Asus U30JC-B2B User Manual - Page 10

2 Air Vents The air vents allow cool air to enter and warm air to exit the Notebook PC. Ensure that paper, books, clothing, cables, or other objects do not block any of the air vents or else overheating may occur. 3 Display (Monitor) Output The 15-pin D-sub monitor port supports a standard VGA- compatible device such as a monitor or projector to allow viewing on a larger external display. 4 HDMI HDMI Port HDMI (High-Definition Multimedia Interface) is an uncompressed all-digital audio/video interface between any audio/video source, such as a set-top box, DVD player, and A/V receiver and an audio and/or video monitor, such as a digital television (DTV). Supports standard, enhanced, or high-definition video, plus multi-channel digital audio on a single cable. It transmits all ATSC HDTV standards and supports 8-channel digital audio, with bandwidth to spare to accommodate future enhancements or requirements. 5 USB Port (2.0) 6 Headphone Output Jack The stereo headphone jack (1/8 inch) is used to connect the Notebook PC's audio out signal to amplified speakers or headphones. Using this jack automatically disables the built-in speakers. 7 Microphone Input Jack The mono microphone jack (1/8 inch) can be used to connect an external microphone or output signals from audio devices. Using this jack automatically disables the built-in microphone. Use this feature for video conferencing, voice narrations, or simple audio recordings. 10 Notebook PC User Manual