# Icon Item Description
1
Extended battery
securing location
Secures the optional extended battery
in place.
2
DC-in jack Connects to an AC adapter.
3
USB port
Connects to USB devices.
If a port is black it is USB 2.0
comp
atible, if it is blue it is also USB
3.0 compatible (see below).
4
Power button
Turns the computer on and off.
Note: Opening the lid will also turn the
computer on.
Information on USB 3.0
• Compatible with USB 3.0 and earlier devices.
• For optimal performance, use USB 3.0-certified devices.
• Defined by the USB 3.0 specification (SuperSpeed USB).