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Introductions
14. Optical Finger Navigation
This is a mouse-like functionality in graphic user interface, allowing more precise selections.
15. Volume Up / Volume Down
16. Headphone Connector
Used for connecting the speakers or headphones.
17. USB Port
The USB 2.0 port allows you to connect USB-interface peripheral devices, such as mouse,
keyboard, modem, portable hard disk module, printer and more.
Note: Make sure that an external power adapter is connected to your external optical storage
device.
Volume Up
Volume Down
Press the Volume Up or Volume Down button to decrease or
increase the sound volume.
Read the icon on behalf of the Sound Level Status appearing on
the display to learn the function status.