Epson AcuLaser C8600 Reference Manual page 104

Note:
Only PC systems equipped with a USB connector and running
Windows XP, Me, 98, and 2000 support the USB interface.
1. Click Start, point to Settings, then click Printers.
2. Right-click the EPSON AL-C8600 Advanced icon, and click
Properties on the menu that appears.
3. Click the Details tab. In Windows 2000, click the Port tab.
4. Select the appropriate USB port from the Print to the following
port drop-down list. In Windows Me or 98, select
EPUSB1(EPSON AL-C8600 Advanced). In Windows
XP/2000, select USB001 in the list on the Ports menu.
102 Using the Printer Software with Windows