Epson CX6500 Reference Manual page 78

If neither USB 2.0 MFP nor Epson Stylus CX6500 appears under Other devices, click
Refresh or unplug the USB cable from the CX6500, then plug it into the CX6500 again.
Once you have confirmed that these items appear, proceed to step 5.
Under Other devices, select USB 2.0 MFP or Epson Stylus CX6500 and click Remove. Then,
click OK.
When the following dialog box appears, click OK, then click OK to close the System Properties
dialog box.