Keysight Technologies X Series Service Manual page 277

Analog/Digital IF Troubleshooting
25 MHz BW IF Section
12.The analyzer should read 22.5 MHz at −25 dBm ± 4 dB as shown in
Figure 7-9 A3 Digital I.F. Input
Verifying the 10 MHz Reference Input
1. Perform an instrument shut down.
2. Remove the cover of the analyzer. Refer to
3. Turn the instrument over so that the bottom is facing up.
4. Turn on the analyzer and wait for the instrument to complete the boot up
5. Press System, Alignments, Auto Align, Off.
6. Press Input/Output, RF calibrator, 50 MHz.
7. Verify the 50 MHz signal is at −25 dBm by pressing FREQ, 50 MHz, SPAN,
Keysight N9010A EXA Service Guide
7-9.
If the 22.5 MHz signal is not measuring the correct power level, see
Analog I.F. Troubleshooting" on page 265
Replacement Procedures", on page 463
process.
1 MHz, Peak Search on the analyzer. The marker readout should be
50 MHz at −25 dBm ± 3 dBm. If this reference signal is measuring
incorrectly, see Chapter 4, "RF Section Troubleshooting (RF/Microwave
Analyzers)", on page 139
in this service guide.
Chapter 15, "Assembly
in this service guide.
in this service guide.
Figure
"A2
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