Panasonic TH-42PA20A Service Manual

Also see for TH-42PA20A: Service manual

Contents

4.5. H-Board (1 of 2) Schematic Diagram+PRPBYPRAV2VLCRRLYRLVAV4RVVAV1LMONITOR OUTPBY+NP+++++++NP++++++NPSOUND_DEFR_OUTAD_RSWAE_MVAV2_RAC_YSWAC_VAV4_SAV1_CAV2_SAV1_S2AV4_RAC_RSWAV1_RAC_LAE_MRAE_MLAV1_YAV1_SAD_LAV2_LMONITOROUTAC_RAB_RAB_LAB_YSWAV2_VAUDIOOUT_LAUDIOOUT_R8V8VHP_RHP_LAV_MUTEAC_YSWAC_YAC_PBAC_PRAC_LAC_RSWAC_RAB_YSWAB_YAB_PBAB_PRAB_LAB_RSWAB_RAD_CAD_YAD_VAD_LAD_RSWAD_RAE_MVAE_MLAE_MRAD_YSW AD_YSWAV4_YAV2_PBAV2_PRAV4_PRAC_YAC_PBAC_PRAB_YAB_PBAB_PRAD_VAV4_LAB_RSWAV1_LAV4_VAB_VAD_YSWAV1_VAD_YAD_CAUDIOOUT_RAUDIOOUT_LAB_YSWAD_CAC_VHP_GNDAD_YAV4_PBAV2_YAB_VSUB9VAD_RL_OUTC220516V100uJK3100ATJB0A639Y-SWYGPBPRVLR-SWRGY-SWYGPBPRVLR-SWRGCYGY-GC-GGVLR-SWRGVLRGQ31712SD0601A0LC222810V1uC0ABBB000102IC220712345678C228750V47pL3108ELESN4R7JAR312422kR220801%R311575R22614.7kR2258100R311922kC226210V1uC312050V560pC227016V100uC221550V1000p1%R310975L3100EXC3BB221HC227450V47pL3119ELESN6R8KAR311822kR3147330R31263301%R311075R3148820R314633kD3105MAZ30910LLR2002100C200750V10uC311750V560pC314025V470uC311535V47uC311350V560pQ31022SD0601A0LR317533kQ22042SB0709A0LR3275470R228347kL2221EXC3BB221HL3103EXC3BB221HR228610kR3188470R317733kR225647kR228233kC317750V10uJS3108 ERJ6GEY0R00VR317933kR318582L2029EXCELDR35VR312022kR318482JS3110 ERJ6GEY0R00VC311216V1uR312522kC229016V0.1uR220610kR317833kR22594.7kJS3120 ERJ6GEY0R00VJS3112 0R220310kQ20042SB0709A0LL3111 EXC3BB221HC222650V0.1uR313333kR22262.2R322082R3122100kC201716V0.1u1%R311475R2220100R22040R3189470C317035V47uR225347kL2220EXC3BB221HC317150V10uR220147kR20074.7kC312350V560pC220250V10uL3104EXC3BB221HR311722kR318682Q22032SB0709A0LR31431kC221450V1000pL3102EXC3BB221HR3187470R31301kR322282L2200ELJPA470KF1%R311175R229627kL2207EXCELDR35VC227310V1uR220710kC221216V2.2uC220150V10uR313710k1%R312175C222250V0.1uR225010kQ22022SD0601A0LC311450V560pC227116V0.1uR220047kR22050R20064.7kR317433kQ31012SD0601A0LR225110kR3149820R313433kC227650V0.01uC222550V0.1uJS3111 ERJ6GEY0R00VC220316V1uQ31002SB0709A0LAN17880A-E1IC22001 Ripple Filter2 CAMP_SW3 VCC4 OUT_25 CAMP_OUT6 OUT_17 OUT_GND8 IN_1 9IN_210IN_GND11Beep_IN12Mute_T13Mute14Standby15Bias Output16Bias inputH9 1 2 3 4 5 6C220416V10uJS31070JS3113 ERJ6GEY0R00VC311650V10uC313916V0.1uC312125V470uL3109 EXC3BB221HR314533kJS3121 ERJ6GEY0R00VC317516V0.1uC227550V47pIC2001AN77L08M-E1IN 32COMOUT1R322182R315010kR313233kC313250V10uR22090R317633kC310916V0.1uR3123100kC310816V0.1uR2260100R315110k1%R310875C221316V2.2uL3106EXC3BB221HR2221100C311950V560pL3101EXC3BB221HR2211100C317616V0.1uR2210100C201125V470uR224510kR2001100R227933kR3277470Q31702SD0601A0LC317250V10uQ20032SB0709A0LC228916V100uR32764701%R310775C228650V0.01uR312733kR22252.2Q31722SD0601A0LL2222EXC3BB221H1%R310475D2001MA3X152K0LC220725V0.22uL2028EXCELDR35VJS22270L3107EXC3BB221HC201016V0.1uC227210V1uR229547k1%R311275C0ABBB000102IC220612345678Q31742SD0601A0LC312250V560pJS3114 ERJ6GEY0R00VJS3118 0C200850V10uR228427kC311850V560pR22222.2R225433kQ31732SD0601A0LR3106100kJS3115 ERJ6GEY0R00VC312616V0.1uC228850V47pC317416V0.1uL3105EXC3BB221H1%R311375Q31752SD0601A0LR31161kL3110 EXC3BB221HJS3142 0JS31010JS3100 JS3102JS3103 JS3104 JS3105D2210MAZ30360HLJS31410R225733k1%R310575AV2AV4AV1AUDIO OUTVCCLRGNDVCCLRGNDAV1AV2AV481 73D2F54CBE9A6! H-BOARD (1/2)TO(K9)K-BOARDHP AMPAMP AMPAVR 8V1011191413127856423TNPA2949AB(FOR TH-42PA20M/H/R)TNPA2949AC(FOR TH-42PA20A)TNPA2949AD(FOR TH-42PA20F)<TH-42PA20A/F/M/H/R H-BORAD (1 of 2) Schematic Diagram TH-42PA20A/F/M/H/R H-BORAD (1 of 2) Schematic DiagramTH-42PA20A / TH-42PA20F / TH-42PA20H / TH-42PA20M / TH-42PA20R29