If The Operator's Check Fails - Keysight M9370A Startup Manual

Getting Started
STEP 5. Verify Operation of the Network Analyzer Modules
Figure 1-11 Operator's Check Dialog Box

If the Operator's Check Fails

1. Clean the test ports, and the open(s) or short(s). Torque to specification.
2. If the check still fails, return the network analyzer module to Keysight. See
Keysight Technologies Startup Guide
Repeat the check.
"How to Return an Instrument for Service" on page 7.
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