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1、投影機硬體線路 基本介紹,林進興-Vincent Lin 3/27/2005,投影機硬體線路方塊圖 主要標準簡介 主要IC功能簡介 其他功能簡介 System Check List,投影機硬體線路方塊圖,投影機硬體線路方塊圖,主要標準簡介,Computer Graphics Resolution,主要標準簡介,Computer Graphics Resolution,主要標準簡介,Video Standards,Color System : NTSC/PAL/SECAMHDTV Resolution480p - 854x480576p 1024x576720p 1280x7201080p 19
2、20x1080Video input I/O terminalsComposite video(CVBS) : RCA jack x1S-Video(Y/C) : Mini DIN 4-pin x1Component Video(YP6Pr) : RCA jack x3,主要標準簡介,何謂EDID?Extended Display Identification Data (VESA standard) 何謂IIC bus? 何謂DVI,HDCP,HDMI?DVI : Digital Visual Interfacecreated by the Digital Display Working G
3、roup(DDWG)HDCP: High-bandwidth Digital-Content ProtectionHDMI: High-Definition Multimedia Interface,How DLP Works,主要IC功能簡介,ADC Chip ADI AD9883Triple 8-bit ADCOn chip PLL for generating a pixel clockProgrammable gain ,offsetSync processing for composite sync and sync-on-green DVI Receiver Chip Silico
4、n Image SiI 141/151/161/169SiI 169 support HDCPADI AD9882/AD9887 - Combined ADC & DVI Receiver TMDS Low Voltage Differential Signal receiver,How DLP Works,主要IC功能簡介,Video Decoder Chip -Philips SAA7117/7118/7119, Micronas VPX3226A digital multi standard video decoderSupport CVBS / S-Video / Component
5、/ SCART inputBrightness / Contrast / Color / Tint adjustmentSystem Controller - Pixelworks PW166/463 Auto SyncFrame rate converterImage scalingProgrammable Display Timing Generator,How DLP Works,主要IC功能簡介,System Controller - Keystone correctionOSD GeneratorPIPDe-interlacingDMD Component Set -TI DDP10
6、00/DAD1000DDP1010/DAD1000DDP2000DMD Driver IC,How DLP Works,主要IC功能簡介,De-interlace chip Silicon Image SiI504Transfer interlace signal to progressive signalMotor DriverAllegro A8902/8904Color wheel motor controller/driverDigital Temperature Sensor - NS LM75EEPROM - Microchip 24LCXXFor EDIDFor storing
7、user adjustment parameter,How DLP Works,主要IC功能簡介,RS-232 Line Driver/Receiver-MAXIM MAX3232 Audio ProcessorPhilips TDA 8425Volume/Balance/Bass/Treble/Mute controlMicro-ControllerPIC16C57,8051For stand-by control,How DLP Works,其他功能簡介,Protection DeviceBi-metal thermal switchTemperature sensorFan Lock d
8、etectionInterlock switch Remote Controller : IR/RF TypeRemote Mouse : RS232/USB Type,System Check List,All powers level and noise.Power sequence.All clocks jitter.Data bus signal to clock set-up time and hold time All H-sync,V-sync,DCLK.Reset signal sequence.Color wheel index Level,Frequency,Jitter.IR signal noise when lamp on.Lamp Sync.DAD1000 output voltage VBIAS,VRST and VCC2.,
