Asus TS100-E3 PI2 User Guide - Page 68

8 . CPU, Chassis and power fan connectors (3-pin CPU_FAN1/2, REAR_FAN1/2, FRNT_FAN1/2) The fan connectors support cooling fans of 350 mA ~ 740 mA (8.88 W max.) or a total of 2.1 A ~ 4.44 A (53.28 W max.) at +12V. Connect the fan cables to the fan connectors on the motherboard and make sure that the black wire of each cable matches the ground pin of the connector. Do not forget to connect the fan cables to the fan connectors. Insufficient air flow inside the system may damage the motherboard components. These are not jumpers! Do not place jumper caps on the fan connectors! CPU_FAN1 CPU_FAN2 ® REAR_FAN1 REAR_FAN2 FRNT_FAN1 FRNT_FAN2 P5MT-MX/C Fan Connectors CPU_FAN1 CPU_FAN2 FANOUT7 FANPWR3 GND REAR_FAN1 Rotation +12V GND FANOUT4 FANPWR2 GND REAR_FAN2 Rotation +12V GND FRNT_FAN1 FRNT_FAN2 P5MT-MX/C Rotation +12V GND Rotation +12V GND 9 . Backplane SMBus connector (6-1 pin BPSMB1) This connector allows you to connect SMBus (System Management Bus) devices. Devices communicating with an SMBus host and/or other SMBus devices use the SMBus interface. P5MT-MX/C FANOUT I2C_CLK GND I2C_DATA +5V ® BPSMB1 1 P5MT-MX/C SMBus Connector 3-14 Chapter 3: Motherboard information