Information In This Chapter; Chapter Four At-A-Glance - Agilent Technologies E8362C Service Manual

Troubleshooting

Information in This Chapter

Information in This Chapter
The information in this chapter helps you:
• Identify the portion of the analyzer at fault.
• Locate the specific troubleshooting procedure to identify the assembly or peripheral at fault.
The sections in this chapter are arranged in a logical troubleshooting order. The following table lists the
sections and a brief summary of what to look for in that section.

Chapter Four at-a-Glance

Section Title
Getting Started with Troubleshooting
Power Up Troubleshooting
Front Panel Troubleshooting
Rear Panel Troubleshooting
Measurement System Troubleshooting
Instrument Block Diagrams
4-2
Summary of Content
A starting point to begin troubleshooting.
Power-up problems:
• Power supply problems
• LCD problems
• Bootup for the network analyzer interface
Problems occurring after the network analyzer
interface is loaded:
• Does the display color appear correct?
• Do the front panel keys function properly?
• Do the front panel USB connectors function
properly?
Problems associated with the rear panel
interconnects.
The data found at these rear panel interconnects can
be used to troubleshoot the CPU board.
Problems with the measurement portion of the
analyzer.
• Checking the A, B, R1, and R2 signals.
• Checking the source group.
• Checking the receiver group.
• Checking the signal separation group.
• Checking the frequency offset group (Option 080).
Block diagrams for the analyzer including Option UNL
and Option 014.
PNA Series Microwave Network Analyzers
E8362C, E8363C, E8364C
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Service Guide E8364-90038