Asus E2224 - Manual (Page 21)

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Knowing the Parts
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Parallel Port (on selected models)
The 25-pin D-sub parallel/printer port supports native parallel devices such as laser/inkjet
printers, or parallel-adapted device such as external hard drives, removable drives, or
scanners.
2.0
USB Port (2.0/1.1)
The Universal Serial Bus is compatible with USB 2.0 or USB 1.1 devices such as
keyboards, pointing devices, cameras, hard disk drives, printers, and scanners connected
in a series up to 12Mbits/sec (USB 1.1) and 480Mbits/sec (USB 2.0). USB allows
many devices to run simultaneously on a single computer, with peripherals such as USB keyboards and
some newer monitors acting as additional plug-in sites or hubs. USB supports hot-swapping of devices
so that most peripherals can be connected or disconnected without restarting the computer.
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Expansion Port (on selected models)
The expansion port provides an easy-to-use docking solution to desktop peripherals and
other accessories through a single connector.
Serial Port (on selected models)
The 9-pin D-sub serial port supports native serial devices such as a serial drawing tablets,
serial mouse, or serial modem. Serial devices have been slowly replaced by USB devices.
Parallel Port Expansion Port Serial Port
Additional Ports (on selected models)
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