Lenovo IdeaPad U330p User Manual page 13

b Memory card slot
Note: For details, see "Using memory cards (not supplied)" on page 10.
c USB port
Note: If the battery charge is more than 20%, the USB port with a
of an external USB device, even when the computer is turned off.
d AC power adapter
jack
Chapter 1. Getting to know your computer
Insert memory cards (not supplied) here.
Connects to USB devices. For details, see "Connecting USB
devices" on page 6.
Connects the AC power adapter.
mark supports charging
9