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78
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 E3632A User's Guide. Subjects covered include the following:
• Block Diagram Overview, page 79
• AC Input and Bias Supplies, page 81
• Floating Logic, page 82
• D-to-A Converter, page 84
• A-to-D Converter, page 85
• Power Mesh and Control, page 86
• Earth-Referenced Logic, page 88
• Front Panel, page 88