Keysight Technologies N5221A

7-1
Keysight Microwave Network Analyzers
2-Port and 4-Port PNA Series
Service Guide
7 Repair and Replacement Procedures
Information in This Chapter
This chapter contains procedures for removing and replacing the major
assemblies of your Keysight Technologies PNA series microwave network
analyzer.
Chapter Seven at-a-Glance
Section Title Summary of Content Start Page
Personal Safety Warnings Warnings and cautions pertaining to personal safety. page 7-2
Electrostatic Discharge (ESD)
Protection
Information pertaining to ESD protection. page 7-3
Table of Removal and Replacement
Procedures
A table of removal and replacement procedures and the
corresponding page number where they are located.
page 7-4
Removal and Replacement Procedures The actual procedures for removing and replacing the
major assemblies in your analyzer.
The procedures occur in assembly reference
designator numerical order.
See Table 7-1
on page 7-4
for specific
procedures.
Post-Repair Procedures A table for the proper tests, verifications, and adjustments
to perform on your analyzer after repair.
page 7-60
The PNA contains extremely sensitive components that can be ruined if
mishandled. Follow instructions carefully when making cable connections,
especially wire harness connections.
The person performing the work accepts responsibility for the full cost of
the repair or replacement of damaged components.