Huvitz HDR-9000 User Manual

Service Manual
Digital Refractor HDR-9000
HUVITZ Co. Ltd.

Huvitz HDR-9000 Specifications

General

Type	Digital Refractor
Cross Cylinder	±0.25D, ±0.50D
Communication	RS-232C, USB
Increments	0.01D/0.12D/0.25D
Power Supply	AC 100-240V, 50/60Hz
Phoropter Type	Motorized
Cylinder Axis	1° to 180°
Axis	1° to 180°
PD Adjustment	48 mm to 80 mm
Prism Range	0 ~ 20Δ
Display	LCD

Summary

Before Getting Started

Setting-Up System Parameters

Configure essential system parameters like language and chart settings.

Using Engineer Mode

Utilize Engineer Mode for advanced diagnostics and maintenance checks.

Confirmation Check Procedure

Confirmation Check Overview

Perform checks including initialization, self-execution, and visual inspection.

Checking Initialization Sequence

Post Aging Test Procedures for Refractor Body

Execute tests for PD, convergence, initialization, and auxiliary lenses.

Checking Operation Panel Procedures

Checking Data Communication Procedures

Disassembling Procedure and Parts Description

Removing the Covers

Replacing the Circuit Board

Procedure to safely replace the main circuit board of the refractor.

Replacement Procedure of Sensors

Instructions for replacing PI and HALL sensors in the refractor body.

Disassembling the Operation Panel

Removing the LCD Panel Cover of the Operation Panel

Disassembling the Junction Box

Cleaning the Lenses in the Refractor Body

Troubleshooting

Appendix: System Setting

Appendix: Communication

Appendix: Calibrating Touch Pad

Appendix: Using Engineer Mode

Appendix: Upgrading Software