Asus Terminator Tualatin - Manual (Page 52)

52 Chapter 3: Motherboard Information
10. USB/Audio Board (UAEX module): USB (Ports 2&3) and
Audio Port Connectors (LOUT & MIC)
Located on the lower part of the chassis front panel, the UAEX
extension module carries two additional USB ports for connecting
USB devices, a Line Out (LOUT) which connects to a headphone
or speakers, and a MIC which connects to a microphone.
Universal Serial Bus LOUT MIC
COM1 Serial Port (9-Pin male)
9. Serial Port Connector (Teal/Turquoise 9-pin COM1) on
CGAEX
One serial port, located on the CGAEX extension module, is
available for a mouse or other serial devices.