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ConMed hyfrecator 2000 - Service Manual

ConMed hyfrecator 2000
72 pages
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Service Manual
2000
Serving the Physician Since 1937
R

Table of Contents

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Summary

General Information

Product Description

Service Precautions

Outlines critical safety warnings for shock and burn hazards during servicing operations.

Theory of Operation

RF Generation

Explains how DC power is converted into radio frequency (RF) output power for surgical use.

Dual-Channel Architecture

Explains the redundant microcontroller design for safety and fault detection mechanisms.

Run Mode

Details the normal operating mode for clinical service use and its functions.

Service Mode

Provides access to service functions like calibration and diagnostics.

Service Calibrate Mode

Explains how to calibrate RF output power and HV settings for optimal performance.

Service Pseudo-run Mode

Allows operation without fault detection for troubleshooting complex issues.

Control;Monitor Interaction

Details how the control and monitor microcontrollers interact for system operation.

Fault Detection Protocol

Explains the process of detecting and responding to system faults to prevent hazards.

Power On Self Test (POST)

Details the self-test procedures performed on power-up to verify system integrity.

Maintenance

Preventative Maintenance

Outlines procedures for routine preventative maintenance checks to ensure safety.

DC Isolation Tests

Details tests to verify DC isolation for patient safety and electrical shock prevention.

Mains Frequency Leakage

Verifies low-frequency source current is within safety limits according to IEC 60601-1.

RF Output Power Testing

Details how to test the RF output power accuracy against specified limits.

RF Leakage Test

Verifies RF earth-referencing and isolation to prevent patient burns.

Recalibration of RF Output Power

Describes how to adjust RF output power to original factory specifications.

RF Output Adjustment

Guides through adjusting HI, LO, and BI modes for calibration accuracy.

Calibration Verification

Describes how to verify calibration results after adjustments using output tests.

Troubleshooting and Repair

Provides guidance on diagnosing and correcting unit problems based on symptoms.

Using Fault Codes

Explains how to use fault codes generated by the unit for troubleshooting.

Using Pseudo-Run Mode

Provides a mode to bypass fault detection for troubleshooting complex issues.

Fault Isolation Techniques

Discusses general methods for isolating component faults within the system.

A1 Control;Display PWB Problems

Troubleshoots issues specific to the A1 Display/Control PWB and its components.

Verifying Microcontroller Faults

Details how to verify microcontroller defects before replacement for cost savings.

Gate Waveform Problems

Troubleshoots issues related to the gate waveform signals controlling the RF power amplifier.

HV Supply Problems

Troubleshoots issues with the high voltage power supply, including low or high voltage.

ConMed hyfrecator 2000 Specifications

General IconGeneral
BrandConMed
Modelhyfrecator 2000
CategoryMedical Equipment
LanguageEnglish

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