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CPI Canada Inc

Theory of Operation

7

Indico 100 Series Service Manual Ch # 740895-06 Rev. A

Page 7-1

CHAPTER 7

THEORY OF OPERATION

CONTENTS:

7.0 INTRODUCTION .............................................................................................................................................. 7-2
7.1 FUNCTIONAL OVERVIEW .............................................................................................................................. 7-3

7.1.1 Control Console.......................................................................................................................................... 7-3
7.1.2 High Voltage Power Supply........................................................................................................................ 7-3
7.1.3 Low Speed / Dual Speed Starter ................................................................................................................ 7-4
7.1.4 Generator Control Electronics .................................................................................................................... 7-5

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Summary of Contents for INDICO 100 Series

Page 1: ...ION 2 INSTALLATION MANUAL CONFIGURATION PROGRAMMING 3 P N 740855 ACCEPTANCE TEST 4 TROUBLESHOOTING 5 REGULAR MAINTENANCE 6 THEORY OF OPERATION 7 SPARES 8 SCHEMATICS 9 The original version of this manu...

Page 2: ...CPI Canada Inc Page 0 2 Rev A Indico 100 Series Service Manual Ch 740895 00 This page intentionally left blank...

Page 3: ...Purpose This manual applies to the Indico 100 family of generators and provides instructions for the installation and maintenance of all models of that generator This Chapter contains the following se...

Page 4: ...1 Pre installation CPI Canada Inc Page 1 2 Rev A Indico 100 Series Service Manual Ch 740895 01 This page intentionally left blank...

Page 5: ...1 1 Purpose This manual describes the Millenia and Indico 100 family of 350 650 850 and 1050 X ray generators The manual provides instructions for the installation and service of these generators 1A 2...

Page 6: ...vice Manual Ch 740904 00 1A 3 0 PHYSICAL SPECIFICATIONS Figure 1A 1 shows the outline of the Millenia series X ray generator control console and remote fluoro control Figure 1A 2 shows the Indico 100...

Page 7: ...ay generator 22 559 18 457 16 406 ALL DIM ENSIO NS ARE IN INCH ES M M FIGURE 1A 1 SHOW S THE OUTLINE FOR THE 23 X 56 CM CONSOLE THIS FIGURE SHOWS THE OUTLINE FOR THE 31 X 42 CM CONSOLE FRO NT RIG HT S...

Page 8: ...focal spot b Maximum kVp adjustable for each X ray tube c Maximum kW adjustable for each focal spot d Maximum filament current limit adjustable for large and small focal spots e Anode heat warning and...

Page 9: ...onitoring Both stator circuits Duty cycle Not to exceed 5 consecutive boosts followed by a minimum 10 second wait period 1A 7 0 AUXILIARY POWER OUTPUTS The generator supplies the following power outpu...

Page 10: ...ion Emitting Devices Act C34 Canada Medical Device Regulations Canada EC Directive 93 42 EEC concerning Medical Devices European Community IEC 601 1 IEC 601 2 7 1998 CSA 601 1 UL2601 1 Type of protect...

Page 11: ...mparatively high level of transmission power and is in close proximity to the generator these EMC concerns the risk of interference may be more pronounced It is therefore recommended that the operatio...

Page 12: ...1A Introduction CPI Canada Inc Page 1A 8 Rev E Millenia Indico 100 Series Service Manual Ch 740904 00 This page intentionally left blank...

Page 13: ...t Board 1B 7 1B 5 9 Dual Speed Starter Board 1B 8 1B 6 0 SAFETY LABELS NOTICES UNIQUE TO MILLENIA 1B 8 1B 6 1 HT Tank Transformer Terminals Label 1B 8 1B 6 2 Live Mains Fuses Ground Label 1B 9 1B 6 3...

Page 14: ...a fluoro exposure is in progress This is accompanied by an audible tone from the console WARNING THIS X RAY UNIT MAY BE DANGEROUS TO PATIENT AND OPERATOR UNLESS SAFE EXPOSURE FACTORS AND OPERATING INS...

Page 15: ...NECTIONS OR USE OF UNAPPROVED EQUIPMENT MAY RESULT IN INJURY OR EQUIPMENT DAMAGE CAUTION DO NOT EXCEED THE TUBE MAXIMUM OPERATING LIMITS INTENDED LIFE AND RELIABILITY WILL NOT BE OBTAINED UNLESS GENER...

Page 16: ...ARRIERS COVERS WHEN THE NEED FOR REMOVAL IS COMPLETED REPLACE ALL FUSES IN THIS GENERATOR WITH THE SAME TYPE AND RATING This information is provided to help you establish safe operating conditions for...

Page 17: ...attached to each of the access panels on the rear of the generator The high voltage hazards behind these panels is similar to that behind the upper and lower entrance doors see 1B 7 4 MILLENIA This l...

Page 18: ...Bus Label MILLENIA This label is attached to a cover over the DC bus capacitors These capacitors will hold a lethal charge for 5 minutes after the console is switched off or the main disconnect is sw...

Page 19: ...dashed line on the board have high voltage applied at all times that the main disconnect is switched ON These components are live EVEN WITH THE CONSOLE SWITCHED OFF This symbol is printed on the gener...

Page 20: ...se capacitors will hold a lethal charge for 5 minutes AFTER THE EQUIPMENT IS SWITCHED OFF WARNING COMPONENTS BEHIND VARIOUS COVERS AS NOTED IN THIS SECTION REMAIN LIVE EVEN WITH THE OPERATOR CONSOLE S...

Page 21: ...fuseblock and fuses This area will have mains voltage applied as long as the main disconnect is switched on The main system ground is also located behind this cover 1B 6 3 Live Mains Fuses Label This...

Page 22: ...ovides access to the HV power supply driver section room interface board and associated control circuits The lower door allows access to the HT transformer dual speed starter chassis if fitted line ad...

Page 23: ...nutes before removing the cover or disconnecting the DC supply Replace fuses with the same type and rating refer to spares list chapter 8 for details 1B 6 6 Tank Vent Label This label is attached to t...

Page 24: ...er the shorting jumper in place or an approved mA mAs measuring device properly connected The warning CAUTION 48V MAX printed on some tank lid boards does not apply in Millenia generator applications...

Page 25: ...console is switched off or the main disconnect is switched off 1B 7 3 Danger HV Label This label is attached to the primary terminals on the HT oil tank These terminals may be energized at all times...

Page 26: ...rimary terminals are not connected the generator must not be energized This notice also cautions against over tightening the nuts on the transformer feedthrough terminals mentioned in the above paragr...

Page 27: ...65 kW Three Phase 1C 3 1C 2 7 80 kW Three Phase 1C 4 1C 2 8 Service Disconnect All Models 1C 4 1C 3 0 POWER LINE REQUIREMENTS 1C 5 1C 4 0 GROUND REQUIREMENTS 1C 7 1C 5 0 OUTLINE DRAWINGS 1C 8 1C 5 1...

Page 28: ...C 2 0 GENERATOR POWER REQUIREMENTS 1C 2 1 30 kW Single Phase Line Voltage 230 VAC 10 1 Line Frequency 50 60 Hz Momentary Current 200 Amps Standby Current 5 Amps 1C 2 2 37 5 kW Single Phase Line Voltag...

Page 29: ...se Line Voltage 400 VAC 10 3 for 400 VAC input generators 480 VAC 10 3 with optional line adjusting transformer for 400 VAC input generators 480 VAC 10 3 for 480 VAC input generators SEE NOTE AT THE E...

Page 30: ...omentary Current 200 Amps phase at 400 VAC 180 Amps phase at 480 VAC Standby Current 5 Amps NOTE THREE PHASE INDICO 100 GENERATORS ARE AVAILABLE IN 400 VAC AND 480 VAC MODELS 400 VAC MODELS MUST BE OP...

Page 31: ...ution Transformer to Main Disconnect AWG and mm 2 Disconnect to Generator 15 ft 5 m max Momentary Line Current Service Rating Distribution Transformer Rating Ground Wire Size Apparent Mains Resistance...

Page 32: ...2 3 30 mm 2 2 35 mm 2 0 50 mm 2 6 15 mm 2 75 A 100 A 55 kVA 4 25mm 2 0 32 50 kW 3 Generator 400 VAC 2 35 mm 2 0 50 mm 2 000 95 mm 2 0000 120 mm 2 6 15 mm 2 120 A 100 A 70 kVa 4 25mm 2 0 17 480 VAC 2 3...

Page 33: ...sconnect switch shall be located within reach of the operator 1C 4 0 GROUND REQUIREMENTS A suitable flexible copper cable 6 AWG 15 mm 2 or larger must be supplied usually part of the line cable to con...

Page 34: ...Manual Ch 740895 02 1C 5 0 OUTLINE DRAWINGS 1C 5 1 Generator Outline Refer to chapter 1A for the Indico 100 generator outline 1C 5 2 Generator Shipping Containers Dimensions The overall dimensions of...

Page 35: ...o the floor via the hold down brackets See Figure 1C 2 Sufficient room must be provided to allow access to the rear and side panels for installation Clearance must also be provided at both sides of th...

Page 36: ...cable routing MINIM UM 36 915 mm THIS DIAGRAM SHOW S THE RECOMMEDED CLEARANCES AT THE REAR AND SIDES OF THE GENERATOR TO ALLOW FOR INSTALLATION AND MAINTENANCE IF THESE DIMENSIONS M UST BE REDUCED PLE...

Page 37: ...ion Control console heat output is negligible 150 BTU hr 1C 8 0 CABLES SUPPLIED WITH THE INDICO 100 GENERATOR Figure 1C 5 shows the cabling supplied with the generator The cable supplied for the conso...

Page 38: ...able device available to lift the generator off the shipping pallet 1C 9 2 Installation Equipment The following is a checklist of recommended tools and test equipment for installation and calibration...

Page 39: ...PTIONS 1D 2 1D 2 1 X Ray Tubes 1D 2 1D 2 2 Stators 1D 2 1D 2 3 AEC Devices 1D 2 1D 2 4 ABS Pickups 1D 2 1D 2 5 Tomographic Tables 1D 2 1D 2 6 Digital Interfaces R F Generators 1D 2 1D 2 7 Options 1D 2...

Page 40: ...D WITH ANOTHER INSERT TYPE CALIBRATION MAY BE SERIOUSLY AFFECTED AND MAY CAUSE TUBE DAMAGE 1D 2 2 Stators Various types impedances of stators are supported 1D 2 3 AEC Devices Various AEC devices ioniz...

Page 41: ...v A Page 1D 3 NOTE REFER TO THE PRODUCT DESCRIPTION AT THE END OF THIS SECTION FOR COMPATIBILITY OF YOUR SPECIFIC GENERATOR 1D 3 0 X RAY TUBE DATA PLEASE INSERT THE TUBE RATING CHARTS FOR THE X RAY TU...

Page 42: ...tibility Listing CPI Canada Inc Page 1D 4 Rev A Millenia Indico 100 Series Service Manual Ch 740904 02 1D 4 0 CUSTOMER PRODUCT DESCRIPTION The customer product description for this generator follows t...

Page 43: ...CPI Canada Inc Compatibility Listing 1D Millenia Indico 100 Series Service Manual Ch 740904 02 Rev A Page 1D 5 REPLACE THIS PAGE WITH CUSTOMER PRODUCT DESCRIPTION PAGE 2...

Page 44: ...1D Compatibility Listing CPI Canada Inc Page 1D 6 Rev A Millenia Indico 100 Series Service Manual Ch 740904 02 This page intentionally left blank...

Page 45: ...CPI Canada Inc Compatibility Listing 1D Millenia Indico 100 Series Service Manual Ch 740904 02 Rev A Page 1D 7 REPLACE THIS PAGE WITH CUSTOMER PRODUCT DESCRIPTION PAGE 3...

Page 46: ...1D Compatibility Listing CPI Canada Inc Page 1D 8 Rev A Millenia Indico 100 Series Service Manual Ch 740904 02 This page intentionally left blank...

Page 47: ...EPROM location 1E 6 1E 1 0 INTRODUCTION This section contains generator layout drawings and figures which identify the major generator components and circuit board Assemblies This section also shows t...

Page 48: ...ator control circuits Room interface for the X ray system Low speed starter or optional dual speed starter High frequency inverter H T transformer Optional AEC board automatic exposure control Figure...

Page 49: ...a Inc Generator Layout and Major Components 1E Indico 100 Series Service Manual Ch 740895 03 Rev C Page 1E 3 1E 2 1 Generator Cabinet Assembly Cont Figure 1E 2 Major generator subassemblies right side...

Page 50: ...Console Assembly Figure 1E 3 is an overview of both the 23 X 56 cm console and the 31 X 42 cm console styles for Indico 100 generators Figure 1E 4 is an internal view of both of these console styles s...

Page 51: ...bly Cont CONSOLE BASE CONSOLE EPROM NOTE ORIENTATION CONSOLE TOP CONSOLE DISPLAY BOARD LCD DISPLAY ASSEMBLY CONSOLE CPU BOARD J6 J10 J8 J9 J1 J2 J3 FILE IN__CON B CD R U 26 EPROM NOT TO SCALE J10 LCD...

Page 52: ...o Control Figure 1E 5 is an overview of the optional remote fluoro control for the Indico 100 generators This allows operation of fluoro functions from a location other than the main console Figure 1E...

Page 53: ...Installation 2 11 2 9 4 X Ray Tube Stator Thermal Switch Connections 2 12 2 9 5 Generator Mains Connection 2 13 2 10 0 X RAY TUBE HOUSING GROUND 2 14 2 11 0 HIGH TENSION CABLES 2 14 2 12 0 PROGRAMMING...

Page 54: ...m interface connections This allows for simpler installation and troubleshooting on the generator itself 2 2 0 RECEIVING WARNING THE INDICO 100 GENERATOR CONSISTS OF THE FOLLOWING ITEMS UPPER AND LOWE...

Page 55: ...AGE THE CONTENTS 4 Set aside the cardboard pack s 5 Unscrew the bolts that secure the generator to the shipping pallet Carefully lift the generator from the pallet Refer to 2 3 1 for the procedure for...

Page 56: ...along with a hoist to raise the generator The straps should be placed underneath the generator cabinet and along the four sides to properly support the cabinet as it is raised Remove the lower front...

Page 57: ...wire connected to the panel remove the nut that secures the ground lead to the cabinet frame and then disconnect the ring terminal Reverse the above steps to reconnect the ground wire s and to reinsta...

Page 58: ...flipped back disconnect the ground wire at the base of the upper cabinet by removing the nut on the cabinet frame that secures the ground lead and then disconnecting the ring terminal that secures th...

Page 59: ...CPI Canada Inc Installation 2 Indico 100 Series Service Manual Ch 740895 04 Rev H Page 2 7 2 4 0 REMOVING THE EXTERNAL COVERS Cont Figure 2 2 Removable external covers on generator cabinet...

Page 60: ...ns to the tank lid are secure Verify that the rubber vent plug on the top of the tank is snug 2 8 0 EQUIPMENT PLACEMENT 2 8 1 Equipment Cabinet Place the equipment cabinet in a location that will allo...

Page 61: ...t the 15 conductor console cable from J5 at the rear of the console to J4 of the generator interface board Ensure that the screw locks are fully tightened to secure the connectors Refer to figure 2 11...

Page 62: ...TERFACE R2 LCD CONTRAST J2 DATA LINK J1 FILE IN _CO NCB CD R CONSOLE GROUND J4 Figure 2 3 Rear of control console 2 9 2 Remote Fluoro Control Optional 1 Connect the free end of the 9 conductor remote...

Page 63: ...nnections on console CPU board FOR 31 X 42 CM CONSOLES The optional hand switch if ordered from CPI Canada Inc is supplied pre wired to a male 9 pin subminiature D connector This connects to J13 on th...

Page 64: ...UNITS WITH A DUAL SPEED STARTER SHIELDED STATOR CABLES MUST BE USED THE SHIELD FOR THE STATOR CABLE S MUST BE PROPERLY GROUNDED AT THE CHASSIS GROUND STUD S SHOWN IN FIGURE 2 6 2 Connect the wires to...

Page 65: ...e an appropriate cable clamp to secure the mains cable at the cabinet entrance 3 Temporarily remove the safety cover from the main fuses Strip sufficient cable jacket to allow the ground wire to reach...

Page 66: ...e X ray tube s should be mounted on their normal fixtures i e tube stand G I table or other devices 1 Verify that the HT cable terminations are clean in good condition i e no cracks and coated with va...

Page 67: ...CPI Canada Inc Installation 2 Indico 100 Series Service Manual Ch 740895 04 Rev H Page 2 15 2 11 0 HIGH TENSION CABLES cont Figure 2 8 HV connectors 1 tube tanks Figure 2 9 HV connectors 2 tube tanks...

Page 68: ...PI product support for assistance WARNING 240 VAC IS PRESENT ON THE LOW SPEED STARTER BOARD AT ALL TIMES THAT THE GENERATOR IS SWITCHED ON TAKE APPROPRIATE PRECAUTIONS WHEN SERVICING THIS BOARD 2 12 1...

Page 69: ...D stator A102 A132 A142 Varian B130 B150 Std R stator A192 A272 A282 A286 A292 G256 G292 Varian Diamond Std R stator RAD13 RAD14 0 3 1 2 RAD14 0 6 1 2 RAD14 0 6 1 5 Varian Emerald Std R stator RAD 8 R...

Page 70: ...ype is not listed please contact CPI product support for assistance 3 The generator is factory configured to support one type of stator only for example R type stator therefore only stators of that ty...

Page 71: ...e tachometer to ensure proper anode RPM before making any exposures NOTE FOR TUBES WHERE LOW SPEED OPERATION ONLY IS INDICATED THE DUAL SPEED STARTER MUST BE PROGRAMMED FOR LOW SPEED ONLY AND WHERE HI...

Page 72: ...2 Installation CPI Canada Inc Page 2 20 Rev H Indico 100 Series Service Manual Ch 740895 04 2 13 1 Setting tube type cont Figure 2 10 DIP switches on dual speed starter...

Page 73: ...nfirm that the desired tube is fully compatible with the generator you may proceed with setting the tube type as per section 2 13 1 5 If in the preceding steps it is determined that the desired stator...

Page 74: ...of this table 1 4 sec 240 50 6 uF 31 uF 733317 01 Comet DO10 25 50 stator DI104 0 3 0 8 DI104 0 6 1 0 DI104 0 6 1 3 DI104 0 6 1 8 00011 420 80 150 3 0 sec 1 8 sec 240 80 6 uF 31 uF 733317 01 Comet DO1...

Page 75: ...1436 PX1482 01100 240 120 100 3 0 sec 4 5 sec 240 70 6 uF 31 uF 733317 01 Picker PX1400 4 anode Q stator PX1429 PX1431 PX1436 PX1482 10110 340 60 100 3 0 sec 1 0 sec 240 70 20 uF 60 uF 733317 02 73592...

Page 76: ...ec 1 0 sec 240 60 6 uF 31 uF 733317 01 Varian B100 P stator A102 A132 A142 01001 450 140 100 3 0 sec 0 8 sec 240 70 6 uF 31 uF 733317 01 Varian B100 Q stator A102 A132 A142 11010 290 70 60 3 0 sec 0 8...

Page 77: ...100 100 3 0 sec 1 2 sec 240 50 6 uF 31 uF 733317 01 Varian Emerald Std R stator RAD 8 RAD 68 RAD 74 00000 LOW SPEED OPERATION ONLY See note 1 at end of this table 1 4 sec 240 50 6 uF 31 uF 733317 01...

Page 78: ...ALENT TO THOSE THAT WOULD EXIST IF THE STATOR WAS EXCITED WITH THESE VOLTAGES NOTE 1 Tube types designated as low speed only or high speed only must be programmed for low speed only or high speed only...

Page 79: ...ition the generator cannot be switched on either from the console or from the adjacent service switch S2 on the generator interface board This prevents inadvertent switching on of the generator while...

Page 80: ...to the molded case 2 Open the Console carefully such that the interconnecting cables are not strained 3 Locate the battery on the console CPU board refer to figure 2 12 Measure the battery voltage wit...

Page 81: ...se order of the above Use of a removable thread locker loctite or equivalent is recommended when reinstalling the jackscrews to prevent them from loosening if the mating connectors are removed Reconne...

Page 82: ...0 Series Service Manual Ch 740895 04 2 16 0 CHECKING THE RAM BACKUP BATTERY VOLTAGE cont TP21 GND TP2 GND FILE IN _CPUBS CDR CONSOLE CPU BOARD GENERATOR CPU BOARD TP2 GND CONSOLE BOARD Figure 2 12 Loc...

Page 83: ...F ON 50 kW 630 mA OFF ON ON 65 kW 800 mA OFF ON OFF 80 kW 1000 mA OFF OFF ON SW1 4 OFF 2 FILAMENT BOARDS ON I FILAMENT BOARD SW1 5 OFF 150 kV MAXIMUM ON 125 kV MAXIMUM SW1 6 OFF DUAL SPEED STARTER ON...

Page 84: ...D AT THE MAIN DISCONNECT BOX IN THE ROOM UNITS WITH A LINE ADJUSTING TRANSFORMER SHOULD HAVE THE FOLLOWING VOLTAGES AT THE MAIN LINE FUSES IN THE POWER SUPPLY CABINET VOLTAGE AT MAIN DISCONNECT BOX LI...

Page 85: ...AYED XX will be the kW rating for that model The next screen will show console software revision and power software revision 2 In the generator control cabinet verify the following On the generator CP...

Page 86: ...and calibration mode for the generator follow the steps below Refer to Figure 2 13 for references to APR buttons This figure shows the APR button layout for the 23 X 56 cm Indico 100 console and for...

Page 87: ...OR LOG Allows review of the generators error log for recorded errors STATISTICS Allows review of the tube exposure counter s the fluoro exposure counter if applicable and the generator accumulated exp...

Page 88: ...ines properties for each channel of the AEC device AEC CALIBRATION Allows calibration of the AEC device FLUORO SETUP Allows setting of the fluoro properties TUBE CALIBRATION Enables the X ray tube aut...

Page 89: ...red tube tube 1 or tube 2 by pressing the TUBE button The selected tube will appear Selection of the second tube is only available on two tube generators 4 Press FOCAL SPOT to toggle between SMALL and...

Page 90: ...2 Installation CPI Canada Inc Page 2 38 Rev H Indico 100 Series Service Manual Ch 740895 04 This page intentionally left blank...

Page 91: ...amily ofgenerators This section allows the installer to record the necessary information to complete the installation as well as to record the programming values The installation of the AEC Automatic...

Page 92: ...3 Interfacing and Calibration CPI Canada Inc Page 3 2 Rev A Millenia Indico 100 Series Service Manual Ch 740904 03 This page intentionally left blank...

Page 93: ...2 3A 2 1 X Ray Tubes 3A 2 3A 2 2 Mains Supply And Fusing 3A 3 3A 2 3 Automatic Exposure Control 3A 3 3A 2 4 Collimator 3A 3 3A 2 5 Image System 3A 3 3A 2 6 ABS Pickup Assembly 3A 4 3A 2 7 Table Type...

Page 94: ...or TUBE 1 b Manufacturer and type c Focal spot combination large small d kW of each focal spot large small e Maximum kVp f Type of stator g Dual or single speed h Stator delay sec i Start and run vol...

Page 95: ..._______ Model _________________ Receptors with AEC optional Table bucky yes Spot film device yes Digital System yes Wall bucky yes Auxiliary bucky yes 3A 2 4 Collimator Type __________________ Compati...

Page 96: ..._______________________ Model Make _______________________ Grid ___________ Ratio __________ L P Inch __________ Focus Distance __________ 3A 2 8 Wall Receptor Type ______________________________ Grid...

Page 97: ...erived from the GEN CONFIGURATION menu Generator Model ______________ Serial No _____________ TUBE SELECTION TUBE 1 TUBE 2 DEFAULT SELECTED DEFAULT SELECTED TUBE SELECTED TUBE SPEED MAX SF KW LS MAX L...

Page 98: ...WORKSHEET IMAGE RECEPTOR PROGRAMMING WORKSHEET DATE ___________ SERIAL _____________ FUNCTION RECEPTOR 1 RECEPTOR 2 RECEPTOR 3 RECEPTOR 4 RECEPTOR 5 RECEPTOR 6 NAME TUBE TOMO FLUORO SERIAL AEC CHANNE...

Page 99: ...NNOT HAVE THEIR STATE CHANGED FUNCTIONS STANDBY PREP GEN RDY RAD EXP FLUORO EXP INPUTS REMOTE EXP REMOTE PREP REMOTE FL EXP CONSOLE EXP CONSOLE PREP TOMO EXP REM TOMO SEL I I SAFETY COLL ITLK BUCKY CO...

Page 100: ...3A Setup Information CPI Canada Inc Page 3A 8 Rev A Millenia Indico 100 Series Service Manual Ch 740904 04 This page intentionally left blank...

Page 101: ...enerator Interface Board 3B 4 3B 2 5 Generator CPU Board 3B 4 3B 2 6 AEC Board 3B 4 3B 2 7 Console CPU Board 3B 4 3B 2 8 I 0 Expansion Board optional 3B 4 3B 2 9 Room Interface Board 3B 5 3B 3 0 FEATU...

Page 102: ...y tubes and collimators The generator interface may be programmed to supply a voltage an isolated contact receive a voltage or an external isolated contact All interfacing cables enter the generator a...

Page 103: ...2 0 LOCATIONS OF INPUTS AND OUTPUTS 3B 2 1 Generator Pictorial Showing Connections ROOM INTERFACE BOARD Figure 3B 1 Generator to room interface CAUTION ENSURE THAT ALL X RAY TUBE HOUSINGS ARE CONNECTE...

Page 104: ...r 3E Control console J4 3B 2 5 Generator CPU Board The generator CPU board accepts the following all are optional Remote fluoro controller J11 RS 232 Port J1 RS 232 Port J2 3B 2 6 AEC Board Depending...

Page 105: ...t thermal switches door interlock tube indicators TB5 Multiple spot input I I mag select TB6 Remote prep exposure and fluoro inputs I I safety input ALE output spare output 3B 3 0 FEATURES OF THE ROOM...

Page 106: ...NPUT TB2 PINS 4 5 BUCKY CONTACTS JW10 PINS 1 2 3 4 DRY CONTACT INPUT JW10 PINS 2 3 24 VDC EXTERNAL INPUT TB3 PINS 6 7 TOMO EXPOSURE JW3 PINS 1 2 3 4 DRY CONTACT INPUT JW3 PINS 2 3 24 VDC EXTERNAL INPU...

Page 107: ...DRY CONTACTS OUTPUT JW4 LIVE CONTACTS OUTPUT TB2 PINS 1 2 BUCKY 2 SELECT JW3 DRY CONTACTS OUTPUT JW3 LIVE CONTACTS OUTPUT TB3 PINS 11 12 TOMO BUCKY START JW5 DRY CONTACTS OUTPUT JW5 LIVE CONTACTS OUTP...

Page 108: ...ers on JW1 JW2 JW3 JW4 or JW5 in the live contact position Review figure 3B 3 for typical examples 1 2 3 4 5 K2 K1 K4 K3 K6 FILE IN_RMJM P CDR Figure 3B 3 Typical jumper arrangement on the room interf...

Page 109: ...VAC JW3 Live Contact K3 TB11 2 to TB10 K6 dry contacts JW5 Dry Contact K6 TB11 no connection K12 24 VDC JW7 Live Contact 24VDC N A K13 dry contacts JW8 Dry Contact N A K7 24 VDC JW6 Live Contact 24VDC...

Page 110: ...re into the plug and tighten the terminal screw Several wires may be inserted into a single terminal connection Be sure the plug numbering matches the input output signals Insert the plug into the roo...

Page 111: ...t TB9 and TB10 only when the generator itself is switched ON The desired selection is made using JW1 on the generator interface board Setting the jumper to JW1 pins 1 2 selects the condition where 110...

Page 112: ...3B System Interfacing CPI Canada Inc Page 3B 12 Rev E Indico 100 Series Service Manual Ch 740895 05 3B 5 0 TYPICAL R F ROOM CONNECTIONS R O O M IN T ER FAC E B O A R D Figure 3B 6 Typical R F room...

Page 113: ...operation from a remote R F table 3 Tomo start will issue a start to sweep signal to a tomographic device 4 Tomographic exposure the generator waits for a switch closure during the tomographic sweep...

Page 114: ...portional or composite video 2 Interfaces the PMT s high voltage and signal to the generator if used Refer to chapter 3E for details Cable assembly 10 1 These cables are usually supplied by the AEC ve...

Page 115: ...ATOR SETUP MENU 3C 3 3C 3 0 UTILITY MENU 3C 3 3C 3 1 Setting Time And Date 3C 4 3C 3 2 Error Log 3C 4 3C 3 3 Statistics 3C 5 3C 3 4 Console 3C 5 3C 4 0 APR EDITOR 3C 6 3C 5 0 GENERATOR CONFIGURATION 3...

Page 116: ...display window 3C 1 1 Entering Into Programming Mode To enter into the programming mode for the generator follow the steps below Refer to figure 3C 1 for the button locations referenced in this secti...

Page 117: ...menu Select one of these options to access the corresponding function UTILITY Set time date Error log Statistics Console APR EDITOR Enables disables changes to APR techniques GEN CONFIGURATION Tube s...

Page 118: ...ss the or buttons to set the minutes 7 Select EXIT to return to the UTILITY menu 3C 3 2 Error Log The ERROR LOG menu allows the display of error messages stored in the generator s error log Parameters...

Page 119: ...3 4 Console The CONSOLE menu allows setting of the items below to suit operator preferences CONSOLE SLOW KEY REPEAT 200MS LCD SCREEN MED KEY REPEAT 150MS APR MODE NO FAST KEY REPEAT 75MS SPEAKER VOLU...

Page 120: ...changes to memory The APR will subsequently default to the changed technique DISABLED Allows temporary editing of APR technique s but does not allow the changes to be saved to memory The APR will alwa...

Page 121: ...P GENERATOR LIMITS AEC CALIBRATION RECEPTOR SETUP FLUORO SETUP I O CONFIGURATION TUBE CALIBRATION EXIT 3C 5 1 Tube Selection The TUBE SELECTION menus allow the desired tube type to be selected and ass...

Page 122: ...en This will assign the selected X ray tube to the desired tube location 4 Once the desired tube has been selected parameters for that tube are displayed showing the default values DO NOT adjust the d...

Page 123: ...35 2 MAX SF KW LS 21 3 MAX LF KW HS 99 0 MAX LF KW LS 58 9 MAX KV 150 RETURN TUBE 1 RAD60 0 6 1 2 12 REV 1 4 MAX SF MA 320 ANODE HU WARNING 80 ANODE HU LIMIT 90 TUBE 1 RAD60 0 6 1 2 12 REV 1 4 SF STA...

Page 124: ...one second R F change over time FIL PREHEAT The time that the filament is held at the required emission level before an exposure is permitted Typically the boost time should be between 200 and 250 mse...

Page 125: ...generator kW limit MAX MA Sets the maximum generator mA limit MIN MA Sets the minimum generator mA limit MAX MAS Sets the maximum generator mAs limit BEFORE MAKING ANY CHANGES IN THIS SECTION PLEASE C...

Page 126: ...RECEPTOR SETUP sym RECEPTOR SYM sym MEMORY DEF FLUORO HANG 30 SEC REM TOMO BUT 2000 MS RAD HANG 0 SEC LAST IMAGE HOLD 40 MS RECEPTOR SETUP sym SF LF SWITCH MAN DEFAULTS AEC BACKUP FIXED AEC BACKUP MAS...

Page 127: ...PTS Selects pre defined interface options 0 None 1 InfiMed digital 2 ATS ESI digital 3 Gilardoni digital pulsed RAD 4 Gilardoni digital HCF 5 Not assigned at this time RECEPTOR SYM Allows one of six r...

Page 128: ...AEC backup ms not to exceed preset AEC backup mAs ms values or system limits The ms value will be displayed in the time window of the LED display during AEC operation AEC BACKUP MAS Sets the maximum...

Page 129: ...OFF THE GENERATOR WHILE IN RECEPTOR SETUP SYM DEFAULTS MENUS 4 AND 5 DOING SO WILL CAUSE THE UPDATED RECEPTOR SETUP PARAMETERS NOT TO BE SAVED IT IS RECOMMENDED THAT THE FIRST RECEPTOR PROGRAMMING BE...

Page 130: ...equired to return to the GEN CONFIGURATION menu 7 Reselect RECEPTOR SETUP then select the next receptor to be programmed 8 When finished programming all receptors return to the GEN CONFIGURATION menu...

Page 131: ...example STANDBY The arrow in the lower middle area points to one of the five states described below Moving to the next state is accomplished by pressing the STATE button The states are as follows STA...

Page 132: ...ged 2 PREP STATE shown low inactive 3 GEN RDY STATE cannot be changed 4 RAD EXP STATE shown high active 5 FLUORO EXP STATE cannot be changed 1 2 3 4 5 FILE ML_IOSTE CDR Figure 3C 2 Example of input st...

Page 133: ...ht field CHAMBER TYPE Selects ION CHAMBER or SOLID STATE S S chamber for the selected AEC channel FILM SCREEN 1 Enables or disables the selection of FILM SCREEN 1 for that AEC channel NO is disabled F...

Page 134: ...s is used with the CPI GenWare utility software This allows for data communication with a computer in order to download additional tube types transfer APR data run the A 2 EC 2 utility and for other m...

Page 135: ...Precalibration Checks 3D 10 3D 2 3 AEC Chamber Installation 3D 10 3D 2 4 AEC Pickup Connections Overview 3D 12 3D 2 5 AEC Board Solid State Chambers 3D 13 3D 2 6 AEC Board Ion Chambers 3D 15 3D 2 7 AE...

Page 136: ...brated at the slowest film screen combination The remaining kV breakpoints are calibrated next then the breakpoint calibration is repeated at the next highest film speed with the highest film speed be...

Page 137: ...ced Figure 3D 1 depicts this graphically Figure 3D 1 Relative timing of AEC ramp vs exposure command and kVp 1 to 2 is the time from the exposure start command to kVp start Time 1 to 3 ms 2 to 3 is th...

Page 138: ...C exposure times An offset may be added to each AEC calibration set each film screen combination to increase the AEC ON time as exposure time increases RLF compensation is applied to the following ran...

Page 139: ...nsity as kVp is changed for different anatomical studies By selecting and calibrating various kV breakpoints the overall system response will be compensated such as to yield a constant film density Up...

Page 140: ...and techniques Most x ray applications require the use of two or more different film screen combinations all of which will require different exposure doses Using the slowest film screen combination th...

Page 141: ...pot Film Device is used for multiple film splits This allows compensation when the SFD diaphragm is in the X ray field An external output from the SFD must be provided when multiple spots are requeste...

Page 142: ...e FUNCTION RECEPTOR 1 RECEPTOR 2 RECEPTOR 3 RECEPTOR 4 Film Screen 1 2 3 Nominal optical density Grid ratio SID Min max kVp range Density steps Density dose change per step Chamber type Regulatory AEC...

Page 143: ...PMT I I 2 Lanex med Lanex chest 3 Nominal optical density 1 2 1 1 1 4 Grid ratio SID 12 1 8 1 10 1 10 1 Min max kVp range 60 120 65 140 80 110 70 120 Density steps 8 8 8 8 Density dose change 12 5 12...

Page 144: ...EC chamber The only electrical ground should be at the AEC board in the generator This applies to the ground braid shield for the AEC signal cable and to the ground return conductor s in the AEC signa...

Page 145: ...CPI Canada Inc AEC Calibration 3D Millenia Indico 100 Series Service Manual Ch 740904 06 Rev D Page 3D 11 3D 2 3 AEC Chamber Installation Cont Figure 3D 6 AEC chamber installation...

Page 146: ...or no AEC if desired It should be ensured that each receptor used for AEC has a bucky or equivalent A typical R F room configuration will consist of the following Table bucky Wall bucky Spot film buck...

Page 147: ...fitted with 6 pin circular connectors J1 to J4 or with 5 pin in line connectors J11 to J14 depending on the application Figure 3D 8 Dedicated solid state AEC board AEC board input assignment Ch 1 J1...

Page 148: ...5 Cathode middle 6 Ground Connector shell Table 3D 4 Pinouts for 6 pin circular connector FUNCTION PIN Anode 2 Cathode left 3 Cathode right 5 Cathode middle 4 Ground 1 Table 3D 5 Pinouts for 5 pin in...

Page 149: ...n This board will be fitted with 15 pin D connectors J11 to J14 or with 12 pin in line connectors J1 to J4 depending on the application Figure 3D 9 Dedicated ion chamber AEC board AEC board input assi...

Page 150: ...AEC board in figure 3D 9 FUNCTION PIN NOTE 300 or 500 VDC output 1 500 and or 300 and 45 VDC outputs are provided on configurations of this board Not used 2 designed to interface to ion chambers requ...

Page 151: ...lso contains the connectors to interface to the AEC pickup device s Figure 3D 10 Universal AEC board AEC board input output assignment Ch 1 J1 Table Radiographic Bucky Ch 2 J2 Vertical Wall Bucky Ch 3...

Page 152: ...and left middle right Ground 7 field select outputs are jumper configured to Start command output 8 be active high or active low as per the AEC Left field select 9 chamber requirements The signal inp...

Page 153: ...is selected This is described in chapter 3E R24 adjusts the high voltage supply output when AEC channel 1 2 or 3 is selected AEC channels 1 2 3 are normally used with an AEC chamber R24 will be used t...

Page 154: ...cquisition etc J7 High voltage output for the PMT if used The following potentiometers are used for AEC gain adjustment R1 is used for channel 1 gain adjustment R2 is used for channel 2 gain adjustmen...

Page 155: ...operation using R19 on the AEC interface board Note that AEC channel 4 must be selected in order for R19 to be made active USE TP5 ONLY ON THE AEC INTERFACE BOARD FIGURE 3D 10 3D 11 FOR THE HV METER...

Page 156: ...UNLESS STATED OTHERWISE During AEC calibration always ensure that the central ray is centered relative to the image receptor Prior to placing the absorbers ensure that the collimator is opened suffici...

Page 157: ...PER OF EACH SHORT AEC TIME COMPENSATION POT TO GROUND REFER TO TABLE 3D 11 FOR THE SHORT AEC TIME COMPENSATION POTENTIOMETER DESIGNATIONS FAILURE TO PRESET THESE POTS WILL RESULT IN DIFFICULTY IN PERF...

Page 158: ...s receptor The MEMORY function may be reset as desired after AEC calibration is completed 12 In the RECEPTOR SETUP menu ensure that the AEC BACKUP MAS and AEC BACKUP MS are set sufficiently high that...

Page 159: ...e 320 mA for 100 speed film Select large focus center field 18 Make an exposure and note the dose and mAs 19 Referring to table 3D 12 select the estimated dose required for the film speed being calibr...

Page 160: ...ease the density then repeat the previous two steps 24 Once the desired film density is achieved record the mAs dose calibration number and O D in a copy of table 3D 14 FOR EACH BREAKPOINT IN THE REMA...

Page 161: ...mAs MAX 85 kVp 4 0 mm Cu 530 R 27 mAs 250 mA 250 mAs MAX 95 kVp 4 5 mm Cu 504 R 22 mAs 250 mA 250 mAs MAX 400 speed film screen Break Point Absorber Dose mAs Generator mA Generator BUT mAs 75 kVp kne...

Page 162: ...130 kV mAs DOSE CAL NO O D 7 BK POINT 85 kV mAs DOSE CAL NO O D 8 BK POINT 95 kV mAs DOSE CAL NO O D FILM SCREEN 2 SPEED 1 BK POINT 75 kV mAs DOSE CAL NO O D 2 BK POINT 55 kV mAs DOSE CAL NO O D 3 BK...

Page 163: ...kV 65 KV BREAKPOINT CALIBRATION 36 Select the 65 kV breakpoint Use copper thickness per table 3D 13 for the 65 kV breakpoint 37 Repeat steps 27 to 32 to calibrate the 65 kV breakpoint substituting 65...

Page 164: ...TING THE 75 KV KNEE BREAKPOINT FOR FILM SCREEN 3 DO NOT ADJUST THE AEC BOARD GAIN POT DOSE ADJUSTMENTS MUST ONLY BE MADE BY VARYING THE BREAKPOINT CALIBRATION NUMBERS FILM SCREEN 3 MUST BE THE HIGHEST...

Page 165: ...he values previously recorded in table 3D 14 Ensure that the absorber thickness and mA values are as per table 3D 13 when readjusting the AEC gain pot 10 Films should be exposed and developed and the...

Page 166: ...step must be determined next To do this note the relative minimum and maximum dose as determined above i e 50 at min density and 100 increase at max density then calculate the number of density steps...

Page 167: ...density dose 6 Select the highest density minus step desired i e 8 from the density setup menu If it is not intended to use this step select the highest density minus step to be used i e 5 then set t...

Page 168: ...density dose 13 Repeat step 8 and 9 14 Select the next lowest density step i e 7 and enter the appropriate calibration number for that step Refer to table 3D 15 and notes preceding table 3D 15 Repeat...

Page 169: ...al values will need to be determined per the procedure following Between 0 and 50 ms no RLF compensation is applied Per figure 3D 14 the AEC reference voltage is constant at 1 unit between 0 and 50 ms...

Page 170: ...reens are used for RLF compensation AEC CALIBRATION FILM SCREEN 1 DENSITY SETUP FILM SCREEN 2 FILM SCREEN 3 EXIT TUBE 0 HU AEC CAL F S 1 50KV 84 0 85KV 42 8 55KV 78 0 95KV 38 0 65KV 66 0 75KV 54 0 320...

Page 171: ...s 16 Repeat steps 14 and 15 until the required O D is achieved 17 Make an exposure and reduce the mA to give an exposure time of approximately 1000 ms 18 Select the 500MSEC RLF adjustment and set the...

Page 172: ...RLF COMPENSATION MULT SPOT COMP 0 3200MS Multiple spot compensation may be required when doing multiple exposures on a single film In this mode of serial recording the X ray field is usually coned do...

Page 173: ...lm and install it in the SFD 9 Make an exposure and record the mAs then develop the film 10 Verify that the film is evenly exposed and that the O D is the desired value 11 Enable the SFD multi spot fu...

Page 174: ...with an SID of 72 in 180 cm If the wall bucky will be used for conventional as well as chest radiography then two grids should ideally be used See the note at the bottom of this page A reasonable com...

Page 175: ...40 in 100 cm absorption 75 A 10 1 ratio 40 in 100 cm focused grid will exhibit the following absorption when measured 5 in 13 cm from center At 72 in 180 cm absorption 65 A 12 1 ratio 40 in 100 cm foc...

Page 176: ...ation either at the film plane or alternately in front of the bucky If the probe placement for wall bucky calibration is not the same as it was for table bucky calibration use the estimated dose corre...

Page 177: ...All breakpoints including the 75 kV knee breakpoint are to be calibrated by adjusting the calibration numbers ONLY 21 When complete exit the AEC CALIBRATION and GEN CONFIGURATION menu 3D 11 0 AEC CAL...

Page 178: ...3D AEC Calibration CPI Canada Inc Page 3D 44 Rev D Millenia Indico 100 Series Service Manual Ch 740904 06 This page intentionally left blank...

Page 179: ...1 3 ABS Pickup Devices 3E 4 3E 1 4 Required Test Equipment 3E 5 3E 1 5 Absorber Equivalents 3E 5 3E 2 0 ABS PICKUP INSTALLATION WIRING 3E 6 3E 2 1 Overview 3E 6 3E 2 2 ABS Jumper Matrix 3E 7 3E 2 3 PM...

Page 180: ...odiode or photomultiplier tube PMT or composite or proportional video will be fed back from the camera The feedback signal is processed by the ABS circuits on the generator interface board The result...

Page 181: ...me and usage Gain Area of input divided by the area of the output multiplied by the energy of a photon E hc where h Plank s constant c speed of light and is the light wavelength Example Consider the d...

Page 182: ...ow are pictorial representations of the three basic types of light sensors which generate the DC reference signal used by the generator These are simplified schematics only refer to section 3E 2 0 for...

Page 183: ...n of body absorbers such as sheets of pure copper 1 0 to 7 5 mm Refer to table 3E 1 for equivalent thickness of various absorbers 3E 1 5 Absorber Equivalents Table 3E 1 shows the absorption equivalenc...

Page 184: ...UCT DESCRIPTION FORM IN CHAPTER 1 SECTION D FOR THE FACTORY CONFIGURED ABS COMPATIBILITY OF THIS GENERATOR 3E 2 1 Overview The generator has been factory configured to to be compatible with one of the...

Page 185: ...OUT PINS 2 3 Photo Diode positive output J7 OUT PINS 2 3 OUT OUT PINS 2 3 Photo Diode 0 5 VDC neg pos J7 OUT PINS 2 3 OUT OUT PINS 2 3 Proportional DC 0 5 VDC positive J7 OUT PINS 2 3 OUT OUT PINS 2...

Page 186: ...hanical stress on the connections 4 The signal ground must be at the generator interface board only to avoid ground loops 5 Position the jumpers on the generator interface board as per table 3E 2 for...

Page 187: ...ator interface board as per table 3E 2 for Proportional DC selecting the correct configuration depending on whether the input is at J7 or J8 and whether the polarity is negative or positive 3E 2 6 Com...

Page 188: ...filters are added to the X ray tube to provide the required HVL The fluoro imaging and receptor devices have been programmed Reference chapter 3 section C kVp and mA must be in calibration Reference...

Page 189: ...CPI Canada Inc ABS Calibration 3E Millenia Indico 100 Series Service Manual Ch 740904 07 Rev D Page 3E 11 3E 3 1 Dose Limits Cont Figure 3E 5 Dose limits test setup...

Page 190: ...0 Use these steps to set the DOSE LIMITS Step Action 1 Set up the radiation probe as per figure 3E 5 in the position indicated Max Patient Input Dose Refer to the note on page 10 re focal spot to radi...

Page 191: ...tted input dose ABS mode ______________ R Min Non ABS mode __________ R Min 2 From the FLUORO SETUP menu select DOSE LIMITS The DOSE LIM ABS menu will be displayed 3 From the DOSE LIM ABS menu select...

Page 192: ...While observing the dosimeter make a fluoroscopy exposure Adjust the kV via the fluoro section of the console such that the maximum permitted dose as recorded in step 1 page 13 for non ABS mode is not...

Page 193: ...ER 6 MIN FLUORO KV 50 EXIT DOSE 0 Step Action 1 From the FLUORO SETUP menu select MIN FLUORO KV Press the or buttons to select the minimum kV to be allowed in fluoro 2 Select I I MODES Press the or bu...

Page 194: ...90 100 110 120 130 140 150 40 50 60 70 80 90 100 110 120 130 Curve 3 FLUORO kV R A D k V 40 50 60 70 80 90 100 110 120 130 140 150 40 50 60 70 80 90 100 110 120 130 Curve 4 FLUORO kV R A D k V 40 50...

Page 195: ...res will continue 10MIN Alarms at 5 0 minutes stops incrementing the timer at 9 6 minutes Fluoro exposures will be inhibited at 9 6 minutes 4 Select to return to the FLUORO SETUP menu 5 Select ABS SET...

Page 196: ...g mA 2 M A KV 3E 3 3 I I Input Dose Calibration This procedure sets the actual operating input dose to the I I Please note the following Ensure that the collimator is adjusted to only expose the I I i...

Page 197: ...19 3E 3 3 I I Input Dose Calibration Cont Figure 3E 6 PMT high voltage adjustment AEC interface board R10 adjusts the PMT high voltage during ABS operation Refer to 3E 3 3 R19 and R24 adjust the ion...

Page 198: ...2 0 VDC at the test points connected to in the previous step 11 From the ABS SETUP menu select LOOP GAIN Press the or buttons to select the initial value of 25 This controls the speed at which the AB...

Page 199: ...e meter and resistor if applicable that was was connected in step 9 Reconnect the PMT signal lead if required 17 Initiate fluoro operation and measure the input dose to the I I If this value is not as...

Page 200: ...value by entering the value recorded in step 1 of this table into the NOMINAL DOSE location using the or buttons 8 Verify each dose nominal dose 1 and dose 2 by initiating fluoro operation and measuri...

Page 201: ...A AND MAS 4 9 4 5 1 Generator Rad Tests 4 9 4 5 2 Generator Fluoro Tests 4 13 4 6 0 ACCEPTANCE TESTS OPTIONAL INTERFACES 4 15 4 7 0 ACCEPTANCE TESTS AEC 4 15 4 8 0 ACCEPTANCE TESTS ABS 4 15 4 9 0 ACCE...

Page 202: ...MPLETED PRIOR TO PERFORMING THE ACCEPTANCE TESTING The generator is interfaced to room equipment noted in the product description The tube auto calibration has been done as per chapter 2 of this manua...

Page 203: ...of the membrane switches for the 23 X 56 cm console and for the 13 X 42 cm console as referenced in the acceptance test procedure 1 2 3 4 5 6 7 1 0 11 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 9 8 A E C F I...

Page 204: ...backup mode selected E density value displayed 5 Press TECH SELECT to select mAs Verify the following displays A mAs LED lights B kV value displayed C mAs value displayed 6 Press TECH SELECT to select...

Page 205: ...switches on 2 Select an active fluoro receptor 1 to 6 A Fluoro display area of console lights B Remote fluoro control panel lights if used 3 Press the DOSE button 17 Dose display on LCD display change...

Page 206: ...tinguish as the switch is toggled 12 Press power OFF button on console Unit switches off 4 4 3 Generator Preliminary Tests WARNING USE EXTREME CAUTION WHEN MEASURING HIGH VOLTAGES NOTE VERIFY THE POSI...

Page 207: ...rify that each active receptor those that have been enabled during generator configuration displays the desired X ray tube on the LCD display Receptor 1 Tube _____ Receptor 2 Tube _____ Receptor 3 Tub...

Page 208: ...e the rotor boost time Should be approximately 1 5 sec 6 Use a strobe or reed tachometer and verify that the tube s reach operating speed at end of boost Speed 3300 RPM 7 Switch OFF the console N A 4...

Page 209: ...kVp maximum mA 50 ms small focus Press and hold the PREP button A 180 Hz waveform dropping to less than half amplitude after prep complete 10 Measure the rotor boost time Should agree with value in ta...

Page 210: ...TP15 TP24 TP25 TP22 TP23 TP16 TP17 TP18 TP19 TP20 TP21 TP6 TP8 TP7 TP10 TP9 TP12 TP11 TP14 TP13 TP15 KVP 1VOLT 20 KV RAD m A FLUORO mA 1 VOLT 100 m A 1 VOLT 2 5 m A AEC RAM P ABS NOTE THIS DIAGRAM IS...

Page 211: ...NNECTED TO THE MA TEST JACKS ON THE HT TANK EXPOSURE TIMES MUST BE GREATER THAN 100 MS TO ENSURE ACCURATE MEASUREMENTS Refer to figure 4 3 for test point locations referenced in the following section...

Page 212: ...20 mAs 5 7 Select 75 kVp Select the mAs shown below 2 point operation Measure time at 75 of the peak kVp waveform A 2 mAs time per LCD display B 8 mAs time per LCD display C 25 mAs time per LCD displa...

Page 213: ...ests This section applies only to R F units Step Action Result Check 1 Place the generator into the fluoro mode of operation Connect scope probe channel 1 input to TP6 and TP8 kVp Connect scope probe...

Page 214: ...figure 4 3 verify mA values per the RESULTS column A 1 0 mA 20 B 2 0 mA 20 C 4 0 mA 15 D 6 0 mA 15 5 Press the PPS and buttons if pulse fluoro option is fitted Verify that the pulsed fluoro rate incre...

Page 215: ...CCEPTANCE TESTS AEC This section applies only to generators with AEC Review Section 3D AEC Calibration Recheck the mAs Dose and O D as recorded during initial installation Follow the appropriate steps...

Page 216: ...dico 100 Series Service Manual Ch 740904 08 4 9 0 ACCEPTANCE TESTS HVL LINEARITY AND REPRODUCIBILITY The procedure for performing reproducibility linearity and HVL testing is contained in a separate d...

Page 217: ...ty HVL Testing X Ray Generator Service Manual Supplement 740917 00 Rev A Page 1 SUPPLEMENT REPRODUCIBILTY LINEARITY HVL TESTING CONTENTS 1 0 INTRODUCTION 2 2 0 EQUIPMENT SETUP 3 3 0 REPRODUCIBILITY 3...

Page 218: ...S SUPPLEMENT DETAILS TYPICAL REPRODUCIBILITY LINEARITY AND HVL TESTS LOCAL REGULATIONS SHOULD ALWAYS BE CONSULTED PRIOR TO PERFORMING THESE TESTS AS DETAILS MAY VARY IN SOME JURISDICTIONS OR ADDITIONA...

Page 219: ...s not over radiate the sides of the R probe Refer to figure 1 Figure 1 mR measurement setup 3 0 REPRODUCIBILITY Calculate reproducibility as follows 1 Using kV and mA ms or mAs values per tables 1 to...

Page 220: ...ry into tables 6 and 7 Refer to 4 0 LINEARITY for details IN TABLES 1 TO 4 3 POINT MEANS THAT FOR GENERATORS WHERE KV MA AND TIME SELECTION IS AVAILABLE THE KV MA AND MS VALUES SHOWN SHOULD BE USED FO...

Page 221: ...S using formula at beginning of this section S __________ Calculate reproducibility S _________ not to exceed 0 045 mR Table 2 Reproducibility 3 point 50 of maximum kV 250 ms mA to give 100 500 R 1 5...

Page 222: ...m of difference 2 _________ Calculate standard deviation S using formula at beginning of this section S __________ Calculate reproducibility S _________ not to exceed 0 045 mR Table 4 Reproducibility...

Page 223: ...jacent to the mA or mAs setting used in table 4 Record the mAs in the header of tables 6 and 7 as per 3 0 step 3 1 Calculate and record the average dose mR for table 6 and 7 2 Record the preselected m...

Page 224: ..._ Table 6 mAs6 _____ mR6 _____ Table 7 mAs7 _____ mR7 _____ mR3 X3 ________ mAs3 mR6 X6 ________ mAs6 X3 X6 L ________ not to exceed 0 095 X3 X6 In the numerator of the above equation use the absolute...

Page 225: ...able 10 7 Place an additional 3 mm of Al on top of the lead diaphragm total of 6 mm added repeat the exposure and record the mR value in table 10 8 The relative transmission for the average of the thr...

Page 226: ...Ray Generator Service Manual Supplement 740917 00 5 0 H V L EVALUATION Cont ADDED ALUMINUM FILTER DOSE mR RELATIVE TRANSMISSION 0 0 0 0 Average of three readings 1 00 2 1 3 Table 10 HVL dose values 8...

Page 227: ...Service Manual Supplement 740917 00 Rev A Page 11 5 0 H V L EVALUATION Cont ADDED ALUMINUM FILTER DOSE mR RELATIVE TRANSMISSION 0 0 0 0 Average of three readings 1 00 2 1 3 Table 11 HVL dose values 10...

Page 228: ...ATION Cont ADDED ALUMINUM FILTER DOSE mR RELATIVE TRANSMISSION 0 249 0 244 0 247 0 Average of above three readings 247 1 00 2 162 66 1 131 53 3 70 28 Table 12 HVL dose values example Figure 3 HVL plot...

Page 229: ...RROR CODES 5 2 5 2 1 Operator Messages 5 2 5 2 2 Limit Messages 5 2 5 2 3 Error Messages 5 3 5 1 0 INTRODUCTION The Millenia and Indico 100 console will display status messages on the LCD display duri...

Page 230: ...ested mA not allowed as generator mA limit has been reached None TUBE KW LIMIT Requested parameter not allowed as tube kW limit has been reached None GEN KW LIMIT Requested parameter not allowed as ge...

Page 231: ...ION E001 GEN EPROM ERR Generator CPU EPROM has been corrupted Call product support for new generator CPU EPROM E003 GEN NVRAM ERR Generator CPU NVRAM data has been corrupted Re initialize generator CP...

Page 232: ...lure of HT tank is suspected contact product support E009 PS NOT READY Power supply is not ready to make an exposure Retry exposure E011 HIGH MA FAULT Generator CPU detected mA greater than allowed to...

Page 233: ...AL INT 2 X ray tube 2 too hot and its thermal switch has opened Wait for X ray tube 2 to cool E022 DOOR INTERLOCK Door is open Close door E023 COLLIMATOR ERR Collimator is not ready Check collimator E...

Page 234: ...detects corrupt calibration data Re calibrate X ray tube s E039 AEC DATA ERROR Generator detects corrupt AEC data Reprogram AEC data or set factory defaults E040 FLUORO DATA ERROR Generator detects c...

Page 235: ...heck AEC cable for damage and proper connection E052 HIGH SF CURRENT Generator detects small focus filament current greater than limits in standby mode Check small focus filament board E053 HIGH LF CU...

Page 236: ...rance level 1 Check the output of the kV reference DAC on the generator CPU board 2 Measure the output of the generator with a dynalyzer or a non invasive kVp meter E062 EXP_ SW ERROR The EXP_SW signa...

Page 237: ...it can be increased 2 Retry auto calibration E103 CAL_MAN TERM Operator released exposure button during auto calibration Retry auto Calibration E104 CAL_NO MA No mA feedback detected during auto calib...

Page 238: ...5 Troubleshooting CPI Canada Inc Page 5 10 Rev B Millenia Indico 100 Series Service Manual Ch 740904 09 This page intentionally left blank...

Page 239: ...4 2 Indico 100 Oil Fill Level Check 6 5 6 5 0 CLEANING 6 6 6 6 0 EPROM REPLACEMENT 6 6 6 6 1 Console EPROM 6 6 6 6 2 Power EPROM 6 6 6 6 3 Dual Speed Starter EPROM If fitted 6 7 6 6 4 Resetting Factor...

Page 240: ...rd This information will be invaluable in the future for traceability and to ensure continued compatibility of the generator 6 3 0 MAINTENANCE SCHEDULE WARNING MAINTENANCE IS TO BE PERFORMED ONLY BY C...

Page 241: ...om the cooling vents Vacuuming is recommended 7 Perform any additional tests required by laws governing this installation Every 12 months 1 Examine the following for any visible damage and replace any...

Page 242: ...remove the oil fill cap on top of the HT transformer 2 Measure the oil level from the TOP surface of the oil fill flange using a clean ruler The oil level should be in the range of 7 8 22 mm to 1 3 8...

Page 243: ...il level is between 0 9 1 3 inches 23 33 mm from the top of the tank lid then clean oil should be added as needed If the oil level is greater than 1 3 inches 33 mm below the top of the tank lid please...

Page 244: ...ing 6 6 0 EPROM REPLACEMENT WARNING PLEASE TAKE APPROPRIATE ELECTROSTATIC PRECAUTIONS AT ALL TIMES WHEN HANDLING THE EPROM s 6 6 1 Console EPROM 1 With the generator mains power switched OFF open the...

Page 245: ...M be different from the EPROM being replaced then the FACTORY DEFAULT procedure s must be performed as detailed below This will initialize the CPU s NVRAM as required by the new software and sets the...

Page 246: ...M BEING LOST WHEN THE BATTERIES ARE REMOVED THIS IS THE ONLY EXCEPTION TO THE RULE OF NOT SERVICING THE GENERATOR WHILE THE POWER IS ON FAMILIARIZE YOURSELF WITH THE HIGH VOLTAGE LOCATIONS AND HAZARDS...

Page 247: ...the generator from attempting operation beyond that kV mA value NOTE THE TUBE MANUFACTURER S RECOMMENDED SEASONING PROCEDURE IF AVAILABLE MUST ALWAYS BE USED IN PLACE OF THE FOLLOWING PROCEDURE NOTE...

Page 248: ...es of 160 mA and 100 ms These exposures should be taken at the rate of approximately one every 15 seconds 7 Restart the auto calibration sequence and allow the auto calibration sequence to complete 8...

Page 249: ...on the noteworthy materials used in the construction of this generator are itemized below ITEM Electrical insulating oil in HT tank This is a mineral oil with trace additives 60 Litre 17 U S gal for M...

Page 250: ...6 Regular Maintenance CPI Canada Inc Page 6 12 Rev D Millenia Indico 100 Series Service Manual Ch 740904 10 This page intentionally left blank...

Page 251: ...Manual Ch 740895 06 Rev A Page 7 1 CHAPTER 7 THEORY OF OPERATION CONTENTS 7 0 INTRODUCTION 7 2 7 1 FUNCTIONAL OVERVIEW 7 3 7 1 1 Control Console 7 3 7 1 2 High Voltage Power Supply 7 3 7 1 3 Low Speed...

Page 252: ...wo X ray tubes A rotor supply a standard low speed starter LSS or an optional dual speed starter DSS Power supply control circuits One or two filament supplies Auxiliary power circuits The HT oil tank...

Page 253: ...and automatic programmed radiography APR exposure parameters are also stored in RAM A battery located inside the console supplies power to the RAM chip to ensure that the data is non volatile and to k...

Page 254: ...FET s of the inverter module This board connects to the control electronics through 37 pin and 15 pin D connectors providing the transmission of key control signals between the power supply and the c...

Page 255: ...ages to and from the high voltage power supply and also contains up to four serial communications channels one channel is dedicated to the console and can be configured as an RS232 or RS422 port the s...

Page 256: ...7 Theory of Operation CPI Canada Inc Page 7 6 Rev A Indico 100 Series Service Manual Ch 740895 06 This page intentionally left blank...

Page 257: ...740895 07 Rev K Page 8 1 CHAPTER 8 SPARES CONTENTS Section Title 8 1 0 INTRODUCTION 8 1 8 2 0 SPARE PARTS LIST INDICO 100 GENERATOR 8 2 8 1 0 INTRODUCTION This chapter contains the list of recommended...

Page 258: ...board 729038 00 10 See note Low speed starter board 732752 00 11 See note Digital I O board See note 18 See note Dual speed starter board 728877 03 12 See note Dual speed starter subassembly See note...

Page 259: ...er part number 732174 06 This part number replaces all configurations of 732174 The generator CPU board and the console CPU board must be matched per the table below APPLICATION GENERATOR CPU BOARD CO...

Page 260: ...for your generator O P POWER kW MAINS VOLTS RESONANT BOARD RAD POWER SUPPLIES RESONANT BOARD R F POWER SUPPLIES 30 kW 230 VAC 1 400 480 VAC 3 732808 00 37 5 40 kW 230 VAC 1 400 VAC 3 732808 05 732964...

Page 261: ...VAC 1 phase generators use part number 733685 00 for 400 and 480 VAC 3 phase generators use part number 732179 00 16 For replacement HT oil tank part numbers consult factory 17 NOTE REGARDING MAINS L...

Page 262: ...8 Spares CPI Canada Inc Page 8 6 Rev K Indico 100 Series Service Manual Ch 740895 07 This page intentionally left blank...

Page 263: ...Canada Inc Schematics 9 Indico 100 Series Service Manual Ch 740895 08 Rev B Page 9 1 CHAPTER 9 SCHEMATICS CONTENTS 9 1 0 INTRODUCTION 9 2 9 2 0 FUNCTIONAL SCHEMATIC INDEX 9 2 9 3 0 FUNCTIONAL DRAWINGS...

Page 264: ...ndico 100 generator the fourteen functional schematics in this chapter represent all of the major functional blocks in Indico 100 generators 9 2 0 FUNCTIONAL SCHEMATIC INDEX The functional schematic i...

Page 265: ...ries Service Manual Ch 740895 08 Rev B Page 9 3 REPLACE PAGE 9 3 WITH FUNCTIONAL DRAWING INDEX FORM MF 0718 THE ASSEMBLY PART NUMBER FOR THE AEC BOARD IS TO BE TAKEN FROM THE AS BUILT RECORD USE PWBA...

Page 266: ...9 Schematics CPI Canada Inc Page 9 4 Rev B Indico 100 Series Service Manual Ch 740895 08 This page intentionally left blank...

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