Gigabyte B450M GAMING User Manual page 14

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3/4) CPU_FAN/SYS_FAN1/2 (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
fan with fan speed control design. For optimum heat dissipation, it is recommended that a system fan be
installed inside the chassis.
1
CPU_FAN
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.
5) SATA3 0/1/2/3 (SATA 6Gb/s Connectors)
The SATA connectors conform to SATA 6Gb/s standard and are compatible with SATA 3Gb/s and SATA
1.5Gb/s standard. Each SATA connector supports a single SATA device. The SATA connectors support
SATA3
1
1
1
1
1
Pin No.
SYS_FAN1
1
SYS_FAN2
Pin No.
3
7
7
2
1
7
0
7
- 14 -
1
2
Voltage Speed Control
3
Sense
4
PWM Speed Control
1
2
TXP
3
TXN
4
5
6
7

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