50PC5D-AB (CHASSIS:PB73B) - LG TV Service Manual (repair manual). Page 32

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ATI
X260
MPEG2 Decode
AC3 Decode
DTS bypass
SIF 
Demod
SRS 
TruSurround
Dolby pro Logic
BBE
Treble/bass control
Balance control
Volume control
ATI
X260
MPEG2 Decode
AC3 Decode
DTS bypass
SIF 
Demod
SRS 
TruSurround
Dolby pro Logic
BBE
Treble/bass control
Balance control
Volume control
MSP4450K
MSP4450K
COMP1
RGB(Phone jack)
COMP2 
AV1 
AV2 
MNT Out L/R
2
NTP3000
PWM Modulator & 
Digital audio signal
Process &
Digital Amp.
3
1
Speaker L
Speaker R
2
2
1
X260_SPDIF_OUT
SPDIF OUT
SPDIF_OUT
1
I2S (DATA, LRCLK, SCLK)
3
L/R
2
2
2
2
2
I2S
3
1
LC
LPF
LC
LPF
LC
LPF
LC
LPF
Rx_HDMI_SPDIF
SIF 
1
Data/CLK/Valid/Error/Sop
TP1 
12
TPA
Tuner
HDMI2
8
8
HDMI3
Rx C/0/1/2 
±
Rx C/0/1/2 
±
HDMI1
8
Rx C/0/1/2 
±
3:1 
DEMUX
3:1 
DEMUX
MST3361
2HDMI +
3ADC
MST3361
2HDMI +
3ADC
8
CS8416
SPDIF Rx
SPDIF =>I2S
CS8416
SPDIF Rx
SPDIF =>I2S
I2S (DATA, LRCLK, SCLK)
3
AUD_MCLK
I2S (DATA, LRCLK, SCLK)
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