Gigabyte GA-M57SLI-S4 Manual - Page 20

English 1-7 I/O Back Panel Introduction PS/2 Keyboard and PS/2 Mouse Port Use the upper port (green) to connect a PS/2 mouse and the lower port (purple) to connect a PS/2 keyboard. Parallel Port Use the parallel port to connect devices such as a printer, scanner and etc. The parallel port is also called a printer port. Coaxial S/PDIF Out Connector This connector provides digital audio out to an external audio system that supports digital coaxial audio. Before using this feature, ensure that your audio system provides a coaxial digital audio in connector. Optical S/PDIF Out Connector This connector provides digital audio out to an external audio system that supports digital optical audio. Before using this feature, ensure that your audio system provides an optical digital audio in connector. Serial Port Use the serial port to connect devices such as a mouse, modem or other peripherals. IEEE 1394a Port The IEEE 1394 port supports the IEEE 1394a specification, featuring high speed, high bandwidth and hotplug capabilities. Use this port for an IEEE 1394a device. USB port The USB port supports the USB 2.0/1.1 specification. Use this port for USB devices such as an USB keyboard/mouse, USB printer, USB flash drive and etc. RJ-45 LAN Port The Gigabit Ethernet LAN port provides Internet connection at up to 1 Gbps data rate. The following describes the states of the LAN port LEDs. Speed LED Connection/ Activity LED LAN Port Speed LED: State Description Orange 1 Gpbs data rate Green 100 Mpbs data rate Off 10 Mpbs data rate Connection/Activity LED: State Description Blinking Data transmission or receiving is occurring On No data transmission or receiving is occurring Off LAN link is not established GA-M57SLI-S4 Motherboard - 20 -