Analyzer System Operation; Functional Groups Of The Analyzer - Keysight Technologies FieldFox N9913A Service Manual

Theory of Operation

Analyzer System Operation

Analyzer System Operation
The FieldFox analyzer is capable of both network analyzer (NA) and spectrum
analyzer (SA) functions.
— Full two port NA functions are supported by the hardware. 
— SA functions are supported by the hardware on Port 2. 
— A temporary CFG option is available to enable full functionality when
See
system.
All FieldFox analyzers covered by this manual have the same hardware.
Options to increase functionality are enabled via licenses, additional hardware
is not required.

Functional Groups of the Analyzer

The operation of the analyzer can be separated into two major functional
groups. Each group consists of assemblies that perform distinct functions.
Some of the assemblies are related to more than one group, and both groups,
to some extent, are interrelated and affect each other's performance.
The major functional groups are:
—
—
Front Panel Group
The front panel group consists of the following:
—
—
Measurement Group
The measurement group consists of the following:
—
—
—
—
—
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Model and option combinations determine available functionality.
Model and option combinations determine available functionality.
needed for service operations. Details on the CFG option are provided in the
N7841A TME help.
Figure 5-1 for a simplified block diagram of the overall RF analyzer
Front Panel Group
Measurement Group
A2 LCD Assembly
A3 Front Panel Interface Board
A4 RF Board
A5 System Board
A6 SOM Board
A7 Real Time Clock Board
Main Battery
Keysight FieldFox Handheld Analyzers Service Guide