Gigabyte GA-H77M-D3H User Manual - Page 27
F_USB1/2/3 USB 2.0/1.1 Headers, optional 3.5 front panel that provides two USB 3.0/2.0 ports
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Page 27 highlights
11) F_USB30 (UF_SUSBB330.0/2.0 Header) F_AUDIO(H) The header conforms to USB 3.0/2.0 specification and can provide two USB ports. For purchasing the optional 3.5" front panel that provides two USB 3.0/2.0 ports, please contact the local dealer. F_PANEL(NH) TPM w/housing Pin No. Definition Pin No. Definition 1 VBUS 11 D2+ 20 1 2 SSRX13 SSRX1+ 12 D213 GND 4 GND 14 SSTX2+ 5 SSTX1D6B_PORTSSTX1+ 7 GND 11 10 8 D1- 15 SSTBXIO2S- Switcher (X58A-OC) 16 GND 17 SSRX2+1 18 SSRX2- M_SATA 9 D1+ 19 VBUS 10 NC 20 No Pin Voltage measurement module(X58A-OC) PWM Switch (X58A-OC) DIP 1 23 1 DIP 1 23 1 DIP 1 23 1 DIP 1 23 PCIe power connector (SATA)(X58A-OC) 12) F_USB1/2/3 (USB 2.0/1.1 Headers) The headers conform to USB 2.0/1.1 specification. Each USB header can provide two USB ports via an optional USB bracket. For purchasing the optional USB bracket, please contact the local dealer. 9 1 10 2 Pin No. 1 2 3 4 5 6 7 8 9 10 Definition Power (5V) Power (5V) USB DXUSB DYUSB DX+ USB DY+ GND GND No Pin NC •• Do not plug the IEEE 1394 bracket (2x5-pin) cable into the USB 2.0/1.1 header. •• Prior to installing the USB bracket, be sure to turn off your computer and unplug the power cord from the power outlet to prevent damage to the USB bracket. - 27 - Hardware Installation