N9030B PXA Signal Analyzer Service Guide 207
Front End Control Troubleshooting
A15 Front End Control Assembly Troubleshooting
5. Place the RF front end troubleshooting board on an ESD safe bag or foam
to ensure nothing shorts out. See Figure 6-4.
Figure 6-4 RF Front End Troubleshooting Board Placement
6. Turn the instrument on and allow it to complete its full boot up process to
the Spectrum Analyzer application.
7. Turn Auto Align off by pressing System, Alignments, Auto Align, Off on
the analyzer.
You may notice an Align Now, All required message on the analyzer
display. This can occur when the test board is connected.
Resistors on the test board can get very hot. Handle with care.
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