User Manual - 20/20 Imaging
Contents
1. quM a AS NN E E E VO NS EN ed IN ZEN NM pope TI HOURS X Ray Tube Head Assembly Cooling Curve Figure 1 3 Cooling Curve Tube Head 12 Model PXS 710D Section 2 INSTALLATION AND CALIBRATION CAUTION This Section Pertains To Authorized SRI Service Personnel Onl The Podiatry Support Base contains a spring loaded arm with 500 pounds of force Never remove the X Ray Head while the arm 15 in a position other than 90 Vertical 21 UNPACKAGING 1 Remove the top carton to expose the below contents 2 Remove the top polystyrene cushion A which secures the generator and put aside 3 Cut off the 3 cable ties located on the Patient Handrails B 13 Model PXS 710D Section 2 WARNING The Podiatry Support Base contains a spring loaded arm with 500 pounds of force 4 Lift the Arm C up 90 and remove the Patient Back Handrail D and put aside 5 Remove Patient Side Handrails from the cushions and put aside 6 Remove the back handrail cushion from the box 7 Remove the Podiatry System Model PXS 710D from the box and put aside Model PXS 710D Section 2 2 2 ASSEMBLY Reference Fig 2 1 2 3 1 Secure the Patient Side Handrails A to the left and right side of the Podiatry Base B from th2. radiation indicator will turn YELLOW to indicate an Exposure Ref Fig 3 14 Once the exposure terminates release the two stage exposure switch Fig 3 15 OpalRad X Ray ndicator 26 The OPALUAI will then Acquire and process the image from the digital detector Please Refer to the OpalRad user Manual for more information 27 The PXS 710D Generator requires a Ready wait time before another exposure can be made The displays this time in a Gray Red bargraph Ref Fig 3 15 42 Model PXS 710D Section 3 3 4 Fig 3 16 OpalRad Ready Time Display 28 Once the image is acquired either Accept or Reject the image 29 Once Imaging is completed Click on the EXIT button to Exit the OPALUAI and return back to the Study List Ref Fig 3 7 Faults The PXS 710D when it encounters a Fault condition will alert the user There are three ways a unit Fault may be displayed to the User 1 Fault Indicator on Generator Control Panel 2 Fault Indicator on optional Remote Control RC 115 A Fault Code is also Displayed in the kVp display to indicate the fault Ref Fig 3 3 Table 5 2 3 Fault Reporting via the RS 232 Host Control interface Please reference the PXS 710D Control interface documentation All Faults may be Reset by Cycling AC Power to the Unit For 2 The Optional Remote Control Provides a RESET button For Item 3 a Command may be sent from the Host to reset the PXS
3. 7 y 20 20 Imaging Model PXS 710D Podiatry X Ray System I nstallation Operation Manual Rev 4 S N 140 Manufactured By Source Ray Inc 50 Fleetwood Court Ronkonkoma NY 11779 Model PXS 710D SECTION GENERAL I NFORMATION 1 1 Introduction 1 2 Description 1 3 Important Notice 14 Compliance Notice 1 5 Safety Standards 1 6 Electrical Specifications 1 7 X Ray Tube Characteristics 1 8 Mechanical Specifications 1 9 Labeling INSTALLATION AND CALIBRATION 2 1 Un packaging 2 2 System Assembly 2 3 Electrical Connections 2 4 Calibration Set Up 2 5 Tube Potential kVp and Beam Current mA 2 6 mAs 2 9 Beam Alignment OPERATION 3 1 Controls and Indicators 3 2 System Base Assembly 3 3 Operating Procedures 3 3 1 Manual Operation Option RC 115 3 3 2 Integrated Operation OpalRad 3 4 Faults 3 5 Operating Procedures Support Base Section 1 PAGE CO N N N N 12 14 14 17 17 25 26 27 31 35 35 36 42 43 Model PXS 710D IV THEORY OF OPERATION 4 1 System Overview 4 2 Generator Control Assembly 4 3 OpalRad RS 232 Interface V MAI NTENANCE 5 1 Introduction 5 2 Recommended Intervals 5 3 Ordering Information 5 4 Maintenance Cleaning Procedure LIST OF FIGURES FIGURE DESCRIPTION 1 0 Focal Spot Dimensions 1 1 System Dimensions 1 2 Rating Chart X Ray Tube 1 3 Cooling Curve Tube Head Assy 2 1 System Assembly 2 2
4. Date Manufactured Complies with DHHS Radiation Standard 27 CFR Subchapter Source Ray Inc Made in U S A 50 Fleetwood Ct Ronkonkoma NY 11779 Podiatry Base Label Model PXS 710D Section 1 FOCAL SPOT LOCATION Figure 1 0 Focal Spot Dimensions Model PXS 710D Section 1 14 87 03 43 4in 1 10 1 36 23 58cm 39 7in 100 82 40 101 0cr 33 466in 856m 143 480 m Figure 1 1 System Dimensions 10 Model PXS 710D Section 1 EMISSION CHARACTERISTICS Full Wave Rectified Single phase Bi polar s il ARZ 4445 UN SAS A Ne NN ___ 18922 05225 2 a tr ce H i LL AAAA es g 10 11 12 13 14 15 TUBE CURRENT mA Filament Voit Amps Characteristics 60 Hz ACA DE Anode Cooling Curva Anode Heat Storage Capacity H U Time Minutes Heat Units kVp Kilovolts Peak x m rms x Time sec pules 707 x HU SUPERIOR X RAY TUBE CO SXR 90 15 amp SXR 90 15M2 07 08 04 0 5 FOCAL SPOT Figure 1 2 X Ray Tube Rating Charts Model PXS 710D Section 1 15 000 10 000 5 000 TIME IN MINUTES Ray Tube Anode Cooling Curve DEGREES F EE NA 2
5. Figure 2 2 Calibration Menu c The Calibration Menu is password protected In the password Dialog enter yarx Fig 2 3 20 Model PXS 710D Section 2 Figure 2 3 Password Dialog Box Select Re Calibrate XRay Controller from the Calibration Menu Click Run to enter the Calibration wizard Ref Fig 2 4 File Config View Window Help PXS 710D Calibration Utility Calibration Menu Read and Save Xray Controllers Calibration Data Restore Xray Controllers Calibration Data Re Calibrate Xray Controller Figure 2 4 Calibration Menu 21 Model PXS 710D Section 2 e The Calibration Displays the Current Calibration point kVp mA and Time Ref Fig 2 5 zm Calibration Wizard PXS 710D Calibration Wizard kV Current Cal Point kV Adjust T kV Raw 400 300 200 100 0 100 200 300 400 Filiament Preheat Adjust Preheat Raw 250 200 100 Figure 2 5 Calibration Wizard f Make an exposure and measure the actual mA waveform on the Oscilloscope g increase or decrease the Preheat use the Filament Preheat adjust slider to adjust Preheat up or down The number displayed in the Preheat Raw window represents a digital code for Preheat reference and is increased or decreased by the slider control Adjust the Preheat until the mA waveform is square with as little overshoot or undershoot as possible h Make an Exposure and verify the
6. DESCRIPTION 1 POWER ON SWITCH 2 A C INPUT CONNECTOR 3 EXPOSURE SWITCH CONN 4 MA TEST JACK 5 CONTROL CONNECTOR 6 RS 232 CONNECTOR 7 kVp METER 8 MAS METER 9 KVP ADJUST 10 MAS ADJUST FUNCTION Rocker type switch that controls the CIRCUIT BREAKER primary power into the system Operating the switch turns the unit on Power should not be turned on until the generator is ready for use Circuit breaker will trip if excess current is drawn Connects Control Generator Assembly to supply mains Connects the exposure switch to the Control Generator Assembly Test point for mA during the calibration mode Connects to the optional Wall Mount Control Module RS 232 Communications for Remote Host Control via OpalRad or other control program A digital LED meter that indicates the kVp prior to exposure A digital LED meter that indicates the computed MAS prior to exposure Two momentary switches that adjust the kVp from 40 to 80 kVp in 1 kVp increments Two momentary switches that adjust the MAS up or down from 0 1 to 30 mAs 28 Model PXS 710D 11 READY INDICATOR 12 X RAY ON INDICATOR 13 FAULT INDICATOR 14 RESET BUTTON 15 ANGLE INDICATOR 16 HAND SWITCH Section 3 Color GREEN 60601 1 3 Ed Illuminates when unit is ready foroperation Automatically prevents excessive operation by means of a time delay circuit Color YELLOW 60601 1 3 Ed Illuminates
7. OpalRad Patient Entry 38 Model PXS 710D Section 3 6 7 8 9 10 11 12 13 Click on Acquire to Open the Image Acquisition interface OpalUAl Ref Fig 3 9 Fig 3 10 OpalRad Acquisition Screen Alternatively if patients are present in the study list Select a patient from the list Click on the Add New Image button at the bottom of the screen In the OpalUAl if a Study had been selected the anatomical body part will have been selected Skip to 14 If a New study was created without a body part association A body part should be selected Select Right or Left from the family group Select a View from the Region group Eg Foot Select a Part from the Part group Eg Foot AP Once a Part is selected the Generator technique is set with the technique associated with the Body Part 39 Model PXS 710D Section 3 14 The kVp selector shows the Currently selected kVp and the Generator kVp Ref Fig 3 10 Fig 3 11 OpalRad Generator Controls 15 The mA selector shows the Currently selected mA and the Generator The PXS 710D only has one setting of 10 16 The mAs selector shows the currently selected mAs and the Generator mAs 17 The Time selector shows the currently selected Time and the Generator Time 18 When any Technique is changed the new technique is displayed in a Red color until the Generator has been updated at which p
8. 1 HV B q W2J1 1 COMMON LO CO 5 ANODE LE CONNECTOR BOARD CATHODE LE Lp ASSY 950123 ANODE FB SCH 100 HVA FILB oo 1 d h ANODE LE FIL CT W26 1 COMMON COMMON A2J6 ve CATHODE LE gt ANODE tam 20 FILA A2 23 CATHODE LE ANODETS COMMON CONTROL BOARD COMMON FIL ASSY 950132 SCH 100196 FILB GND Rev Description Date Init 0 Initial Release 8 5 13 ME 1 E T mAs JACK W5J3 A6 TANK ASSY ASSY 910295 SCH 100194 A7 COLLIMATOR P N 400274 Proprietary Note The inf ormation contained herein is conf idential and proprietary inf ormation of Source Ray Inc which shall not be Source Ray Inc 50 Fleetwood Ct Ronkonkoma NY 11779 disclosed to any third party without the Date express prior written consent of Source Ray Inc 8 5 13 Checked Date Tolerences Fractions Decimals Angles H 8 9 13 1 64 XX 0 01 30 Milonas Xxx 0 001 Approved By Date V Milonas 8 15 13 GENERATOR 5 5 710 Material Drawing No 100206 Sheet 1 of 1 This Page I ntentionally Left Blank 61
9. 2 5 1 Unless the x ray generator is going to be immediately used again the Power ON switch should be turned off Leaving the unit turned on provides Opportunity for an accidental operation 2 If the unit is going to be operated again an automatic inhibit circuit will allow the x ray tube to cool in proportion to the exposure time to prevent damage to the x ray tube from overheating At the end of this cycle the Ready light will illuminate indicating an exposure can be made 3 3 2 Integrated Operation 39 party OpalRad Software The Generator Control can be integrated with 39 party applications to provide Anatomical programming of the Generator techniques OpalRad by Viztek is available to control the PXS 710D Please reference the OpalRad user Manual for more information 1 Open and Run the OpalRad study list application 2 Login with your credentials provided by your Administrator 3 The StudyList displays a list of patients both past studies and waiting studies are shown in the list Please reference the OpalRad user Manual for more information on the Study list and its configuration Ref Fig 3 7 37 Model PXS 710D Section 3 0516 1970 05 19 2013 08 TEST TEST Gare Tare DEMOS DE Fig 3 8 OpalRad Study List 4 If there no patients the study list click on Create New Study 5 Enter Patient information in the New Study dialog Ref Fig 3 8 e perro Fig 3 9
10. 30 Broden 5560 30 30 45 Model PXS 710D Section 3 Harris Axial projection of the heel is useful for demonstrating talo calcaneal bars Patient stands with both feet on the film The patient leans forward slightly The tube 15 positioned behind the patient and the central ray is angled 45 degrees towards the heels and is centered between the medial malleolus Lewis Method The routine view of the Sesamoid bones of the first metatarsal I sherwood Methods subtalar region 1 Projection to demonstrate the anterior subtalar articulation Medial border of the foot at a 45 degree angle to the cassette Center 2 5cm distal and 2 5cm anterior to the lateral malleolus 2 Projection to demonstrate the middle articulation of the subtalar joint and give an end on view of the sinus tarsi Foot in the AP ankle position rotate the ankle 30 degrees medially Center to a point 2 5cm distal and 2 5cm anterior to the lateral malleolus with a 10 degree cephalad angulation 3 Projection to demonstrate the posterior articulation of the subtalar joint in profile Foot in the AP ankle position Rotate the ankle 30 degrees laterally Center to a point 2 5cm distal to the medial malleolus with a 10 degree cephalad angulation 4 Broden Subtalar joint view Foot positioned as for AP ankle then rotate the foot 45 degrees medially Angled the tube cranially between 10 degrees and 40 degrees Broden II Subtalar joint
11. 710D 43 Model PXS 710D Section 3 3 5 OPERATING PROCEDURE Podiatry Support Base 1 2 3 4 Move the Boom Arm A to the desired position and release the Boom Arm will retain the current position The Boom Arm position range Left to Right is from 45 to 90 Front and back position range is 2 to 15 To change the angle of the Generator Control Assembly Rotate the Generator Control Left 15 or Right 15 Detents will hold the Generator Control in 15 0 15 increments To change the forward tilt of the Generator Control Assembly push the top of the generator back to move the X Ray field forward Detents are provided at 0 and 15 To Place the Detector in the Vertical Detector slot Pull on Slide Handle G to open Detector Slot and insert Detector Remove Detector and Push on Slide handle G to Close Detector Slot 44 Model PXS 710D Section 3 TABLE 3 1 TECHNIQUE CHART XM3 PDR Naomi 400 speed Examination Thickness KVP MAS SID Notes _ Foot Dorso plantar AP 55 60 15 30 lateral 1 Normal 5 0 15 36 Marked Lesion Normal 55 60 15 30 Lateral Oblique Norma 55 60 15 36 Medial Oblique Normal 55 0 15 30 Axial Calcaneal Normal 55 60 45 30 AxialSesamoid Normal 55 60 45 30 HarrisandBeath_ Normal 55 60 45 30 lewis Nor
12. Calibration Menu 2 3 Password Dialog Box 2 4 Calibration Menu 2 5 Calibration wizard 2 6 Settings Confirmation 2 7 Settings Saved Confirmation 2 8 Application Exit 2 9 Calibration Mode Selection 2 10 Calibration Mode 2 11 Ready Indicator 2 12 X Ray Indicator 3 1 Generator Control Connector Descriptions Section 1 46 46 48 PAGE 53 53 53 54 PAGE 10 11 12 17 20 21 21 25 23 23 24 24 25 25 26 30 Model PXS 710D LIST OF FIGURES Continued 3 2 Control Panel Descriptions 3 3 Optional Remote Control Panel Descriptions 3 4 Hand Switch Assembly og System Front View 3 6 System Base Rear Connector Descriptions 3 7 System Base Side Connector Descriptions 3 8 OpalRad Study List 3 9 OpalRad patient Entry 3 10 OpalRad Acquisition Screen 3 11 OpalRad Generator Controls 3 12 OpalRad kVp Change 3 13 OpalRad mAs Change 3 14 OpalRad Ready Indicator 3 15 OpalRad X Ray Indicator 3 16 OpalRad Ready Time Display 4 3 Generator OpalRad Communications LIST OF TABLES TABLE DESCRI PTI ON 3 1 Technique Chart 4 3 Approved 39 Party Control Software 4 4 RS 232 Connecter Pin out 5 1 Maintenance Checklist 5 2 Displayed Fault Conditions 5 3 Warranty Statement LIST OF SCHEMATI CS P N DESCRIPTION 100208 Schematic Top Level System 100206 Schematic Generator Section 1 30 31 31 32 35 35 38 38 39 40 40 41 42 42 42 53 PAGE 25 49 50 56 57 58 PAGE 54 55 Model PXS 7
13. deviate from the selected value by more than 5 within the operating line voltage range and within the specified range of line voltage regulation Measurements made with an Inovision mAs meter model 35035 or equivalent at 1 0 second KILOVOLTS Kilovoltage will not deviate from the selected value by more than 5 of full scale Measurements made with an Unfors Xi Mult O meter or equivalent 2 Model PXS 710D Section 1 1 6 Continued MAS MAS will not deviate from the selected value more than 8 plus 0 2 mAs within a range of 0 10 20 0 mAs Measurements made with a Fluke Biomedical mAs meter model 35035 or equivalent MAXIMUM RATING 10 mA at 70 kVp DC LINE VOLTAGE REGULATION 5 maximum as measured at the x ray control panel at maximum rated output REQUIRED APPARENT RESISTANCE OF SUPPLY MAINS 115 0 88 0 MAXIMUM LINE CURRENT 10 mA at 70 kVp Momentary 13 A Long Term 4 at 115 Measurements made with a FLUKE 179 True RMS DVM and a FLUKE Y1801 clamp on current probe adaptor LINE VOLTAGE RANGE 115 103 5 126 5 AC 50 60 Hz NOMINAL ELECTRIC POWER 700 Watt Constant potential derived from a high frequency inverter system Regulated for both kVp and mA MINIMUM PERMANENT FILTRATION 1 8 mm of aluminum equivalent at 70 kVp Model PXS 710D Section 1 1 6 Continued SOURCE TO IMAGE DISTANCE SID Fixed 30 AP 36 Lateral REFERENCE CURRENT TIME PRODUCT Power On D
14. electronics Power Supply 1 on the Power Control Assy provides 24VDC for electronic and microprocessor circuitry OpalRad Rs 232 nterface The RS 232 Serial Link allows a 34 party application to control the Generator Generator settings such as kVp mAs be set by the 3 party application The complete protocol is available from Source Ray Inc upon request The following applications have been validated to operate with the PXS 710D Manufacturer Product UAT Version OpalRad 2 3 4 24 Table 4 3 Approved 3 Party Control Software The Serial hardware in the PXS 710D generator uses a 2 5KV Optically Isolated ETA TIA 232E Compatible 3 wire interface Ref Figure 3 1 Item 6 This interface Operates at 19200 BAUD 8N1 The Pin assignments are listed in Table 4 4 49 Model PXS 710D Section 4 Pin Function Description yc __3 px 3 RX __4 NC 1 5 GD NO Table 4 4 Rs 232 Pin Out The Serial Protocol used in this interface incorporates a data packet with a 16bit CRC for error detection Handshaking ACK and NAK replies are incorporated to enable error recovery The Interaction of the OpalRad UAI User Acquisition Interface with the PXS 710D Generator is as follows ref Figure 4 3 The OpalRad UAI will be referred to as the Host Generator dle When the generator is at rest three 3 commands are recognized from the Host SETGENCMD Sets the Generator Techniques UNSE
15. for approximately 4 seconds to enter the calibration mode There are eight Calibration adjustments 40kVp Preheat kVp 50kVp Preheat kVp 60kVp Preheat kVp 70 Preheat kVp The displays will then change to kVp 04 mAs 0 255 indicating that the system is ready to calibrate the 40kVp Preheat setting 18 Model PXS 710D Section 2 Calibration Mode RC 115 Continued d b Make an exposure and measure the actual mA waveform on the Oscilloscope To increase or decrease the Preheat Press kV up or down Each activation of the button increases or decreases the Preheat The number displayed in the mAs window represents a digital code for Preheat reference and is increased or decreased by one with each activation of the kV switches Adjust the Preheat until the mA waveform is square with as little overshoot or undershoot as possible When the calibration is completed for the 40 kVp Preheat range depress the RESET to move to the kVp adjustment The display will show 05 Place a Non invasive kVp detector in the X Ray Beam Make an exposure and measure the actual kVp To increase or decrease the kVp Press kV up or down Each activation of the button increases or decreases the kVp approximately 05 kVp The number displayed in the mAs window represents a digital code for kVp reference and is increased or decreased by one with each activation of the kV switches Adjust the kVp until the Actual kVp 15 within spec
16. observed Made in the USA Figure 3 2 Control Panel Descriptions 30 Model PXS 710D Section 3 3 1 Continued Figure 3 3 Optional Remote Control Panel Descriptions E gt P gt 1 OS p E e ET M C 2 3 y Figure 3 4 Hand Switch Assembly 31 Model PXS 710D 3 2 System Base DESCRIPTION A BOOM ARM B SHUTTER KNOBS C PATIENT SUPPORT RAIL D PATIENT BASE E DETECTOR SLOT F COLLIMATOR LAMP G SLIDE HANDLE Section 3 FUNCTION Controls the angle adjustment of the Generator Control Assembly Adjusts X Ray field size Functions as a support point for patients Functions as positioning area for patient Functions as a positioning slot for the 20 20 imaging detector One 15 provided for Vertical alignment Another is provided for Horizontal alignment Left and Right buttons are provided on the Collimator Depressing any button activates de activates the lamp which is automatically extinguished after approximately 20 seconds to extend bulb life Slide Handle for Opening and Closing the Vertical DETECTOR SLOT 32 Model PXS 710D Section 3 3 2 Continued Figure 3 5 System Front View 33 Model PXS 710D 3 2 Continued DESCRIPTION H PANEL POWER SWITCH J RS 232 CONNECTOR K REMOTE CONNECTOR L USB M POWER CONNECTOR N GENERATOR CABL
17. 10D Section 1 LIST OF SYMBOLS Exposure Switch For Human Use Protective Earth Attention Consult Accompanying Documents Pinch Point Keep Hands Clear Prescription Use Part 21 CFR 801 Subpart D SI ON CONTROL Rev Description Initiated By Date Approved By 0 InitialRelease M Eder 11 25 13 R Manez 12 20 13 44 2 4 Model PXS 710D Section 1 1 1 1 2 1 3 GENERAL NTRODUCTION This manual is divided into five sections and contains the following information Section I describes general information Section II contains installation and calibration procedures Section ITI contains operating procedures and technique guides Section IV discusses theory of operation and Section V contains maintenance procedures and recommended intervals DESCRIPTION The Model PXS 710D podiatry x ray system 15 designed and manufactured by Source Ray Inc It provides high quality radiographic capability in a lightweight small format It is a component system consisting of the following items Model PXS 710D CG X Ray Control Tube Housing Assy Model PXS 710D S Podiatry Support Platform MPORTANT NOTICE The equipment manufactured by Source Ray Inc and covered in this manual will function properly when operated maintained and repaired in accordance with the instructions in this manual Source Ray Inc does not assume responsibility for any
18. E P 20 20 IMAGING PANEL P T R EXPOSURE SWITCH Section 3 FUNCTION Power Switch for the Imaging Panel Power Supply Pass Thru connector for the RS 232 port for Generator control by a Host Application Provides connection to the Control Generator RS 232 Port DB9 FEMALE Pass Thru Connector for the Optional Remote Control RC 115 Provides connection to the Generator Control s Remote port RJ45 Pass Thru USB A B Connector for the 20 20 Imaging Panel Provides a USB B type connector for connection to the 20 20 imaging panel IEC C14 Style AC Power Input Connector Fixed cables Generator Control cables Pass Thru Cable Grommet for the 20 20 Imaging Panel cable assembly Exposure Switch Pass thru Connector Connects to the Generator Control s Exposure switch connector RJ12 34 Model PXS 710D Section 3 WU Figure 3 6 3 2 Continued System Base Rear Connector Panel Figure 3 7 System Base Side Connector Panel 35 Model PXS 710D Section 3 3 3 OPERATING PROCEDURES Generator Control Assembly CAUTION A Do not attempt to connect or disconnect any interconnect cables Without disconnecting the mains supply first 3 3 1 Manual Operation Optional RC 115 1 2 3 4 5 6 7 8 Operate the Power On switch 1 to turn the primary power on Activate the Collimator Lamp G by depressing one of the push buttons located on the left or right si
19. Generator PREP Display PREP Indicator o REGEN CMD For 2 Seconds Generator XRAY Display X RAY Indicator MM m X RAYIND CMD Generator XRAY COMPLETE Close X RAY Indicator Record kVp mA and mAs POSTSENIEUIB from Generator amp Process Errors Generator Idle Host Present Reply with current Technique Set and Error information Generator Technique Set Generator Technique UnSet Gen PREP Switch Activated Gen XRAY Switch Activated Exposure Begins Exposure End Gen Techniques from exposure sent to Opal Error information also sent Figure 4 3 Generator OpalRad Communications 53 Model PXS 710D Section 5 UNIT MAINTENANCE CAUTION This Section Pertains To Authorized Source Ray Service Personnel Onl 5 1 5 2 5 3 NTRODUCTION In order to keep the Source Ray unit operating properly it must be inspected and checked in accordance with the recommended intervals depending on the age and use of the equipment If there is a problem call an authorized serviceman DO NOT OPERATE THE EQUIPMENT UNTIL REPAIRS ARE COMPLETED RECOMMENDED NTERVALS Periodic preventive maintenance including cleaning mechanical and electrical adjustments are to be performed every Six months or 3000 exposures The periodic maintenance schedule is required to maintain the unit in proper and accurate working condition ORDERING NFORMATION To order replacement parts contact your local a
20. P N 500074 Proprietary Note Source Ray Inc POWER CORD 6 92 DGB9MF The information contained herein is ECF 4 confidential and proprietary information 50 Fleetwood Ct Ronkonkoma NY 11779 W4 5 PATCH CABLE 6 ins of Source Ray Inc which shall not be 5 gt B E disclosed to any third party without the D By Date wa Ee 4 2 6 Ja 504 65 express prior written consent of TL PXS 710D SCHEMATIC M EDER 99 13 BASE WIRING DIAGRAM Checked By Date Material Drawing No Rev Tolerences Fractions Decimals Angles 1 64 0 01 30 100208 0 001 Date Approved By V Milonas 10972 B 99 Model PXS 710D wi 4 nooo Section 5 F TO REMOTE INTERFACE TO EXPOSURE SWITCH WiL1 P O W1 LINE FILTER NEUTRAL LINE 2 1 GROUND A00 POWER IN CONNECTOR A1 POWER SUPPLY 24V O 5 4A ASSY 415020 red blk Harness Assemblies 1 W1 910299 2 W2 910300 3 W3 910301 60 blk POWER BOARD IGBT DRIVER y eM ASSY 950128 HMA 8 2 2 lov SCH 100195 lt 2 2 DOF gt ZZ 225552 3205553 32229898 A3J1
21. S 232 Cable from the Base cable assembly to the RS 232 interface connector A 16 Model PXS 710D Section 2 Figure 2 1 System Assembly 17 Model PXS 710D Section 2 2 4 CALIBRATION SET UP 2 5 Connect the mAs meter to the phone jack J3 located on the top back plate of the Control Generator Assy Place the kVp meter Unfors model 514L in the X Ray field 30 SID and run calibration procedure Connect an Oscilloscope to TP7 and TP8 GND on the Control Board 950132 Tuse POTENTIAL kVp and Beam Current mA 1 2 3 Micro controller operational modes gt Manual Operation Mode gt Calibration Mode Manual Operation This is the default mode of operation which normally appears immediately after the Power On Self Test POST To adjust kV output use the kV Up and kV Down keys To select mAs setting use the mAs Up and mAs Down Keys Calibration Mode with Optional Remote Control RC 115 To enter the Calibration Mode Connect the Remote Control RC 115 Turn the unit ON and press KV Up Reset and mAs Up simultaneously and hold for approximately 10 seconds during the POST condition The display will show 710 wait for the Chirp and then release the keys Successful entrance into the calibration mode will result in the following displays 710 mAs 1 00 or whatever the current firmware version is e g 2 10 Hold KV Up Reset and mAs Up
22. TGENCMD Revokes the Generator Techniques ERRORSTATUSCMD Requests the current machine status The SETGENCMD sets the Generator Techniques with the Data supplied in the data packet When a user picks a technique button this command is sent to the generator The UNSETGENCMD revokes any set techniques by setting them to zero This is sent to the generator when a Technique button is de selected 90 Model PXS 710D Section 4 The ERRORSTATUSCMD Request 15 used for retrieving the Generator Techniques and obtaining Error information It is also used to verify the Generator 15 properly connected and powered ON The OpalRad UAI will process any Errors returned and display them to the User These Errors are outlined in Table 5 2 Generator PREP If the generator enters the PREP state the following command 15 sent to the Host PREGENCMD Indicates to the Host the PREP switch 15 activated When the User depresses the PREP switch the generator sends a PREGENCMD to the Host This will alert the Host that the User is attempting to start the expose process The Host will then Display a READY Icon to alert the User that a 2 second x ray Tube filament heating time is in progress After 2 seconds the Icon turns GREEN indicating to the user that an exposure can be made During the PREP and the following XRAY state the Generator will not accept any commands and the set Techniques cannot be changed Generator XRAY During the Exposure process the foll
23. actual mA waveform on the Oscilloscope Repeat step g if more adjustment is required i increase or decrease the kVp use the kV adjust slider to adjust kV up or down The number displayed in the kV Raw window represents a digital code for kVp reference and is increased or decreased by the slider control Adjust the kVp until the Actual kVp is within specifications j Make an Exposure and verify the actual kVp value Repeat step i if more adjustment is required k Using the attached mAs meter measure the mAs for the 1 sec exposure Verify that the reading is 10 0 mAs 1 0 mAs 5 If adjustment is required adjust R102 on the Control board assembly P N 950132 Inspect squareness of wave shape and repeat steps f g above if necessary 22 Model PXS 710D Section 2 When the calibration is completed for the 40 kVp Preheat range depress the NEXT button to move to the next calibration station Repeat steps f k This process is repeated for 50 60 and 70 kVp as displayed in the kV window m Once the 70 kVp station is calibrated pressing NEXT results in a confirmation dialog as in fig 2 6 Click on the button to proceed T3 Calibration Wizard PXS 710D Calibration Wizard Current CaLBoint Your settings will be saved and kV Adjust the Controllers EEPROM will be updated Click OK to contine Cancel to Discard changes 400 300 2 Filament Pr Figure 2 6 Settings Confi
24. are wave for a 70 kVp output The filament voltage enters at pins 2 4 amp 6 of connector P1 Pin 4 is at a DC level of approximately 24V and pins 2 amp 6 have a high frequency voltage of about 48 VPP at approximately 50 KHz with respect to ground Pin 3 amp 5 of P1 ground connections Pin 9 of P1 is the kV feedback signal 10 V 100kV Pin 10 of P1 is the cathode low end signal 10V 10mA Pins 11 of P1 provides the anode low end signal which goes to the mA test jack Connector J 3 mA test jack places a mA meter in series with the mA line for calibration purposes Ref Section 2 3 47 Model PXS 710D Section 4 4 2 Continued The Power Board Inverter Assembly is powered by 115 VAC or 230 VAC via connector TB1 ref dwg 100206 With circuit breaker CB1 closed an AC voltage is applied through current limiting resistor R1 of the Power Board PWA The voltage is then rectified and filtered via Diode Bridge D1 and Capacitors C2 The DC Voltage is used as the Rail Voltage for the High Frequency Drive to the X Ray Generator Relay K1 contacts LA and 1B short resistor R1 on the Power Board PWA during the Prep and X ray period to allow the line to deliver the required power Transistors Q1 and Q2 of the Control Generator Assembly make up a full bridge high frequency circuit operating at approximately 30 kHz This circuit is energized during the X Ray On period and is used to convert the DC voltage back to hi
25. be Potential Reference Section 2 4 2 MAS Reference Section 2 5 4 Beam Alignment Reference Section 2 6 5 Check voltage on X Ray Generator at J2 pins A and B collimator supply with collimator unplugged 24 6 Check that all Indicator lights are operating 7 Check that all hardware is tightly secured 8 Check that collimator mounting ring is tight 9 Check all interconnect cables for broken or frayed wires 10 Check that all hardware is secure and properly fastened 11 Check that all friction locks head rotation are properly adjusted tighten as required 12 Inspect piston mounts Make sure all mounting hardware is secure tighten if necessary 13 Inspect piston strength if unit drifts down when lock is not engaged replace piston Comments SERVI CE ENGI NEER DATE 56 Model PXS 710D Section 5 TABLE 5 2 DISPLAYED FAULT CONDITIONS DISPLAY FAULT DESCRIPTION ACTION REQUIRED 1 Inverter Fault Reset Unit 1 Call for Service 2 No or low mA signal during exposure Call for Service 3 Exposure terminated by operator Reset unit 4 Stuck shorted exposure switch Check or replace switch 5 Reserved 6 Reserved 7 Reserved 8 Exposure watchdog failure Call for Service 9 Flash CRC Error Call for Service 10 RAM Memory Error Call for Service 11 EEPROM CRC Error Call for Service 12 EEPROM Write Error Call for Service 13 Serial Communications Error Reset unit 14 Stuck or Shorted Prep Swi
26. de of the collimator The collimator lamp will automatically extinguish after a period of approximately 15 30 seconds to extend bulb life Collimate the light field to the area of interest by means of the shutter adjust knobs Manually select the desired kVp by means of the kVp adjust switches on the optional Remote Control RC 115 9 Adjust the mAs to the desired interval by means of the mAs selectors 10 The resultant mAs is displayed on the mAs meter 8 Reference Table 3 1 for standard techniques After the required warm up period the Ready Indicator will illuminate It will not be possible to operate the unit until this has occurred If the unit has not been operated for a long period of time an additional 2 minute waiting period is recommended While holding the Remote Exposure Control step at least 6 feet to side of side of the x ray control generator assembly Depress the X Ray Switch to the first position prep The Ready Light will go off and come back on when the unit is fully prepped 36 Model PXS 710D Section 3 3 3 Continued 9 Depress the X Ray Switch to the second position for immediate exposure An audio tone will sound in addition to the X Ray indicator illuminating for the duration of the exposure Releasing the X Ray switch prior to the pre selected interval will terminate the exposure light the FAULT Indicator and display a fault condition Ref Table 5
27. e 2 10 Calibration Mode kVp adjustment is accomplished by the UP and DOWN buttons located under the kVp display Time mAs adjustment is accomplished by the UP and DOWN buttons located under the Time Display To Prepare the Generator press the Exposure switch s PREP button A 2 second PREP display will be shown and turn GREEN when the unit is ready to Expose Ref Fig 2 11 Figure 2 11 Ready ndicator 25 Model PXS 710D Section 2 g To Make an X Ray Exposure in the Cal Mode press the EXPOSE button on the Exposure switch Hold for the length of the exposure Once the Exposure ends release both the PREP and EXPOSE buttons on the Exposure switch An Exposure indicator will be displayed for the duration of the exposure Ref fig 2 12 A XRAY indicator is present on the main application window as well Figure 2 12 X ray ndicator h When the Cal Mode is no longer required Select File gt Exit from the drop down menu 2 6 MAS Measure the mAs using the mAs meter and confirm accuracy as indicated on checklist 26 Model PXS 710D Section 2 2 7 Beam ALIGNMENT Tighten yoke block to prevent movement during alignment Rotate Collimator so that the knobs are facing front and tighten lock Remove the collimator outer shroud by removing the 4 screws securing the shroud to the collimator Place the phosphor screen in the beam at 30 6 and collimate field just to the outside edge of the middle 5 x 7 rec
28. e outside using 4 ea 1 4 20 x 2 SHCS Tighten securely 2 Secure the Patient Back Handrail C to the back side of the Podiatry Base B from the outside using 4 ea 1 4 20 x 2 SHCS Tighten securely 3 Place the Podiatry Support Base in its final location ELECTRICAL CONNECTIONS Caution Be certain that the primary power source wall outlet is the same rating as the voltage specified on the label located on the under side of the Generator Assembly Connect the following connections at the Control Generator Assembly The Base Cable Assembly attached to the Boom Arm Assembly provides connection to the System Base assembly Ref Fig 3 1 1 Connect the power cord from the Base cable assembly to the power Inlet 2 2 Connect the Remote Control Interface cable from the Base cable assembly to the Interface connector 5 3 Connect the Exposure Switch from the Base cable assembly to the Exposure connector 3 4 Connect the RS 232 Cable from the Base cable assembly to the RS 232 interface connector 6 15 Model PXS 710D Section 2 3 1 Continued Connect the Following System Base connections Ref Fig 3 5 3 6 5 Connect the power cord from the Base cable assembly to the power Inlet D 6 Optional Connect the Remote Control Interface cable from the Base cable assembly to the Interface connector B 7 Connect the Exposure Switch from the Base cable assembly to the Exposure connector G 8 Connect the R
29. efaults Beam Current 10 mA Tube Potential 60 kVp mAs Setting 1 60 mAs LEAKAGE TECHNIQUE FACTORS Testing is performed at 70 kVp and 10 mA 20 mAs exposure every 1 minute COOLING CURVES Automatic inhibit circuits provide a delay between exposures proportional to the exposure time This delay is sufficient to allow proper tube cooling The delay between exposures varies between 0 10 seconds and 20 seconds depending on the exposure time COLLIMATOR Manual Ralco R72 ENVIRONMENTAL Operating Temperature 40 90 Deg F 5 32 Deg C Storage Temperature 30 110 Deg F 1 43 Model PXS 710D Section 1 1 7 X RAY TUBE CHARACTERISTICS X RAY TUBE SXR 90 15 0 5 ENVELOPE Hard glass Borosilicate 0 085 thick ANODE MATERIAL Tungsten target copper plated and vacuum cast in copper TARGET ANGLE 15 DEGREE FOCAL SPOT 0 5 mm nominal as per N E M A XR 5 CATHODE Tungsten filament line focus INHERENT FILTRATION Minimum 0 65 mm aluminum equivalent at 80 kVp COOLING Natural convection through the insulating medium to the enclosure INSULATING MEDIUM Highly refined transformer oil breakdown dielectric strength of not less than 45 kVp per ASTM D 877 49 X RAY SHIELDING Approximate equivalent to 062 of lead for scatter radiation MAXIMUM VOLTAGE 90 kVp Model PXS 710D Section 1 1 7 Continued MAXIMUM ENERGY 1 4 mA continuous at 90 kVp in cooled oil Maximum temperature of oil
30. gh frequency AC to drive the high voltage transformer in the generator assembly approx 30 kHz The Control Board PWA provides commands to the Power Board PWA electronics for the kV reference filament pre heat exposure time and monitors the system for faults 015 of the Control Board PWA provides the High Frequency Drive for the High Voltage Supplies anode cathode it drives the pulse transformer T1 through signal FET s Q4 Q6 Transformer drives the Gate of the IGBT s Q1 amp 02 located in the Power Board Assy 016 of the Control Board Assy supplies the High Frequency Drive for the filament circuitry by driving FET s Q9 on the Power Board PWA These FET s provide the High Frequency voltage for the filament transformer T1 of the Generator Assy Current transformer T4 of the Power Board PWA monitors the primary current to the High Voltage Transformers and triggers timer 013 which sends a fault to the Microprocessor and shuts down the High Frequency Generator I C 015 which in turn shuts down the High voltage IC s 48 Model PXS 710D Section 4 4 2 4 3 Continued Over Voltage Comparator and IC U1L7A U18 Over Current Comparator shut the High Voltage down in the event of an over voltage or over current condition A fault signal is also sent to the Microprocessor 019 is the DC DC converter that converts 24VDC to 15VDC for the low voltage signal processing
31. ifications When the calibration of kVp is completed for the 40 kVp range depress the RESET to move to the adjustment Repeat steps a g for the 50 60 and 70 kVp ranges The Display will show 04 05 06 07 for the Preheat adjustments and 40 50 60 70 for the kVp adjustments Press RESET until the kVp Display shows 60 Reset the MAS Meter to Zero Make an Exposure and measure the actual mAs Observe the reading on the MAS meter The reading should be 1 0mAs 5 If adjustment is required adjust R102 on the Control board assembly Inspect squareness of wave shape and repeat steps b h above if necessary When calibration is complete Recycle power to the unit to return to normal operation mode 19 Model PXS 710D Section 2 4 Calibration Mode with PXS 710D Calibration Utility The PXS 710D Calibration Utility allows calibration of the PXS 710D with a host computer connected to the Serial RS 232 Port of the Generator The PXS 710D Calibration Utility CD ROM 15 provided with this documentation Run the installation program and install the Utility The Default Serial COM port is COM1 be sure to configure the Host PC accordingly a Start the PXS710D utility PXS710D exe Located in the following directory C Program Files PXS 710D b From the Drop down menu select Cal Utils as shown in fig 2 2 below 5710 File Config View Window Help Y Monitor EJES Mode Cal Utils
32. mal 5 0 30 30 Causton 1 Normal 55 60 30 30 J J Anterior Posterio Normal 55 60 30 30 lateral 1 Normal 5 0 30 36 Lateral Oblique 55 60 30 36 MedialOblique Normal 55 60 30 30 Motise 1 Normali 5 0 30 30 30 36 2 Holy Normal 5560 15 36 Isherwood 1 Normal 55 60 15 36 Normali 5560 30 36 CR Generic 150 speed Examination _ Thickness MAS SID Notes _ Foot Dorso plantar AP 55 60 55 30 Lateral 1 Normal 5 0 55 36 Marked Lesion Normal 55 60 55 30 Lateral Oblique Norma 55 60 55 36 Medial Oblique 55 60 55 30 AwalCalamal Normal 55 60 55 30 AxialSesamoid__ Normal 55 60 55 30 HarisandBeah __ 55 60 55 30 lewis Normal 5 0 55 30 Castn 1 Normal 55 60 55 30 Ande Anterior Posterior____ Norma 55 60 55 30 Lateral Normal 55 0 55 36 Lateral Oblique 1 Normal 55 60 55 36 Medial Oblique Normal 55 60 55 30 Mortie 17 Noma 55 60 55 30 Stress Views AP lat Normal 55 60 30 30 6 Holy Normal 5 0 30 30 Ishewod 1 Normal 55 60 30
33. malfunctioning of this equipment resulting from improper operation maintenance repair or modification of its components This equipment can be hazardous to both patient and operator unless established safe exposure factors are observed Source Ray Inc disclaims all responsibility from any injury resulting from improper application of this equipment Model PXS 710D Section 1 1 4 COMPLIANCE NOTI CE 1 5 1 6 The Source Ray Model PXS 710D you have purchased has been designed manufactured and calibrated to comply with the governing Federal Regulations 21 CFR Subchapter J The maintenance schedules included are crucial to the continued reliability of this equipment with respect to regulatory compliance Prescription Use Part 21 CFR 801 Subpart D Class I Intermittent Mode PXS 710D System consisting of X Ray Control Tube Housing Assy Model PXS 710D CG Specified Range of Compliance Tube Current 10 mA Tube Voltage 40 70 kVp mAs Range 0 10 20 0 mAs SAFETY STANDARDS The Source Ray equipment you purchased has been designed manufactured and calibrated to meet the following safety standards Model PXS 710D CG In Accordance With With Respect To Electric Shock CAN CSA C22 2 No 601 1 Fire And Mechanical Hazards UL 60601 1 IEC 60601 2 7 amp Only IEC 60601 2 28 The Model PXS 710D is designed to comply with IEC 60601 1 2 ELECTRICAL SPECIFICATIONS MILLIAMPERES Milliamperes will not
34. not to exceed 70 degrees centigrade THERMAL Oil insulation ANODE HEAT STORAGE 25 000 Heat Units ANODE COOLING RATE 200 Heat Units Sec NOTE Heat Unit kVp x mA average x 1 second Model PXS 710D Section 1 1 8 MECHANICAL SPECIFICATIONS PODIATRY SUPPORT BASE Model PXS 710D S Aluminum Equivalence Table Top Material Less than 1 2mm AL Physical Size Length Width Height 33 7 39 8 42 5 in 85 6 cm 101 cm 108 cm Gross Weight 113 Ib 51 2 KG Weight Capacity 300 lbs 136 KG X RAY CONTROL GENERATOR MODULE Model PXS 710D CG Physical Size Length Width Height 12 6 in 10 1 in 13 2 in 32 25 7 33 5 Gross Weight 29 Ib 13 1 KG REMOTE CONTROL MODULE Optional Model RC 115 Physical Size Length Width Height 7 30 LIS Model PXS 710D Section 1 1 8 Labelin Model No PXS 710D Serial No 1234 Line Voltage VAC 60 HZ Momentary Line Current Apparent Resistance Of Supply Mains ERE Q Date Manufactured December 2006 Source Ray Inc 50 Fleetwood Ct Ronkonkoma NY 11779 Control Generator Label Complies with DHHS Radiation Standard 21 CFR Subchapter J a Made in U S A Certification Label Source Ray Inc X Ray Tube Manufacturer X Ray Tube model No X Ray Tube Serial No 055555 50 Fleetwood Ct Ronkonkoma NY 11779 X Ray Tube Label Manufactured for 20 20 Imaging Model No PXS 710D S S N Aluminum Equivalence KEEN Max
35. oint it will be displayed in White Ref Fig 3 11 amp 3 12 Fig 3 12 OpalRad 40 Model PXS 710D Section 3 19 20 21 22 23 24 Fig 3 13 OpalRad Mas Change To Change the kVp Technique In the kVp display Click on the top arrow to increase the setting Or Click on the Bottom arrow to decrease the technique To Change the mAs Technique In the mAs display Click on the top arrow to increase the setting Or Click on the Bottom arrow to decrease the technique To Change the Time Technique In the Time display Click on the top arrow to increase the setting Or Click on the Bottom arrow to decrease the technique When the Set Technique matches the Generator Technique the On Screen Generator Controls will resemble Fig 3 10 Techniques may be changed before the Exposure When a technique is changed the Set techniques will display Red until the Generator Syncs with the Opal UAI This normally takes approximately 1 second Ref Fig 3 11 and 3 12 To take an Exposure press the two Position Exposure Switch to position 1 the PREP position The OpalUAI will Show a Prepare indicator then after 2 Seconds show a Green Radiation Symbol to indicate that a Exposure can be taken Ref Fig 3 13 41 Model PXS 710D Section 3 Fig 3 14 OpalRad Ready ndicator 25 To make an Exposure press the exposure switch to the second position XRAY and hold for the length of the exposure The
36. owing commands are sent to the Host XRAYINDCMD Indicates to the Host a X Ray indicator is to be displayed POSTGENCMD Indicates to the Host an exposure has completed 51 Model PXS 710D Section 4 Generator XRAY Continued When the User proceeds to depress the XRAY switch the generator sends a XRAYINDCMD to the Host The Host then displays a X RAY Icon to indicate to the User an exposure is in progress The Generator will then make an exposure with the Techniques set in the Generator Idle state If an Error Occurs or the User releases the PREP and or XRAY switches the Exposure terminates Otherwise the Exposure completes normally with the Techniques that were set Once the Exposure is completed POSTGENCMD is sent to the Host The POSTGENCMD contains the Techniques used for the exposure including Time If the exposure terminated prematurely the POSTGENCMD reports the actual exposure time and returns the Error that caused the termination After the Exposure and when the User has released the PREP and XRAY switches the Generator returns to the Generator Idle State 52 Model PXS 710D OpalRad UAI User Acquisition Interface Section 4 PXS 710D Controller Generator Idle Device 5 1 5 REPLY Process Errors Device Discovery 1 Sec Polling interval User selects Technique SETGEN CM D User de selects Technique UN CM D
37. rmation n Once the new calibration settings are saved a confirmation dialog is displayed Click on to proceed you will be returned back to the Calibration Menu Ref fig 2 7 ation Wizard PXS 710D Calibration Wizard Preheat Raw Figure 2 7 Settings Saved Confirmation 23 Model PXS 710D Section 2 Exit the Calibration Menu by clicking EXIT Ref fig 2 8 p Exit the PXS710D exe Calibration Utility by selecting File gt Exit from the drop down menu Figure 2 8 Application Exit 5 Normal Operation with the PXS 710D Calibration Utility The PXS 710D Calibration Utility can be used as a standalone controller for the PXS 710D allowing setting kVp mAs and manual Exposure control a Start the PXS710D Utility PXS710DCal exe Located in the following directory C Program Files PXS 710D b From the Drop down menu select Cal Mode as shown in fig 2 9 below Sri PXS710D File Config Window Help Monitor Cal Mode Cal Utils Figure 2 9 Calibration Mode Selection 24 Model PXS 710D Section 2 Cal Mode adds addition diagnostic information to the application window d e E Ref fig 2 10 This information is shown once the PREP switch on the Exposure switch is depressed 1 Firmware revision 2 Controller state 3 Firmware CRC 2 PXS710 File Config View Window Help 5 7100 Calibration Utility Figur
38. tangle Place Beam Alignment Tool in center of field center dot at intersection of center lines and adjust beam so that shadow of upper dot covers lower dot Readjust borders if necessary Set the Control Module to 70kV 20 0 mAs Take an exposure while observing the X Ray field through the lead glass window of the test cabinet Note the difference observed between the light field and the X Ray field for further adjustment If the centers are too far out of alignment adjustment of Collimator light field is necessary To adjust the horizontal position of the light field rotate the unit 180 degrees to gain access to the mirror adjustment hardware Loosen the locking screws sufficiently so as to allow the turning of the adjuster cam Lock the fixing screw and cam after adjusting the mirror position To adjust the vertical position of the light field remove the lamp heat dissipater taking care to avoid being burned as the dissipater can be very hot Loosen the two lamp support fixing screws and using the hexagonal screw on the side of the lamp adjust the lamp in the desired direction Tighten the four screws fixing the lamp support Finally to adjust the brightness at the edges of the light field loosen the screws fixing the screen to the lamp holder and using an Allen screws move the screen to obtain the desired adjustment Tighten the screen fixing screws 27 Model PXS 710D Section 3 UNIT OPERATION 3 1 CONTROLS AND NDI CATORS
39. tch Check or replace switch NOTES 1 May indicate a timer problem Depress the reset button to clear the fault condition and continue If the problem persists call for service 57 Model PXS 710D Section 5 TABLE 5 3 Warranty Statement WARRANTY Source Ray Inc warrants its Model PXS 710D Podiatry X Ray System to be free of manufacturing defects which can impair their normal operation when used within their specified ratings Claims under this warranty must be made within 3 years after shipment from the factory Such warranty shall not apply to defects resulting from accidents alterations abuse or misuse Liability under this warranty is limited to repair or replacement of defective components at the factory Shipping costs are not included This warranty is in lieu of any other warranty expressed or implied Collimator bulbs exposure cord assemblies interconnect cables and tires are considered normal wear and tear and are not covered under this limited warranty 08 Model PXS 710D Section 5 Pm Initial Release 9 3 13 A2 P N 910303 PXS 710D BASE ASSY A EXPOSURE SW A3 Eo ue A AC POWER i m E A RS232 INTERFACE a 20 20 IMAGING DIGITAL PANEL ROMET TO COMPUTER INTERFACE DB9 Fd TO REMOTE RC 115 RJ45 a TO COMPUTER INTERFACE USB AC POWER INPUT 5 CONNECTORS SUL Ton Wl 910xxx W2 CAT3 PHONE CORD 8 Jl SRI
40. uthorized Source Ray dealer Authorized Source Ray dealers should contact the main office at 631 244 8200 between the hours of 8 00 AM and 5 00 PM When ordering replacement parts be prepared to submit the following information purchase order no If possible Source Ray part number part description quantity required and shipping instructions If replacement parts are for a unit under warranty be prepared to submit model numbers and serial numbers to expedite your order 04 Model PXS 710D Section 5 5 4 MAINTENANCE PROCEDURE Cleaning Procedure When cleaning use a cloth moistened in warm soapy water use mild soap Do not soak the unit and do not use strong cleaners or solvents as they may blur the lettering or dull the finish Polish with pure liquid or paste wax only Do not use a wax containing a cleaning substance Do not polish the meter windows Disinfecting Procedure X ray equipment and accessories should be properly disinfected immediately after use and before the next patient is attended to A diluted solution of sodium hypochlorite should be routinely used for disinfecting x ray equipment and accessories especially those without stainless steel components Radiographers should wash their hands after attending to a patient and before attending to the next patient 55 Model PXS 710D Section 5 TABLE 5 1 MAINTENANCE CHECKLIST MODEL PXS 710D SERI AL 1 Beam Current Reference Section 2 3 2 Tu
41. view Foot positioned as for AP ankle then rotate the foot 45 degrees externally Angle the tube cranially 15 degrees Causton Method Oblique foot projection to demonstrate the sesamoids Position foot laterally with the medial side against the cassette Angle the central ray 40 degrees towards the ankle and center to the first metatarsophalangeal sesamoids 46 Model PXS 710D Section 4 4 1 4 2 THEORY OF OPERATION System OVERVIEW The Model PXS 710D incorporates one major electrical assembly the Control Generator Assembly The Control Generator Assy consists of five sub assemblies The generator assembly houses the high voltage circuitry and the x ray tube high frequency generating circuitry control electronics microprocessor and a collimator beam limiting device assembly The PXS 710D also can be controlled via a RS 232 Serial link the RS 232 Serial link allows 34 party computer application OpalRad to communicate with the generator GENERATOR Control ASSEMBLY The Generator Assembly is made up of High Voltage multipliers for the anode and cathode supplies voltage feedback dividers high voltage transformers and the filament transformer For the Low Voltage section a Control Microprocessor PWA Power Board PWA and the 24V power Supply are used The voltage used to generate the high voltage enters the assembly at pins 1 7 of connector P1 The voltage is approximately 650 VPP at an approximate 30 kHz squ
42. when exposure switch 15 depressed to indicate that x ray s are being produced for the pre set time interval In addition an audio tone is generated at the same time Color RED per 60601 1 3 Ed A lamp that illuminates to indicate that a fault condition has occurred Refer to table 5 2 for a description of fault conditions Clears and resets the front panel controls in the event of a fault condition reference Table 5 2 A Angle indicator for the Horizontal Axis of the Generator position A two position switch that controls the x ray output The first position is for prep ready light goes out and comes back on when unit is prepped the second position is for x ray x ray light comes on while x rays are being produced Premature release of the exposure switch will terminate the exposure and light the fault lamp Depress the RESET button to clear the fault and Reset the timer NOTE Internal fuses provide protection for auxiliary DC circuits replacements should be made by Authorized Source Ray Personnel only 29 Model PXS 710D Section 3 3 1 Continued pi AC Input M m M M Exposure Switch Figure 3 1 Generator Contro Connector Descriptions Generator Bottom View QM READY 12 en 20 20 Imaging high frequency MN This X Ray unit may dangerous to patient and operator unless safe exposure factors and operating instructions are
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