Gigabyte GA-H61M-DS2 HDMI Manual - Page 16

3/4) CPU_FAN/SYS_FAN (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. 1 CPU_FAN 1 SYS_FAN CPU_FAN/SYS_FAN: Pin No. Definition 1 GND 2 +12V 3 Sense 4 Speed Control DEBUG PORT DEBUG PORT •• 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. DEBUG PORT 5) SATA2 0/1/2/3 (SATA 3Gb/s Connectors) DEBUG PORT The SATA connectors conform to SATA 3Gb/s standard and are compatible with SATA 1.5Gb/s standard. Each SATA connector supports a single SATA device. SATA2 7 1 1 7 1 7 Pin No. 1 2 3 4 5 6 7 Definition GND TXP TXN GND RXN RXP GND 1 0 32 1 7 - 16 -