Digital Processing And Digital Control Group Operation - Agilent Technologies N5242A Service Manual

PNA Series Microwave Network Analyzers
N5242A

Digital Processing and Digital Control Group Operation

The digital processor and control group provides digital control for the entire analyzer. It
provides:
• front panel operation,
• output to the display,
• math processing functions, and
• communications between the analyzer and an external controller or peripherals.
A block diagram of the digital control functional group is shown in
The digital control functional group consists of two subgroups:
• Front Panel Subgroup
— A1 Front Panel Display Board
— A2 USB Board
— A3 Display Assembly
— Keypad Assembly
— A14 system motherboard
• Data Acquisition and Processing Subgroup
— A12 SPAM Board (Digital Description)
— A17 CPU Board
— A51 Hard Disk Drive
Service Guide N5242-90001
Digital Processing and Digital Control Group Operation
Figure 5-9 on page
Theory of Operation
5-30.
5-29