Gigabyte GA-X99-SOC Champion User Manual page 28

S
3) OC_PEG (PCIe Power Connector)
The power connector provide auxiliary power to the onboard PCI Express x16 slots. When two or more
graphics cards are installed, we recommend that you connect the SATA power cable(s) from the power
supply to the OC_PEG connector to ensure system stability.
B S S S
S 3
4/5) CPU_FAN/SYS_FAN1/2/3 (Fan Headers)
All fan headers on this motherboard are 4-pin. 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. For
optimum heat dissipation, it is recommended that a system fan be installed inside the chassis.
• Be sure to connect fan cables to the fan headers to prevent your CPU and system from
• These fan headers are not configuration jumper blocks. Do not place a jumper cap on the headers.
Hardware Installation
S
1 2 3
U
1
SYS_FAN1
overheating. Overheating may result in damage to the CPU or the system may hang.
Pin No. Definition
_ _ 3
6 4
3 1
CPU_FAN:
Pin No. Definition
1
CPU_FAN
SYS_FAN1/2/3:
Pin No. Definition
1 1
SYS_FAN2 SYS_FAN3
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S B_
B
_ S
S_
_
B
_ U
_
B
1 +12V
2 +12V
3 +12V
F_USB3 F
4 GND
5 GND
6 GND
1 GND
2 +12V
3 Sense
4 Speed Control
1 GND
2 Speed Control
3 Sense
4 VCC