Text preview for : BLOCK DIAGRAM.pdf.pdf part of LG MZ42PZ13 Plasma
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1. VSC
MONOSTABLE MULTIBIB. (74LS123) SOG_OUT RGB 3 CLAMP_AD MEMORY (6M-BYTE)
RGBHV 5
VIDEO SWITCH A/D CONVERTER H PLLH/CLK 2 (JAG200) H/V/DE/CLK V H RGB 3 H/V 2 5 RGBHV H V 5 H/V/CLK/ HBLK/VBLK Clamp COLOR CONTROL & VIDEO SWITCH (CXA2101Q) (GEN. CLAMP) DEINTERLACE (FLI2200) ENHANCER (FLI2220) EPLD DISP_EN 4 (CXA3516R) Buffer (74F574 x 4) SCALER 8 41P
(M52758FP)
RGBHV 5
3
H/V SOG
CVBS
YCbCr/ YPbPr
COLOR DECODER
Y/C
(VPC3230D)
H/V/ FIELD/ LLC1 4
BLOCK DIAGRAM
- 13 MEMORY (4M-BYTE) Y, Pb,Pr(MNT) 3 H/V 2 Y,U,V,H,V 5 (74HCT373)
AUDIO
PORT EXP (M62320X3)
RS232C
MICOM
DS232AS
R
Sound Processor ROM (AT29C010)
L
AUDIO AMP LA4282 (L & R)
(MSP3401G)
EEPROM X2416P
INPUT 110~220VAC 5V (ST-BY) DRIVE GND RELAY_ON MICOM 5V_MONI Vs_ON AC_ON 5V (MAIN) 5V MONITOR GND 30V RECTIFIER DRIVE & FLYBACK SWITCHING DC/DC CONV. GND 15V GND REGULATOR 12V GND Va O.V.P, U.V.P DETECTOR RECTIFIER & FILTER
2. POWER
FILTER (FOR EMI)
RECTIFIER
AC MONITOR
RECTIFIER
PFC CONTROL & DRIVE
PFC SWITCHING
RECTIFIER & FILTER
FILTER
- 14 DRIVE & FLYBACK SWITCHING DRIVE & FORWARD SWITCHING DRIVE & RCC SWITCHING DRIVE & RCC SWITCHING
GND
Vs
GND Vsetup GND -Vy GND