Service ManualModel No.: 32D3005Chapter 7. Electrical Parts7-1. Circuit DiagramVCCSGNDSGNDSGNDSGNDSGNDGNDVBLSGNDGND12VGNDGND12VGND12V12V12VVbridgeLSGNDSGNDRB117BROSGNDBROOVP CIRCUIT!!!!!!RB141RB142RB143CB111 RB101RB102GND1COMP2OTP3 CS 4VCC 5OUT 6UB1013 4PCB101B12PCB101AKARUB102CB103RB1043 4PCB102B12PCB102ACB101RB105RB118CB114RB119RB120RB121RB122AKDB106BB101CB116RB112RB113RB114RB115RB106RB107RB108RB109QB101RB148RB111CB113RB116AKDB104EB106RB110DB1051133 2 2ZB101EB107CB102CB118RB124RB125RB126RB127RB144RB145RB146RB147A KDB102A KDB103RB140CB117RB128RB129RB130RB131RB132 RB135RB133CB109CB110RB137 RB1341234CNB2RB1381133 2 2ZB102RB139RB123QB102132DB101CYB3EB104EB105452189710TB101EB1EB101BB1024521 8691074521910NCNCNCNCNCNCNCNC NCNCGNDGNDGNDOVPOVPLED+GATEGATEGNDPWM-DIMGNDVBLDVCC12VGNDPWM-DIMPWM-REFVCC_PanelLED-SHORT LED-SHORTVCC_PanelPWM-REFPWM-DIMVCC_PanelLED-FBLED+LED-FBPIN1PIN6PIN7PIN8DB803RB816VIN1GATE2GND3CS4PWM 8COMP 6FB 5OVP 7UB801RB801CB807RB802CB806RB820LB802LB801BB801RB812RB813CB810DB801CB809RB810RB811RB807RB809RB808RB821RB814RB815EB801 EB802 EB803AKDB804RB837RB838RB839RB840RB84112CNB802QB809BB8022 56 LB803LED-FBGNDRB805PIN5CB812GNDRB822CB802RB828PIN7PIN1PIN4RB806PIN4RB827CB804QB804DB807CB801GNDLED-SHORTQB802RB826 RB825CB813DB805 DB806LED1 LED2LED3 LED4RB823 RB824RB830RB831RB832RB833LED1 LED2 LED3 LED4DVCCRB834 RB835CBEQB805CBEQB806CBEQB807CBEQB80812345678910CNB807LED+LED1LED2LED3LED4CB803123CNB8011234567CNB806LED+ LED-FBLED+LED+LED1 LED312CNB80312345CNB80512345CNB804LED1 LED2LED3 LED4LED+ LED+CB805 RB804DGSQB801RB803123CNT1PWM-DIM3V3_STBLED-SHORT DBT1PWM-REF11HS22HSB511HS22HSB6RB850RB851RB852RB853RB819EB804NC NCNC NCNCNCNCNCNC NCNCNCNCNCEMI⭥䐟SGNDGNDVbridge!!!!! !! !! !!!!RB1RB2RB3RB4CXB1CXB2 DB1 DB2DB3 DB431NLCNB1NTCB1FB13 24 1LCB2MOVB1CYB1CYB21423LCB1!1423LCB3SLCXB3!NCNCNCT3.15AL 250VAC