Asus A88XM-A/USB 3.1 A88XM-A/USB 3.1 Users manual English - Page 12

7. System panel connector (10-1 pin F_PANEL) This connector supports several chassis-mounted functions. F_PANEL • System power LED (2-pin PWR_LED) +PWR LED PWR BTN PWR_LED+ PWR_LEDPWR GND This 2-pin connector is for the system power LED. Connect the chassis power LED cable to this connector. The system power LED lights up when you turn on the system power, and blinks when the system is in sleep mode. PIN 1 HDD_LED+ HDD_LED- Ground HWRST# (NC) • Hard disk drive activity LED (2-pin HDD_LED) This 2-pin connector is for the HDD Activity LED. Connect the HDD Activity LED cable to this connector. The HDD LED lights up or flashes when data is read from or written to the HDD. +HDD_LED RESET • ATX power button/soft-off button (2-pin PWR_BTN) This connector is for the system power button. • Reset button (2-pin RESET) This 2-pin connector is for the chassis-mounted reset button for system reboot without turning off the system power. 8. USB 3.0 connector (20-1 pin USB3_34) This connector allows you to connect a USB 3.0 module for additional USB 3.0 front or rear panel ports. With an installed USB 3.0 module, you can enjoy all the benefits of USB 3.0 including faster data transfer speeds of up to 5Gbps, faster charging time for USB-chargeable devices, optimized power efficiency and backward compatibility with USB 2.0. USB3_34 GND IntA_P1_D+ IntA_P1_D- GND IntA_P1_SSTX+ IntA_P1_SSTX- GND IntA_P1_SSRX+ IntA_P1_SSRX- USB3+5V PIN 1 IntA_P2_D+ IntA_P2_DGND IntA_P2_SSTX+ IntA_P2_SSTXGND IntA_P2_SSRX+ IntA_P2_SSRXUSB3+5V USB+5V USB_P11USB_P11+ GND NC 9. USB 2.0 connector (10-1 pin USB3456) USB3456 This connector is for USB 2.0 ports. Connect the USB module cable to any of this connector, then install the module to a slot opening at the back of the system chassis. These USB connectors comply with USB 2.0 specifications and supports up to 480Mbps connection speed. PIN 1 USB+5V USB_P12USB_P12+ GND Never connect a 1394 cable to the USB connectors. Doing so will damage the motherboard! 1-4 Chapter 1: Product introduction