Acer VZ.J9000.001 Datenblatt PDF herunterladen (Seite 15)

15

System Block Diagram

Figure 2 Main board & Input board BLOCK DIAGRAM

Main Board

A/D converter

D-Sub in

RGB analog signal

YPbPr

D-Sub

out

Triple

video

DDP ASIC

DLP Image

Processor

RGB888

24bits

Digital Signal

NTSC/PAL

/SECAM

Video Decoder

YUV422

10bits

Digital

Signal

Color Wheel

Motor Driver

RAM

DMD Power

and

Reset Driver

DMD

MBRST(0:15

)

32

M Flash

Memory

S

-

Video

CVBS

I

IR

Hardware Architecture

Keypad

Circuit

Input

Source

Circuit

EMI

Filter

Main

Operation

Circuit

Ballast

Module

Fan Driver

Circuit

PFC Circuit

Lamp

Door

switch

From AC

socket

To Lamp

Thermal break

sensor Circuit

CW Index

sensor

board

Figure 1 Hardware Architecture

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 ... 95 96

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