Theory Of Operation; Block Diagrams - Datascope Accutorr Plus Service Manual

2.0 THEORY OF OPERATION

CONTENTS OF THIS CHAPTER . . . . . . . . . . . . . . . . . . . . . . . . . . Page

2.1 Block Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1

2.2 Detailed Circuit Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
The Theory of Operation provides block diagrams of major operational circuits, an
overview of each circuit board and functional descriptions of the major sections on that
board. The information presented is intended to assist qualified service personnel to
isolate faults to the lowest functional sub assembly and replacement of the same.
2.1 BLOCK DIAGRAMS
The system level block diagram illustrates the major functional modules and their
interdependence. More detailed diagrams for particular functional modules are provided
within the Theory of Operation.
Block Diagrams
Interconnect Diagrams
LED/CPU Board Block Diagram
NIBP Block Diagram
Recorder Module Control Logic Block Diagram
Predicative Temperature Module Block Diagram
Datascope SpO Block Diagram
2
Communication Board Block Diagram
LCD inverter Module Block Diagram
®
Nellcor MP304 Block Diagram
Ò
Nellcor Interface Board Block Diagram
Ò
Masimo Interface Board Block Diagram
Tone Processor Board Block Diagram
Accutorr Plus Service Manual
Chapter 2 - Theory of Operation
Page
2-3
2-9
2-19
2-20
2-21
2-24
2-27
2-28
2-29
2-30
2-32
2-34
Revised 12/20/00
2-1