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Nidek Medical LT-900 User Manual

Nidek Medical LT-900
21 pages
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Nidek Medical LT-900 Specifications

General IconGeneral
BrandNidek Medical
ModelLT-900
CategoryGPS
LanguageEnglish

Summary

Introduction to Service Manual

Safety Precautions

General and Maintenance Precautions

General safety guidelines for service personnel, tool usage, power handling, and maintenance-specific precautions.

Adjustment and Wiring Precautions

Safety measures for adjustments, electrical wiring, and power cord handling.

Troubleshooting Guide Interpretation

Instructions on interpreting troubleshooting flowcharts and references to wiring diagrams for component replacement.

Troubleshooting Procedures

System Power-Up Failures

Troubleshooting steps for a system that does not power on, involving voltage, fuses, and power supply checks.

Switch Malfunctions and Poor Accuracy

Diagnosing and resolving switch issues and poor accuracy, typically by replacing boards or performing calibration.

Tracing Malfunctions

Troubleshooting stylus detachment and pattern tracing failures, including frame checks and sensor adjustments.

Component Replacement Procedures

Top Cover and Tracer Assembly Replacement

Steps for removing the top cover and replacing the tracer assembly, including necessary disconnections.

Electronic Board Replacement

Procedures for replacing BA02 and BA11 electronic boards, including data backup and program writing.

Program Updates and Fuse Replacement

Guidance on updating system programs (ROM CPU) and replacing the main fuse.

Calibration and Adjustments

Auto Calibration

Step-by-step guide for performing automatic calibration, involving specific button presses and frame setup.

Torque Calibration

Procedure for torque calibration, requiring simultaneous button presses and slider position checks.

Full Calibration Procedures

Comprehensive steps for full calibration, utilizing various jigs and verifying LED status after tracing.

Clamp Switch Adjustment

Steps to adjust the clamp switch (CA64) position, involving slider movement and micro switch setting.

System Wiring Diagram

Detailed Wiring Connections

A comprehensive wiring diagram illustrating component connections, signal flow, and part numbers.

Maintenance and Consumables

Required General Tools

A list of general tools necessary for performing repair and maintenance operations on the system.

Essential Consumables

A list of necessary consumables for repair work, such as adhesives, solder, grease, and cleaning solutions.

Calibration Jig List

A list of calibration jigs used for adjustment procedures, including their model numbers and quantities.

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