LED47T36X3D系列液晶(4544板)主板电路原理图.pdf
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LED47T36X3D系列液晶(4544板)主板电路原理图.pdf

LED47T36X3D系列液晶(4544板)主板电路原理图.pdf

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54321PowerInputTOInverterBoardXP1C224100n/16V+12V_IN+5V1C2235Vstb+12V_INC15Vstb3.3Vstb7STANDBY2VCC-A100n/16V10u/16V/NCSTANDBY:63HIGH->NORMAL5R1R54LOW->STANDBYR3R44BL-ON/OFF4.7k/NC4.7k5BL-ON/OFFC2C190C150R210k10k3BL-ADJUST6BL-ADJUST10u/10V/NC10u/10V/NC4.7k2R6R710kR8BL-ON/OFF10u/16V/NC33R10R11BL-ON/OFF107STANDBYR9100R10R0R8VBLCTRL-P2R121V11V234.7k30R/NC2VBLCTRL-P295Vstb+12V_INC3XP24.7k/NCMMBT3904LT1/NCMMBT3904LT110R13V31V41R14POWER_SWR43C4POWER_SW222D11VCC-A+12VC6+5V2.2u/10V/NCD5VstbL1100n/16V4.7k/NCMMBT3904LT14.7kC510k/NC12STANDBYR15100n/16V/NC2213560R100n/16V/NCC7STPB2012-121PT/NC4.7u/10V/NCR165VS5VstbMMBT3904LT14.7kL22011-06-10增加反向R1680R/NCEXTPWMR171k/NCBL-ADJUSTBLM18PG181SN1/NCBL-ADJUST93BRI_ADJ-PWM2R1810k1R19EXTPWM2,9BRI_ADJ-PWM2V5C8EXTPWM+12V_INN6L410k4.7u/10V+5VFORSYS5VSMMBT3904LT11310Vout=0.765*(1+R1/R2)L34.7uHC92STPB2012-121PT14VIN1SW111R21100n/16V/NC4VIN2SW212C48100n/25VR167C51SSVBSTC115VS17C508100n/16VR23C14C1510u/16V2VOEN6R122100k22k/NC130k22p/50VVFBPG22R/NCPowerforPanelR16653R165100k+12V_INC446C1322u/6.3V0R9GNDVREG581n/50V/NC22u/6.3VC17C12PGND2PGND1PwPdVZ1412CE422u/6.3VC16100n/16VTPS54426-HXR25VDD_PanelN7VCC-Panel10u/16VC18R129100u/16V/NC100n/16VL515C49LM3Z5V6T1G/NC1n/50V/NC22k10k/NC18+12VS1D11C501u/25V2011-06-10增加27STPB2012-121PTR26C213G1D12610n/50VL6S2D21+5VC19C2020k45C2310u/16V100n/16V1u/16VG2D2210u/16VC22+5V需要调整到5.25V---5.3V之间,保证STPB2012-121PT/NCIRF7314-AO4801/3100n/16V+3.3VR2710k后续转tuner5V的LDO输入供电电压.R29C27100n/16V/NCR30R281k10kVDD_Panel0R/NC3323XP3C1.05VFOR6i982COREPOWERC2ON_PANELR3110k1V71V81+12V_INMMBT3904LT1MMBT3904LT1V62+12V_INVCC_VSENSER920RR32AO3401L/NC3N8VCC_VSENSEVCC1V10k/NCC24224L71STPB2012-121PT13L82.2uH100n/16VR20220kINSWC10R33R35C414R171100R100n/16V+5VC230100n/16V85C300R180k220p/50VC232C26C29FREQBYP4.7u/10VR34R3620kC2810u/16V10u/16VR22100k22R22u/6.3V3.3VPower_StandbyonlyforAVDD_MPLLandIRSTANDBYR24100k/NC64C31C23122u/6.3VENBST1u/25V100n/16VC4135Vstb12VD23.3Vstb