Gigabyte GA-P55-US3L (REV. 2.1) [19/112] 6 back panel connectors

- 19 - Hardware Installation

1-6 Back Panel Connectors

USB 2.0/1.1 Port

 TheUSBportsupportstheUSB2.0/1.1specication.UsethisportforUSBdevicessuchasaUSBkey-

board/mouse,USBprinter,USBashdriveandetc.

PS/2 Keyboard/Mouse Port

Use this port to connect a PS/2 keyboard or mouse.

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.

Serial Port

Use the serial port to connect devices such as a mouse, modem or other peripherals.

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.

RJ-45 LAN Port

The Gigabit Ethernet LAN port provides Internet connection at up to 1 Gbps data rate. The following de-

scribes the states of the LAN port LEDs.

Activity LED:

State Description

Blinking Data transmission or receiving is occurring

Off No data transmission or receiving is occurring

Connection/Speed LED:

State Description

Orange 1 Gbps data rate

Green 100 Mbps data rate

Off 10 Mbps data rate

Activity LED

Connection/

Speed LED

LAN Port

• Whenremovingthecableconnectedtoabackpanelconnector,rstremovethecablefromyour

device and then remove it from the motherboard.

• When removing the cable, pull it straight out from the connector. Do not rock it side to side to

prevent an electrical short inside the cable connector.