The Test Port Cable Checks - Keysight N5227A Service Manual

Tests and Adjustments
Preliminary Checks

The Test Port Cable Checks

A faulty test port cable can cause a failure in the verification test. The following checks are not required, but
are recommended to verify the performance of the test port cable.
• "Cable Return Loss Check" on page 3-13
• "Cable Insertion Loss Check" on page 3-14
• "Cable Magnitude and Phase Stability Check" on page 3-15
• "Cable Connector Repeatability Check" on page 3-17
Accessories Used in the Test Port Cable Checks
Equipment Type
Calibration kit, 1.85 mm
Test cable, 1.85 mm (f) to 1.85 mm (f)
3-12
PNA Series Microwave Network Analyzers
Model or Alternate Model
Part Number or Part Number
85058B 85058E
N4697E N4697-60200
Service Guide N5227-90001
N5227A