Panasonic TX-PR42S20 Service Manual

Also see for Viera TX-P42S20E: Operating instructions Service manual Operating instructions

Contents

Panasonic TX-PR42S20 Service Manual Manual pdf 33 page image

3311 Block Diagram11.1. Main Block Diagram(LED:8TIME)COLD(LED:6TIMES)(LED:7TIMES)HOT(LED:4TIME)P9PS SOS4DATADRIVERVSUSDATADRIVERP7P+5VBUFFER SOS8_SSSUSTAIN CONTROLSUSTAINSUSTAIN CONTROLSS21VIDEO DATAMAIN SW1 OPENP35RECTIFIERC11VSCAN GEN.SCSOS8_SSDATADRIVERMAIN SW2DATADRIVERCONTROLPULSEPOWERFACTORCONTROLSC2P+3.3VDATADRIVERVdaDATADRIVERVdaRELAYRECTIFIERSOS6_SC1SOUND15VSCAN DRIVESMVSUS VSUSVIDEO DATAVSUSP+3.3VSC41DATADRIVERDATADRIVERSC46DATADRIVERSM42SS2C23P11DATADRIVERP SSP+5VPOWER MICOM(LOWER)VIDEO DATAVAD GEN.VIDEO DATAVSUS GEN.VdaSS24SC-BOARDENERGY RECOVERYSOS DETECTSCANDRIVERSC20P+3.3VSCAN OUTSOS7_SC2DATA DRIVER (RIGHT)C10POWER SUPPLYC25SM46P+15VSUSTAIN CONTROLP+15VP+15VP34C1VE GEN.SC42DATADRIVERDATADRIVERVIDEO DATAF15VSUSTAIN DRIVEAC CORDP+15VVdaCONNECTORDATADRIVERF15VP6P+15VSTB5VDATADRIVERC2STANDBYVOLTAGERECTIFIERDATADRIVERPROCESSVOLTAGERECTIFIERP+5VP+5VSS33SUSTAINVOLTAGERECTIFIERSOS8_SSSS11C21P+5VSTB5VSCAN CONTROLVSET GEN.P+3.3V,P+5VP2VSUSSCANDRIVER SM41C20P-BOARDSOS DETECTSS-BOARDSOS DETECTDATA DRIVER (LEFT)ENERGY RECOVERYVdaSC-BOARDFLOATING PARTSOS DETECT(LED:8TIME)COLD(LED:6TIMES)(LED:7TIMES)HOT(LED:4TIME)PUSH(LED:12TIMES)(LED:12TIMES)(LED:6TIMES)(LED:5TIMES)(LED:3TIMES)(LED:8TIMES)(LED:7TIMES)(LED:4TIMES)AV IN I/FL/R OUTRNANDFLASHAV1,2EEPROMA32VIDEODATAL/RDCDCAUDIOCI ASICVDAC OUTDVB_RFPWM L/RPWM L/RRGB_CVBSA20A6STB1.2VP+15V+5V(P)P+3.3VSOUND SOSVIDEO DATASOUND SOS DETCIRCUITA7F15VV OUTV/R/G/BSTB5VSOUND15VSTB5V_MP+5VP+1.2VC.A.T.S SENSORP+1.2VOPTICALVSOS6_SC1L/RLVDS DATAP+15VSUB+3.3V DETP+3.3VK1A31SUSTAINCONTROLREMOTE RECEIVERSUB9VP+5VSUB9VDCDCDCDCTUNERRECEIVER+15V(P)AMPHDMI1-3SPEAKER(L)CONT.SOS6_SC1A11L/RSUB1.8VCI SLOTSTB3.3VSD CARD DATAL/R OUTSUB5VP+3.3VSUB3.3VP+3.3V DETC.A.T.S SENSORDCDCP+5VHP L/RAV3POWER SOSHEAD_PHONEL/RKSD CARD IFIFD_OUTSOS8_SSOPTICAL AUDIO OUTParallel_TS(FE)PLASMA AICPG with SSH/V Sync ControlSub Filed ProcessorPlasma AIParallel_TSP+3.3VSCAN CONTROLREMOTE RECEIVERP+5VParallel_TS(CI)REMOTE INDCDCTS I/FHDMI I/FP+5V DETSTB5VSOS7_SC2CPU BUSEEPROMSUB5.6VSTB3.3VSUB1.2VSTB3.3VPEAKS-sLDF15VVLMON_L/RSD CARDTV_L/ROUTAUDIOSLOTMON_L/RTV_L/RPD4HY/PR/PBHP_L/RC.A.T.S. SENSORHP_L/RPOWER LEDLED_R/GCPU BUSI/F A1PANEL MAIN ONSUB3.3VSUB+5V DETDIGITAL SIGNAL PROCESSORANALOG-ASICSUB+9V DETSUB9VSUB5VSOS7_SC2POWER SWITCHKEY SWITCHP+5VLED_R/GSUB9VSPEAKER(R)SOS4_PSKEYSCAN1STB_PSSTB_D3.3VAUDIO5VSTB_D3.3VPANELMAIN ONPANEL SOSCOMPSUB1.2VY/PB/PRSUB5VPANEL SOSSUB3.3VSIF_OUTDCDCSOS8_SSSIF I/FSUB5.6VTMDS DATAMPUOUT I/FAMANALOGAOPTICAL OUTOFDM CI TSSUB1.8VDCDCAV SWDCDC(LED:12TIMES)(LED:12TIMES)(LED:6TIMES)(LED:5TIMES)(LED:3TIMES)(LED:8TIMES)(LED:7TIMES)(LED:4TIMES)ON/OFF CONTROL