Agilent Technologies PSG Series Service Manual page 70

Table 1-35 Troubleshooting Performance Test Problems
Performance test that is failing...
External Phase Modulation Deviation Accuracy
External Pulse Modulation ON/OFF Ratio
Harmonic Spurious
Sub-Harmonic Spurious
Non-Harmonic Spurious
Single-Sideband Phase Noise
Troubleshooting Performance Test Problems
Action to perform...
Perform FM adjustments.
If still failing check
A11 Pulse/Analog Modulation Generator and A6 Frac-N.
If the frequency is ≤3.2 GHz, check the
A11 Pulse/Analog Modulation Generator or the A8 Output.
If the frequency is >3.2 GHz, check the
A11 Pulse/Analog Modulation Generator and the A10 ALC.
Refer to "Troubleshooting Harmonic Spurious" on page
Refer to "Troubleshooting Harmonic Spurious" on page
Refer to "Troubleshooting Non-Harmonic Spurious" on page
1-65.
Refer to "Troubleshooting the RF Path" on page
Troubleshooting
1-62.
1-62.
1-58.
1-57