Specifications

6 Diagnostics and troubleshooting
This chapter describes the tools available for diagnosing and troubleshooting system issues, and
includes these topics:
Topics
Calling technical support on page 129
Locating ID labels on page 129
Locating warranty information on page 130
Diagnosis guidelines on page 131
Troubleshooting checklist on page 133
Troubleshooting scenarios and solutions on page 136
Self-troubleshooting with HP Vision Diagnostics on page 144
Diagnostic codes and errors on page 152
128 Chapter 6 Diagnostics and troubleshooting ENWW