Service Guide N5227-90001 3-11
PNA Series Microwave Network Analyzers Tests and Adjustments
N5227A Preliminary Checks
The PNA Operator’s Check dialog box will look different for different PNA model numbers and installed
options. Some of the tests are performed only if the appropriate options are installed in the PNA.
Figure 3-3 Operator’s Check Dialog Box
If the Operator’s Check Fails
1. Clean the test ports, shorts, and adapters. Torque to specification. Repeat the check.
2. If the check still fails, suspect a faulty component. Refer to “Measurement System Troubleshooting” on
page 4-23 to begin troubleshooting to determine the faulty component.
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