Epson AcuLaser C1900 Reference Manual page 106

Once you uninstalled the USB device driver, you cannot access any
other EPSON printers connected with a USB interface cable.
1. Follow steps 1 through 3 of "Uninstalling the Printer
Software" on page 101.
2. Select EPSON USB Printer Devices, and click Add/Remove.
1
Note:
EPSON USB Printer Devices appears only when the printer
is connected to Windows Me or 98 with a USB interface cable.
106
Using the Printer Software with Windows
2