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208711 rev 1 OP30 Service ENG

1. PPOWER ESTOP EXPSW L1700 IO BOARD EXPON KVPWM LEVEL SHIFTING MAPWM LEVEL SHIFTING e PREH2 LEVEL SHIFTING M IMAGE OUT LEVEL SHIFTING L____ rz TDICLK_OUT LEVEL SHIFTING TXD_OUT LEVEL SHIFTING PPOWER_OUT LEVEL SHIFTING 5V BEEP EXPLT BUFFER 42 Service manual ORTHOPANTOMOGRAPH OP30 3 Circuit Boards L1800 3 6 L1800 Generator Board DANGER HIGH VOLTAGE WARNING Do not touch the Generator Board until the capaci tors have discharged After switching the unit off wait 10 minutes for the capacitors to discharge When LED H1 goes out the capacitors are dis charged L1800 Location In rotating unit on the tubehead side To access remove the tubehead external cover see section 7 1 R5100 3 phase microstepper drive CCD sensor 4810 sensor filter board L2100 Rotation position sensor board L1800 Field replaceable parts None Service manual 43 3 Circuit Boards 1800 ORTHOPANTOMOGRAPH OP30 L1800 Description The Generator board receives kV and mA reference signals from L1200 as PWM modulated signal Based on the kV reference value the Generator board gener ates the corresponding high voltage between the cath ode and anode of the x ray tube Based on milliampere reference value the generator board ge
2. ORTHOPANTOMOGRAPH OP30 1 General information The following hazardous materials and substances can be found in the unit its spare and replacement parts and assemblies Lead Pb circuit boards tubehead collimator CCD sensor assembly Cadmium Cd none Mercury Mg none PBB Polybrominated biphenyls none PBDE polybrominated diphenyl ethers none Other materials and substances in the unit its spare parts and assemblies that could be hazardous and are non environmentally friendly are Mineral oil tubehead Service manual 2 Unit Description ORTHOPANTOMOGRAPH OP30 2 Unit description 2 1 The ORTHOPANTOMOGRAPH OP30 The ORTHOPANTOMOGRAPH OP30 extraoral x ray unit is designed to take exposures of the dento maxillo facial region The unit cannot be used to take x ray exposures of any other part of the human anatomy The unit can be used to take adult panoramic full width child panoramic reduced width TMJ and bitew ing images The unit can operate using voltages from 100 to 120 VAC or 220 to 240 VAC The unit is used with a PC in which Cliniview or some other MDD approved dental imaging software are in stalled For information on how to use the unit refer to the User Manual 10 Service Manual ORTHOPANTOMOGRAPH OP30 2 Unit Description 2 2 The main parts and assemblies Column Upper shelf Tubehead CCD sensor Tubehead 3 CCD sensor 4
3. Rotating unit Vertical carriage Emergency stop button Press to stop rotate to release On off switch rear of column PC with MDD approved dental imaging software Ethernet cable N 9 AON Service Manual 11 OP30 2 Unit Description d aki kk i eee ee me c x D E c T Ox N Oc 5 65 EC COr Orv LL a ox 955 5 5 U O O gl Z e 9 lt C gO gg 9 5 9 5 Q lt O O 0 T 2 2 LL LE LC f N sr LO OR CO Service Manual 12 ORTHOPANTOMOGRAPH OP30 2 Unit Description 65 N 9 C A side control panel 1 Lights key switches the patient positioning lights on and off 2 Up key drives the unit up 3 Down key drives the unit down 4 Return key drive the unit to the patient in out position PIO B main control panel 5 Program selection keys P1 adult pan P2 child pan P3 TMJ BW bitewing 6 kV selection keys 7 Exposure values 8 Test key operated the unit without x rays 9 Service mode key 10 Dose Area Product DAP 11 Ready indicator light unit ready for an exposure Service Manual 13 2 Unit Description OP30 2 3 Unit dimensions Standard column leg 2340 mm 92 1 in zz
4. 5V OV 0 0 5 when up down key pressed otherwise close to 5V Service manual 39 3 Circuit Boards L1700 ORTHOPANTOMOGRAPH OP30 3 5 L1700 Connector Board L1700 Location In the rotating unit on the the CCD sensor side To access remove sensor external cover L1600 Z motor driver E L1700 Connector board L1200 CPU board L1300 Interface board rear of column L1700 Field replaceable parts None 40 Service manual ORTHOPANTOMOGRAPH OP30 3 Circuit Boards L1700 L1700 Description L1700 routes most of the signals to the other boards L1700 receives signals from the tubehead kV fb mafb and tubeheat and scales the voltage swing 0 5V linearly to 1 25V 3 75 V which is the input for the A D converter on the CPU board L1700 also includes external warning and ready light circuitry The ESTOP signal enables stepper motor rotation and the exposure sequence L1700 Indicator LEDs None L1700 Test Points Number Description Value TP1 GND 0V TP2 GND 0V Service manual 41 3 Circuit Boards 11700 L1700 Block Diag KVFB ORTHOPANTOMOGRAPH OP30 ram 9 KVFB OUT REF LEVELSHIFTING i MAFB gt MAFB_OUT REF LEVEL SHIFTING M TUBEHEAT TUBEHEAT_OUT LEVEL SHIFTING gt REF p KV_REF 3 0V_REF IMAGE TDICLK TXD
5. RS485 and direct digital I O are used to monitor most of the unit functions The microprocessor monitors the optosensors monitors control touch panel keys controls unit movements during exposures starts controls and stops x ray generation controls the digital imaging chain controls unit PC communications The necessary unit settings and parameters for all the imaging programs are stored in the memory which is also on L1200 Motors and motor control There is one stepper motor and one AC motor in the unit The stepper motor drives the rotating unit R move ment The stepper motor is driven and controlled by R5100 3 Phase Microstepper Driver The AC motor Z motor adjusts the height of the unit Z movement and the motor is activated by L1600 To activate the Z motor L1600 must receive a control sig nal from L1200 and a separate control enable signal from the Z movement up down keys An emergency switch on the front of unit disables the Z motor Z movement and stepper motor R movement when pressed 18 Service Manual ORTHOPANTOMOGRAPH OP30 2 Unit Description Exposure logic An exposure can only be taken when the unit is in the ready state the exposure ready light on the control panel is on and the exposure button is pressed and held down The Generator board receives the correct kV and references from the CPU A few milliseconds after the exposure button is presse
6. Remove the tubehead inner cover and the tubehead outer cover from the tubehead side 2 of the rotating unit lt Service manual 91 7 Replacing parts ORTHOPANTOMOGRAPH OP30 3 Remove the EMC cover 4 screws and then the clear plastic PFC and generator protec tion insulator 3 screws 4 Disconnect all cables and the ground cable from the tubehead 92 Service manual ORTHOPANTOMOGRAPH OP30 7 Replacing parts 5 Remove the four 4 nuts that hold the tube head to the rotating unit frame and remove the tubehead 6 Attach the new tubehead to the rotating unit frame with the four 4 nuts 6 Reconnect all the cables Calibrating the tube head and checking the alignment 1 Reconnect the unit to the power supply and then switch the unit on 2 Open the service assistant Carry out the calib procedure Also set the exposure counter to zero clear 3 Realign the unit refer to section 8 Aligning the unit 4 Carry out the image calibration See the instal lation manual for details 5 Replace the covers 6 Attach the new tubehead label to the under side of the tubehead side of the rotating unit A Service manual 93 7 Replacing parts ORTHOPANTOMOGRAPH OP30 7 3 Replacing the CCD sensor After replacing the CCD sensor realign the unit refer to section 8 Aligning the unit 7 4 Replacing the collimator After
7. OP30 n k Kap basi kek s k H ka kel ke Wa kek 10 2 1 The 0 2 10 2 2 main parts and assemblies 2 lt eaten 11 2 3 Dot Ge kek 14 2 4 Mechanical 15 17 pgardS 17 Power Supply 17 Main nendi X M 17 M Y 18 Motors and motor control 1 222 2 cie eses ense kK KK KK KK KK KK KK 18 Exposure logic M 19 Position COMMON 20 A overview of the Imaging Chain 0022 20 2 6 Wiring diagrams OV rv W ui 0 0 0000 nnne 22 27 OC NACA 25 2 8 OSS CN ka xur wn 26 eS me Oy of UU lI MM 27 3 1 L900 Display adabDl f E ei abl be ka kasa sea SES 27 3 2 111200 CPU BOa kane an R 29 93 5 1500 CCD P wer SUpply Amante nad anne eer ee nee 32
8. lt all gt lt clear gt lt newest gt lt statistics gt Displays exposure logs There are several log options lt all gt default display the complete log lt clear gt erase all log entries lt newest gt display the latest log entry lt statistics gt display the log statistics To select one of the log options enter the required com mand gt log clear and then press Enter logsign make a service signature for current events Allows a short note to be added to a log entry Add the note gt logsign Note and then press Enter The note will appear in the log mac print mac address Displays the current MAC address of the unit Service manual 85 5 S2terminal and service commands ORTHOPANTOMOGRAPH OP30 mainscalib calibrates mains voltage parameters lt current voltage gt Recalibrates the mains voltage if L1200 CPU board is replaced Use a RMS multimeter to measure the actual supply voltage from the mains plug P1910 or L1500 and then enter this value gt mainscalib xxx xxx is the value read from multimeter and then press Enter mainsprint print current mains voltage value Displays the current line voltage value as measured by the unit Useful for debugging when the unit displays error E5 motortest run exposure ramp optotest A test drive for the rotation motor The test checks that motor is driven to the correct angle and that it works as specified prints optosen
9. 2 280521 2 1 SIDE WARNING LIGHT WARNING LIGHTi it ZBOTIOM o 2 WARNING LIGHTi m av 2 5 115 2 WARNINGCLIGHT ESTOP 3 SET230V x PLENA 4 LINMOTOR HICUR ZENA 5 LINMOTOR SW1 1121 1118 KEYSTATUSOK 6 LINMOTOR_SW2 AMP MODU II 1x12M AMP MODU TE TXTOM RETURNZ 7 LINMOTOR CLK 280520 2 280374 2 MIRRORSW 8 LINMOTOR_DIR 5154 90 MODU II 1x8M 1 24 1 45V 11 GND 1 ESTOP 5V Og 2 GND 12 424V 2 POSLOUT1 4 GND 3 KEYSTATUSOK 13 GND 3 ESTOP 5V 5 LINMOTOR HICUR 4 SPARE1OUT 14 SPARE1OUT 4 POSLOUT2 M 5 SPARE2OUT 15 GND 5 ESTOP 5V 6 GND SPARE1IN 16 SPARE2OUT JUT3 6 6 POSLOUT3 7 LINMOTOR CLK 7 1 17 GND 8 GND 7 45V 8 GND 18 SPARE1IN STO 9 LINMOTOR DIR 9 ZDIR 19 GND 8 ESTOP 5V 10 LINMOTOR ENA 10 ZON 20 SPARE2IN 11 5V 51 12 GND J105 AMP FASTON TAB CONTACT 62409 1 J122 1 ACI LASER 1 MOLEX MINI FIT 5566 06A 2 Aci 1 BI DAS 1 5V 2 DA 2 5V 1106 3 BI 2 3 LINMOTOR SW1 AMP FASTON TAB CONTACT 4 BI DC 4 LINMOTOR SW2 62409 1 5 BI DC 5 GND 6 BI DB 6 GND 7 BI_DD 8 BI DD LASER 2 Z MOTOR TRANFORMER LASER 3 5 coupler ETHERNET ORTHOPANTOMOGRAPH OP30 TO FROM ROTATING UNIT 22 Service ORTHOPANTOMOGRAPH OP30 ROTATING UNIT TUBEHEAD SIDE MAINS FILTER FROM L1600 BOARD P1910 PFC BOARD GND J
10. 3 4 11600 Z Motor Driver ccc kak kk KK KAK KA A kK KK KI KK 36 3 5 11700 Connector Board i kk kk px hec e ka kk REK a 40 3 6 L1800 Generator Board kK KAKA AKA KK KK A A A A 43 3 7 P1910 PFO sya sard landa a 47 3 8 1300 Inieitace Board i uk lesa alkek ka 05W nisk kre kik Ha k e kede ko 51 3 9 L2100 Rotation Position Sensor Board 4 52 3 10 R5100 3 Phase Microstepper Driver 54 3 11 CCD Sensor Filter board 56 VI Service manual ORTHOPANTOMOGRAPH OP30 Contents 4 Troubleshooting E WWW WE bu Wu KE KE HERK 60 4 1 De 60 Restarting the UL eranc EEE Ron pne x sis 60 Error s o i IONS 60 Checking circuit DOSE deat kk kk 60 Checking cables and connectors ertt rni e 61 Power supply DPC 61 4 2 Pr oblems during SEE UD a 62 Nothing happens when the unit is switched 62 Error E 3 GFG TET 64 Error E 5 Line voltage d dnb d eR ER Ri 64 Error E 8 File system fallUr 65 Error E16 Z lift not allowed due to duty cycle 65 Error E 18 Display not connected kk k 65 Erro
11. Contents ORTHOPANTOMOGRAPH OP30 4 5 Problems after 76 Error E 4 Tubehead too hot 76 Vertical white stripes on the 000 4 76 Horizontal white stripes on the 22 1 76 4 6 Bad duallby imag osa usa et ain 77 Incorrect patient positioning nando 77 A badly aligned 77 The CCD sensor is not calibrated 77 5 S2terminal and service commands eese 78 5 1 Using cue daa und etie 78 5 2 The Service COmmarn dS k keke kk KK KK KK KK KK KA 81 6 Updating unit firmware core and display graphics 89 Smile mem 89 6 2 Upgrading the unit firmware 0 89 7 Replacing parts e 90 7 1 REMOVING COWEN S ere eet 90 7 2 91 WOOK ette 91 D Nec gi tec e 91 or T 91 Calibrating the tube head and checking the alignment 93 7 3 Replacing the CCD 2004244 001 94 7 4 Replacing the collimator kk KK KK 94 7 5 Replacing circuit DOAII S L
12. File system failure CAUSE GUI graphics are corrupted SOLUTION Update the GUI graphics Error E16 Z lift not allowed due to duty cycle CAUSE Z motor over heated SOLUTION Allow motor to cool down Error E18 Display not connected Service manual Check Service Assistant for information about this error code CAUSE A Cable from L1500 to L900 faulty SOLUTION A Replace cable CAUSE B L1500 faulty SOLUTION B Replace L1500 CAUSE C Cable between L1200 and L900 faulty SOLUTION C Replace cable CAUSE D Cable between L900 and LCD display faulty SOLUTION D Replace cable CAUSE E L900 faulty SOLUTION E Replace L900 CAUSE F LCD display is faulty SOLUTION E Replace LCD display 65 4 Troubleshooting 66 ORTHOPANTOMOGRAPH OP30 Error E19 Exposure switch stuck down CAUSE Exposure switch stuck down during unit start up SOLUTION Switch the unit off and check that the exposure switch is not stuck in the exposure position Switch the unit on again If the message reappears the switch is faulty replace Error E20 PCF POWERGOOD signal is down CAUSE No power signal SOLUTION Check to see if the signal is present on L1500 If the signal is not present replace P1910 If signal is present the fault could be in the signal rout ing Check signal on L1500 L1700 and L1200 and in the relevant cables Replace any faulty boards or ca bles Error E22 Button stuc
13. L1600 also sets the autotransformer input winding There are three SET signals SET 100V SET 115V and SET 230V that control what mains voltage goes to what input winding of the autotransformer The auto transformer output voltage is always 230 VAC Service manual 37 ORTHOPANTOMOGRAPH OP30 3 Circuit Board L1600 SuN3S V4 Sod qd vw 0 HOLO N Z 00917 OL Oldo L 9 WZ AG dOLS3 ud IN 0 4 S N W Ll IN Z O0 L 9 3 N N O 9 AODOVILTOA ANI v Naz NOZ AG dOlsd AG Yl az L1600 Block diagram AG dOLSdH Service manual 38 ORTHOPANTOMOGRAPH OP30 Lamp Function 3 Circuit L1600 L1600 Indicator lamp Indicates LA1 GLIM AC indicator lamp 11600 receiving line voltage LED D1 D2 D3 D4 D5 D6 07 Number TP1 TP2 TP3 TP4 TP5 TP6 Colour green green green red green green green Signal ESTOP_5V ZDIR ZON 5V GND ZACT L1600 Indicator LEDs Indicates 5V on ZACT movement key pressed ZON on ESTOP on Emergency stop button is on SET 100V autotransformer tapping 100V enabled SET 115V autotransformer tapping 115V enabled SET 230V autotransformer tapping 230V enabled L1600 Test Points Value 5V normally 0 0 5V when emergency button pressed down OV driving up 4 8V 5V driving down 3V when up down key pressed OV when not
14. TXD AMP MODU II 1x8M 40 GND 33 SET230V 42 GND E 11 GND 7 RETURN2 31 CCDENA 1 280373 2 41 34 ROTSWI 43 SPI_SCLK_OUT 12 GND r 32 PPOWER 1 5 0VD2 25 35 ROTSW2 44 CSB 13 PREH_2 9 ZACT GND 45 TOUCH_CS TO FROM L1800 BOARD 13 PREH S 34 GND 3 3 3VD_CCD d 36 46 DISP 15 MAPWM 11 EXPSW 3E GND 4 GND 45 38 DO is connected to this pin 47 TOUCH IRQ IN 16 MAPWM 12 GND 5 REGTEMP 46 39 KEYSTATUSOK 48 GND Le EE SED S BRE E 48 ZACT 50 BTN START IN not used 20 TUBEHEAT 16 40 GND 8 POWERGOOD 49 42 RETURNZ 51 3 IN not used 50 43 TUBEFAIL 52 2 IN not used 44 PLSW 53 BTN 1 IN not used 1209 45 HL BTN O0 IN not used 46 PLSW GND RJHSE 5080 49 ur 56 SPARE 1 IN 1 48 EXPSW 57 SPARE2 2 BI DA 49 58 12 START not used 3 BI_DB 50 GND 59 PROXIMITY not used 4 BI DC 60 GND 5 BI DC 1205 8 BI DB MOD I 1 2 7 BI DD 1 5V 8 BI_DD 2 GND 11200 CPU BOARD 24 Service manual ORTHOPANTOMOGRAPH OP30 2 Unit Description 2 7 Block diagram 380 VDC P1910 PFC board Mains filter Control L1800 Mains Mains filter Mains generator board Feedback Feedback HV Control Rot 00 iti otation position Autotransformer Ethernet LCD display Filter board CCD sensor Power Touch data LCD
15. backlight LCD control L1300 L1600 Interface board Z motor driver L1700 Connector board Stepper control CCD data LCD control R51 00 L1500 Input supply 3 phase microstep driver L900 Display adapter Power supply Touch data Service manual 25 2 Unit Description 2 8 Fuse diagram Main fuses 2 T 10A H 250V 6 3x32mm P1910 PFC FH2 FF6 3A F1 20 F3 PTC 27 5V F4 17VHVGND D Power Supply J202 CCD Power Supply CCD Power Supply CCD Power Supply CCD Power Supply CCD Power Supply CCD Power Supply 3 3V R91 PTC CCD Power Supply CCD Power Supply F1 2AT 250VAC F2 8AF 250VAC J301 R5100 24 STEP X191 CCD 15V_CCD X191 CCD 9 4V_CCD X191 CCD 5V_CCD J205 11200 CPU 5V X191 CCD 3V CCD J504 L1700 Connector board 2293 5 0 02 1502 191 CCD 3 3V_CCD J506 L1700 J505 3 3VD_CCD J903 L900 24V STEP J506 Autotransformer Temp SW 110 C Z Motor Temp SW 140 C Rot Pos Sensor Microstepper Drive ORTHOPANTOMOGRAPH OP30 26 Service manual ORTHOPANTOMOGRAPH OP30 3 Circuit Boards L900 3 Circuit Boards NOTE An asterisk after a signal name indicates an active low level signal 3 1 L900 Display adapter L900 Location In the rotating unit on the CCD sensor side To access remove sensor external cover 1600 Z motor driver 4 L1700 Connector bo
16. board via a filter Check that LEDs A5 380V A8 27V5 AQ 20V A10 17V and A15 15V on P1910 are on If they are not on check fuse FH2 and replace if blown If the fuse is not blown check and if necessary re place the cables between L1600 and the filter and between the filter and P1910 If the LEDs on P1910 still remain off replace P1910 If the P1910 LEDs are on but the display is not working check the LEDs on L1500 Power Supply Board LED D8 15V on when CCDENA is active D9 3V on when CCDENA is active 010 3 3VD on when CCDENA is active 012 5V must be on 013 5 on when CCDENA is active D14 9 9V on when CCDENA is active D16 24V must be on D17 3 3V must be on Test jumper J23 can be used to set on CCDENA Open default closed CCDENA enabled If the LEDs do do not function as described above check the cable between P1910 and L1500 Re place if faulty L1500 supplies 24V to L900 At normal state the leds burn when 24V voltage is connected to L900 H1 is 3 3V indicator led touch controller ic pow ered with 3 3V H2 is 15 8V indicator led for LCD backlight voltage OPTREX T 55265GD057J LW CAN not default Check that LED H1 is on green Check that LED H2 is on green If LEDs H1 and H2 are not replace L900 is on green as the 5 comes L1200 CPU board Check the cables between L900 and the LCD dis play If the cables are okay replace
17. carriage It comprises handgrips for the patient to hold and the patient support The chin rest supports the patients lower jaw and the two temple supports on the head support hold the up per part of the patient s skull There are three patient positioning lasers midsagittal laser Frankfort horizontal laser and Focal through light f Head support Service Manual ORTHOPANTOMOGRAPH OP30 2 Unit Description 2 5 Electrical description Circuit boards Circuit boards are described in detail in section 3 Cir cuit Boards Power supply Main fuses Mains voltage is supplied to P1910 PFC Power Supply Board via L1600 Z Motor Driver P1910 supplies power to L1800 Generator Board and L1500 Power Supply board which supplies low voltages to all the other circuit boards The power for the AC motor Z Motor comes from an autotransformer that is automatically set to the correct voltage The Z Motor input voltage is always 230 VAC The autotransformer is connected to L1600 Two T 10A H 250V Dimensions 6 3x32mm 1 4x1 1 4 UL approved They are located below the main power supply cable at the rear of the column Service Manual 17 2 Unit Description OP30 Unit control The unit is controlled by a microprocessor on L1200 CPU board It continually monitors and controls the operation of the unit A serial peripheral interface com munication protocol SPI
18. emergency stop icon appears on the main display but does not clear when the emergency stop button is released The patient positioning lasers do not come on SOLUTION B Check connector JP129 on L1600 Z motor driver Check cable between L 1600 and the emergency stop button NOTE When LED D1 on L1600 Z motor driver is on it in dicates that the board is receiving 5VDC from L1500 CCD power supply If the LED D1 is not on there is a power supply problem 68 Service manual ORTHOPANTOMOGRAPH OP30 4 Troubleshooting CAUSE C Unlikely All the lights are faulty SOLUTION C Replace all the lights they are connected to L1600 Z motor driver and then realign them Refer to the instal lation manual Up down Z motor keys do not work Service manual CAUSE A The emergency switch has been pressed down Image of emergency button appears on main display NOTE LED D4 ESTOP on on L1600 will come on when the emergency switch is pressed down SOLUTION A Turn the emergency switch clockwise to release it CAUSE B Z motor not receiving power SOLUTION B Check to see if lamp LA1 and LED D1 11600 are on If they are not then check fuses F1 and F2 Replace if blown If after replacing fuse F2 lamp LA1 comes on but LED D1 still does not come on check cables between L1600 and L1700 If the cables are OK check if D12 is on on L1500 If it s not replace L1500 If LA1 and D1 are on check the cable from L160
19. form an explosive vapour If such chemicals are used the vapour should be allowed to disperse before switch ing the unit on Warning Cleaning the unit Switch the unit off and disconnect it from the main power supply before cleaning or disinfecting the unit 1 4 Unauthorized Modifications Unauthorized changes or modifications to any part of the unit or its equipment can have hazardous conse quences Changes or modifications must not be made unless specifically authorized by the manufacturer of the unit When properly assembled with a compatible beam lim iting unit the diagnostic source assembly will fully meet the United States of America Federal Performance Standards for Diagnostic X Ray Systems and Their Components 21 CFR 1020 30 32 provided no compo nents or parts are removed from the unit and no unau thorized adjustments are made to the beam limiting unit or tube housing assembly Never remove or remanufacture any part of the tube housing assembly or beam limiting unit Never adjust any part of the beam limiting unit unless under the direction of the manufacturer of the unit or their authorized distributor s 1 5 Disclaimer The manufacturer of the unit shall have no liability for consequential damages personal injury loss damage or expense directly or indirectly arising from the use of its products No agent distributor or other party is au thorized to make any warranty or other liability on behalf of the manu
20. is vertical and centered in the middle of the CCD aperture 103 Service manual 8 Aligning the unit ORTHOPANTOMOGRAPH OP30 8 3 Checking and adjusting the position of the collimator 1 Manually rotate the Rotating Unit to the Patient In Out PIO position rotating unit parallel to the front of the upper shelf and the tubehead t h on the right Insert a 4 mm hexagon socket wrench into the locking hole in the guide pin assembly to hold the rotating unit in position Y Locking hole za 2 Attach the alignment cone assembly to the chin support 3 Protect yourself from radiation Press and hold down the exposure switch to take an exposure 104 Service manual ORTHOPANTOMOGRAPH OP30 8 Aligning the unit 4 Remove the hexagon socket wrench from the locking hole and then manually rotate the ro tating unit 180 so that the tubehead t h is on the left opposite the PIO positon Reinsert the hexagon socket wrench into the locking hole in the guide pin assembly to hold the rotating unit in position Protect yourself from radiation Press and hold down the exposure switch to take an exposure Compare the two images just taken Use the measuring tools in the dental imag ing software to measure the white sections the alignment cone in the middle of the dark exposed areas If the collimator is in the correct position the white section in t
21. replacing the collimator realign the unit refer to section 8 Aligning the unit 7 5 Replacing circuit boards 1 Switch the unit off and disconnect it from the power supply 2 Remove the appropriate cover s so that you can access the circuit board you wish to re place 3 Disconnect all the cables from the circuit board remove the board and install the new one L900 Display adaptor additional instructions After replacing L900 and display assembly rev 6 and later check that the jumpers on the board are in the correct positions for the touch display installed in the unit For touch display OPTREX T 55265GD057J LW ACN SW1 SW2 on For touch display SHARP LQ057Q3DG01 SW1 off SW2 on NOTE When L900 and display assemblies are ordered as spareparts they are always preset and tested at the factory The switch information is just for your information 94 Service manual ORTHOPANTOMOGRAPH 7 Replacing parts L1800 Generator board additional instructions After replacing the board use the Service Assistant to recalibrate the unit calib Refer to section 5 Service Assistant and Service Functions L1700 Connector board additional instructions After replacing the board use the Service Assistant to recalibrate the unit calib Refer to section 5 Service Assistant and Service Functions L1200 CPU board additional instructions After replacing t
22. sector 3 which indicates that the op tosensors on the board are working and that L2100 is functioning correctly If the values do not change L2100 or the cable from L1700 to L2100 is defective If L2100 is functioning correctly it indicates that there is a problem with the stepper motor Check if R5100 the stepper motor or cable from R5100 to the stepper motor are faulty Replace any that are 67 4 Troubleshooting ORTHOPANTOMOGRAPH OP30 Rotating unit stop rotating no error code CAUSE A Faulty R5100 or stepper motor SOLUTION A Check the cables connected to R5100 If ok replace R5100 If the unit still does not work replace the stepper motor Patient positioning light s do not come on The patient positioning lights lasers come on when the light key is pressed or the up or down key is pressed One of lights does not come on CAUSE A The light is faulty SOLUTION A Check the cable and connector from the L1600 Z motor driver to the light and replace the cable and light if faulty Realign the light refer to the installation manual If the cable is okay replace the L1600 Z motor driver None of the lights come on CAUSE A The emergency stop button has been pressed down The emergency stop icon appears on main display NOTE LED D4 ESTOP on on L1600 will come on when the emergency switch is pressed down SOLUTION A Turn the emergency switch clockwise to release it CAUSE B The
23. the new folder Open the Command Prompt Start Programs Ac cessories In the Command prompt key in cd space and then the path where the s2terminal files are installed e g c s2terminal Press ENTER Key in s2terminal space and then the IP address of the unit The IP address can be displayed by touching the settings button on the GUI s2terminal 194 9 227 251 f Press ENTER to open the s2terminal and make a connection to the unit To enter the SERVICE state key in s and press ENTER 78 Service manual ORTHOPANTOMOGRAPH OP30 help 5 S2terminal and service commands 8 Key in help and press ENTER A list of commands will appear NOTE The list may vary according to unit version confccd dap dc demo display endu exitdemo exp expcnt help imagecalib ip kVcheck log logsign mac maincalib mainsprint motortest optotest patt printgen quit reset restore serno setserno stillmode warmup DESCRIPTION available also in normal mode calibrates generator references and preheat display summary of configuration data display summary of CCD configuration data dose area product calibration value lt value gt takes dark current image enter demo mode display power level lt value gt endurance test drives rotating unit 75 rounds exit demo mode exposure lt time gt in milliseconds default is 1000 exposure counter use lt clear gt option to clear i
24. the update Firmware file ELEOfw_r1 00 srec Core file ELEOcore r36 rbf Graphics file ImagesPO r1 bin Upgrade manifest file ELEO r1 txt 6 2 Upgrading the unit firmware Service manual 1 Extract the zip files into suitable path on your Open the terminal Key in command xu X and press ENTER NOTE Version number X is the version of the manifest file A message will appear asking if you wish to update the firmware Click Yes The files are automatically uploaded to the unit in correct order When files are updated follow the instructions on the terminal Restart the unit when requested 89 7 Replacing parts ORTHOPANTOMOGRAPH OP30 7 Replacing parts 7 1 Removing covers Instruction on how to remove the ss cover are in section 7 6 Replacing the z carriage motor Tubehead internal cover 4 screws Sensor external cover 4 screws CAUTION Touch screen attached to cover Tubehead external cover 4 screws Lower protective assembly remove head holder ass 74141 holder assembly 2 screws 1 nut Sensor internal cover 4 screws 90 Service manual ORTHOPANTOMOGRAPH OP30 7 Replacing parts 7 2 Replacing the tubehead Tools required The normal installation and alignment tools Replacement parts New tubehead Tubehead label Replacing the tubehead 1 Switch the unit off and disconnect it from the main power supply
25. value is not within the tolerance recalibrate the Generator board see section 5 2 Service Com mands the calib Service manual 1 General Information ORTHOPANTOMOGRAPH OP30 kV test WARNING X rays are generated when this test is car ried out PROTECT YOURSELF FROM RADIATION 1 Connect the probe of a DMM to test pin TP14 KVfb and the probe to TP17 GND on the Genera tor board 2 Select service command exp and an exposure time of 2000 ms refer to section 4 Service assistant and service functions in this manual 3 Protect yourself from radiation and take an expo sure Check the feedback values from the DMM The feedback values must be within the tolerances Selected kV kVfb Tolerance V 66 3 00 0 1 2 90 3 10 70 3 18 0 1 3 08 3 28 73 3 32 0 1 3 22 3 42 77 3 50 0 1 3 40 3 60 81 3 68 0 1 3 58 3 78 If the values are not within the tolerances recali brate the Generator board see section 5 2 Service Commands the calib command Beam alignment test Check the beam alignment Refer to the Installation and set up manual for information on how to do this Ground test Disconnect the unit from the main power supply before carrying out this test For ME EQUIPMENT with an APPLIANCE INLET the impedance between the earth pin in the APPLIANCE INLET and any part that is PROTECTIVELY EARTHED shall not exceed 0 1 ohm The grounding resistance is measured between AP
26. 0 J104 to the Z motor Replace if faulty If the cable is not faulty measure the AC voltage from the Z motor connector on L1600 to the Z motor Press the UP DOWN key and check that there is an AC volt age Note that you need to connect the DMM differently when running the unit in the Up direction and in the Down direction If no voltage can be measured replace L1600 If there is voltage but the Z motor does not operate replace the Z motor Check the autotransformer connection Make sure that only one of the primary windings is con nected D5 SET 100V D6 SET 115V D7 SET 230V 69 4 Troubleshooting 70 ORTHOPANTOMOGRAPH OP30 CAUSE C The side control panel up down keys has failed SOLUTION C If D2 and D3 on L1600 do not come on when the up down keys are pressed it indictes that the side control panel or the cable from the control panel are faulty and must be replaced CAUSE D Unlikely The Z movement end microswitch top or bottom has failed and the mechanical Z movement end stops have stopped the Z carriage SOLUTION D Check to see if D3 on L1600 is on If on it indicates that the top or bottom Z movement end microswitch has not been activated CAUSE E The autotransformer internal thermal switch has opened The thermal switch will open if the winding temperature goes over 110 C SOLUTION E There is a probably a short circuit inside the transformer winding that has caused it to overhea
27. 1 Remove the covers from the unit if they have not been removed already 8 2 Checking and Aligning the CCD Sensor 1 Switch the unit and PC on 2 PC Open the digital imaging software you are using and open a patient card where the align ment images can be stored 3 PC Enable image capture 4 PC Make sure that the stillmode in the serv ice assistant is still selected 5 Protect yourself from radiation Press and hold down the exposure button to take an exposure 6 The image should show a vertical black line the beam in the middle of a vertical light gray area the CCD aperture Both the beam black line and the CCD aperture light gray area must be vertical and the bottom edge of the beam black line must be between 0 1 and 2mm from the bottom edge of the image If the beam black line is not in the middle of 102 Service manual ORTHOPANTOMOGRAPH OP30 8 Aligning the unit i i l 1 1 1 Le Screws the CCD aperture the gray area the position of the CCD Sensor must be adjusted to the right or left If the CCD aperture gray area is not vertical the CCD sensor must be rotated slightly until it is vertical 7 Loosen the nuts 4 that hold the CCD sensor in place and then adjust its position with the screws 2 on the left hand side Adjust and recheck the position of the CCD sensor until the beam
28. 12 15V TP15 U_IN Between 1 3V and 3 5V TP18 9 4V_CCD TP25 GND logic OV TP40 3 3V_CCD TP65 GND logic OV TP65 GND logic OV Service manual 35 3 Circuit Board 11600 ORTHOPANTOMOGRAPH OP30 3 4 L1600 Z Motor Driver L1600 Location On the upper shelf To access remove shelf upper cover see section 7 1 L1600 Z motor driver 11700 Connector board L1200 CPU board L1300 Interface board rear of column 36 Service manual ORTHOPANTOMOGRAPH OP30 3 Circuit Boards L1600 L1600 Field replaceable parts NOTE The fuses used MUST be the approved type UL listed and CSA certified Approved fuses Fuse F1 2AT 250VAC Cooper Bussmann MDL 2 2AT 250VAC Littelfuse 0313002 HXP Fuse F2 8AF 250V Littelfuse 0312008 312 series 8AF 250V Cooper Bussman AGE Dimensions 6 3 mm x 32 mm L1600 Description L1600 Z Motor Driver controls the AC motor that drives the unit up and down Membrane switches on the side of the vertical carriage are used to activate the AC motor Micro switches at the top and bottom of the column monitor the upper and lower positions of the Z move ment Based on the logic on the circuit board the move ment of the AC motor is enabled or prohibited Three triacs control the Z motor currents Outputs are opto coupled from the user inputs with TLP3063 circuits The board also includes light controls for the laser position ing lights
29. 1905 MOLEX 5219 04A J1903 MOLEX 5219 04A 1380V 2 3 17V_HVGND 4 HVGND J1901 J1907 ae 92295024 MOLEX 5566 10A 2 N 1 27V5 2 275 3 2715 21908 4 GND MOLEX 5566 08 5 GND 6 GND 1 7 GND 2 NTC2 8 GND 3 GND 9 20V 4 GND 102 5 AC VOLTAGE MONITOR 6 POWERGOOD 7 ON OFF 8 AMP MODU II 1x2M 280370 2 1 17 HVGND 2 HVGND TUBEH EAD ASSEMBLY L1800 GENERATOR BOARD X Ray Tube Cascade Board Tubehead interface board 1 gt lt 43 5566 04A 27V5 GND NS lt GND OLEX 5219 04A 380V HVGND 17V_HVGND X48 MOLEX 5566 02A 1 Hv2 2 Hvi 87089 2016 1 TUBEFAIL TUBEFAIL HO 0 UNI 2 3 4 5 KVPWM 6 7 8 EXPENA EXPENA KVPWM GND PREH PREH MAPWM MAPWM MAFB MAFB TUBEHEAT TUBEHEAT Slex 90136 1210 KVFB GND HEATCURRENT MAFB X kv X PREHEATLIMIT GND FILAMENT VOLTAGE 0 FILAMENT VOLTAGE 11500 POWER SUPPLY BOARD TO FROM INTERFACE BOARD 2 Unit Description Service manual 23 2 Unit Description ORTHOPANTOMOGRAPH OP30 ROTATING UNIT SENSOR SIDE ROTATION POSITION senson LCD TOUCH SCREEN J2501 II B 1x4M 2 SENSORS 280371 2 1 5V 2 ROTSW1 Y 3 ROTSW2 4 GND 3 PHASE MICROSTEP DRIV
30. 5V default J2 open 20 7V 21 NOT USED TP22 HVGND Mains voltage side ground TP23 HV310 380V HVGND 46 Service manual ORTHOPANTOMOGRAPH OP30 3 Circuit Boards P1910 3 7 P1910 PFC Board P1910 Location DANGER High voltage on this board Do not touch this board when the unit is switched on There is high voltage on the large heat sink on this board when the unit is switched on Do not touch this board until the capacitors have discharged After switching the unit off wait 10 min utes for the capacitors to discharge R5100 3 phase microstepper drive CCD sensor 5 sensor filter board L2100 Rotation position sensor board P1910 Field replaceable parts Fuse FH2 SIBA FF6 3A 70 125 40 6 3A Service manual AT 3 Circuit Boards P1910 ORTHOPANTOMOGRAPH OP30 P1910 Description The P1910 PFC Power Factor Correction power sup ply board generates the supply voltages for the unit This board works with mains voltages between 100VAC to 240VAC 50 60Hz The board produces the 380Vdc for the generator board The board also has auxiliary flyback converter that produces the lower raw voltages for the L1500 power supply board The major features of the board the supply voltages do not depend on the line volt age PFC it supplies voltages 380VDC and 17VDC against HVGND it supplies voltages 27 5VDC 15VDC 20VDC against GND it monit
31. C accordingly To display the CURRENT setting key in gt serno gt the current serial number appears and then press Enter To change the serial number e g if you change the CPU board key in gt setserno IVXXXXXXX IOXXXXXXX new serial number and then press Enter still image exposure Generates x rays and activates the CCD sensor but the rotating unit does not move It is used to check the beam alignment during unit installation refer to the Installation manual for more information CAUTION Protect yourself from radiation when carrying out this procedure Press and hold the exposure switch to take a still image exposure NOTE The exp command described earlier generates x rays but does not activate the sensor or move the rotat ing unit tubehead warmup before first use Initializes the tubehead Must be used when the unit is installed or if the unit has not been used for a long time CAUTION Protect yourself from radiation when carrying out this procedure Press and hold the exposure switch until the procedure is complete The procedure may take some minutes 88 Service manual ORTHOPANTOMOGRAPH OP30 6 Updating the firmware and the core 6 Updating unit firmware core and display graphics 6 1 Firmware zip file INSTRUMENTARIUM DENTAL will supply a zip file con taining all the necessary files for the upgrade The zip file will include the following s2terminal for
32. E kk kk kk ek kk kK KK 94 L900 Display adaptor additional instructions 94 11800 Generator board additional 02222 2 95 L1700 Connector board additional instructions 95 L1200 CPU board additional instructions 95 L1500 Power Supply board additional instructions 95 L1910 PFC board additional InSIKUCllOrte aee rere 95 7 6 Replacing the z motor 96 Service ORTHOPANTOMOGRAPH OP30 Contents S Alignmg the DELE o eie ber ka kul ni b n k n ka k C EE E k kek n 102 8 1 Removing the covers Ke KK KAR KK RA 102 8 2 Checking and Aligning the CCD Sensor 102 8 3 Checking and adjusting the position of the collimator 104 8 4 Checking and adjusting the Chin keke 107 8 5 Checking and adjusting the focal 109 8 6 Recheck the 112 8 7 Calibrating th CD SOSOL a 112 Service manual IX ORTHOPANTOMOGRAPH OP30 1 General information 1 Ge
33. ER R5100 25101 35102 II 2x8M II 1x4M 280385 2 280371 2 STEPPER 1 Phase 1 L1700 INTERFACE BOARD 2 GND 2 Phase 2 2 ae 3 Phase 3 L900 DA BOARD 5 3905 gptrex J1 sharp 2 1502 504 1 15 8 i SHARP LED MODU II 1x4M 2 15 8V 2 LED GND 7 SND 1 8 280371 2 3 15 8V 3 SHARP LED 9 GND 1 HICUR 1 5 0VD2 4 BL ENA 4 LED GND 10 3 GND 2 ROTSW 5 5 SHARP LED 11 END 3 3 ROTSW2 6 6 LED_GND 12 DIR 4 GND 4 GND 1901 7 SHARP LED 13 GND 5 DIR J902A 8 LED GND 3902B 1 GND 21 GND 41 SPI MISO IN 14 ENA 6 ENA 15 GND 7 5 0 02 7902 2 LCD_SEL_O 22 RGB8 42 GND FROM P1910 PFC BOARD ie ony eee on 3 5v_DISP 23 RGB7 43 SPI SCLK OUT 1 4 sv_pisp 4 RGB6 44 CSB 2 Y 5 5V_DISP 5 GND 45 TOUCH CS Bx 6 sv DISP 26 RGB5 46 DISP RESET OUT Ne 7 LCD_SEL_1 27 RGB4 47 TOUCH IRQ IN 8 LcD SEL 2 28 RGB3 48 GND Bo 5 GND 49 PWR BTN not used J510 RGB17 RGB2 50 BTN_START_IN not used J505 J508 11 RGB16 31 RGB1 PINHEADER 2 x 20 Samtec PINHEADER 2x25 3 3V 12 86815 32 RGB0 S2 aN not used L1500 POWER SUPPLY STRAIGHT O TFM 115 02 S D WT 3 3V 13 OND 53 GND 22 2 IN not used m 1 5V 34 BTN_1_IN not used tenn 2 TUBEHEAT OUT 14 RGB14 VS 54 BTN_O_IN not used CCD SENSOR 2 GND 3 GND 15 RGB ena GND m J209 J202 3 50 H 16 RGBI2 37 GND 26 SPARE_1_IN PINHEADER 2 8 CCD SENSOR BOARD 4 Di SPARE2 MODU II 1x4M 1x4M STRA
34. IGHT 2mm 5 02 5 HBNMOIOR SWr 6 AC VOLTAGE_MONTTPA 18 681 BS RGB DCLKCOU S8 12 not used 280371 2 X190 6 D3 GND 7 19 RGB10 A 59 PROXIMITY not used 1 24V X191 7 8 OUT 20 RGBO 0 SPI MOSI OU 1 24V i GND PINHEADER 2 x 20 7 D4 8 CHILD SENSOR 60 GND 2 24V 2 GND STRAIGHT 2mm BININ EADER X9 8 05 9 BW SENSOR TO EUER GUT 5 43 3V CCD 2 GND 10 ee 11 SPARELIN 12 GND 6 3 3V CCD 3 DO 1 GND Hu 12 5 2 13 GND 7 15 4 Di 2 GND 13 13 GND 14 GND 8 15V_CCD 5 D2 3 14 IMAGE OUT SPAREAIN 15 GND 9 43V 6 D3 4 GND 15 TDICLK OUT ee 16 GND J210 10 3V_CCD 7 04 5 3 3V_CCD 16 PPOWER_OUT 15 LINMOTOR HICUR 1Z SND MOLEX 5566 10A ii 9 4V 8 DS 6 3 3 17 GND 18 LINMOTOR ENA_ 118 SND 1 27V5 12 9 4V_CCD 9 GND 7 15V_CCD 18 GND 18 GNO _1 19 GND 3 HAS B2 18 deron om 22 327 uo m 4 END 15 GND 12 VV 10 3V_CCD 20 ene 21 LINMOTOR 1 22 5v Samtec 12 13 1 o AV CCD 22 GND 53 45V 115 02 S D FH28 60s 0 5SH05 5 GND 14 IMAGE 12 94V CCD 22 GND 23 CHILD_COLLIM f 24 5v J203_CPU 1 5V 1 GND 6 20V 15 TDICLK 13 5v CCD 23 GND J512 24 BW_COLLIM 25 PINHEADER 2x25 2 5V 2 LCD_SEL_O 7 ACVOLT MONITOR FREQ 18 DPOWEH 14 EV CCD 24 TXD OUT Amp Mod2B 25 GND 26 ZENA 1 45V 5 GND 3 5V DISP 8 POWERGOOD 17 GND 15 GND 22 RXD 280521 2 26 SPARE10UT 27 RESET 2 GND 4 GND 4 DISP 9 J211 18 GND 16 GND 26 RESET_CCD not used cc 00V 28 PL 3 w 5 LINMOTOR SW2 5 5V DIS
35. LCD display Check the cable between L900 and L1200 replace if faulty 63 4 Troubleshooting ORTHOPANTOMOGRAPH OP30 CAUSE B The display backlight power level has been set to OFF SOLUTION B Use the service terminal to change the display backlight power level Error E3 CFG Data lost CAUSE L1200 CPU board has lost the calibration data and settings SOLUTION Recalibrate L1200 see 5 Service Assistant and Ser vice Functions The required calibrations are IP address will default must be reset if another ad dress is required see installation manual tubehead calibration service command calib line voltage calibration set the serial number If the error message reappears after recalibration L1200 is faulty Replace see 7 5 Replacing circuit boards Error E5 Line voltage out of limits 64 CAUSE A Line voltage to high or low SOLUTION A The error code will clear automatically when the voltage returns to its normal level If the voltage is not stable where the unit is being used you may have to instal a voltage stabilizer CAUSE B Line voltage has not been calibrated SOLUTION B Calibrate the line voltage CAUSE C Faulty cable s SOLUTION C Check cables and connections between P1910 and L1500 L1500 and L1700 L1700 and L1200 Replace any faulty cables or boards with faulty connec tors Service manual ORTHOPANTOMOGRAPH OP30 4 Troubleshooting Error E8
36. O E1 and E2 72 NOTE Error codes EO E1 E2 all indicate that the tubehead and or Generator board are not functioning correctly EO Tube arcing CAUSE Tube arcing NOTE Check the tube fail LED red in the upper right corner of the Generator board If it is on it indicates that the tube is arcing E1 tubehead voltage CAUSE Tubehead voltage kV out of limits E2 tubehead current CAUSE Tubehead current mA out of limits SOLUTION Use the S2terminalt to check the mA and kV feedback signals from the tubehead to see if the tube voltage and current are correct Software Check See S2terminal and service functions If the feedback values are not correct use the exp ser vice function to measure and compare the values Re fer to Service Assistant and Service functions in section 5 Select an exposure time of 2000 ms 2 seconds or greater so that the mAfb and kVfb ADC values can be measured CAUTION Protect yourself from radiation when carrying out this procedure Press and hold down the exposure button The actual and kVfb ADC values will appear on the display next to target values If the actual values differ by less that 2kV from the target values the tubehead is working correctly Service manual ORTHOPANTOMOGRAPH OP30 4 Troubleshooting Service manual If the actual values differ by more than 2kV from the target values it indicates that there is a problem and the tubeh
37. OGRAPH OP30 4 Troubleshooting Error E12 line failure CAUSE The image data flow from the CCD sensor to L1200 was interrupted during the exposure SOLUTION Refer to the trouble shooting information given in error code E11 Error E13 CCD Configuration checksum failure Service manual CAUSE L1200 CPU failed to read CCD configuration param eters SOLUTION Reboot the unit If the problem persists change the CCD sensor 75 4 Troubleshooting OP30 4 5 Problems after exposure Error E4 Tubehead too hot CAUSE A The tube head has overheated gt 55 SOLUTION A Wait for the tubehead to cool down When the tubehead reaches the right temperature the error message will automatically disappear Note that this could take over 45 minutes Note that you will not be able to clear the error mes sage until the tube head has cooled to the correct tem perature If the error message appears even if the unit has not been used a lot switch the unit off and then on again CAUSE B The tube heat signal is missing SOLUTION B If the error message never clears check the path of the tube heat signal The tubehead and or the generator board may be faulty and must be replaced Vertical white stripes on the image Probably due to tube arcing Refer to the trouble shooting information given in error code EO Horizontal white stripes on the image Recalibrate the CCD Re
38. ORTHOPANTOMOGRAPH OP30 Digital Panoramic X ray Unit Service manual Number 208711 rev 1 2013 01 Copyright Manufactured by Document code 208711 ver 1 2013 01 Copyright 2009 by PaloDEx Group Oy All rights reserved ORTHOPANTOMOGRAPH INSTRUMENTARIUM DENTAL CLINIVIEW is a registered trademark common law trademark of Instrumentarium Dental PaloDEx Group Oy Documentation trademark and the software are copyrighted with all rights reserved Under the copyright laws the documentation may not be copied photocopied reproduced translated or reduced to any electronic medium or machine readable form in whole or part without the prior written permission of INSTRUMENTARIUM DENTAL The original language of this manual is English INSTRUMENTARIUM DENTAL reserves the right to make changes in specification and features shown herein or discontinue the product described at any time without notice or obligation Contact your INSTRUMENTARIUM DENTAL s representative for the most current information 4 0537 Instrumentarium Dental Nahkelantie 160 P O Box 20 04300 Tuusula FINLAND Tel 358 0 10 270 2000 Fax 358 9 851 4048 For service contact your local distributor Contents ORTHOPANTOMOGRAPH OP30 ORTHOPANTOMOGRAPH OP30 Contents Contents 1 General Information 1 1 1 2 Associate
39. P 10 AMP MODU II 1x4M 19 DS 28 29 HICUR 4 GND 6 LINMOTOR SWi 6 5v7DISP 280371 2 28 GND 2 SETLISV 29 GND 30 SPARESOUT 20 GND 29 3 SET230V 5V 5 DS 7 GND 7 LCD SEL1 x GND 30 31 SET100V x 6 GND 1207 8 CHILD_SENSOR 8 cp SEL 2 21 GND 75 30 GND 4 LINMOTOR HICUR 32 SET115V 9 EDS 22 GND FILTER BOARD J31 3 3VD_CCD 5 LINMOTOR SW1I J509 33 SET230V 2100 PINHEADER 2x29 9 BW SENSOR GND 23 GND 32 3 3VD_CCD 6 LINMOTOR SW2 34 ROTSW1 8 Di 1 pin is not connected 10 GND 10 RGB17 24 CRXD 33 7 LINMOTOR CLK PINHEADER 2x20 35 ROTSW2 9 D2 2 TUBEHEAT OUT 11 SPAREIIN 11 RGB16 25 CTXD X1400 lt gt X191 A 34 8 LINMOTOR_DIR 1 5V 36 RXD 10 D3 3 is not connected ND fap 26 RESET not used 35 3 3VD_CCD 9 _ 2 GND 37 MISO 11 4 not used AD in J201 27 36 3 3VD_CCD 10 24 3 w 38 12 D5 5 is not connected 14 SPARESIN 14 RGB14 AMP MODU I 1x4M 28 GND 37 GND 11 GND 4 GND 39 KEYSTATUSOK 13 not used AD in 6 AC_VOLTAGE_MONITOR 15 SPARE4IN 15 RGB13 280610 1 29 GND a 38 GND 12 24V 5 05 perks 14 GND 7 pin is not connected 6 GND 16 RGB12 1 5V 30 GND 5 39 GND 13 GND COND AT RID 15 MOSI 8 MAFB OUT 17 LINMOTOR_HICUR 17 GND 5 31 3 3VD_CCD PAN CAM DET GND DUSBAREIQUE ACIE 16 GND 9 pinis not connected 18 LINMOTOR ENA 1 18 RGB11 3 32 3 3VD_CCD PAN CAM DET X1401 gt X190 fe OND pi 42 RETURN2 17 SCLK 10 KVFB OUT 19 GND 19 RGB10 3 e Te C PAREJOUT S IDA 43 TUBEFAIL 18 GND 11 pin is not connec
40. PLIANCE INLET ground pin and any metal part of the unit The resistance MUST be lt 0 1 ohm 6 Service manual ORTHOPANTOMOGRAPH OP30 1 General information Motor movements Switch the unit off and then manually rotate the rotating unit to check that the stepper motor moves freely and without any looseness Switch the T mode test and then take an exposure to check that the motors operate smoothly and without any noise Press the up down keys to check the Z motor vertical carriage movement The motor must operate smoothly and without any noise Position detectors Press the up key and drive the unit up Make sure that the unit stops moving at its uppermost position Press the down key and drive the unit down Make sure that the unit stops moving at its lowermost position Manually rotate the rotating unit to one of its end posi tions and then press the return button and make sure that the rotating unit returns to the ready position Re peat the test for the other end position Use service command optotest see section 5 2 Ser vice Commands to check the rotating unit optosensors Manually turn the rotating unit in one direction and then press return Repeat for the other direction Patient Positioning Lasers Check that the patient positioning lasers work and are positioned correctly Refer to the Installation and set up manual for information on how to do this Mains power supply cable Check the
41. PTION calibrates generator references and preheat Calibrates the voltage kV current mA and preheat mApreh reference values for the tubehead and gen erator board This calibration procedure must be carried out when the tubehead generator or CPU are replaced CAUTION Protect yourself from radiation when carrying out this procedure Press and hold down the exposure button for the dura tion of the procedure which will last up to three min utes During the calibration procedure you will hear the exposure warning signal and calibration values current at the start and calibrated at the end will appear on the display When the calibration procedure is successful completed the message CALIBRATION WAS SUCCESSFUL will appear Exit quit the service assistant NOTE If the calibration procedure is not successful the mes sage will appear If this happens repeat the calibration calib procedure If the calibration procedure is still not successful after repeating the procedure two or three times there is a hardware problem See error codes EO E1 and E2 Service manual 81 5 S2terminal and service commands ORTHOPANTOMOGRAPH OP30 conf confccd dap dc demo display display summary of configuration data Displays all the current configuration parameters of the unit The figures in brackets 1 are factory settings If you wish to restore the factory settings use the re s
42. Short column leg Standard column leg 2250 mm 88 6 in 965 1740 mm 38 68 5 in Short column leg 875 1650 mm 34 5 65 in 175 215 mm 6 9 8 5 in 980 mm 38 6 in 32 7 in 14 Service Manual ORTHOPANTOMOGRAPH OP30 2 Unit Description 2 4 Mechanical description The unit comprises a column a motorized carriage an upper shelf a rotating unit and a patient support assembiy The column is permanently fixed to the wall using wall bracket and if required or necessary to the floor The unit can also be used free standing but it must be attached to the show stand part no 9802666 The motorized carriage is attached to the column and can slide up and down the column Z movement for adjusting the height of the unit The upper shelf is at tached to the top of the motorized carriage The rotating unit which comprises the tubehead and collimator and the CCD sensor is attached to the un derside of the upper shelf The rotating unit rotates to take panoramic exposures R movement Column Upper shelf Rotating unit Vertical carriage ee ae Tubehead and CCD sensor R movement Z movement Patient support assembly Service Manual 15 2 Unit Description OP30 Inside the tubehead there is the x ray tube It is a fixed tungsten anode type The patient support assembly is attached to the bot tom of the vertical
43. TOMOGRAPH OP30 3 Circuit Boards CCD Sensor Filter CCD Indicator lights Remove the covers from the CCD side of the rotating unit On the rear of the CCD sensor there are a number of LEDs that indicate the status of the CCD sensor Power Supply LEDs CCD RxD CCD TxD CCD status 21282122 TDI Clk Image Power LED Colour Power Yellow Image Yellow TDI Clk Yellow Off On Flashing Power Supply 1 Yellow 2 Yellow 1 2 3 Indicates Indicates that the power signal is active Indicates image signal activity It tells the CCD sensor A D converter to sample image data according to the TDI frequency Indicates that the clocking frequency of the CCD is available TDI frequency is between 0 50Hz TDI frequency is between 100 Hz 1kHz TDI frequency is between 50 100Hz or above 1kHz Indicate the different voltages required by the CCD sensor The microcontroller in the CCD sensor monitors the voltages and activates the LEDs accordingly There are software set limits for the various supply voltages The LEDs come on during image capture 3 3V and 1 8V LEDs Supply voltages for the CCD clock controlling FPGA The 3 3V is generated by L1500 The 1 8 step down is generated in CCD sensor board from 3 3V LIMITS 3 3V between 3 0 and 3 6V 1 8V between 1 71V and 1 89V Analog 5V LED Supply voltage for AD converters LIMITS between 4 5V and 5 5V Service manual 57 3 Circ
44. and 17 GND and take another exposure The values for feedback signals can be counted as de scribed in chapter 3 6 L1800 Generator Board Test points If the reference values are correct but feed back values are not the Tubehead and or the Generator board may be faulty and must be replaced If there are no reference signals check the cabling be tween the L1800 Generator board and L1700 Replace if faulty Error E10 CCD initialization configuration failure CAUSE There is no serial bus connection or the CCD sensor could not configure itself SOLUTION Check the condition of all the cables and connectors to from the CCD sensor as well as the cables from CPU to L1700 and cables between L1700 and L1500 Check that none of the fuses on L1500 have blown Check that CCD filter board is mounted correctly and cables are properly connected If the problem still exists replace sensor Error E11 CCD power failure 74 CAUSE Supply voltages to the CCD sensor were not within tol erances during imaging SOLUTION Check the condition of all the cables and connectors to from the CCD sensor Check the voltages on L1500 by checking the refer ence LEDs Always measure the voltages from the test points Note that the voltages are only enabled during an exposure To enable the CCD voltages without tak ing an exposure connect a jumper to J23 Remove the the jumper after taking measurements Service manual ORTHOPANTOM
45. ard L1200 CPU board Service manual 27 3 Circuit Boards L900 OP30 L900 Field replaceable parts None L900 Description L900 is a display adapter interface board that controls the display touch screen interface L900 reads touch screen data and sends it to L1200 CPU board via the SPI interface L1200 CPU board drives the display data throught the L900 board L900 board produces supply voltages 3 3V for the display and 15 8V for the display backlight L900 Indicator LEDs LED Colour Indicates H1 green 3 3V OK H2 green 15 8V OK H3 green 5V OK L900 Test Points None 28 Service manual ORTHOPANTOMOGRAPH OP30 3 Circuit Boards L1200 3 2 L1200 CPU Board L1200 Location In rotating unit on the CCD sensor side To access re move the sensor external cover see section 7 1 L1600 Z motor driver L1500 CCD power supply 1700 Connector board 1200 CPU board L1200 Field replaceable parts None Service manual 29 3 Circuit Boards 1200 ORTHOPANTOMOGRAPH OP30 L1200 Description The CPU board controls the unit It controls the rota tion and Z movements the operation of the X ray tube and reads the signals from the touch panel It uses an embedded microcontroller on an Altera Cyclone FPGA circuit The board also has an Ethernet transceiver for PC connection I O buffers and a 14 bit A D conv
46. condition of main power supply cable and replace it if damaged Service manual T 1 General Information ORTHOPANTOMOGRAPH OP30 Tubehead Make sure that oil is not leaking from the tubehead If the tubehead shows signs of oil leakage replace it Covers and Labels Check that all covers are correctly installed and in good condition Also check that all the labels are attached to the unit and that they are all legible Fire risk WARNING Disconnect the unit from the main power supply before carrying out the next task Use a vacuum cleaner to remove all dust that has accu mulated inside the unit and cover air vents to eliminate the risk of fire Remove all dust from the circuit boards and pay special attention to the Generator board L1800 and PFC P1910 1 7 Disposal At the end of useful working life of the unit its spare and replacement parts and accessories make sure that you follow all local national and international regula tions regarding the correct and safe disposal and or recycling of the unit its spare and replacement parts and accessories The unit and its spare parts and accessories may in clude parts that are made of or include materials that are non environmentally friendly or hazardous These parts must be disposed of in accordance with all lo cal national and international regulations regarding the disposal of non environmentally friendly or hazardous materials 8 Service manual
47. cription PE BOARD MAINS SWITCH FUSES 10A L MAINS FILTER 1A 5B lt 2 6 Wiring diagrams overview PLATE PE L1300 INTERFACE BOARD 3703 RJ 12 E Molex 95009 2661 1709 5 EXPSW 1 EXT WAR READE 2 EXT WAR E EXPLT E CND XRAY ON CLOSED i 45V XRAY OFF OPEN 59 GND CY 3704 RJ 12 Molex 95009 2661 EXPSW READYLT EXPLT o GND Po M M 2701 II B 1X6M Z MOVEMENT 5 280372 2 9 1 EXPSW 2 READYLT gt lt J710 3 EXPLT n 1 EXPSW 4 GND 2 GND 5 5V 6 GND 1 5 2 BIDA 5 3 BICDB 98 4 BI_DC 5 BI DC 8 6 BI DB 1 5 7 BI DD 8 BI DD ZUP MICRO SWITCH ZDOWN MICRO SWITCH A UPPER SHELF PE L1600 Z MOTOR DRIVER J114 J104 J101 AMP FASTON MODU I 1x8M 1111 J100 SIDE CONTROL MODU II 1x2M TAB CONTACT 280612 1 MODU II 1x6M AMP MODU II 1x6M 280370 2 62409 1 280372 2 280372 2 1 MSW 1 2 l EXPSW 2 ZDOWN 2 GND 2 3 ACITR6OUT READYLT 123 2 MOLEX 5219 06 2 PLIN 1102 2115 5 GND 1 100 MODU II 1x2M 5 6 AC2TRSOUT 2 115VAC 280370 2 CONTACT 7 230VAC 62409 1 8 4 01 E 1 AC2 5 02 2 2 6 11 amp 12 J103 J116 J120 AMP MODU it 1x2M AMP MODU II 1x2M AMP MODU II 2x8M AMP MODU II 2x12M V 280370 2 280385
48. d Expsw preheat is enabled Preh After 800ms the exposure will start ExpEna The tubehead will receive power from the Generator board and the Generator board will also start to regulate the and kV according to and kV feedback Generator board Tube head 1 Filament mA Preh amp reference Voltage multiplier KV Contro 380 VDC P1910 380 PFC Board kalak TL zk n az ka MER E EUREN Expsw ExpEna Preh kV mA 0 800 ms Service Manual 19 2 Unit Description OP30 Position control The position of the rotating unit R movement is moni tored by optosensors on L2100 Rotation Position Sen sor Circuit The optosensors indicate in which sector the rotating unit is The optosensors ensure that the rotating unit is in the correct position start or PIO Pa tient In Out for an exposure The statuses of the optosensors are monitored continu ally by the unit software The upper and lower limits of the vertical carriage Z movement are monitored by microswitches A overview of the Imaging Chain This description assumes that the unit is ready to take an exposure Image acquisition is controlled by the DSD software component which is installed in the PC connected to the unit When an exposure is taken L1200 the CPU then sends a PPOWER CCDENA signal CCDENA sig nal activates vol
49. d documentation 1 1 3 Service precautions and 1 Servicing pre CAUTIONS i c kake kana k ye ka a kak 1 Warning Radiation Safety da kah kak ka ais 2 Warning Mechanical Safety aie etaient tetti kek kalak aa kak ka kak 2 Warning Electrical Safety dik kanada kah kabak a ka aka 2 Caution electrostatic 5 6 eere Warning Explosion T 4 Warning Cleaning the Elisa tnn e erm t dn ces 4 1 4 Unauthorized Modifications uacua nre kk kk kk kk tme e 4 ec E m m 4 1 6 Unit RR 5 Exposure switch atu cable uias di 5 MATESI NN r DB Red 5 WAL r 6 TO DE l Sl bua tun Kanya du te 7 7 Motor 5 r rrr rr 7 Position detectors e 7 Patient Positioning SB a at 8 Mains power Supply 8 MM OB O aa dade kak ka dlbe a 8 Covers and kek Wak A AA k 8 raa N 8 NAE TIO 9 Service manual V Contents ORTHOPANTOMOGRAPH
50. ead must be recalibrated From the Service Assistant select calib and calibrate the tubehead NOTE Keep exposure switch pressed for the duration of the calibration program After recalibrating the tubehead check if the calibration was successful If the calibration is successful select the exp function again and confirm that the mA and kV feedback signals are correct If the calibration was unsuccessful and the unit still does not work correctly check the hardware Hardware check Remove the cables from the tubehead side of the rotat ing unit Check the cables between the Tubehead and the Generator board Replace them if they are faulty and then recalibrate calib the tubehead If recalibration is not sucessful measure the feedback signals from the L1800 Generator board From the Ser vice Assistant select exp Connect a DMM to the TP 14 kVfb and TP17 GND on the Generator board and take an expose Then connect the DMM to TP18 mAfb and TP17 GND and take another exposure The values for feedback signals can be counted as de scribed in chapter 3 6 L1800 Generator Board Test points If values for the feedback signals are not within the lim its and recalibration does not help measure the refer ence signals from L1800 Generator board 73 4 Troubleshooting ORTHOPANTOMOGRAPH OP30 Connect a DMM to TP12 kVref and TP17 GND on L1800 and take an exposure Then connect the DMM to TP11 mAref
51. ection 7 1 R5100 3 phase microstepper drive re A H Generator board i and P1910 Power supply 1 CCD sensor A Tubehead and sensor filter board SS L2100 Rotation S We position sensor board Ct L2100 Field replaceable parts None L2100 Description L2100 is used to detect the position of the rotating unit L2100 has two optical switches that generate sensor signals ROTSW1 and ROTSW2 according to which position is activated L2100 includes a transmitter LED and a receiver or base The sensor signals remain on as long as the base receives light from the LED When the light to the base is cut off by the positioning rail the sensor signal is switched off 52 Service manual ORTHOPANTOMOGRAPH OP30 3 Circuit Boards L2100 L2100 Indicator LEDs None L2100 Test Points None Service manual 53 3 Circuit Boards R5100 ORTHOPANTOMOGRAPH OP30 3 10 R5100 3 Phase Microstepper Driver R5100 Location Inside the rotating unit above the head support To ac cess remove the head support lower protective cover see section 7 1 R5100 3 phase microstepper drive and P1910 Power supply 1 Sth Tubehead CCD sensor A and Sees sensor filter board L2100 Rotation LL position sensor board ae R5100 Field replaceable parts None R5100 Description R5100 controls the 3 phase stepper motor that drives the Rotating Unit T
52. erter The image data are saved in an SDRAM L1200 Indicator LEDs LED Colour Indicates D6 green 5V on D8 green Ethernet signal activity D9 green 10 Base T 10Mbit s in use D10 green 100 Base T 100MBit s in use D11 green 1000 Base T 1000MBit s not supported D12 green Full Duplex mode in use D13 green 1 2V D14 green 1 8V D20 green 5V D23 green 3 3V TEST1 green Flashing Core functioning TEST2 green Flashing Firmware functioning TEST3 green Flashing Not currently used L1200 Test Points None 30 Service manual ORTHOPANTOMOGRAPH OP30 3 Circuit Boards L1200 L1200 Block Diagram 1V2 1V8 2V5 3V3 L_ SPLAY lO TO FROM DI TOUCHSCREEN A D CONVERSION JTAG FLASH MEMORY BANK 1 4 CONVERSION CONTROL SIGNALS DDR BANK 5 8 MEMORY ETHERNET DDR MEMORY MAGNETICS MODULE 5V 3V3 2V5 DC DC CONVERSION 1V8 L1200 CPU BOARD 1V2 Service manual 31 3 Circuit Boards 11500 ORTHOPANTOMOGRAPH OP30 3 3 L1500 CCD Power Supply L1500 Location In the rotating unit on the the CCD sensor side To access remove sensor external cover L1600 Z motor driver 1700 Connector board L1200 CPU board L1300 Interface board rear of column L1500 Field replaceable parts None 32 Service manual OP30 3 Circuit Boards 11500 L1500 Description L1500 su
53. facturer of the unit with respect to its prod ucts 4 Service manual ORTHOPANTOMOGRAPH OP30 1 General information 1 6 Yearly maintenance The following tests and inspections must be carried out annualy by an authorized service person to verify that the unit meets the specifications and performance crite ria essential for correct and safe operation When taking measurements that require a multimeter always use a digital multimeter DMM Exposure switch and cable mA test Check that the exposure switch and cable are not dam aged Check that the exposure switch button does not stick down when pressed Take a test exposure to check that the exposure switch functions correctly Re place the exposure switch and cable they are damaged or do not function correctly WARNING X rays are generated when this test is car ried out PROTECT YOURSELF FROM RADIATION 1 Connect the probe of a DMM to test pin TP18 mAfb and the probe to TP17 GND on the L1800 Generator board 2 Select service command exp and an exposure time of 2000 ms refer to section 4 Service assistant and service functions in this manual 3 Protect yourself from radiation and take an expo sure Check the feedback values from the DMM The feedback values must be within the tolerance Selected mA mAfb V Tolerance V 6 1 2 0 15 1 05 1 35 8 1 58 0 15 1 43 1 73 10 2 0 0 15 1 85 2 15 12 2 4 0 15 2 25 2 55 If the
54. fer to the section Calibrating the CCD sensor in the installation manual 76 Service manual ORTHOPANTOMOGRAPH OP30 4 Troubleshooting 4 6 Bad quality images Bad quality images can be due to one or more of the following incorrect patient positioning a badly aligned unit the CCD sensor is not calibrated Incorrect patient positioning If the unit is producing bad quality images first make sure that the user is positioning the patients correctly For information on how to position the patient refer to the User s Manual A badly aligned unit If patient positioning is correct check the alignment of the unit For information on how to align the unit refer to the In stallation and set up manual The CCD sensor is not calibrated Calibrate the CCD Refer to the section Calibrating the CCD sensor in the installation manual Service manual 77 5 S2terminal and service commands ORTHOPANTOMOGRAPH OP30 5 S2terminal and service commands 5 1 Using the S2terminal The S2terminal utility includes a number of commands that allow the unit to be tested and configured during installation set up and service c s2terminal To open the S2terminal 1 Make sure that the dental imaging program being used is closed The PC s IP address must be in same subnet If not modify it according to installation manual Create a new folder in the PC connected to the unit and copy the s2terminal files into
55. he board receives in three control signals clk dir and ena It produces phase voltages for the stepper motor windings 54 Service manual ORTHOPANTOMOGRAPH OP30 3 Circuit Boards R5100 R5100 Indicator LEDs LED Colour Indicates D1 green 5V on D2 green 24V on R5100 Test Points Number Description Value 1 GND OV 2 VREF 0 97V 0 1V when HICUR 1 1 95V 0 1V when HICUR 0 default value TP3 CLK 5V freq lt 15kHz TP4 ENA 5V active 0V idle TP5 DIR 5 when idle or when moving to the PIO position OV when driving to end position TP6 PGND OV Service manual 55 3 Circuit Boards CCD Sensor Filter ORTHOPANTOMOGRAPH OP30 3 11 CCD Sensor Filter board CCD Filter Location In rotating unit To access remove the sensor inner cover see section 7 1 R5100 3 phase microstepper drive N Generator board P1910 Power supply CCD sensor A Tubehead and sensor filter board L2100 Rotation S iti gt position sensor board C LM CCD Field replaceable parts None Inside the CCD Sensor there is the CCD Sensor board The board cannot be accessed CCD Description CCD sensor converts X ray radiation to visible light and and then the CCD semiconductor chips measure the intensity of the visible light The analog signal is A D converted and sent in parallel data lines to the CPU board 56 Service manual ORTHOPAN
56. he board use the Service Assistant to recalibrate the unit and the power supply limits and reset the serial number calib mainscalib change the IP address if required update the FW if required serno Refer to section 5 Service Assistant and Service Functions L1500 Power Supply board additional instructions After replacing the board use the Service Assistant to recalibrate the unit mainscalib Refer to section 5 S2terminal and service com mands L1910 PFC board additional instructions After replacing the board use the Service Assistant to recalibrate the unit mainscalib Refer to section 5 Service Assistant and Service Functions Service manual 95 7 Replacing parts ORTHOPANTOMOGRAPH OP30 7 6 Replacing the z motor CAUTION DO NOT attempt to replace the z motor while the unit is in the vertical position either when attached to the wall or to an exhibition base The rotating unit must be removed from the z carriage and then the unit removed from the wall and placed on the floor before the z motor is replaced 1 Switch the unit off and disconnect it from the power supply 2 Remove the covers from the bottom of the column Remove the long screws 4 that hold the Front Cover A to the bottom of the column the screws can be accessed from the rear of the column and remove the front cover Screws 3 Remove the screws 2 x 2 that hold the two Side Covers B to t
57. he bottom of the column and remove the Side Covers Special long screws x4 96 Service manual ORTHOPANTOMOGRAPH OP30 7 Replacing parts a ii 3 Remove the upper shelf top cover 4 x M4 screws from the upper shelf 4 3 Remove the stiffening plate 10 screws from the top of the upper self and then disconnect all the cables that connect the rotating unit to the L1600 Z motor board Also disconnect the Ethernet cable and the ground leads 1600 Z motor board Ground leads Rotating unit Stiffening plate 4 CAUTION HEAVY OBJECT THE FOLLOW ING TASK REQUIRES TWO PEOPLE Place some soft material on the ground so that the rotating unit will not be damaged when it is removed from the upper shelf and placed on the ground Service manual 97 7 Replacing parts ORTHOPANTOMOGRAPH OP30 Loosen the 4 nuts that hold the rotating unit to the upper shelf and then slide the rotating unit off of the upper shelf and place it on the ground 5 CAUTION HEAVY OBJECT THE FOLLOW ING TASK REQUIRES TWO PEOPLE Remove the unit from the wall or exhibition stand and lay it on the floor For information on how to do this refer to the installation instructions and follow in reverse order the instructions on how to attach the unit to the wall or exhibition stand 6 Loosen the nuts 4 that hold the column upper front plate in position There are two at the to
58. he images will be the same size 0 25mm If the white section in the tubehead on right image is greater than the white section in the tubehead on left image the collimator must be moved to the right turn the collimator ad justing screw clockwise If the white section in the tubehead on right image is less that the white section in the tubehead on left the collimator must be moved to the left turn the collimator adjusting screw counter clockwise Service manual 105 8 Aligning the unit ORTHOPANTOMOGRAPH OP30 To adjust the collimator loosen the nuts 2 that hold the collimator assembly in position and the adjust the left right position of the collima tor with the screw 1 on the right hand side 7 Recheck the position of the collimator and readjust if necessary 8 Remove the hexagon socket wrench from the locking hole when you have completed this adjustment 106 Service manual ORTHOPANTOMOGRAPH OP30 8 Aligning the unit 8 4 Checking and adjusting the Chin Support 1 PC Enable image capture 2 Make sure that the chin support is in the 0 position and then attach the aligament cone assembly to the chin support an 3 Manually rotate the Rotating Unit so that it is parallel to the side of the upper shelf and the tubehead is at the front Insert a 4mm hexagon socket wrench into the locking hole in the Ro tation bearing to hold the rotating
59. ice manual 109 8 Aligning the unit ORTHOPANTOMOGRAPH OP30 gt N RU RU forwards backwards i Rotation bearing Correct Protect yourself from radiation Press and hold down the exposure switch to take an exposure Examine the image If the focal trough is in the correct position the top point of the alignment cone will be seen in the center of the exposed area If you only see the sides of the alignment cone the focal trough is not in the correct position and it must be adjusted by moving the rotating unit RU backwards or forwards To adjust the positon of the rotating unit loosen the two nuts that hold the rotation bearing in place Turn the adjusting screw to move the Rotating Unit backwards or forwards Counter clockwise will move the Rotating Unit towards the column and clockwise away from it 110 Service manual ORTHOPANTOMOGRAPH OP30 8 Aligning the unit 6 Take a panoramic exposure with the ball pin phantom attached for the fine adjustment of the focal through If the center ball is not round with no more than 0 2mm difference between the horizontal and vertical diameter or the distance between the center ball and the left and right hand balls is same with no more than 2 0 mm deiffer ence the Rotating Unit must be positioned in the forward backward position Distance left Distance right If the middle ball in the image is too
60. k Appears only on start up CAUSE The membrane switches on the column are stuck SOLUTION Reboot if problem persists replace the membrane but tons Service manual ORTHOPANTOMOGRAPH OP30 4 Troubleshooting 4 3 Problems while preparing the unit for an exposure Image of emergency button appears main display CAUSE The emergency switch has been pressed down NOTE LED D4 ESTOP 11600 will come on when the emergency switch is pressed down SOLUTION Turn the emergency switch clockwise to release it The side control panel Return key does not work CAUSE The Membrane key panel is faulty SOLUTION Press some of the other keys to see if they work cor rectly If they do it indicates that the return membrane key is faulty and the membrane key panel must be replaced Error E 7 Opto or r motor failed during r movement Service manual CAUSE L2100 or R5100 or rotating unit stepper motor is faulty The rotating unit cannot position itself correctly and keeps on rotating until the timeout E 9 stops move ment because L2100 is faulty The rotating unit does not move when the R key is pressed SOLUTION L2100 can be checked by using the service command optotest see section Service Assistant and Service Functions The optotest command displays values that indicate the position of L2100 When you manually rotate the rotating unit the values should change sector 0 sector 1 sector 2 and
61. l 61 4 Troubleshooting OP30 4 2 Problems during start up Nothing happens when the unit is switched on The on off switch light does not come on CAUSE A Power SOLUTION A Check to see if the power has been cut off CAUSE B Unit not connected to the main power supply SOLUTION B Make sure that the unit is connected to the main power supply Check the condition of the power supply cable If it is damaged replace it CAUSE C The main fuses 2 have blown SOLUTION C Disconnect the main power supply cable from the unit and then replace the main fuses 2 They are located below the main power supply cable at the rear of the column The fuse ratings are stated in chapter 2 5 Electrical description Main fuses The on off switch light comes on but the display does not come on CAUSE A L900 Control panel is not receiving power or is faulty SOLUTION A Check the supply of power to L900 Power is routed to L900 as follows 1 Mains power is supplied to L1600 Z Motor Driver If L1600 is receiving power lamp LA1 on L1600 will be on If it is not check the cables and connectors be tween the on off switch and L1600 J105 and J106 and replace the cables if they are faulty If the cables are okay replace L1600 62 Service manual ORTHOPANTOMOGRAPH OP30 4 Troubleshooting Service manual 2 11600 Z motor driver supplies mains voltage to the P1910 FPC
62. le radiation shield positioned at least two metres six feet from the unit Warning Mechanical safety Disconnect the unit from the main power supply before removing any covers Disconnect the unit from the main power supply before repairing or replacing mechanical parts or installing ac cessories Be careful when operating the unit not to get body parts or clothing trapped between moving parts During operation some surfaces and components may become hot Take precautions to avoid burning yourself The aperture plate in the collimator is made of lead Pb which is toxic Do not touch it with your bare hands Do not open the tubehead There are no serviceable parts mechanical or electrical inside the tubehead Warning Electrical Safety Disconnect the unit from the main power supply before replacing circuit boards or other electrical components If there are capacitors on a circuit board or electrical component wait ten 10 minutes after disconnecting the unit from the power supply before handling the board or component 2 Service manual ORTHOPANTOMOGRAPH OP30 1 General information If you have to leave the unit unattended during servicing or maintenance disconnect the unit from main power supply to protect people who may touch the unit from electric shock This unit should be used only in areas that are provided with a protective earth connection to ensure an equipo tential ground connecti
63. neral Information 1 1 Introduction This manual describes how to service second genera tion OP30 ORTHOPANTOMOGRAPH OP30 Digital Panoramic X ray Unit There are two versions of the unit first generation these have serial numbers starting with IV second generation these have serial numbers starting with IO 1 2 Associated documentation The unit user s manual The unit installation manual The unit spare parts manual 1 3 Service precautions and warnings Servicing precautions Only service personnel trained and approved by the manufacturer of the unit are allowed to service the unit Before attempting to service the unit make sure that you know how to operate it Read the unit user s manual Read and familiarize yourself with the warnings and precautions listed in the unit user s manual Only use original INSTRUMENTARIUM DENTAL Systems spare parts when repairing the unit or replac ing parts The unit can operate using voltages 100 to 120 VAC or 220 to 240 VAC The only difference between the two versions is the supplied power cable Service manual 1 General Information ORTHOPANTOMOGRAPH OP30 Warning Radiation Safety Before servicing the unit familiarize yourself with local and national radiation safety standards and require ments relating to dental x ray equipment When taking test exposures take adequate precautions to protect yourself from radiation Stand behind a suit ab
64. nerates pre heat current to warm up the filament before x rays are switched on and filament current during exposure The Generator board receives kV and mA feedback signals from the tubehead that are used to monitor and adjust the generated values The Generator board pro duces its own supply voltages 44 Service manual 3 Circuit Boards 11800 ORTHOPANTOMOGRAPH OP30 L1800 Block diagram QN9 QuHVO8 HOJIVH3N39 00811 TOHINOO 39VLIOA ASVLIOA LNdLNO LN3AV l3 1 N3WV lI ASVLIOA LAdNI LN aWNV II QN9 H JAM Ndo NMd o 105109 Tins 1103 MO3HO 9 A08 45 Service manual 3 Circuit Boards 11800 ORTHOPANTOMOGRAPH OP30 L1800 Indicator lights LED Colour Indicates H1 green 380V capacitors charged H2 green 15V H3 yellow Exposure H4 red Tube fail H5 yellow Preheat H6 green 15V_HVGND L1800 Test Points Number Signal Value TP1 27V5 TP2 5V FILTERED MAPWM TP3 GND OV TP4 15V TP5 NOT USED TP6 NOT USED 7 HVGND 0 TP8 17V TP9 VDD 15V_HVGND TP10 FILTERED KVPWM 11 mAref Calibrated by the CPU TP12 kVref Counted from value 1V 22kV TP13 NOT USED TP14 kVfb Counted from value 1V 22kV TP15 EXPENA on to enable off to disable TP16 MAFB_INT 0 2 1 17 GND 0 18 mAfb 0 2 1 19 Tubeheat 20 J2 closed 2
65. nes Filter Test Points None Service manual 59 4 Troubleshooting ORTHOPANTOMOGRAPH OP30 4 Troubleshooting 60 4 1 Initial checks Error Codes Restarting the unit If the unit fails to operate does not operate correctly or if an error code appears switch the unit off wait fora few seconds and then switch the unit on again If the unit still does not operate correctly or the error message reappears follow the troubleshooting procedures de scribed here to correct the problem If there is a problem with image transfer close and reo pen the dental imaging software and or restart the PC If the unit malfunctions or if it is used incorrectly an error code will appear on the main control panel There are two categories of error code H user errors and system errors When an error code appears on the display the unit will stop working The unit cannot be operated while the er ror code is on the display To clear an error code from the display correct the error and then press any key on the main control panel NOT the side control panel NOTE Error E18 display failure can only be seen on the serv ice assistant Checking circuit boards Circuit boards cannot be repaired in the field On some boards some fuses can be replaced But if a board is faulty replace it On most of the circuit boards there are indicator LEDs that allow the operation of the board to be monitored and
66. on Caution electrostatic discharge Electrostatic Discharge ESD can damage or destroy electronic components When servicing the unit take precautions to avoid elec trostatic build up and discharge ESD Follow the rec ommendations for the prevention of ESD that are used in the country in which you are working If no recom mendations are available follow the guidelines below Leave all new or replacement circuit boards and electrical parts in their protective packaging until the boards are needed Before handling circuit boards and electrical parts make sure that any static electricity charge that has built up in you body is discharged When examining and checking circuit boards use an antistatic wrist wrap which is connected to a ground point through a 1 Mohm current limiting cable For a ground point use water pipes radiators or other ob jects that are known to be connected to the ground Also use a cable to connect the unit to the same ground potential as the wrist wrap When handling circuit boards hold them by their edges and do not touch any components or connec tors Ifan antistatic mat is used connect the wrist wrap to the mat and the mat to the ground potential Wash the wrist wrap and check that it is in good condition frequently Service manual 1 General Information ORTHOPANTOMOGRAPH OP30 Warning Explosion hazard Certain disinfectants and cleaning agents may vaporize to
67. ors the line voltage FMON PFC middle circuit voltage PWR_OK 48 Service manual 3 Circuit Boards P1910 ORTHOPANTOMOGRAPH OP30 49 QN9AH ALL Odd 01614 AOZ QN9 ASL GND AS ZZ YSMOd xnv INDAH 08 NOISSH3ANOO 4 NO HOlVHVdlNOO GNDAH 08 P1910 Block diagram Service manual 3 Circuit Boards P1910 ORTHOPANTOMOGRAPH OP30 P1910 Indicator LEDs LED Colour Indicates AS green 380V A8 green 27 5 A9 green 20V A10 green 17V_HVGND 15 green 15V P1910 Test Points None 50 Service manual ORTHOPANTOMOGRAPH OP30 3 Circuit Boards L1300 3 8 11300 Interface Board L1300 Location At the rear of the column near the base L1600 Z motor driver 1700 Connector board 1200 CPU board L1300 Interface board rear of column L1300 Field replaceable parts None L1300 Description L1300 serves as an external interface to the outside environment The exposure button and the remote ex posure button are connected to this board L1300 Indicator LEDs None L1300 Test Points None Service manual 51 3 Circuit Boards 12100 ORTHOPANTOMOGRAPH OP30 3 9 L2100 Rotation Position Sensor Board L2100 Location Inside the rotating unit under the head support To access remove the head support and then the lower protective cover see s
68. otation This command is used during factory testing exit demo mode Exits the unit demonstration mode exposure lt time gt in milliseconds default is 1000 Generates x rays The CCD sensor is not activated and the rotating unit does not move It is used to check the beam alignment during unit installation refer to the Installation manual for more information and to trouble shoot the tubehead and generator board CAUTION Protect yourself from radiation when using this function The default exposure time is 1000 ms when exp is keyed in If you wish to have a longer exposure time key in exp and them enter a value for example gt exp 3000 will result an exposure time of 3000 ms The minimum value you can key in is 100 ms and the maximum is 20000 Press and hold down the exposure button to activate x rays If exposure times of 1000 ms or longer are used the mAfb and kVfb ADC values will appear To exit the command key in q and then press Enter or press the RETURN key on the unit control panel NOTE The kV value used for the exposure will be the one selected before entering the service mode The kV value cannot be changed while the unit is in the service mode If you wish to change the kV you must exit the service mode Service manual 83 5 S2terminal and service commands ORTHOPANTOMOGRAPH OP30 NOTE The still command described later generates x rays and activates the CCD sen
69. p of the front plate and two at the bottom Column upper front plate 98 Service manual ORTHOPANTOMOGRAPH OP30 7 Replacing parts 7 Carefully slide the column upper front plate off of the column Be careful not to damage the surface finish Service manual 99 7 Replacing parts ORTHOPANTOMOGRAPH OP30 8 Remove the two nuts that hold the safety nut to the bottom of the z carriage assembly and then slide the z carriage upwards away from the safety nut Safety nut 9 Remove the terminal plate from the column assemble 2 screws and then disconnect the motor power supply cables from the terminal block and the ground cable from the motor Ground cable Terminal plate 100 Service manual ORTHOPANTOMOGRAPH OP30 7 Replacing parts 10 Remove the three nuts that hold the z motor to the bottom of the column assembly 11 Install a new z motor connect all the cables and then replace all part and covers 12 Reattach the unit to the wall or exhibition stand and then reinstall the rotating unit 13 Level the unit and check the alignment as de scribed in the installation manual Service manual 101 8 Aligning the unit ORTHOPANTOMOGRAPH OP30 8 Aligning the unit After replacing one of more of the following tubehead collimator CCD sensor the alignment of the unit must be checked and if required adjusted 8 1 Removing the covers
70. pplies different voltages to most of the circuit boards in the unit L1500 receives 27V5 and 20V from P1910 PFC and regulates these voltages to produce the other voltages that the unit requires The CCD sensor require 3 3V 3 3V 3V 15V 9 4V 5V L900 and the 3 phase stepper motor require 24V L1200 and peripheral electronics require a regulated 5VDC power supply P1910 measures mains voltage This value is converted to frequency signal and is then transferred to L1500 board On L1500 board the signal is converted to DC voltage This DC voltage is measured by AD converters on L1200 CPU board Service manual 33 3 Circuit Boards 11500 ORTHOPANTOMOGRAPH OP30 L1500 Block diagram 27 5V SMPS 24V 15V internal LINREG SS 15V_CCD SMPS CCDENA 5V2A SMPS 3 3V_CCD LINREG SS 3 3V_CCD LINREG CCDENA 3V_CCD LINREG 9 4V 20V 15V internal ACVOLT_MONITOR_FREQ ACVOLT_MONITOR_VOLT F V CONVERSION L1500 POWER BOARD 34 Service manual ORTHOPANTOMOGRAPH 3 Circuit Boards 11500 L1500 Indicator LEDs LED Colour Indicates D8 green 15V_CCD on D9 green 3 0V_CCD on D10 green 3 3V_CCD on D12 green 5 013 green 5 0V_CCD on D14 green 9 4V_CCD on D16 green 24V on D17 green 3 3V on L1500 Test Points Number Description Value TP1 24V 24V TP5 CCDENA 5V on 0V off TP7 5 0V TP8 5 0V_CCD TP10 3 3V TP11 3 0V_CCD TP
71. r E 19 Exposure switch stuck down EE 66 Error E20 PCF POWERGOOD Signal iS down 66 Error E22 BUMOM Stuck k anak a 66 4 3 Problems while preparing the unit for an 67 Image of emergency button appears on main display 67 The side control panel Return key does not 67 Error E 7 Opto or r motor failed during r movement 67 Rotating unit stop rotating no error 68 Patient positioning light s do not come 68 Up down Z motor keys do eiit emet 69 24 Problems during ke RE eta t ul k ad ae 71 Nothing happens when the exposure button is pressed 71 Error code H1 Exposure interupted 71 Error codes EO E1 and E2 cep ape taba dtd Rau EO REI EXE D E ka KAKA KA A KA 72 Error E 10 CCD initialization configuration failure 74 Error E 11 CCD power 74 Error E 12 COD line failure 75 Error E 13 CCD Configuration checksum failure 75 Service VII
72. sor but the rotating unit does not move expcnt exposure counter use lt clear gt option to clear it Displays the total number of exposures taken with the tubehead To zero the exposure counter enter clear gt expcnt clear and then press Enter NOTE Always zero the exposure counter when the tubehead is replaced help display info on command help cmd or h cmd Displays the service command list and information about the commands imagecalib takes a calibration image for calibrating the DSD Creates a technical image which is then used by the im age capturing driver for image correction This function can also be carried out using the unit GUI See the section Calibrating the CCD sensor in the installation manual ip configure ip address Displays the current IP address of the unit To change the IP address enter the new one gt ip aaa bbb ccc ddd the new IP address and then press Enter 84 Service manual ORTHOPANTOMOGRAPH OP30 5 S2terminal and service commands After changing the IP address of the unit communica tion between the unit and the PC will be lost and the link to the PC will have to be reconfigured Refer to section 3 5 Configuring the communication link to the PC in the installation manual NOTE The IP address can also be reset using the driver tools kVcheck test kV mA combinations Displays feedback values of all combinations log service log
73. sor values for 30 seconds Allows L2100 to be checked Optosensors on L2100 monitor the position of the rotating unit The optotest command displays for 30 seconds val ues that indicate the position of the L2100 board When you manually rotate the rotating unit the values should change sector 0 sector 1 sector 2 sector 3 which indicates that the optosensors on the L2100 board are working and that the board is functioning cor rectly If the values do not change the L2100 board or the cabling is faulty 86 Service manual ORTHOPANTOMOGRAPH 5 S2terminal and service commands patt generates test pattern from CCD module Produces a test pattern image from the CCD SX printgen quit reset restore The pattern shows a number of two tone gray vertical lines These indicate that the data lines to the CCD sen sor are working correctly prints the generator settings Displays the settings that are stored in the configuration memory quit service terminal Exits and closes the service terminal reboot the unit Reboots the unit restore factory configuration Restores the configuration settings to the default factory settings You must key in restore configuration gt restore configuration and then press Enter Service manual 87 5 S2terminal and service commands ORTHOPANTOMOGRAPH OP30 setserno stillmode warmup configure serial number and MA
74. t Replace the transformer CAUSE F The Z motor internal thermal switch has opened If the unit is driven up and down for a long period time the Z motor can overheat and cause the thermal switch to open SOLUTION F Wait for the Z motor to cool down and the thermal switch to close Service manual ORTHOPANTOMOGRAPH OP30 4 Troubleshooting 4 4 Problems during exposure Nothing happens when the exposure button is pressed CAUSE A Exposure switch failed SOLUTION A Replace the exposure switch CAUSE B Unit not in ready mode no or no active client reserving the unit SOLUTION B Check PC connection and SW status CAUSE C Faulty cable s between L1300 1 board and L1600 Z motor driver or between L1600 and L1700 board or between L1700 and L1200 CPU board or between L1700 and L1800 Generator board SOLUTION C Replace faulty cable s Error code H1 Exposure interupted Service manual CAUSE A OPERATOR ERROR The exposure button was re leased during an exposure SOLUTION A Advise the operator to hold down the exposure button for the duration of the exposure CAUSE B The exposure button failed while it was being pressed during an exposure SOLUTION B Take a test exposure to see if the same error code ap pears again If it does replace the exposure button 71 4 Troubleshooting ORTHOPANTOMOGRAPH OP30 Error codes E
75. t display info on command help cmd or h takes a calibration image for calibrating the DSD configure ip address test kV mA combinations service log lt all gt lt clear gt lt newest gt lt statistics gt make a service signature for current events print mac address calibrates main voltage high and low limits parameters lt current voltage gt print current mains voltage value run exposure ramp prints optosensor values until user types q on keyboard generates test pattern from CCD module prints the generator settings quit service terminal reboot the unit restore factory configuration print unit serial number configure serial number and MAC accordingly still image exposure mode tubehead warmup before first use Service manual 79 5 S2terminal and service commands ORTHOPANTOMOGRAPH OP30 9 10 11 To select a function key the function name for example exp into the field at the bottom of the service terminal gt exp Information about the selected function will ap pear at the bottom of the list of functions To display information about an individual command key in help cmd where cmd is the command name in question gt help cmd To exit the service terminal key in quit gt quit Then press Enter 80 Service manual ORTHOPANTOMOGRAPH OP30 5 S2terminal and service commands 5 2 The Service commands COMMAND calib DESCRI
76. tages for the CCD sensor The CPU s control software continuously monitors the status of the connection with the DSD driver After im age exposure but before image transfer the CPU sends a label that includes the imaging and dose parameters kV mA s and an imaging program identifier The CPU enables the IMAGE signal to activate pixel clocking The CPU then produces the TDI clock signal which clocks the pixels from the CCD sensor Derivation of several CCD clock signals from the TDI clock is done by the CCD sensor board 20 Service Manual ORTHOPANTOMOGRAPH OP30 2 Unit Description Radiation striking the CCD sensor is converted to vis ible light which is detected by the CCD cell A binning procedure is carried out on individual pixels i e two ad jacent pixels in a row and column 2 x 2 binning forms one large pixel 96um x 96um The output voltage of the CCD is fed to a 14 bit A D converter The CCD sensor board sends the image data now 12 bits to the CPU board where they are saved on the SDRAM The image information is transferred to the PC via the Ethernet cable L1200 cPu L Ethernet In the PC there is a Network Interface Card NIC After image data transfer the DSD preprocesses the raw image for example it interpolates gaps between CCD chips and carries out dark current correction and gain correction the pixels do not have equal characteristics Service Manual 21 2 Unit Des
77. ted 20 LINMOTOR DIR 20 RGB9 1511 17 MAFB 1053 44 PLOW 19 CS 12 GND 21 LINMOTOR_CLK_1 21 GND 3 3VD_CCD MOLEX 5566 04A 15 SPARE1IN it D4 ae Bw 20 GND 13 GND 22 GND 22 8 36 3 3VD_CCD 9 GND 12 55 s jir 21 BEEP 14 GND 23 CHILD_COLLIM 23 RGB7 J204 37 GND 2 42AV 20 SPARE2IN 13 46 EXPSW 22 MA REF 15 GND 24 BW COLLIM 24 RGB6 AMP MODU II 1x8M 38 GND 3 OND 21 14 GND 23 KV REF 16 GND 25 GND 25 GND 280373 2 39 GND 20 5 MOST 49 24 PREH 17 GND 26 SPARE1OUT 26 RGBS 1 45V GND 4 GND 53 IE 50 GND 25 18 GND 27 SPARE2OUT 27 RGB4 52 28 GND 28 2 GND 24 17 5 22 GND 19 GND 29 GND 29 GND 3 3 3 I8 CND IMAGE 20 45V 4 GND T J207 J501 19 28 not used AD in 21 30 5V 30 RGB2 5 RIBBON CABLE 1mm 29 TDI_CLK 31 RGB1 MODU II 1x2M 20 GND 30 TxD 22 5V 32 RGBO 6 CCDENA 280370 2 1 TUBEFAIL 21 BEEP 31 CCDENA 22 42 33 GND 7 ACVOLT MONITOR VOLT 2 TUBEFAIL 455 22 REF 32 PPOWER 24 5 34 vs 8 POWERGOOD 1 24V 3 MODU II 2x8M 23 KV REF 33 25 pin is not connected 35 HS 2 GND 4 E PREH 26 PENA 280385 2 24 PREH 34 GND EAT 36 RGB_ENA_OUT 5 1 5 0VD2 25 35 DIR 2L BEENA 37 GND 6 KVPWM 2 5 0VD2 26 GND 36 GND 59 HICUR 38 RGB DCLK OUT 7 GND 3 ESTOP 27 IMAGE 37 ENA 1 30 SPARESOUT 39 GND 8 GND 4 PL ENA 28 38 GND 40 9 ZENA 29 TDILCLK J506 31 SET100V SPI_MOSI_OUT KVEB 5 ZENA 39 5V 32 SET115V 41 SPI MISO IN 10 KVFB 6 KEYSTATUSOK 30
78. test pins TP that allow the operation of the board to be checked LED and test pin descriptions for each circuit board are in the section 3 Circuit Boards Use a digital multimeter DMM when checking boards Service manual ORTHOPANTOMOGRAPH OP30 4 Troubleshooting Checking cables and connectors Visually check cables for mechanical damage cuts damaged insulation and twists If a cable is damaged in any way replace it If there is no obvious mechanical damage to a cable but you think that it may be faulty use a digital multimeter DMM to check the resistance of the different wires within the cable An undamaged wire will have close to no resistance gt 0 ohm a damaged wire will have a high resistance value Make sure that all cables are correctly and securely at tached to their respective connectors Connectors must not be loose or misaligned If the connector has a lock ing mechanism make sure that it is locked If you find a loose or misaligned connector disconnect it and check for bent broken or missing pins If there is damage that can be easily repaired for example straightening a bent pin repair the damage and recon nect the connector If the damage cannot be repaired replace the cable Note that if the connector on the board is also dam aged the board may also have to be replaced Power supply problems Power supply problems are described in section 4 2 Problems during start up Service manua
79. tore command NOTE default program 1 adult pan 2 child pan 3 TMJ and 5 Test display summary of CCD configuration data Displays the factory and current configuration param eters of the CCD sensor These values are for informa tion only dose area product calibration value lt value gt Displays the dose area product DAP calibration value Use values 8mA 70kV and 1sec FACTORY USE ONLY takes dark current image dc dark current Is used to check if the CCD sensor is working Press the Return key to start the check During the check a series of values will appear in the service assistant window When the check is complete the image will be trans ferred When the sensor is working correctly the vertical centre of the image will be slightly gray because of noise NOTE If an image does not appear then the CCD sensor is faulty enter demo mode Enters the unit demonstration mode X rays shall be disabled and unit shall be in ready state even without computer This is for exhibition use display power level lt value gt Sets the power level of the display Upper or lower case text can be used OFF LOW NORMAL HIGH 82 Service manual ORTHOPANTOMOGRAPH OP30 5 S2terminal and service commands endu exitdemo exp endurance test drives rotating unit 75 rounds Automatically drives the rotating unit through 75 rotation cycles No radiation in generated during r
80. uit Boards CCD Sensor Filter ORTHOPANTOMOGRAPH OP30 3 Yellow 15V 3V and 9 4V LED gate voltages LIMITS 15V between 13 5V to 16 5V 3V between 2 4V and 3 6V 9V between 9 92V and 9 17V Another required voltage is uC 3 3V It is used to power the microcontroller 3 3VD_CCD CCD TxD and CCD RxD Yellow Serial communication In normal operation they flash intermittently They indicate communication activity If CCD RxD is off passive CCD sensor CCD TxD will also be off NOTE If CCD TxD is off CCD RxD is on and the CCD status LED flashes during and after image capture it indicates that the CCD sensor tried to receive the image but the transmit communication routine failed CCD Status 3 color It indicates that the CCD is connected all the software has been downloaded and it is ready to take an image Green Stand by mode Yellow Image capture mode power on Red In position but not yet ready SW is being loaded Red flashing Fatal SW error communication routine failure after an image has been taken If this happens switch the unit off for 10 seconds and then switch the unit on again 58 Service manual ORTHOPANTOMOGRAPH OP30 3 Circuit Boards CCD Sensor Filter Filter Field replaceable parts None Filter Description Sensor filter board is a low pass type RF filter board which filters electromagnetic interference EMI from all CCD signal and and power supply li
81. unit in posi tion Service manual 107 8 Aligning the unit ORTHOPANTOMOGRAPH OP30 4 Protect yourself from radiation Press and hold down the exposure switch to take an exposure 5 Examine the image If the chin support CS is in the correct posi tion the top point of the alignment cone will be in the center of the exposed area 2 If you only see the sides of the alignment cone the chin support must be moved to the P left or the right To adjust the positon of the chin support loosen the two screws that hold it in place on the underside of the chin support and adjust accordingly vn CS to CS to Correct right left IMPORTANT NOTE Check and if necessary adjust the position of the midsagittal light if you adjust the position of the chin support 108 Service manual OP30 8 Aligning the unit 8 5 Checking and adjusting the focal trough 1 PC Enable image capture 2 Make sure that the chin support is in the 0 position and then attach the aligament cone assembly to the chin support Manually rotate the Rotating Unit to the Patient In Out PIO position Rotating Unit parallel to the front of the upper shelf and the tubehead t h is on the right Insert a 4 mm hexagon socket wrench into the locking hole in the Rotation Bearing to hold the Rotating Unit in position Locking hole Serv
82. wide turn the adjusting screw clockwise If the middle ball in the image is too narrow turn the adjusting screw counterclockwise TO Repeat this procedure until the middle ball is round according to the tolerance Service manual 111 8 Aligning the unit ORTHOPANTOMOGRAPH OP30 8 6 Recheck the alignment 1 Take a ball pin exposure to confirm that the unit is now correctly aligned Refer to the Installation Manual section 5 Checking the alignment If the unit needs realigning adjust accordingly 8 7 Calibrating the CCD sensor 1 PC Enable image capture 2 PC Select the imagecalib refer to the instal lation manual for information on how to do this 3 Protect yourself from radiation and take an exposure 4 Examine the image It should be evenly grey all over with no granularity nor horizontal lines stripes If the image is not evenly grey repeat the calibration until it is 112 Service manual

208711 rev 1 OP30 Service ENG

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