Chapter 1. Getting to know your computer3Left-side view --------------------------------------------------------------------------------------System statusindicatorsFor details, see “System status indicators” on page 16.AC power adapterjackConnect the AC adapter here.Note: For details, see “Using AC adapter and battery” on page 7.HDMI port Connects to devices with HDMI input such as a TV or adisplay.USB 3.0 port Connect to USB devices.Note: For details, see “Connecting USB devices” on page 13.Combo audiojackConnects to headphones or headsets. The combo audiojack does not support conventional microphones.SIM card slot (onselect models)Insert a SIM card (not supplied) for using MobileBroadband.Note:• Before inserting a SIM card into this slot, you must first turn off the computer anddisconnect the AC adapter.• For details, see “Using Mobile Broadband (on select models)” on page 27.Built-inmicrophoneThe built-in microphone (with noise reduction) can beused for video conferencing, voice narration, or simpleaudio recordings.d e f gcbaabcdefg