4 Diagnostics and troubleshooting
This chapter describes the tools available for diagnosing and troubleshooting system issues.
Topics
Calling support on page 47
Locating ID labels on page 48
Locating warranty information on page 48
Diagnosis guidelines on page 49
Troubleshooting checklist on page 50
HP troubleshooting resources and tools on page 50
Troubleshooting scenarios and solutions on page 53
Using HP PC Hardware Diagnostics (UEFI) on page 62
Diagnostic codes and errors on page 63
46 Chapter 4 Diagnostics and troubleshooting
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