TLM52V78PKV系列液晶(2132板)主板电路原理图.pdf

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1、M1M2M3TOInverterBoard+5VMARKMARKMARKR2R3M4M5M6R11KXS3+5VMARKMARKMARKNC/4K74K7+12V5Vstb3.3VstbR63R410R21HIGHNORMAL4K72LOW2R50R31V1BL-ON/OFF3STANDBYR10V239043V31R71K2BL-ADJUST43VBLCTRL-P2VBLCTRL-P2R11NC/4K7125BL-ON/OFFNC/39041R13C16BL-ADJUSTR8R924.7uF7R14

2、2K210K110K3BRI_ADJ-PWM2BRI_ADJ-PWM22390485VstbSTANDBY100RR15NC4K710K9V4R123310V5R1711C21R164K714K7PW_CTL12STANDBY104PW_CTL33BRI_OUTBRI_OUT1R18NC/1K2BL-ADJUST1323904C323904141043.3VPower_StandbyonlyforAVDD_MPLLandIRCON14-2.0+12VN34L1NC/FB/3216AMS1117-3.3

3、12XS4ADJOUTIN1VCC-A2+12V+5V5Vstb31234+12V5Vstbto3.3v3.3VstbC811C91C105Vstb56100uF/16V220uF/16V220uF/16V72221L2FB/160821189C4C5C6C710+5V104210uF104210uF1112132.5VFOR6I78&8G80CON13-2.03.3VPower_NormalN194AMS1117-2.53N4N5ADJOUT4NC/AP1084-3.3VINTO-252ADJOUT

4、123IN+2.5V_Normal+5VADJINL71231FB/1608233V_Normal11AMS1117-3.312C30C29C32C31+5VL3104210uF104210uF1FB/201221C97C14+C11C12104C2010uF10422uF100uF/16V21.26VFOR6i78COREPOWER1.5VPower_DDR3R1933V_NormalL52NC/100K10uH_2A+5VR201NC/FB/20122L51000mAVCC1.2VL42R/2WN

5、6AP1084ADJ+5V121FB/2012232N8AOZ1046INOUT+1.5V_DDR31R21100K6714ENLXR22OUT_3L6C15C166K2/1%10uF104GND+1C94122Vin_1LX_582FB/2012C18C1913AGNDFB42C251330uF/6.3V104210uFR231K/1%C211152C36+C26R1PGNDCOMPR26C2222uF330uF/6.3V10uFAOZ1046-2A210K/1%1042R210422C27R25C

6、23R2468K12.2uF220R/1%C281121NC/102102Vout=0.8*_R1+R2_/R2Vout=Vrefx_1+_R2/R1__+IadjxR2=1.25x_1+_22/100__+55uAx1k=1.53V1、系统供电、电源与主板接口、待机控制、主芯片、DDR、液晶屏背光开关及调整控制部分电路N1AA_MCLK+A_MCLK+MST6i78ZXA_MCLK-A_MCLK-A-MCASZDDR3A-MCASZB25A_MADR0A-MRASZA_MADR0A-MRASZA7A

7、_MADR1A-MWEZA_MADR1A-MWEZB24A_MADR2A-MCKEA_MADR2A-MCKEB22A_MADR3A-MODTA_MADR3A-MODTB8A_MADR4A-MRESETZA_MADR4A-MRESETZC23A_MADR5A_MADR5A8A_MADR6A-MBADR[2:0]A_MADR6A-MBADR[2..0]A23A_MADR7SystemXTALA_MADR7C8A_MADR8A_MDQMLA_MADR8A_MDQMLC24A_MADR9A_MDQMUA_MA

8、DR9A_MDQMUC10A_MADR10A_MDQSLN1BN1CC147A_MADR10A_MDQSLB7A_MADR11A_MDQSLZMST6i78ZXMST6i78ZXXTALO20pFA_MADR11A_MDQSLZC9A_MADR12A_MDQSUA_MDQSUJ6HDMI-CECHDMI-CEC1A_MADR12A24A_MADR13A_MDQSUZCECAUDIOA_MADR13A_MDQSUZA25A_MRESETZM5HDMI0-H