4912.4. Main (Fan LED) Circuit (2/2)15 16 17 18 19 20 21 22 23 24 25 26 27 2815 16 17 18 19 20 21 22 23 24 25 26 27 28ACDBEGHFA MAIN (FAN LED) CIRCUITSCHEMATIC DIAGRAM - 3SA-MAX9000GN/PU MAIN (FAN LED) CIRCUIT2/21/2TO MAIN (FAN LED)CIRCUIT (1/2): +B SIGNAL LINETO FAN (REAR)TO FAN (FRONT)IO: MAIN (IO EXPANSION): SCHEMATIC DIAGRAM - 1FA: MAIN (FAN LED): SCHEMATIC DIAGRAM - 2 ~ 3DS: MAIN (DSP): SCHEMATIC DIAGRAM - 4BT: MAIN (AMP BTL): SCHEMATIC DIAGRAM - 5 ~ 6MI: MAIN (MICON): SCHEMATIC DIAGRAM - 7 ~ 8SE: MAIN (AMP SINGLE): SCHEMATIC DIAGRAM - 9 ~ 10FE: MAIN (FE): SCHEMATIC DIAGRAM - 11DI: MAIN (DIGITAL POWER): SCHEMATIC DIAGRAM - 12 ~ 13US: MAIN (USB): SCHEMATIC DIAGRAM - 14AU: MAIN (AUX): SCHEMATIC DIAGRAM - 15DIDISEDIIODIBTPW_SW15R0VFAN_OUT680R85030R8504 C850210MGND680R85070R850810C8503 C85010.16 7524 381C0ABBA000318FAN CONTROLIC8501SMPS_FAN_NMIDC_DET_AMP12P850312P8502SMPS_FAN_PC85081220R851882KR85196.8KR8522270KR8523R8531100R8520100KR8521Q8508B1ABCF000231D8502DA2J10100LC8509112KR850647KR8505C851610V100D8501DA2J10100L 100R8514R8513100K10V100C851312KR8502R850147KB1AAJC000019Q8504270KR850982KR8510Q8501B1ABCF000231FAN DRIVE1C85056.8KR8511220R8512B1BACG000023FAN DRIVEFAN DRIVEFAN DRIVEFAN DRIVEQ8505C850410R85336.3V47C8515R8524470KC85070.01Q8507B1ABCF000231FAN LOCKR851727R851627B1ABCF000231DC DETECTFAN LOCKDC DETECTQ8506470KR85156.3V47C8514B1ABCF000231DC DETECTQ8503C85060.01B1ABCF000231FAN LOCKQ8502OUTIN-VCCOUT2VEEIN++IN2-IN2POSITIVEPOSITIVEC85111220R852682K270KR8527100R8528100KR8529Q8511B1ABCF000231D8503DA2J10100LC85121C851810V1000R85346.3V47C8517R8532470KC85100.01Q8510B1ABCF000231 R852533B1ABCF000231Q8509NEGATIVENEGATIVE6.8KR8530