Myray RX DC Technical Manual
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Myray RX DC Technical Manual

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Stabilimento / Plant
Via Bicocca 14/c - 40026 Imola (Bo) Italy
Tel. (+39) 0542 653441 - Fax (+39) 0542 653555
Www.cefladentale.it - cefladentale@cefla.it
RX DC
T e c h n i c a l m a n u a l
c o d . 9 7 0 7 0 0 1 2 r e v . 4
A f t e r S a l e s S e r v i c e - P l a n t V i a B i c o c c a 1 4 / c 4 0 0 2 6 I m o l a ( B O )
I t a l y - T e l . + + 3 9 0 5 4 2 6 5 3 4 4 1 - F a x + + 3 9 0 5 4 2 6 5 3 5 9 6
E - m a i l : s e r v i c e . c e f l a d e n t a l e @ c e f l a . i t

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Лилия
June 30, 2025

где находятся батарейки у наладонника myray RX DS

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Summary of Contents for Myray RX DC

  • Page 1 RX DC T e c h n i c a l m a n u a l c o d . 9 7 0 7 0 0 1 2 r e v . 4 Stabilimento / Plant Via Bicocca 14/c - 40026 Imola (Bo) Italy A f t e r S a l e s S e r v i c e - P l a n t V i a B i c o c c a 1 4 / c 4 0 0 2 6 I m o l a ( B O ) I t a l y - T e l .

  • Page 3: Table Of Contents

    Contents 1. General safety precautions............................3 2. Packaging .................................3 2.1. Dimensions and contents ..........................3 2.2. Handling and storage ............................3 3. Before installation ..............................4 3.1. Mechanical specifi cations required .........................4 3.2. Central control unit power supply .........................4 3.3. Wiring connection between central control unit and generator light ..............4 4.
  • Page 4 INSTALLATION...

  • Page 5: General Safety Precautions

    INSTALLATION 1. General safety precautions Cefl a Sc - Cefl a Dental Group guarantees the safety, reliability and performance of the equipment under the following conditions: • Installation and technical service is performed by authorized technicians using Cefl a Sc - Cefl a Dental Group original spare parts.

  • Page 6: Before Installation

    3. Before installation 3.1. Mechanical specifi cations required If the wall is thin (hollow bricks or similar), use the backplate (part no. 99930887) to be mounted on the wall or placed on the side of the wall opposite the wall where the unit is to be installed. Decide on a suitable system for fi...

  • Page 7: Installation

    4. Installation The x-ray unit must be installed by a qualifi ed technician in compliance with the installation instructions given below as regards both the mechanical and electrical parts. WARNING! Always check that the voltage indicated on the generator’s nameplate corresponds to that for the electrical system.

  • Page 8: Extension Arm

    4.3. Extension arm WARNING! Do not lubricate the pin of the extension arm: the wall-mounted plate is provided with self-lubricating bushings. Figure B • Insert the pin (b) of the extension arm (c) in the hole provided in the wall-mounted plate. •...

  • Page 9: Installing The Double Pantograph Arm

    4.4. Installing the double pantograph arm WARNING! The arms are supplied secured together by a belt. This belt should not be removed until the two free ends of the arms have been connected to their corresponding attachments: the extension arm (already secured to the wall) and x-ray head. If the belt is loosened before fi...
  • Page 10 Figure F • Take the grubscrew used to stop rotation (o) from the x-ray unit kit and tighten it at point H (tighten it fully and then loosen by ½ turn). NOTE:Turn the pantograph arm to check that the adjustment has been made properly. •...

  • Page 11: Installing The Generator

    4.5. Installing the generator Figure I • Take the generator out of the packaging. • Insert the pin (a) in the sleeve making sure the respective openings match and secure with the screws (b) provided. • Insert the power cable in the generator’s pin and run it out of the opening (c) provided. •...

  • Page 12: Balancing The Double Pantograph Arm

    4.7. Balancing the double pantograph arm Figure M If the double pantograph arm does not stay in a stable position, adjust the spring tension by using an 8mm Allen wrench about 20cm long. • To adjust the arm (a) connected to the extension: position it as shown in the fi gure and place the wrench at point A. NOTE: TIGHTEN (clockwise) if the arm tends to move down.

  • Page 13: Wall-Mounted Plate Wiring Connections

    4.9. Wall-mounted plate wiring connections Figure O • Connect the power cable (LINE) to terminal K2, observing the following positions: - SUPPLY (BROWN WIRE) - GROUND (YELLOW/GREEN wire) N - NEUTRAL (BLUE wire) • Connect the generator’s power cable to the respective connectors, observing the following positions: K6 - brown wire and blue wire.

  • Page 14: Completion Of Wall-Mounting Plate And Holder For Hand-Held

    4.10. Completion of wall-mounting plate and holder for hand-held. Figure P and Figure Q • Pick up the cover (a) and place it on the wall-mounting plate fully tightening the grub screws (b) provided and pre- screwed on the plate. •...

  • Page 15: Factory Settings

    5. Factory settings The x-ray unit is supplied with the following factory settings: • Anode current: 7 mA (NORM mode). • Sensitivty: level 19. • Handheld stand by: 5 minutes • Patient’s built: adult (ADULT symbol selected). • Collimator presence signaled on the display (collimator symbol off if the rectangular collimator is not turned on in the head).

  • Page 16: Turning On The Handheld

    6.1.2. Turning on the handheld The handheld is turned on by pressing any key, except for the one for x-ray emission. A buzzer rings to confi rm the apparatus has been turned on. The unit will be in the standard confi guration described in detail in paragraph 3.1.3 and then search for the base it works with.

  • Page 17: Automatic Handheld Shut Off

    The main functions of the keys on the handheld vary according to how they are pressed: BRIEFLY PRESSED (less than 3 sec.) PRESSED LONGER (more than 3 sec.) Changes over from ADULT to CHILD Saves, if permitted, the sensitivity of the new tme and vice versa (takes place when key selected.

  • Page 18: Checking The Set Parameters

    Checking the set parameters Before actually taking an exposure, make sure the exposure parameters for the examination in progress are correctly set. Checking the collimator used. The icon on the handheld’s screen should be on or off, depending on the operating mode selected: ICON indicates that the cylindrical collimator is activated.

  • Page 19: Batteries And Charge Level Status

    Examination of lower premolars/canine Examination of lower molars Batteries and charge level status The handheld runs on two widely available AA alkaline batteries to assure siffi cient stand-alone operation. The charge level of the batteries is given on the screen as follows: Battery fully charged (a symbol does not appear in the area that shows the battery charge level).

  • Page 20: Position Of The X-Ray Plate Or Sensor

    11. Position of the X-ray plate or sensor The parallel technique, where applicable, provides more accurate images in terms of size compared to the bisecting te- chnique. A rectangular collimator, with 30 cm focus-skin distance, is always preferable to obtain better quality pictures. To avoid exposing the image receiver only partly (whether it is a sensor or photostimulable phosphorus plate system) an alignment device that gives rectangular collimators guidelines should be used.

  • Page 21: Checking The Exposure Time On The Display

    12. Checking the exposure time on the display Before starting exposure, check the time setting on the handheld’s screen (see the tables with the original exposure times, paragraph 3.1.4). To change the value, use keys “+” and “-”. NOTE: Changing the exposure time is only temporary: if the new time is not stored in the memory it will be lost (see paragraph 3.8).

  • Page 22: Technician And User Setup Menu

    14. Technician and user setup menu The handheld allows a number of work parameters to be viewed and edited by simply pressing a combination of keys present on the control panel. serves to confi rm/save the function, key is used to undo/quit the menu while keys edit the values of the selected parameters on all the setup menus.
  • Page 23 Restoring the factory settings Press these two keys at the same time to immediately restore the “factory settings” (see paragraph 3.1.4) NOTE: This function can be accessed only if the menu is opened, i.e. after pressing buttons “tooth” and “adult” Menu for version 1.2 NORMAL OPERATION TOOTH /+...

  • Page 24: Actuator Unit

    15. Actuator unit Adjusting and replacing the actuator Pull out the collimator and panel stop ring, take off the screw cover caps and loosen the screws that secure the lower cover. Work on grub screw A with an Allen wrench to adjust the pressure the brake applies on the ball. Run the actuator’s supply wires behind the control card.

  • Page 25: Control Unit Card Code 97660515

    16. Control unit card Code 97660515 1 2 3 4 5 6 1 2 3 SCHEDA CENTRALINA RX DC 97660515 DL1=V_LINE DL2=V_BUS DL3=BUS OK DL4=V_DRVR DL5=READY DL6=ENABLE DL7=V_CTRL DL8=HV_ON Diagnostic Led indicators Color Status Indicates 230Volt input voltage if 110Volt the led indicator is illuminated but not as V_LINE bright.

  • Page 26: Basic Head Control Card Code 97660514

    17. Basic head control card Code 97660514 1 2 3 4 5 6 FL_OUT GND_FIL V+15 CAP_SDA SCHEDA TESTATA RX DC CAP_CLK CONE_SW 97660514 HAND_SW1 HAND_SW2 DL1=DSP DL2=VDD DL3=CPU DL4=ERR DL5=NTWK DL6=CONE DL7=HNDL DL8=PWM DL9=ACT DL10=FIL V+15 EN_ACT EN_S/U HV_FB...
  • Page 27 Diagnostic Led indicators DSP LED INDICATOR Color Status Yellow Flashing If the diagnostic Led indicator fl ashes: once a second everything is OK once every 0.5 a second count the times it fl ashes and check the error in the error table very quickly check the error on the handheld When turned on, the DSP executes internal diagnostics and then displays the...
  • Page 28 The DSP can also signal an alarm condition. This condition is signaled when led DL1=DSP fl ashes faster than usual separated by pauses. The number of times it fl ashes between pauses indicates the alarm code. In the event of a CPU fault, the status of the CPU leds is as follows: •...

  • Page 29: Actuator Control Card Code 97660591

    18. Actuator control card Code 97660591 V+15 CTRL EN_ACT SCHEDA STEPUP EN_S/U HV_FB 97660591 Diagnostic Led indicators Color Status Green Indicates 15Volt input voltage. Green Indicates 40Volt present to actuate the actuator Yellow Lights up when one of the two actuator control buttons is pressed. Replacing the actuator control card Pull out the collimator and panel stop ring, take off the screw cover caps and loosen the screws that secure the lower cover.

  • Page 30: X-Ray Head

    19. X-ray head Replacement Follow the instructions given above to remove the basic head control card Code 97660514. Detach all the cables con- nected to the head that may get in the way. Loosen the screw A that secures the head, move it to the rear and lift it as shown in the fi...
  • Page 31 Associating the hand held to the x-ray head If the hand held or head control code 97660514 is replaced, the hand held has to be associated to the head. This can be done in two ways; in the fi rst way the hand held is associated to the head without having to open the latter whereas in the second way the head’s cover has to be opened: 1) Take the collimator off the head and turn on the x-ray unit.
  • Page 32 Handheld errors N° Error code description Solution E 01 Button released in advance Hold down the button to take the x-ray again until the beep stops. E 02 Max. shooting time 7s Take the x-ray again. If the problem persists, go near the head and try again.
  • Page 33 E 15 DSP error DSP error detected. Check the error subcode by press keys E 16 “tooth” and “+” at the same time. 0001 Overvoltage HW. 0002 Overcurrent HW. 0004 Overvoltage SW. It may be caused by incorrect calibra- tion or after an extended period of inactivity, Perform the calibration procedure from menu P17.
  • Page 34 DISEGNO RISERVATO A NORMA DI LEGGE VIETATA LA RIPRODUZIONE E LA DIVULGAZIONE...

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