HP ProBook 6555b Notebook-PC - Manual (Page 103)

7 External devices
Using a USB device
Universal Serial Bus (USB) is a hardware interface that can be used to connect an optional external
device, such as a USB keyboard, mouse, drive, printer, scanner, or hub.
Some USB devices may require additional support software, which is usually included with the device.
For more information about device-specific software, refer to the manufacturer's instructions.
Your computer model has 4 USB ports, which support USB 1.0, USB 1.1, and USB 2.0 devices.
An optional docking device or a USB hub provide additional USB ports that can be used with the
computer.
Connecting a USB device
CAUTION: To prevent damage to a USB connector, use minimal force to connect a USB device.
▲ To connect a USB device to the computer, connect the USB cable for the device to the USB
port.
You will hear a sound when the device has been detected.
NOTE: The first time you connect a USB device, a message is displayed in the notification area to let
you know the device is recognized by the computer.
Using a USB device 93