3. HARDWARE SETUP 6) Serial Port Connectors (Teal/Turquoise 9-pin COM1/10-1-pin COM2) One serial port (COM1) is ready for a mouse or other serial devices. A second serial port (COM2) is available using a serial port bracket connected from the motherboard to an expansion slot opening. See Onboard Serial Port 1/On- board Serial Port 2 in I/O Device Configuration for settings. COM 1 Serial Port (9-pin male) 3. H/W SETUP Connectors ® PIN 1 CUA CUA Serial COM2 Bracket 7) Audio Port Connectors (Three 1/8” AUDIO) (optional) Line Out (lime) can be connected to headphones or preferably powered speak- ers.
Line In (light blue) allows tape players or other audio sources to be re- corded by your computer or played through the Line Out (lime). Mic (pink) allows microphones to be connected for inputting voice. Mic Line In Line Out 1/8" Stereo Audio Connectors 33 ASUS CUA User’s Manual