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Keysight Technologies
N9030B PXA 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 52
PXA Instrument Boot Up Process on page 53
Typical instrument boot-up process flow on page 54
Potential Problems During Boot Process on page 57
Yellow Standby LED Does Not Illuminate on page 57
Green Power On LED Does Not Illuminate on page 59
Fan(s) Are Not Operating on page 63
No Keysight Splash Screen Displayed on page 65
Instrument Hangs at the Keysight Splash Screen on page 67
Instrument Cannot Completely Load or Run the Operating System on page
68
Troubleshooting a Blank Display on page 68
Initializations Did Not Complete on page 72
Fails an Initial Alignment on page 73
Signal Level Problem with Input Frequencies < 3.6 GHz on page 81
Signal Level Problem with Input Frequencies > 3.6 GHz on page 82
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