595wi互動投影儀-方案展示技術指導pj basictechnical training

愛普生中國（有限）公2015年2?CopyrightSeikoEpsonCorporation2

進氣風扇提供給

扇氣扇氣3音音圖圖Powerinput20W-50W453.

Dichroic

Prism

Valve光閥/液晶Condenserlens聚鏡

6MultilensMLAB)Polarizingplate偏振板Dichroicmirror分光鏡prepolarizer預偏振板LCD

WVProjectionlens投影鏡AutoirisPowersupply電源Thermistor熱敏電78Multilens多透鏡Integratoropticalsystem光線合成光線光線調光線收LCD

聚光

Multilens多透鏡

多透鏡Withmulti9Multilens:Integratoropticalsystem光線合成 PBS的原

Mirror反光S-Thephaseisconvertedby90°：Pwave→SPBS(2)PBSN-S-

LCD使最終亮度提升1.5倍 N LCD關（不通電）=白

S LCD開啟（通電）=黑畫LCD開啟（通電）=黑畫 DichroicmirrorDichroicmirrorPre-Polarizer預偏光100%isPOP(PanelOnPOP（PanelonPrism嵌在棱鏡上的面板LCDＷＶWVS

LCD

N 可以提高對比ProjectionProjection ]普通鏡 遠心鏡

不論距離遠近，都能現(xiàn)統(tǒng)一的圖 Auto Lamp燈Lamp(1)Structure構Molybdenum

光罩燈杯TungstenMercury水

Arctube管Lamp(2)E-

Lossasfor[Normal 使用反光罩后亮度功效提Ballast(1)PowerON→LampThermistorFan風PowerUnit電 Ballast高壓LampControlpowersupply控制電

lamp

Detecthigh監(jiān)測溫度狀

Detectandcontrol檢測和控制風 Main Ballast(2)Ballastlighting開開準備準備高壓充B放充放充電就持續(xù)保持持續(xù)保持放電電

提供提供持續(xù)電對燈對燈泡亮度進收收到關機指切斷切斷電關 AB Powersupplyunit電源PowersupplyunitStructureofpowersupplyEMIEMI濾波

整流二極

Power功率因數(shù)修

DC/DCflybacktype

Converttodirectcurrent

Afterthevoltageisdecreased,thepowersupplyis dtothe mainmain熱敏電阻是使用金屬氧化物及其他半導體材料制的，受溫度影響會發(fā)生電阻變化的電用于風扇控制的電阻，是當溫度升高時，電阻阻值低的電 主 檢檢Fan風

監(jiān)測點panel等Thermistor(2)InstallationLCDpanelPBSPBSLCD故障對應連

PowersupplyPowersupplyunitIntake/ExhaustfanIntake/ExhaustfanColorOpticalpartsOpticalpartsDarkLCDpanel不開-Brokenpowersupply電源壞了

Brokenfan風扇壞了Brokenlamp燈泡了-Doeslampcoverbeclosed燈泡-Doescontrolpanelbe

Doesthethermistorbe傳感器連接正常嗎Doesthefanbeconnect風扇好了嗎BrokenMAB主板壞了自動關Brokenpowersupplyunit電

Hasnotintake/exhaustduct

IsthethermistorconnectedIsthefanconnectedwithacorrectposition風扇接對地方BrokenMAB主板壞了沒有圖-AVcableconnected信號線好了-IsthesettingofLCDpanelcableconnected液BrokenMAB主板壞色彩問常BrokeMAB主板壞-Isthesettingoftheoutputcorrect信號源沒問題特別是連接部分Deteriorationofopticalparts光學部件老化Dirtofopticalparts光學部件臟了DeteriorationofLCDpanel液晶板老化DirtofLCDpanel液晶臟了-部件損壞摔壞等畫面DeteriorationofLamp燈

-D