Table of Contents
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Tests and Adjustments
Before You Begin
Allow the Analyzer to Warm Up
To achieve the maximum system stability, allow the analyzer to warm up
for at least 90 minutes.
Review the Principles of Connector Care
Proper connector care and connection techniques are critical for accurate and
repeatable measurements. Refer to
Prior to making connections to your analyzer, carefully review the information
about inspecting, cleaning, and gaging connectors. Refer to the calibration kit
documentation for detailed connector care information.
For course numbers about additional connector care instruction, contact
Keysight Technologies. Refer to
Table 3-1
Connector Care Quick Reference Guide
Do
— Keep connectors clean
— Extend sleeve or connector nut
— Use plastic end-caps during storage
Do
— Inspect all connectors carefully
— Look for metal particles, scratches, and
dents
Do
— Try compressed air first
— Use isopropyl alcohol
— Clean connector threads
Do
— Clean and zero the gage before use
— Use the correct gage type
— Use correct end of calibration block
— Gage all connectors before first use
Do
— Align connectors carefully
— Make preliminary connection contact
lightly
Keysight N5224A/25A Service Guide
Handling and Storage
Do Not
Visual Inspection
Do Not
Connector Cleaning
Do Not
a
Gaging Connectors
Do Not
Making Connections
Do Not
Table 3-1
for tips on connector care.
"Contacting Keysight" on page
— Touch mating-plane surfaces
— Set connectors contact-end down
— Store connectors or adapters loose
— Use a damaged connector - ever
— Use any abrasives
•
Get liquid into plastic support beads
— Use an out-of-specification
connector
— Apply bending force to connection
— Over tighten preliminary connection
2-7.
3-5
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Table of Contents
Troubleshooting
