Chapter 3 — SG20T Interfaces
18 SG20T Tethered Scanner User’s Guide
USB Interface
The SG20T can be connected to a USB host using one of the USB
cables. The SG20T is USB 2.0 and operates at full speed. Power is
provided either by the host or by the external power supply connected
to the USB cable. See the
“Accessories” on page 6 for a list of part
numbers for the different cables.
Connecting a USB Cable
To connect with a USB cable
1 Connect the USB cable to your SG20T and to the host.
2 Connect the power supply to the cable and an AC power outlet if
you are using the externally powered USB cable.
Standard USB cable
USB cable with power jack
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