Lenovo 3000 H310 User Manual page 9

Audio line-in connector
PCI Express x1 adapter connector
PCI Express x16 graphics adpter connector (Some models are equipped
with this connector. For more information about the graphics adapter, see the
description below.)
Voltage selection switch (Some models are equipped with this switch)
Power connector
PS/2 keyboard connector
PS/2 mouse connector
HDMI connector
On-board VGA connector
USB connectors (4)
Ethernet connector
4
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