD1,2 
CI_TS_DATA[0-7] 
CI_TS_CLK    
CI_VAL  
CI_TS_SYNC 
/PCM_CE1,2 
TPO_DATA[0-7] 
CI_ADDR[0-14]
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