Keysight Technologies 34972A Service Guide

5 Theory of Operation
126 Keysight 34970A/34972A Service Guide
Theory of Operation
This chapter is organized to provide descriptions of the circuitry contained on
each schematic shown in Chapter 8 of the 34970A/34972A User’s Guide. A block
diagram overview is provided.
– “System Block Diagram” on page 127
– “Floating Logic” on page 128
– “Memory” on page 131
– “Earth-Referenced Logic” on page 132
– “Power Supplies” on page 133
– “Front Panel” on page 135
– “Backplane” on page 136
– “Internal DMM” on page 137
– “Switch Modules” on page 146
– “Multifunction Module” on page 162
The self-test procedures are described in Chapter 6.

Keysight Technologies 34972A Specifications

General

Brand	Keysight Technologies
Model	34972A
Category	Switch
Language	English