PNA Series Microwave Network Analyzers
N5230A
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 Keypad Assembly
—
A2 Display Assembly
—
A3 Front Panel Interface Board
— A14 system motherboard
•
Data Acquisition and Processing Subgroup
—
A5 SPAM Board (Digital Description)
—
A15 CPU Board
—
A40 Floppy Disk Drive
—
A41 Hard Disk Drive
—
USB Hub
Service Guide N5230-90014
Digital Processing and Digital Control Group Operation
Figure 5-7 on page
Theory of Operation
5-22.
5-21