IC-250U 5 Port USB PCI Card is a USB Hub product launched by IC PLUS. It complies with the USB 2.0 standard and can provide 5 USB ports for the computer.
The ATEN IC-250U is a 5‑port USB 2.0 PCI card that adds four external and one internal USB ports to computers lacking built‑in USB connectors. It complies with the USB 2.0 standard and is self‑powered, delivering up to 480 Mbps transfer rates.
This manual covers hardware installation, Windows driver installation, verification of driver installation, peripheral connection, technical specifications, and troubleshooting guidance. It also includes system requirements and warranty information.
| Ports | Internal 1, External 4 |
|---|---|
| Power Mode | Self Powered |
| Output Voltage (per port) | +5V DC |
| Output Current (per port) | 500 mA (max) |
| OS Support | Windows XP, Windows 2000, Windows Me, Windows 98SE |
| Operating Temperature | 5 ~ 40 °C |
| Storage Temperature | -20 ~ 60 °C |
| Humidity | 0 ~ 80 % RH |
Power off the computer, open the case, insert the card into an empty PCI slot, close the case, and then power the system back on.
Open Device Manager, expand the Universal Serial Bus controller section, and confirm that entries such as “NEC PCI to USB Open Host Controller” appear.
Unplug the USB cables from the computer’s USB ports, then re‑insert them to clear any static electricity issues.
The card supports Windows XP, Windows 2000, Windows Me, and Windows 98SE.