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S-VIDEO
MEMORY
R,G,B,H,V PC (8M-BYTE)
M52758FP
(Video switch)
RGB- PC/
RGB- DTV
switching signals
input from two JAGASM
PC_R,G,B SII150
21P
types of image and (Scaler)
1. VSC Board
outputting them Highly Integrated, Mixed
(TMDS TX)
Signal Flat Panel Display
S_Y/ C
Processor
STB_R,G,B,H,V
DTV
DTV_Y,Pb,Pr
Y,U,V
CONTROL
RGB INPUT/
VPC3230D
H,V
Y,Cb,Cr (Color decoder)
PIP_Y,U,V
H,V
4H comb filter Y/C Y0~7/C0~7 FLI2200 FLI2220
separator (Deinterlace) (Enhancer)
R,G,B
PC_V,H
COMPONENT
- 13 -
STB_Y,Pb,Pr
DTV_R,G,B,V,H
DTV_Y,Pb,Pr
MEMORY ADV7123
CVBS
(4M-BYTE)
BLOCK DIAGRAM
Audio_R,L
R,G,B
H,V R,G,B,H,V
AC INPUT
CXA2101Q EPM7064
(Color control (Gen.
H/V
& Video SW.) Clamp)
DTV_Y,Pb,Pr
base band signal &
RGB signal
processing / video
MSP3401 switching
Audio_R,L Audio_R,L LA4282
(Audio signa
(Audio AMP)
INPUT
AUDIO
pocess, S/W)
SPK OUT
EPROM VIDEO SCAN CONVERTER
PFC
5 V mo ni
VS on
EMI TINY ST-BY St-by SOUND FAN VSC
RECTIFIER
FILTER 255P Trans 5V
2. POWER Board
~ Sound
CTL Pack 30V
RUSH Step down
Rush CTL VSC
CONTROL Regulator
12V
SI-8120S
VSC
VS on
TINY Auxillary 16V
Aux. Step down
255P Trans 16V VSC
POWER RL on Regulator
6V
CONTROL FLY BACK MODE SI-8050S
Power STR-
PFC PFC
RECTIFIER Switching F6668B Fly
INDUCTOR 380V
FET + Wheel Panel
Ctl 5V LOGIC
MULTI DIODE
TRANS
PFC Pack
Panel
UC 3854 Drive 5V DRIVE
HIGH POWER FACTOR
- 14 -
PREREGULATOR DC-DC
Zero Current Resonant Mode
PANEL
VA Pack
UC 3863 Power
Resonant power supply mode VA
FET ADRESS
IR 2113S 72-80
2sk2837
High speed power FET driver
VS Pack
UC 3863 Power
VS
Resonant power supply mode FET SUSTAIN
170-185
IR 2113S 2sk2837
High speed power FET driver