Philips 43PFL4902/F7 - Page 40

9-2
2. Video/Audio Block Diagram
DIGITAL AUDIO OUT (OPTICAL)
DIGITAL MAIN CBA UNIT
TO SYSTEM CONTROL BLOCK DIAGRAM
TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM
VIDEO SIGNAL
AUDIO SIGNAL
AUDIO(L)-IN AUDIO(R)-IN
JK3705
Q3803
MUTE
AUDIO(L)-IN
AUDIO(R)-IN
HP(R)
HP(L)
SPDIF
HP-DET
HP-MUTE
JK3708 HEADPHONE JACK
Q3805
Q3804
MUTE
MUTE
DRIVE
IC3801 (AUDIO AMP)
SP-MUTE
SP3802 SPEAKER R-CH
CN3801
SP3801 SPEAKER L-CH
MCLK
S DATA
BCLK
LRCLK
4SP(R)+ 3SP(R)- 2SP(L)- 1SP(L)+
7 1 2 3
8
13
MUTE
DRIVE DRIVE
PWM MODULATOR
23 19
DRIVE DRIVE
4
X4 OVER SAMPLING DIGITAL FILTER
I2S INTERFACE
DIF-OUT1 DIF-OUT2
IF-AGC
IC9001
10
22
11
IF-AGC
4
OUTPUT I/F
DSP /FILTER
PGA ADC
RF AGC
JK9301 ANT-IN
(DIGITAL/ANALOG TV TUNER)
COMP-DET
COMPONENT -Y/VIDEO-IN COMPONENT -Pb-IN COMPONENT -Pr-IN
JK3706
JK3704
COM-VIDEO-Y/VIDEO-IN
COM-VIDEO-Pr-IN
COM-VIDEO-Pb-IN
PL17.06BLVA