Boot Up And Initialization Troubleshooting; What You Will Find In This Chapter - Keysight Technologies X Series Service Manual

Keysight Technologies X-Series Signal Analyzers
N9010A EXA Signal Analyzer
Service Guide

2 Boot Up and Initialization Troubleshooting

What You Will Find in This Chapter

This chapter provides information that is useful when starting to troubleshoot a
spectrum analyzer. It includes procedures for troubleshooting common failures
and provides information on isolating problems in the analyzer.
The following sections are found in this chapter:
Check the Basics on page 50
Instrument Boot Up Process on page 51
Typical instrument boot-up process flow on page 52
Potential Problems During Boot Process on page 55
Yellow Standby LED Does Not Illuminate on page 55
Green Power On LED Does Not Illuminate on page 57
Fan(s) Are Not Operating on page 59
No Agilent/Keysight Splash Screen Displayed on page 61
Instrument Hangs at the Agilent/Keysight Splash Screen on page 62
PCI Enumeration Error on page 62
Instrument Cannot Completely Load or Run the Operating System on
page 63
Troubleshooting a Blank Display on page 63
Initializations Did Not Complete on page 67
Fails an Initial Alignment on page 68
Signal Level Verification on page 73
Signal Level Problem with Input Frequencies < 3.6 GHz on page 73
Signal Level Problem with Input Frequencies > 3.6 GHz on page 74
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