How to check if the USB controller works properly?

How to check if the USB controller works properly?
or
PC doesn't recognize USB device.

Possible to check with the device manager.

Procedure:
1) Open [control panel] in [settings] - [start].
2) Open [system properties] with double click on the [system] icon.
3) Click [device manager] tab, and choose [view devices by type].
4) Click [+] mark beside [universal serial bus contoroller], and see the [------- host controller] and [USB root hub].
5) [USB controller] works properly if there is no [!] or [X] mark on it.

* Re-install the driver which has [!] or [X] mark.
* Re-install USB device driver, when USB controller works properly but doesn't recognize USB device.