第三章整机各组件框图及信号流程介绍第一节主板框图及信号流程介绍HiD29286HB属于数字窗高清系列电视,它的主板机芯板电路包括:一体化频率...
模拟立体声自动增益控制音量控制1音量控制1输入端口输入端口音量控制2音量控制2音调音调偏置IIC总线接口左音道输出左音道输出参考电压A通道...
16VPCLK.HS.VSKA-BLKHS(15K)M-SW场同步整形QN101/2A/D转换MST9883变频处理PW1225预视放处理KA2500嵌位处理74HC123TVVD+5V供电RGB→YUV矩阵...
TMPA8809CSN(MCUV/C/D解码)CPU、RAM、ROM、OSD、中放、视频检波、AGC/AFT、伴音鉴频、亮色分离、亮度处理、色度解码、基色矩阵、同步分离、...
故障现象:无图、无声、无光栅、开关电源输出正常(135V、18V、15V、12V)判断是否处于待机状态(测IC001第(64)脚电压)查行管Q403是否正常...
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6416362616059585756555453525150494847464544434241403938373635343311122334455667788991010111112121313141415151616171718181919202021...
H/VH/VsyncSyncSwitchHEF4052ProcessingLVX14ADCAD9883AScalerMX88284LVDSTXDS90CF383AMEMORY32MSDRAMOSDVideoSwitchPI5V33QCOLORDECODERTD...
第1页共27页第三章整机各组件框图及信号流程介绍第一节主板框图及信号流程介绍HiD29158SP主板机芯板电路包括:一体化数字高频调谐器、伴音...
123456ABCD654321DCBATitleNumberRevisionSizeBDate:16-Feb-2006SheetofFile:I:\6t19\6t19.DDB框图DrawnBy:SM602ADV7400SDRAMHSVSY[0..7]U[...
R0G0B0181614场输出IC302:TDA8177CRT行输出/Q401FBT/T403CRT板视频放大电路:Q521~Q526V.DYH.DY阳极高压BGR数字板微处理器:TMP93CS45/UD16...
5544332211DDCCBBAATUNER_VCCDVDD3.3VDVDD3.3V1.5V5VVGA_AUDIOLRIP101ATX-TX+RX-RX+RMIIDDR3128*16BK_ADD(0...12)DATA(0...15)C(0...8)VCCG...
5544332211DDCCBBAA3.3VSTB24V1.27Amax1.40A750mAmax790mA216mAmax170mAHDTV1080i300mA240mAHDTV1080i900mA25mA170mA240mA1339mA330mAmax83...
5544332211DDCCBBAAPANEL_ONHSVSVSVGA-RXVGA-TXDDC-SCLDDC-SDADDC-SDAUART-RXUART-TXUART-TXUART-RXVGA-TXHSDDC-SCLHDMI1_DETHDMI2_DETVCC1...
5544332211DDCCBBAAHSVSHSVSVGA-RXVGA-TXVGA-SCLVGA-SDAUART-RXAV2-VAV2-LAV2-RAV1-VVGA-TXUART-TXSIS_CVBS0_FILSIS_LINE_OUT1_LSIS_LINE_O...
5544332211DDCCBBAAPW_ONBK_ONPDIMVDIM24V+12V+5V3.3VSTB24V3.3VSTBVCC1.5VVCC3.3VVCC1.26VTitleSizeDocumentNumberRevDate:SheetofJYF
5544332211DDCCBBAA24V/1AMAXforAUDIOAMP0OHM1A0OHM/NCLC/NCAS1117800mA,5VSOT2235V/200mAforTUNER200mA200mA1.8A5V/700mA5V/1.8AforUSBDC_...