Gigabyte Z370 AORUS Gaming 7 User Manual page 28

6) HPWR_FAN_PUMP (3 Amp Fan/Water Cooling Pump Header)
The fan/pump header is 4-pin and possesses a foolproof insertion design. Most fan headers possess a
foolproof insertion design. When connecting a fan cable, be sure to connect it in the correct orientation
(the black connector wire is the ground wire). The speed control function requires the use of a fan with fan
speed control design. The header also provides speed control for a water cooling pump, refer to Chapter
2, "BIOS Setup," "M.I.T.," for more information
Because a 3 Amp fan can run very fast, DO NOT touch it when it is operating to avoid injury.
7) CPU_OPT (Water Cooling CPU Fan Header)
The fan header is 4-pin and possesses a foolproof insertion design. Most fan headers possess a foolproof
insertion design. When connecting a fan cable, be sure to connect it in the correct orientation (the black
connector wire is the ground wire). The speed control function requires the use of a fan with fan speed
control design.
Hardware Installation
Pin No. Definition
1 GND
2 Voltage Speed Control
1
3 Sense
4 PWM Speed Control
Pin No. Definition
1 GND
2 Voltage Speed Control
1
3 Sense
4 PWM Speed Control
- 28 -