Theory of Operation

This chapter provides block diagram level descriptions of the power supply. The descriptions provide a basic understanding of circuit operation and are intended as an aid in troubleshooting. It is assumed in the following discussions that you are familiar with the operating and programming instructions presented in the E3631A User's Guide. Subjects covered include the following:

Block Diagram Overview, page 81

AC Input and Bias Supplies, page 83

Floating Logic, page 84

D-to-A Converter, page 86

A-to-D Converter, page 87

Power Mesh and Control, page 88

Earth-Referenced Logic, page 90

Front Panel, page 90

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Agilent Technologies E3631A manual Theory of Operation