Fujitsu S6520 - LifeBook - Core 2 Duo 2.4 GHz User Manual page 4

Parallel Port
The parallel port allows you to connect parallel devices.
(This is sometimes referred to as an LPT port.)
PS/2 Keyboard/Mouse Port
The PS/2 keyboard/mouse port allows you to connect
external PS/2 devices such as an external PS/2 keyboard or
mouse.
USB Ports
There are four USB 2.0 ports on the port replicator. USB 2.0
ports allow you to connect any USB 2.0 device for up to 480
Mbps transfer rate. USB 2.0 is backward-compatible with
USB 1.1 devices.
DC Power Jack
The DC power jack allows you to plug in the AC adapter or
the optional Auto/Airline adapter to power your notebook.
Power On/Suspend/Resume Button
The power on/suspend/resume button allows you to power
on or suspend/resume your system via the port replicator.
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