The Test Port Cable Checks - Keysight N5224A 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, 2.4 mm
Test cable, 2.4 mm (f) to 2.4 mm (f)
3-12
PNA Series Microwave Network Analyzers
N5224A and N5225A
Model or Alternate Model
Part Number or Part Number
85056A 85056D
85133C 85133E
Service Guide N5225-90001