SCL1GND2VCC3TACH3/ADDRSELECT#4PWM2/THERM_LATCH#5TACH16TACH27PWM3/ADDREN#8TACH4/GPIO/THERM#/SMBALERT#9D2-10D2+11D1-12D1+13VCCP14PWM1/XTO15SDA16