19EnglishRight viewRear view# Icon Item Description1 Optical drive Internal optical drive; accepts CDs orDVDs (slot-load or tray-load dependingon model).2 Optical disk accessindicatorLights up when the optical drive isactive.3 Optical drive ejectbuttonEjects the optical disk from the drive.4 Emergency ejectholeEjects the optical drive tray when thecomputer is turned off.5 2 USB 2.0 ports Connect to USB 2.0 devices (e.g., USBmouse, USB camera).6 DC-in jack Connects to an AC adapter.# Icon Item Description1 Ventilation slots Enable the computer to stay cool, even afterprolonged use.