Epson Stylus Scan 2500 Supplemental Information page 5

If your drivers are correctly installed, EPSON USB Printer
Devices should appear in the Device Manager menu.
If EPSON USB Printer Devices does not appear in the Device
Manager menu, click the plus (+) sign beside Other Devices
to view the installed devices. If USB Printer appears under
Other Devices, the USB printer device driver is not installed
correctly. If EPSON Stylus Scan 2500 appears under Other
Devices, the printer driver is not installed correctly.
If neither USB Printer nor EPSON Stylus Scan 2500 appears under
Other Devices, click Refresh or unplug the USB cable from the
Stylus Scan, then plug it into the Stylus Scan again.
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