EDAN M3 - Service Manual

EDAN INSTRUMENTS, INC.
Manual Ver: V1.0
Release Date: Aug. 2008
Part Number: MS1R-109399-V1.0

EDAN M3 Specifications

General

Resolution	320 x 240 pixels
Weight	1.2 kg (with battery)
Display Type	TFT LCD
ECG	3/5-lead ECG
Optional Parameters	EtCO2
Battery	Rechargeable lithium-ion
Networking	Wired network
Atmospheric Pressure	700 hPa to 1060 hPa

Summary

Copyright and Statement

Statement of Usage Rights

Describes EDAN's rights and permitted use of the publication, emphasizing confidentiality and authorized access.

Manufacturers Responsibilities

Outlines EDAN's responsibility for safety, reliability, and performance under specific conditions.

Safety and Usage Warnings

Highlights that the monitor is not for family use and not for treatment purposes.

Using Label Guide and Revision History

Understanding Safety Labels

Explains the meaning of WARNING, CAUTION, and NOTE labels used in the manual.

Manual Revision Record

Details the version history and release date of the service manual.

Introduction to the Vital Signs Monitor

General Information Overview

Provides a general description of the M3 Vital Signs Monitor, its capabilities, and intended use.

Monitor Screen Display Details

Monitor Screen Display Layout

Describes the division of the LCD screen into parameter, waveform/trend, and information areas.

Interface Icons and Meanings

Details the various icons displayed on the monitor interface and their corresponding meanings.

Alarm and Charging Status Indicators

Explains the indicators for alarm status and battery charging on the monitor.

Front Panel Button Functions

Power and Silence Button Operation

Details the functions of the ON/OFF and SILENCE buttons for monitor control and alarm management.

NIBP, Trend, and Record Button Usage

Explains the operation of NIBP START/STOP, TREND/WAVEFORM, and RECORD buttons.

Menu Navigation and Selection Buttons

Describes the MENU, UP, OK, and DOWN buttons for navigating and selecting options.

Monitor Interfaces and Connectivity

Left Side Interface Details

Describes the recorder's paper inlet cover located on the left side of the monitor.

Front Panel Sensor Connections

Details the SpO2 and NIBP sensor connectors on the front panel.

Rear Panel Connectivity and Grounding

Explains the equipotential grounding, power supply socket, and network interface on the rear panel.

Bottom Panel Components

Identifies the battery compartment and fuse box located on the bottom panel.

Built-in Rechargeable Battery Management

Battery Status Indicators on Screen

Explains the different icons indicating battery status (charging, full, empty) on the monitor screen.

Battery Charging Status Light

Describes the color of the charger indicator light to show battery charging status.

Battery Replacement and Safety Precautions

Provides guidelines for replacing the battery and important safety warnings related to battery handling.

System Principles and Components

Overview of Main Monitor Parts

Lists the five main parts of the monitor: parameter measuring, main control, interface, power supply, and auxiliary parts.

Parameter Measuring and Interface Functions

Details the functions of the parameter measuring and interface parts of the monitor.

Main Control and Power Supply Systems

Explains the main control board and the power supply part of the monitor system.

Auxiliary Ports for System Upgrade

Mentions the RJ45 port for on-line system software upgrades.

Hardware Structure and Power Module

Overall Hardware Structure Diagram

Illustrates the hardware structure and interconnections between monitor components.

Power Module DC Supply Function

Describes the role of the power module in providing DC supplies to other boards.

Main Control Board and CPU System

Main Control Board Schematic and Functions

Details the main control board's schematic diagram and its system control functions.

CPU System Role and Capabilities

Explains the CPU's function as the kernel of the main control board for data processing and control.

Keyboard Interface Operation

Real-time Clock and Controller Functions

Describes the functions of the RTC, Ethernet Controller, and LCD Controller.

Keyboard Module Schematic and Principles

Explains the keyboard module's role as a man-machine interface and its schematic diagram.

Recorder Module Functionality

Recorder Module Schematic and Principles

Details the recorder module's design for driving the line thermal recorder and its operational principles.

System Software Principles

System Software Functional Diagram

Presents a general diagram illustrating the flow and functions of the system software.

System Software Task Table

Details the various tasks performed by the system software and their execution cycles.

System Parameters and Structure

General System Structure and Parameter Flow

Illustrates the overall system structure and how parameters are acquired and processed.

NIBP Measurement Principles and Modes

Explains the NIBP measurement method, operating modes, and patient types.

SpO2 Measurement Principles

Describes the principles behind SpO2 measurement, including light absorption and signal processing.

Monitor Installation Procedures

Unpacking and Initial Inspection

Guides on how to unpack the monitor and perform initial checks for damage and completeness.

Power Cable Connection Guidelines

Provides instructions for connecting the AC power line to the monitor.

Monitor Power-On Sequence

Details the steps for powering on the monitor and what to expect on the screen.

Connecting Patient Sensors and Checking Recorder

Instructions for connecting patient sensors and verifying recorder paper installation.

Important Safety and Usage Notes

Covers safety regulations for use with other equipment and explosion hazard warnings.

Testing and Calibration Procedures

Initial Monitor Check and Routine Inspection

Outlines the steps for checking the monitor's appearance, function, and performing routine safety checks.

NIBP Calibration Process

Recommends NIBP calibration for accuracy and outlines the procedure.

Monitor Disassembly and Component Identification

Exploded View of Monitor Assembly

Provides an exploded diagram showing the main components and fasteners of the monitor.

Front Shuck Assembly Components

Lists and identifies the parts included in the front shuck assembly of the monitor.

Rear Shuck Assembly Components

Lists and identifies the parts included in the rear shuck assembly of the monitor.

Bracket Assembly Components

Lists and identifies the parts associated with the bracket assembly.

Troubleshooting Common Issues

Resolving No Display or Black Screen Issues

Provides solutions for common device failures like no display after power-on or black screen operation.

Troubleshooting Intermittent Display and Disabled Functions

Offers solutions for intermittent waveform display and disabled operations or measurement functions.

Troubleshooting Display and Operation Issues

Addresses display failures, disabled keys, and sound issues with the monitor.

Resolving Recorder and Network Link Failures

Provides solutions for recorder operation problems and network connectivity issues.

Troubleshooting Power Board and Parameter Failures

Covers issues related to the power board, fuse blowing, and parameter measurement errors.

Troubleshooting SpO2 Measurement Issues

Addresses problems with SpO2 waveform interference and inaccurate SpO2 values.

Maintenance and Cleaning Procedures

General Cleaning Guidelines and Precautions

Provides instructions for cleaning the monitor's exterior and display screen, including agent recommendations.

Cuff Maintenance and Cleaning Methods

Details the maintenance, cleaning, and sterilization procedures for reusable and disposable blood pressure cuffs.

SpO2 Sensor Cleaning and Care

Outlines the recommended methods for cleaning and maintaining the SpO2 sensor.

Maintenance Menu and User Settings

Accessing and Navigating the Maintenance Menu

Explains how to enter and navigate the maintenance menu for system settings.

User Maintenance Configuration Options

Describes available user settings such as network type, bed number, language, and alarm sound.

Factory Maintenance and Module Settings

Details the factory maintenance functions, including setting SpO2/NIBP modules and power type.

Recommended Accessories and Ordering

Compatible SpO2 Sensors and Cables

Lists recommended SpO2 sensors and extension cables compatible with the monitor.

Blood Pressure Cuffs and NIBP Accessories

Details the available cuff sizes and other necessary NIBP accessories.

Warranty Information and Service Procedures

Standard Warranty Service Terms

Explains the warranty period, repair, adjustment, or replacement policy.

Warranty Limitations and Exclusions

Lists conditions and misuse that may void the product warranty.

Service Claim and Solution Process

Outlines the procedure for submitting a service claim and receiving a solution.

Service Procedures: Within and Out of Warranty

Details the steps for handling warranty claims, including RMA and part returns.

Shipping Instructions for Returned Parts

Provides guidelines for packaging and shipping defective parts back to EDAN.

Contacting EDAN for Support

Product Specifications and Classification

Product Classification Details

Defines the product's classification regarding electroshock protection, EMC, and ingress protection.

General Size, Weight, and Environmental Specs

Lists the physical dimensions, weight, and environmental operating conditions for the monitor.

Display, Battery, and Recorder Specifications

Details the specifications for the monitor's display, battery, and built-in recorder.

Review Features and NIBP Measurement Specs

Describes data review capabilities and detailed NIBP measurement specifications.

NIBP Measurement Modes and Accuracy

Provides detailed specifications for NIBP measurement across different patient modes and accuracy.

SpO2 Measurement Ranges and Accuracy

Details the measurement ranges, resolution, and accuracy for SpO2 and Pulse Rate.

SpO2 Interference and Nellcor Module Specs

Covers SpO2 anti-interference features and specifications for the optional Nellcor module.