Specifications

261
Chapter 8
8. Troubleshooting
This chapter provides information about diagnosing a variety of hardware problems
usingtheblinkingandcoloredLEDs on thefrontof the system. It alsoprovidesyou with
information on how to access and run diagnostics, how to use the non-maskable
interrupt (NMI) button, how to recover from a system crash, and what to do when you
have lost or forgotten the system password.
The following topics are covered in this chapter:
• “Diagnosing the Problem” on page 261
• “Using the LEDs on the Lightbar” on page 262
• “Using the NMI Button” on page 265
• “Recovering From a System Crash” on page 269
• “Disabling the System Maintenance Password” on page 273
• “Returning Parts” on page 278
Diagnosing the Problem
If you suspect there is a problem with your hardware, use these diagnostics to help
isolate and solve the problem:
• Lightbar LEDs - Front of OCTANE, Diagnostic Chart, Figure 8-1
• Lightbar LEDs - Front of OCTANE, Diagnostic Chart, Figure 8-2
• Lightbar LEDs - Front of OCTANE, Diagnostic Chart, Figure 8-3
See also “Using the NMI Button” on page 265.