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Chapter 7. Troubleshooting I/O Ports and... > Diagnosing Problems with Ports and I...

Diagnosing Problems with Ports and Input Devices

If you're having problems with a printer, scanner, or other I/O device, it can sometimes be difficult to determine if the device itself is the problem or if the port used by the device is not working. The following sections help you determine where the problem truly lies and provide you with fast solutions.

Diagnosing Port and Driver Problems with Device Manager

In many cases, the Windows Device Manager provides you a fast, reliable way to figure out if the problem with a device is caused by problems with the port it's attached to or with the port's or device's own device driver.


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