Ports Part Number: 1014735RGateway GM5626 Desktop Computer Model: GM5626 These are the ports on the rear computer. Refer to the following table for more information. Item Description A PS/2 keyboard port B PS/2 mouse port C Serial port D Parallel port E Four USB 2.0 ports F IEEE 1394a port G Network port H SPDIF digital audio out port I Center channel and LFE (subwoofer) / retasking jack J Surround left and right / retasking jack K Microphone in / retasking jack L Line out / retasking jack M Side surround left and right / line in / retasking jack