LG 50PX950 Service Manual page 37

Block Diagram – Main B/D
ISDB-T/
PAL/NTSC
CVBS waveform
COMP1
COMP2
RGB-PC
CVBS
AV1
CVBS
Side AV
L/R OUT
COMP 1 L/R
COMP 2 L/R
RGB-PC
Audio In
3D 입력 Format
Customer Oriented R&D
(PDP 3DTV)
Main_IF
MPEG_TS
Demodulator
MN884433
TU_CVBS
74F08D
L/R
TDA9996
(4x1,S/W)
I2C
NVRAM
Flash
KIA7029
Reset
(512MB)
SIF
MPEG_TS
XPT
Y/Cb/Cr
Y/Cb/Cr
R/G/B
Video
H/V Sync
Front
TU_CVBS
BCM3556
End
CVBS/Y/C
Audio
L/R
L/R
Front
End
L/R
Dual
TMDS0_RX+-
HDMI
Rx
HDMI_3D처리
24C16
X-tal(54M)
UPD78F
DDR2(512MB
DDR2(512MB
0513GA
)
)
(Micom)
RX/TX
RS232
<추가 Connection>
HD/SD
Video
Encoder
Audio
RS-232C
DSP
PIP
TAS5707
MCLK
I2S
(Digital
AMP)
(PK950)
USB
PHY
Dead IC when Standby
Audio
Local KEY,
EYE
LVDS (51Pin)
LR_DETECT
3D_SYNC
FPGA_RESET
5V_VCC
IR Emitter
SPDIF Out
HUB
PK550
BT Module
PK_PX950
LAN
Alive IC when
Standby
Video