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MinXray HF100 - User Manual

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HF100
»
HF100H
SERVICE
MANUAL
MINXRAY...
3611
Commercial
Avenue
Northbrook,
Illinois
60062-1822,
U.S.A.
Phone:
(847)
564-0323
Fax:
(847)
564-9040
Toll
Free:
(800)
221-2245
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Summary

Introduction to the Service Manual

Technical Specifications

Power Specifications

Details about power requirements, voltage range, frequency, and consumption.

Output Specifications

Information on the inverter and filament circuit specifications.

Warm-up Time Specification

Specifies the warm-up duration after power on and exposure.

X-ray Output Parameters

Technical details on tube voltage, kV steps, and tube current.

X-ray Tube Details

Specifications for the TOSHIBA D-124S X-ray tube.

Collimator and Filtration Specifications

Details on collimator features and filtration materials.

Physical Specifications (Weight, Size, Cords)

Includes weight, size, power cord, and exposure cord lengths.

Operating the X-ray Unit

Connecting and Powering On

Steps for connecting power, turning on, and initial warm-up.

Setting kV and Timer

Procedures for adjusting kilovoltage and exposure time.

Radiation Field Adjustment

How to use the collimator to set the radiation field.

Taking an X-ray Exposure

Step-by-step guide for radiography, including safety checks.

Warning Lamps and Indicators

Explains operational indicators and warning lamps like WARM UP and ERROR.

Pre-Adjustment Procedures

PC Board Pre-adjustment Overview

Notes that PC boards are factory adjusted; details on 24VDC supply.

M3108 A kV and mA Adjustment

Procedures for adjusting kV and mA using the M3108A board.

Exposure Time Adjustment

Method for adjusting exposure time with an oscilloscope.

Safety Precautions for Adjustment

Critical safety warnings for board adjustments and connector handling.

M3108 A Board Test Pins

Explanation of short pins (LBD, 10SEC, TEST) on the M3108A board.

PC Board Specific Adjustments

M9111 Board Adjustments

Details adjustments for over voltage, over current, and DC voltage circuits on M9111.

M9112 Board Adjustments

Lists adjustments for frequency, pre-heat time, kV, and mA on M9112.

Readjustment of Kilovoltage (kV)

kV Adjustment Prerequisites

Notes that exposure is required and safety precautions must be observed.

Equipment and Oscilloscope Setup for kV

Lists necessary equipment and oscilloscope settings for kV adjustment.

kV Waveform Adjustment Procedure

Detailed steps for adjusting kV based on EP waveform at 70kV and 100kV.

kV Adjustment Caution

Warning about external kV tester deviation and recommended adjustment range.

Readjustment of Pre-Heat Time and mA

Pre-Heat;mA Adjustment Prerequisites

Notes that exposure is required and safety precautions must be observed.

Equipment and Oscilloscope Setup for Pre-Heat;mA

Lists necessary equipment and oscilloscope settings for adjustment.

Pre-Heat Time Adjustment Procedure

Detailed steps for adjusting pre-heat time using VR2-VR3 with acceptable limits.

mA Adjustment Procedure

Procedure to adjust mA by turning VR5 to achieve a specific IP waveform.

Readjustment of Exposure Time

Exposure Time Adjustment Prerequisites

States that this adjustment requires an exposure and safety precautions.

Exposure Time Measurement

Recommends using an external exposure time meter for checking.

Exposure Time Adjustment Procedure

How to adjust exposure time using VR6 on the M3108A PC board.

Sample Output Waveform

Normal Waveform Display

Displays sample output waveforms for 100kV and 20mA.

Circuit Diagrams

M9111-1 Schematic

Schematic diagram for the M9111-1 board.

M9112 Schematic

Schematic diagram for the M9112 board.

M3107 A Schematic Part 1

Part of the schematic diagram for the M3107A board.

M3107 A Schematic Part 2

Another part of the schematic diagram for the M3107A board.

Assembly and Parts Information

Exploded View Assembly

Shows an exploded view with numbered parts for assembly.

HF100 H Parts Price List

Lists parts for HF100H with index, part number, and designation.

HF100 Parts Price List

Lists parts for HF100 with index, part number, and designation.

MinXray HF100 Specifications

General IconGeneral
TypePortable X-ray generator
Voltage Range40 - 100 kV
Battery LifeUp to 100 exposures
ControlDigital
OutputX-ray
kV Range40 - 100 kV
PortabilityPortable
kVp Range40 - 100 kVp
mAs Range0.1 - 100 mAs
Generator TypeHigh frequency
CoolingAir-cooled
DisplayDigital