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Welch Allyn 53N0P User Manual

Welch Allyn 53N0P
106 pages
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Vital Signs Monitor
300 Series
Service Manual

Table of Contents

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Welch Allyn 53N0P Specifications

General IconGeneral
BrandWelch Allyn
Model53N0P
CategoryMedical Equipment
LanguageEnglish

Summary

Safety

General Safety Considerations

Key safety points for monitor operation, including placement, connections, and environmental factors.

Service Utility and Accessory Cautions

Cautions regarding the use of the service utility and approved accessories for safe operation.

Electrostatic Discharge (ESD)

ESD Handling Precautions

Guidelines for handling static-sensitive components and preventing electrostatic discharge damage.

Service Overview

Purpose and Scope of Service Manual

Defines the manual's purpose for maintenance and corrective service procedures.

Functional Verification

Functional Verification Overview

Describes the procedure for complete functional tests for preventive maintenance.

Equipment Required for Functional Verification

Lists the general-purpose and medical test equipment needed for verification.

NIBP Characterization Test

NIBP Tests

Test Inflation, Deflation, and Overpressure

Procedures for testing NIBP inflation, deflation, and overpressure cutoff features.

SpO2 Functional Verification

Testing Nellcor SpO2 Monitor Function

Procedure to test the monitor's SpO2 function using a Nellcor tester.

Testing Masimo SpO2 Monitor Function

Procedure to test the monitor's SpO2 function using a Masimo tester.

Temperature Functional Verification

Testing Temperature Monitor Only

Verifies the temperature function of the monitor using a test key.

Testing Temperature Probe with Monitor

Validates the temperature probe's accuracy using a calibration tester.

Patient Isolation Test

Patient Isolation Test Overview

Importance and overview of patient isolation testing after monitor opening.

Patient Isolation Test Procedure

Patient Isolation Test Steps

Troubleshooting and Repair

Troubleshooting Chart Overview

Guide for diagnosing internal failures based on symptoms and error codes.

Troubleshooting Chart: Symptoms and Causes

Requirements for Module-Level Repair and Replacement

NIBP Characterization

Procedure to train the NIBP module for accurate volume accounting.

Welch Allyn Monitor Service Utility

Service Procedures: Characterizing NIBP

Procedure for training the NIBP module to account for tubing volumes.

Service Procedures: NIBP Characterization

Characterizing NIBP with Utility

Disassembly Procedure

Remove and Disconnect the Battery

Separate the Front and Rear Chassis

Disassemble the Front Chassis Assembly

Disassemble the Rear Chassis Assembly

Remove the Main Board

Disassemble and Remove the NIBP Assembly

Remove and Replace the Speaker

Remove and Disassemble the Printer Assembly

Disassemble the Temperature Module

Disassemble the Nellcor SpO2 Assembly

Disassemble the Masimo SpO2 Assembly

Replacement Parts

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