MinXray PowerPlus HF120HPPWV

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HF120/60HPPWV PowerPlus™

SERVICE MANUAL

edition ( 14, February 2005 )

This manual is established for repair and adjustment of the MinXray model HF120/60HPPWV

portable x-ray unit. Copy and transfer without notice is prohibited.

Section Contents Page

1.0 Introduction 1

2.0 Device history 2

3.0 Specifications 3

4.0 Operating procedures 5

5.0 Main parts 7

6.0 Pre-adjustment 9

7.0 Re-adjustment of kV 13

8.0 Re-adjustment of mA 15

9.0 Re-adjustment of pre-heat value 17

10.0 Re-adjustment of exposure time 20

11.0 Sample of output waveform 21

14.0 Measure mA by mA jack output 24

15.0 Wiring diagram 25

16.0 Schematic diagram 26

17.0 Trouble - shooting guide 35

18.0 Standard data 38

Appendix. Parts list

Main Page

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Summary

Introduction and Overview

Technical Specifications

Operating Procedures

Operation Steps and Settings

Key steps for powering on, setting kV, timer, mA, and memory functions.

Field Adjustment and Radiography

Adjusting radiation field size and performing radiography.

Error Indicators and Handling

Understanding and responding to error lamp indications.

Pre-Adjustment Procedures

PC Board Adjustments

Covers adjustments for M9171A, M9152D, and M2302B PC boards.

kV Calibration

kV Calibration Steps

Steps for calibrating 80 kV and 120 kV tube potentials.

Trouble-Shooting Guide

Indicator Lamp Issues

Troubleshooting steps for when indicator lamps are not lit.

No X-Ray Output Issues

Troubleshooting steps for no X-ray output with or without error lamp.

BEAM QUALITY (HALF VALUE LAYER)