Before Starting The Removal And Replacement Procedures; Personal Safety Warnings; Electrostatic Discharge (Esd) Protection; Assembly Replacement Sequence - Agilent Technologies E8362C Service Manual

PNA Series Microwave Network Analyzers
E8362C, E8363C, E8364C

Before Starting the Removal and Replacement Procedures

Before starting the removal and replacement procedures, review these warnings, cautions, and the

assembly replacement sequence.

Personal Safety Warnings

WARNING These servicing instructions are for use by qualified personnel only. To avoid electrical
shock, do not perform any servicing unless you are qualified to do so.
WARNING The opening of covers or removal of parts is likely to expose dangerous voltages.
Disconnect the analyzer from all voltage sources while it is being opened.
WARNING The power cord is connected to internal capacitors that may remain live for 10 seconds
after disconnecting the plug from its power supply assembly. Wait at least 10 seconds,
after disconnecting the plug, before removing the covers.

Electrostatic Discharge (ESD) Protection

CAUTION Many of the assemblies in this instrument are very susceptible to damage from electrostatic
discharge (ESD). Perform the following procedures only at a static-safe workstation and
wear a grounded wrist strap.
This is important. If not properly protected against, electrostatic discharge can seriously
damage your analyzer, resulting in costly repair.
To reduce the chance of electrostatic discharge, follow all of the recommendations outlined
in "Electrostatic Discharge Protection" on page
Assembly Replacement Sequence
The following steps show the sequence that you should follow to replace an assembly in the network
analyzer.
Step 1. Identify the faulty group. Begin with
Step 2. Order a replacement assembly. Refer to
Step 3. Replace the faulty assembly and determine what adjustments are necessary. Refer to
"Post-Repair Procedures"
Step 4. Perform the necessary adjustments. Refer to
Step 5. Perform the necessary performance tests. Refer to
Service Guide E8364-90038
Before Starting the Removal and Replacement Procedures
Chapter 4, "Troubleshooting."
Chapter 6, "Replaceable Parts."
in this chapter.
Chapter 3, "Tests and Adjustments."
Repair and Replacement Procedures
1-6, for all of the procedures in this chapter.
Chapter 3, "Tests and Adjustments."
7-3