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MinXray HF70DUL, Installation And Operating Instructions Manual, Page: 1 / 30

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Appendices B & C 

 
 
 
 
 
 
 

 

MinXray 

HF70DUL

 Type A ultra light 

 

High Frequency Portable Dental X-ray unit 

 
 

Installation and Operating Instructions

 

 

 

Version  2.0 

 
 
 

This special purpose portable equipment is for dental radiography only. 

It is not designed, nor does it meet, the standards for any other use. 

 

 

 
 
 
 
 
 
 
 

 

MinXray, Inc. 

3611 Commercial Avenue 

Northbrook, Illinois 60062-1822 

U.S.A. 

 

Tel: 1-847-564-0323 

Toll Free Tel: 1-800-221-2245 (U.S. and Canada) 

Fax: 1-847-564-9040 

Email: [email protected] 

www.minxray.com 

 

 
 
 

Summary of Contents for HF70DUL

Page 1: ...2 0 This special purpose portable equipment is for dental radiography only It is not designed nor does it meet the standards for any other use MinXray Inc 3611 Commercial Avenue Northbrook Illinois 6...

Page 2: ...ures and symbols 8 Installation Instructions Unpacking 9 Assembly Instructions 9 Pre Operational Required Testing 10 Installation Check list 13 Operating Instructions BL70A Dental Cone 14 Operation 15...

Page 3: ...ion the dangers of exposure to X ray radiation and the proper use of the equipment discussed in this manual All personnel authorized to operate or service this equipment should be fully acquainted wit...

Page 4: ...red with in any way E Equipment that has been connected to input voltage other than the voltage specified on the rating label affixed to the x ray unit F Equipment that is connected to input voltage n...

Page 5: ...Xray Inc when advised by MinXray or Director Department of Health and Human Services that such information is required for purposes of Section 359 of the Radiation Control for Health and Safety Act of...

Page 6: ...s left in full compliance with the standard The FDA s Department of Health and Human Services will insure that these assembler test instructions are provided through a close review of the information...

Page 7: ...70DUL Type A 1 set 2 Power cord 1 pc 3 Dental cone Model BL70A 1 pc 4 Hand held Exposure Switch and Cord 1 pc 5 Instruction Manual 1 pc 6 Carrying Case 1 pc OPTIONAL COMPONENTS Backscatter Shield Mode...

Page 8: ...N PARTS OF MinXray HF70D ultra light Angle indicator Exposure switch and cord Connector for exposure switch Connector for power cord Power cord Backscatter Shield Optional Dental cone Main power switc...

Page 9: ...TROL PANEL 1 X ray Indicator 6 kV Adjustment Button 2 Ready Indicator 7 kV Adjustment Button 3 Error Indicator 8 Exposure Time Adjustment Button 4 kV Indicator 9 Exposure Time Adjustment Button 5 Expo...

Page 10: ...ERATING INSTRUCTIONS ARE OBSERVED DANGER HIGH VOLTAGE NO USER SERVICEABLE COMPONENTS INSIDE REFER SERVICE TO QUALIFIED SERVICE TECHNICIAN FOR CONTINUED PROTECTION AGAINST HAZARDOUS CONDITION REPLACE F...

Page 11: ...port All printed matter supplied with the HF70D should be saved for reference during installation and operation Assembly Instructions 1 Remove the HF70D dental cone backscatter shield power cord and e...

Page 12: ...r from the patient during x ray exposure 5 Connect the AC power cord to the socket on the back of the HF70D Note the rated voltage of the HF70D before connecting it to a power source 6 Connect the exp...

Page 13: ...5 on the inside of the top cover see Fig 1 so that radiation exposure time equals the indicated time value taking into consideration the accuracy tolerances 3 replace the top cover and 4 screws Fig 1...

Page 14: ...gger level ch1 1 5 V 3 Open the top cover of the HF70D by removing the 4 screws and lifting the cover off of the unit Connect ch 1 of oscilloscope to Ep pin of PC board M9142 and connect ch 2 of oscil...

Page 15: ...Tube Potential 60 kV 10 65 kV 10 70 kV 10 kV kV kV GO NO GO Tube Current 10mA 20 mA GO NO GO Exposure Time 0 02 sec 10 1 msec 0 04 sec 10 1 msec 0 1 sec 10 1 msec 0 2 sec 10 1 msec 0 5 sec 10 1 msec 1...

Page 16: ...en attaching it to the tubehead to prevent leakage radiation and distortion of the x ray field NEVER OPERATE THE X RAY UNIT UNLESS THE DENTAL CONE IS ATTACHED CHECK Confirm that there are no cracks or...

Page 17: ...splay to choose between 0 02 and 1 98 second exposures 5 Position the x ray unit for the intraoral image you will be taking 6 The exposure switch has a 2 stage button The first stage pre heats the fil...

Page 18: ...be worn where it is not covered by a lead apron 4 X ray exposure should be kept as short as possible 5 NEVER OPERATE THE HF70D UNLESS THE DENTAL CONE IS ATTACHED 6 The presence of radio frequency RF o...

Page 19: ...ed during an exposure 1 2 Dental Cone beam limiting device Make sure the certification label is on the cone Check for any physical damage 3 Indicators Check the X RAY indicator for proper operation wh...

Page 20: ...should be 10 mA output should be 20 Exposure time should be 10 1ms Every 2 years Radiation leakage should be measured by qualified service personnel If leakage radiation at 1 meter is 10 mR h contact...

Page 21: ...tment for assistance Follow these steps to take these measurements Set ion chamber of the x ray dosemeter at the surface of the HF70D at each of the 7 positions below Top view Side view Cover the open...

Page 22: ...0 18 40 Mandibular Molars 0 08 0 18 5 Bicuspids 0 06 0 14 10 Cuspids 0 06 0 14 20 Incisors 0 06 0 14 15 Anterior Size 1 Adult 0 06 0 14 8 Bite Wing Size 2 Child 0 04 0 10 8 Posterior Type 2 or 3 Adul...

Page 23: ...air or with oxygen or nitrous oxide Fuse 10 A 125V on M9161 X ray Generator Output range 10 mA 60 65 70 kVDC 10 Timer range 0 02 1 98 sec 99 total steps Electric power 0 7 kW 70 kVDC 10 mA Maximum dev...

Page 24: ...t 2 8 m Detachable Power Cord 20 feet 6 1 m Listed and CN 16 AWG 3 conductor TWO POLE SOCKET OUTLET WITH HOSPITAL GRADE PLUG WITH GROUND PIN Stand Fits MinXray X100S tripod Environmental conditions fo...

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Page 29: ...HF70DUL Type A TUBE HOUSING COOLING CURVE 0 10 20 30 40 50 60 70 80 0 60 120 180 240 300 360 420 480 540 TIME MINUTES HEAT UNITS STORED IN HOUSING kJ 27...

Page 30: ...ance of the original warranty term This warranty does not apply to equipment that is or has been abused misused or altered improperly maintained subjected to use beyond rated conditions or damaged as...

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