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 62 page image

6213.22. A-Board (17/19) and K-Board Schematic Diagram+SPPPUSHGRBOTTOM PAD NCSVCCGNDOUTC287925V0.01uC275125V1uC282410u10VC910825V0.01uC28841u25VC910610u25VC288510u25VC287410u10VC288610u25VC287110u25VC28770.022u50VC28720.01u25VC28784700p50VC287310u10VC288325V47uD2870B0JCME000092IC1000C1ZBZ00037751 SDA2 SCL3 ALERT4 GND 5A26A17A08V+IC2870C0DBAYY004621 BOOT2 VIN3 SW4 GND 5FB6COMP7EN8SSA112345678CN01021234567891011A61234567891011A71234567891011121314L2871J0JHC0000075L2870G1C101MA0416STB3.3VF15VS_15VAV3.3VSUB5.6VP15VSUB3.3VSTB5VSTB5VR2878R2884R2874TP2822TP2821TP2820TP2759TP2805TP2871TPS0NTP2755TP2879TP2750TP2876TP2874TP9196TP2873TP2753TP2757TP2760TP2824TP2752TPF15VTP2875TP2751TP2877TP2754TP2810TP2878TP2870TP2758TPS15VTP2825TP2756TP2823TPST5SG-G_LED_ONSTMGPIO5STMTIME4PANEL_MAIN_ONDCDC_CTL1STB_5V_SWONSOS4_PSSTMGPIO3STMRMINKEY_SCANFACT_SDBOOTSG-AI_SENSOREA11DEVELOP_SCL2DEVELOP_SDA2ADJ-STM_SCLDEVELOP_SDA1ADJ-PEAKS_SDAADJ-PEAKS_SCLTMP-SENS_SDAADJ-STM_SDAAR_STB_SCL02AR_STB_SDA02TMP-SENS_SCLP_S1P_S0R282347kR9191 100R281647kR2750100R28702.2kR2879180kR28721.5kR9120 100R9145 100R275310kR28831.74kR287310kR9190 100R287110kR28827.15kR28816.65kR288014.3kR2820100R287539SW5151K0H1BA000445SW5150K0H1BA000445SW5154K0H1BA000445SW5153K0H1BA000445SW5152K0H1BA000445*SW001K0F122A00031R54944.7kR54731kSUB3.3VSUB1.2VC0DBGYY00884IC5401VOUT 32VSSVIN1SUB5.6VC57221u25VR54874.7kF15VR54861kC57231u16VD5471B0ACCJ000048C547216V0.1uR5481220D5477DZ2J068M0LR54884.7kD5482DZ2J120M0LD5475B0ADCJ000100R54924.7kSUB5.6VD5484DZ2J068M0LP3.3VD5476DZ2J068M0LR5475220R54914.7kSTB3.3VR54712.2kTP5471D5483DZ2J068M0LSUB9VD5481DZ2J120M0LR547410kR5485100kD5486DZ2J068M0LSUB1.8VD5478B0ADCJ000100R54894.7kD5485DZ2J068M0LSUB5VD5480B0ADCJ000100 R54934.7kSUB5VR54904.7kC547116V0.1uP5VSUB9VQ5471DSA200100LSUB9VQ5472DSC2001S0LR5479470R54723.3kTP5409D5479B0ADCJ000100STMADIN5D5472B0ADEJ000035DEVELOP_SCL1R251847kR2516680TP2501R2512220k K112345678D2520B3AGB0000060R251047C252116V0.1uSN2510B3JB000000781 IOUT4NC2 GND3 VCC5GC16GC2R251722kTP2504VJ2512TP2503C251550V0.01uQ2512DSC200100LQ2510DSC200100LTP2508R25191.82kC251110V10u Q2511DSC200100LTP2502RM2510B3RAD0000168123R251547kTP2505C25100.01u50VR251410kR2511100kTP2506R251322kGNDStandby-MPUStandby-MPU(sLD-STMTIME4)sLD-STMTIME0sLD-STMRMINsLD-STMADIN0PORT16[4] sLD-XECS3Standby-MPUsLD-STMGPIO5sLD-STMTIME2Analog-ASIC(GenX8 Loarder/E2PROM)IIC_CONT/C_SELGenX-DESTIIC/Panel-D-PDPIICLVDS-MODELPEAKS_SDA3SRQPanel_SCL (Panel Dpr.E2PROM)PEAKS_SCL3GenX8_SDAIIC_CONT(GenX8 Loarder/E2PROM)Panel_SDAGNDSTB5V(PEAKS E2PROM)GenX8_SCL(Panel Dpr.E2PROM)(Genx7_SRQ)(PEAKS E2PROM)G_LED_ONAI_SENSORAV3.3V(SUB3.3V)RMINSTB3.3VR_LED_ONSG-SRQ_GENXSG-RMINSG-TV_SUB_ONSG-R_LED_ONPG-FAN_SOS+15V_S+15V_S+15V_CF+15VF+15VF+15VSTBY5VGNDS0S1TUNER_SUB_ONECO_ONPANEL_MAIN_ONSTBY5V_SWSOS4_PSMAIN_SW_1MAIN_SW_2Panel-DPanel-DPANEL_SCL2PANEL_SDA2(F_STBY_ON)GND"H": ON"L": OFFSD_boot_mode149145 148 150 152 153146 147 151! CONNECTORA-BOARD (17/19)SOSSG-SOSTO 1/19TO 1/19TO 1/19TO 1/19TO 3,6/19TO 3,6/19TO 3,6/19TO 3,6/19TO 3,6,11,12/19TO 3,6,16/19TO 6/19TO 6,13/19TO 6/19TO 6/19TO 6/19TO 12/19TO 12,13/19TO 13/19TO 13/19TO 16/19TO 1,19/199VSUB5.6VTEMP SENSORFORFACTORYUSETOP-BOARD(P6)TOP-BOARD(P7)IICIICIICUP DOWNF AVTV!STB3.3VSUB3.3VREMOTE RECEIVERK-BOARD TXN/K1LWUEAI_SENSORREMOCONG_LED_ONR_LED_ONC.A.T.S. SENSORPOWER LEDPOWER SW