9: Frequently asked questions (FAQs) Model 2461 Interactive SourceMeter® Instrument
9-4 2461-901-01 A/November 2015
3. Right-click the device.
4. Select Properties.
5. Select the Driver tab.
6. Click Driver Details.
7. Verify that the device driver is the winusb.sys. driver from Microsoft.
Figure 179: Driver File Details dialog box
8. If the incorrect driver is installed, click OK.
9. On the Driver tab, click Update Driver.
10. Browse for the driver; select the C:\windows\inf folder. Locate the winusb.inf file. Select
this and make sure the driver is now in use.
11. If this does not work, uninstall VISA, unplug the instrument and follow the steps to reinstall VISA
in the section Modifying, repairing, or removing Keithley I/O Layer software (on page 2-80).
Which Microsoft Windows operating systems are supported?
Microsoft Windows 2000, Windows XP, Windows Vista, and Windows 7 are supported.