Asus K8N K8N User Guide - Page 31

5. CPU and chassis fan connectors (3-pin CPU_FAN, CHA_FAN) The fan connectors support cooling fans of 350mA~740mA (8.88W max.) or a total of 1A~2.22A (26.64W max.) at +12V. Connect the fan cables to the fan connectors on the motherboard, making sure that the black wire of each cable matches the ground pin of the connector. Do not forget to connect the fan cables to the fan connectors. Lack of sufficient air flow within the system may damage the motherboard components. These are not jumpers! DO NOT place jumper caps on the fan connectors! CPU_FAN Rotation +12V GND ® K8N K8N Fan connectors PWR_FAN GND +12V Rotation CHA_FAN Rotation +12V GND 6. USB header (10-1 pin USB56, USB78) If the USB ports on the rear panel are inadequate, a USB header is available for additional USB ports. Connect the USB cable of the USB 2.0 module to this header. You may install the USB module in the chassis front panel. The module has two USB 2.0 ports for connecting next generation USB peripherals such as high resolution cameras, scanners, and printers. USB+5V USB_P8USB_P8+ GND NC USB+5V USB_P6USB_P6+ GND NC ® K8N K8N USB 2.0 connectors USB56 1 USB78 1 USB+5V USB_P5USB_P5+ GND • The USB 2.0 module is purchased separately. • Install the USB 2.0 driver before using the USB 2.0 feature. ASUS K8N motherboard USB+5V USB_P7USB_P7+ GND 1-21