LG 32LT75/76 - Page 25

LGE Internal Use OnlyCopyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
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74LCX157
MUX
TS_SEL
74LCX157
MUX
74LCX157
MUX
From D- tuner FE_TS1_DATA
Descrambled TS
TS1_DATA
A
B
L A
H B
To STi5100
74LVC541
3state
buffer
74LVC245
Transceiver
With direction
3state
74LVC541
3state
buffer
TS_SEL_CI
L->
->
->
->
->
->
->
->
->
->
->
->
enable
H disable
FMI_D
FMICS1
D_T/ R (dir)
74LCX373
Latch
74LCX373
Latch
CI_CS
FMI_A
CI_LATCH
LB input
HA input
A
B
Lenable
HZ
Lenable
HZ
Lprevious
H enable : FMI_A = CI_ADDR
CI_TS_DATA
Descrambled TS
CI_ADDR
CI_DATA
From D-tuner FE_TS1_DATA
Scrambled TS
From D-tuner FE_TS_DATA
Scrambled TS
DescramblerDescrambler
CI Module
smart card
interface
Microprocessor
CI_TS_DATA
Descrambled TS
Scart
1
Scart
1
Scart
2
Scart
2
cxa2069q
cxa2069q
MSP4450K
MSP4450K
TV_L/ R out(3,1pin)
DTV/MNT_LROUT(3,1pin)
Scart1_Lrin(6,2pin)
Comp
J1200
Comp
J1200
PC-audio
J1100
PC-audio
J1100
PC_AudioLR
Comp_Rin/Lin
Av2
J1201
Av2
J1201
Side AV
P1400
Side AV
P1400
AV2_Lin/ Rin
Lin5/ Rin5
AV_L/ R out
ANX
9021
ANX
9021
STi5100
STi5100
DTV_Lout
DTV_Rout
74LCX157
MUX
74LCX157
MUX
33
33
DVB/ PAL
Tuner
TDFC-G106P
DVB/ PAL
Tuner
TDFC-G106P
DVB/ PAL
Tuner
TDFC-G106P
DVB/ PAL
Tuner
TDFC-G106P
SIF
AM-Audio
For SECAM
TS1
uPD61151
Encoder
uPD61151
Encoder
JM20330
SATA Bridge
JM20330
SATA Bridge
TS1
FMI_BUS
DATA 16bit
MC33078
MC33078
CS5331
ADC
CS5331
ADC
DVR_L/ R
33
HDD
HDD
STA333W
AMP
STA333W
AMP
33
SPDIF_MSP
SPDIF_STI
SPDIF OUT
J400
SPK_L_OUT
3pin wafer
SPK_R_OUT
4pin wafer
Analog Signal
I2S
SPDIF
SIF
MCLK
4. CI slot composition
5. i-DTV PVR AUDIO PATH