Gigabyte X670E AORUS PRO X User Manual page 21

6) CPU_OPT (CPU 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.
Connector
Maximum Current
Maximum Power
• 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 configuration jumper blocks. Do not place a jumper cap on the headers.
7) EC_TEMP1/EC_TEMP2 (Temperature Sensor Headers)
Connect the thermistor cables to the headers for temperature detection.
CPU_FAN SYS_FAN1~4
2A
24W
1
SYS_FAN5~6_PUMP
2A
24W 24W
1
EC_TEMP1
EC_TEMP2
1
- 21 -
Pin No. Definition
1 GND
2 Voltage Speed Control
3 Sense
4 PWM Speed Control
CPU_OPT
2A 2A
24W
Pin No. Definition
1 SENSOR IN
2 GND