7. Device Failure and Replacement

Whether the red LED is flashing or the syslog is filling up with cryptic messages, a hardware failure is never a day at the beach. The goal of this chapter is to provide a guide for identifying and remedying device failures. We begin with a discussion of supported devices before proceeding with a discussion of how to look for errors. We then discuss how to identify a failed device. Finally, we consider replacements and alternative options to remedy the problem.

Supported Devices

Before spending hours determining why a device has failed, we must first confirm that the device is supported by the running kernel. Next, we must confirm that the device meets the hardware requirements set forth by the vendor. Of course, ...

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