Gigabyte X399 AORUS Gaming 7 - Page 27

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Hardware Installation
6) 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.
Pin No. Denition
1 GND
2 Voltage Speed Control
3 Sense
4 PWM Speed Control
• Be sure to connect fan cables to the fan headers to prevent your CPU and system from
overheating. Overheating may result in damage to the CPU or the system may hang.
• These fan headers are not conguration jumper blocks. Do not place a jumper cap on the headers.
DEBUG
PORT
G.QBOFM
1
7) EC_TEMP1/EC_TEMP2(TemperatureSensorHeaders)
Connect the thermistor cables to the headers for temperature detection.
Pin No. Denition
1 SENSOR IN
2 GND
1
EC_TEMP1
1
EC_TEMP2