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1Table of Contents
1 Introduction 7
Who Should Read This Guide 7
What to Do Next 7
Repair Strategy 8
Manufacturer’s Information 8
Passwords 9
Safety Information 9
2 Site Preparation 15
Introduction 15
Site Requirements 17
3 Installation Instructions 25
Installation Checklist Fetal Monitor 25
Unpacking and Checking the Shipment Fetal Monitors 26
Mounting Instructions 28
Line Voltage Selection 29
Connecting the Monitor to AC Mains 29
Disconnecting the Monitor from AC Mains 30
Connecting the Monitor to Non-Medical Devices 30
Installing the Tympanic Thermometer 31
Before Using the Monitor 35
4 Theory of Operation 39
Monitor Hardware Overview 39
Power Supply 40
Connector Block 40
Bus Master Board 40
Main CPU Board 40
I/O Boards 41
Fetal Recorder (Thermal Printer Unit) 41
LCD Display and Touchscreen 42
Noninvasive Blood Pressure Assembly 42
SpO2 Assembly 42
Input/Output Interface Boards 42
Transducer Hardware Overview 43
Transducer Types 43
Functional Description of the Transducer CPU 43
Toco Transducer Front-end 44
Ultrasound Transducer Front-end 44
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