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NPB-40
Nellcor NPB-40 Service Manual
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Section 1: Introduction
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Pulse Amplitude indicator
Pulse
Rate display
Pulse Search display
Low Battery indicator
Sensor disconnect indicator
Power On/Off key
Display Light/Beep On/Off key
Store Data/Print key
Shift key
Store Data icon
Shift icon
Print icon
SpO2% display
Figure 1-2: NPB-40 Front Panel
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Table of Contents
Table of Contents
3
Section 1: Introduction
5
Manual Overview
5
Equipment Description
5
Section 2: Routine Maintenance
7
Maintenance Overview
7
Battery Maintenance
7
Battery Replacement
7
Battery Disposal
8
Cleaning
8
Section 3: Performance Verification
9
Performance Verification
9
Section 4: Troubleshooting
15
Introduction
15
Who Should Perform Repairs
15
Repair Level Supported
15
How to Use this Section
15
Obtaining Replacement Parts
15
Troubleshooting Guide
16
Section 5: Disassembly Guide
21
Introduction
21
System Disassembly and Reassembly
21
Section 6: Spare Parts
25
Introduction
25
Section 7: Packing for Shipment
27
General Instructions
27
Packing NPB-40 in Original Carton
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Packing in a Different Carton
27
Section 8: Specifications
29
Performance
29
Electrical
30
Environmental
30
Physical
31
Technical Supplement
33
S1 Introduction
33
S2 Pulse Oximetry Principles of Operation
33
S2.1 Overview
33
S2.2 Functional Versus Fractional Saturation
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S2.3 Measured Versus Calculated Saturation
34
S3 Circuit Analysis
34
Block Diagram
34
S3.1 Overall Unit Block Diagram Analysis
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S3.2 CPU PCB Theory of Operation
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S3.3 LCD PCB Theory of Operation
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S4 Schematic Diagrams
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CPU PCB Parts Locator Diagram
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LCD PCB Parts Locator Diagram
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CPU PCB Schematic Diagram
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LCD PCB Schematic Diagram
50
Front Panel Keypad Schematic Diagram
50
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Nellcor NPB-40 Specifications
General
Brand
Nellcor
Model
NPB-40
Category
Medical Equipment
Language
English
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