CEFLA RX DC Technical Manual
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CEFLA RX DC Technical Manual

X-ray unit
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R X D C Te c h n i c a l M a n u a l
S t a bilim ento / Pl a nt
V i a Bi cocca , 14 / C - 400 26 I mo la (B O) - ITA LY
S ed e Legale e d Am m i ni st r a ti va / H ea d q u a r ters
Ce f la s.c. V ia S eli ce P rovi nc ial e 2 3/ A - 4 0 0 26 I m ol a ( B O ) - I TA LY
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Summary of Contents for CEFLA RX DC

  • Page 1 R X D C Te c h n i c a l M a n u a l S t a bilim ento / Pl a nt V i a Bi cocca , 14 / C - 400 26 I mo la (B O) - ITA LY S ed e Legale e d Am m i ni st r a ti va / H ea d q u a r ters Ce f la s.c.

  • Page 3: Table Of Contents

    4.4 Installing the trolley ........................13 4.5 Installing the double pantograph arm ..................16 4.6 Installing the RX DC with "ball end socket joint" generator ............18 4.7 Installing the RX DC with standard joint generator ............... 18 4.8 Installing the collimator ......................... 21 4.9 Balancing the double pantograph arm ..................
  • Page 4 7.2 Setting the operating mode ......................35 7.3 Setting the type of movable collimator ..................36 7.4 Calibrating the X-ray head ......................36 8. ADJUSTING THE ACTUATOR UNIT (ONLY RX DC WITH "BALL END SOCKET JOINT") ..........................37 9. ELECTRONIC BOARDS ...................... 40 9.1 Power Board (Code 97661585) ....................
  • Page 5 10.4.1 Change Wi-Fi settings ..................... 48 10.4.2 Forcing the Wi-Fi channel through DIP switches ............49 10.5 Replacing the SLIP RING assembly (only RX DC with "ball end socket joint") ......49 11. ERROR CODES GIVEN ON THE HANDHELD ..............51 12.
  • Page 6 RX DC X-RAY UNIT INSTALLATION...

  • Page 7: General Warnings

    1. GENERAL WARNINGS 1.1 Foreword The device described in this manual is manufactured by CEFLA s.c. - via Selice Prov.le 23/A - 40026 Imola (BO) Italy, a manufacturer complying with the European Directive on medical devices 93/42/EC (Class 2, B).

  • Page 8: Packaging

    RX DC X-RAY UNIT 2. PACKAGING 2.1 Dimensions and contents WALL MOUNTED VERSION MOBILE STAND INSTALLATION • 1 PACKAGE Dimensions: 103x53x36 cm • N° 2 PACKAGES Dimensions: 103x53x36 cm • Weight: 38 kg • 1 PACKAGE Weight: 38 kg • Contents: •...

  • Page 9: Before Installation

    RX DC X-RAY UNIT 3. BEFORE INSTALLATION 3.1 Environmental conditions The equipment is to be installed in rooms that satisfy the following requirements: • Temperature from +10 to +40° C. • Relative humidity from 25 to 75% without condensate. • Atmospheric pressure from 700 to 1060 hPa.

  • Page 10: Wiring Connection Between Central Control Unit And Generator Light

    RX DC X-RAY UNIT 3.4 Wiring connection between central control unit and generator light This connection enables the generator ready located outside the surgery to be turned on. To connect the LP generator light (e) to the central control unit (c), use 2 conductors having a cross-section of 0.5 mm (see section "Wall-mounted plate wiring connections").

  • Page 11: Installation

    RX DC X-RAY UNIT 4. INSTALLATION The x-ray unit must be installed by a qualified 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 12: Vertical Single Stud Installation With Wooden Post

    RX DC X-RAY UNIT 4.2.1 Vertical SINGLE STUD installation with wooden post • Insert the 4 TPSEI M8x35 screws with heads that allow them to be driven with a screw driver provided in the interface plate • Run the power cord through one of the holes in the interface plate •...

  • Page 13: Extension Arm

    RX DC X-RAY UNIT 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 14: Pass Through Installation Extension Arm

    RX DC X-RAY UNIT 4.3.1 PASS THROUGH installation extension arm Install inside cabinet model PXTG92 42.5'' x 49'' Switch at top h=191cm Check the direction of the pin support: it should be set as shown in figure (A) for this type of installation.

  • Page 15: Installing The Trolley

    RX DC X-RAY UNIT 4.4 Installing the trolley M10x45 TPSEI M10x45 TPSEI N°2 PZ N°6 PZ M4x8 EI T/BOMB M6x16 EI T/BOMB INOX N°2 PZ M4x8 EI T/BOMB INSTALLATION...
  • Page 16 RX DC X-RAY UNIT threaded nut M4 M6x12 EI T/BOMB N°4 PZ T/BOMB M4x8 INOX N°2 PZ EI M6 PCI EI M6 PCI N° 2 PZ N° 2 PZ EI M6 PCI INSTALLATION...
  • Page 17 RX DC X-RAY UNIT ETICHETTE / LABELS / ÉTIQUETTES / ETIKETTEN / ETIQUETAS TRADE MARK LABEL INSTALLATION...

  • Page 18: Installing The Double Pantograph Arm

    RX DC X-RAY UNIT 4.5 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.
  • Page 19 RX DC X-RAY UNIT 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 20: Installing The Rx Dc With "Ball End Socket Joint" Generator

    NOTE: Work on the screw itself (a) in order to make the extension arm stop before or after. Figure H 4.6 Installing the RX DC with "ball end socket joint" generator Figure I • Take the generator out of the packaging.
  • Page 21 RX DC X-RAY UNIT Figure J • Take the washer (a) from the kit supplied and fit it in the pin (b) with the protruding tooth (c) pointed towards the right- hand head. (see fig.K) Figure K Position the protruding tooth (c) of the washer (a) in zone 1 of the pin (b). (see figure L) WARNING! DO NOT position the protruding tooth (c) of the washer (a) in zone 2 of the pin (b).
  • Page 22 RX DC X-RAY UNIT • Insert the power supply cable of the pantograph arm in the generator pin until it comes out of the hole below (see point C – figure M). • Raise the cover (a). • Insert the pin in the sleeve so that it corresponds to the openings provided and then Fit the mounting yoke (d) supplied.

  • Page 23: Installing The Collimator

    - round in case of RX DC with standard joint Figure P - round or rectangular in the case of RX DC with "ball end socket joint" • Insert it in the generator and block it in place by the bayonet attachment system.

  • Page 24: Balancing The Double Pantograph Arm

    RX DC X-RAY UNIT 4.9 Balancing the double pantograph arm Figure Q 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, provided with the device.

  • Page 25: Wall-Mounted Plate Wiring Connections

    RX DC X-RAY UNIT 4.11 Wall-mounted plate wiring connections • Connect the power cable (LINE) to terminal K2, observing the following positions: - SUPPLY (BROWN WIRE) - GROUND (YELLOW/GREEN wire) - NEUTRAL (BLUE wire) • Connect the generator’s power cable to the respective connectors, observing the following positions: K6 - brown wire and blue wire.
  • Page 26 RX DC X-RAY UNIT POWERLINE INTERLOCK EXTERNAL REMOTE EXTERNAL HIGH VOLTAGE GENERATOR LAMP CONTROL BUTTON INSTALLATION...
  • Page 27 RX DC X-RAY UNIT Figure T and Figure U • Pick up the cover (a) and place it over the wall-mounting plate fully tightening the grub screws (b) provided and pre- screwed on the plate. • Place the cover (c) in the area shown in the figure. The door (d) will automatically close when the controller is closed.

  • Page 28: Factory Settings

    RX DC X-RAY UNIT 5. FACTORY SETTINGS The x-ray unit is supplied with the following factory settings: • Operative mode: AUTO. • 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 collimator is turned on in the head).

  • Page 29: Handheld Functions

    6.2 Handheld Functions WIRELESS HANDHELD NOTE: This section applies only to models RX DC REF: MRPU***W*, MRXU***W* (Character * can be any alphanumeric value) The handheld is turned on by pressing any key, except for the one for x-ray emission.

  • Page 30: Handheld Display Functions

    RX DC X-RAY UNIT 6.3 Handheld display functions Field present for dialoguing with “base” Pause for cooling Handheld identification number Memorising Battery status Patient size selection 8” round collimator on (12” rectangular collimator not attached) Interlock active Graduated bar for thermal load...

  • Page 31: Use Of Handheld

    RX DC X-RAY UNIT 6.4 Use of handheld As illustrated in the figure below, the handheld has four function keys and a single x-ray emission key. “Dentition area selection” key “Body size selection” key X-ray emission light “Increase” key “Decrease” key “X-ray emission”...

  • Page 32: X-Ray Unit Stand-By Time

    RX DC X-RAY UNIT activate the function assigned to it. On the other hand, to perform the function carried out when the key is held down longer, press the key until the relative function is started. The buzzer will beep shortly to signal that the function has been activated.

  • Page 33: Factory Settings

    ”bite-wing” Upper incisors or front ”bitewing” Lower molars 6.7 Factory settings RX DC x-ray unit is supplied with the following factory settings: • Operative mode: AUTO. • Sensitivity: level 19. • Handheld stand-by: 1 minute • Exposure times as per standard R20: 0.020 - 0.022 - 0.025 - 0.028 - 0.032 - 0.036 - 0.040 - 0.045 - 0.050 - 0.056 - 0.063 - 0.071 - 0.080 - 0.090 - 0.100 - 0.110 - 0.125 - 0.140 - 0.160 - 0.180 - 0.200 - 0.220 - 0.250 - 0.280 - 0.320 -...

  • Page 34: Position Of The X-Ray Plate Or Sensor

    RX DC X-RAY UNIT ARCH TECHNOLOGY NOTE: This section applies only to models RX DC REF: MRXU***** (Character * can be any alphanumeric value) In the versions equipped with arch technology, the X-ray head can freely rotate on both its horizontal and vertical axis.

  • Page 35: Procedure To Be Followed When Taking The X-Ray

    RX DC X-RAY UNIT • Radiographic enlargement may reach up to 15%. • For some “special” pictures, for example occluded ones, it may be necessary to remove the rectangular collimator and use the round one if a positioner is not present.
  • Page 36 P 05: Activates/deactivates the safety unlock mode (see section "Setting the safety unlock mode") - only RX DC with "ball end socket joint" P 06: Selects the operating mode (Fixed 70,65,60 KV or AUTO) - (see section "Setting the operating mode")

  • Page 37: Setting The Safety Unlock Mode

    7.1 Setting the safety unlock mode The RX DC x-ray unit has a safety unlock for the ball joint. The default setting allows the ball joint to be disengaged by simply touching one of the keys present on the front of the head.

  • Page 38: Setting The Type Of Movable Collimator

    7.3 Setting the type of movable collimator The RX DC x-ray unit has the following removable cones: • Rectangular 35x45 mm (only RX DC with "ball end socket joint") • Round Ø55 mm • Rectangular 31x41 mm (to be attached to the Ø55 mm round cone) •...

  • Page 39: Adjusting The Actuator Unit (Only Rx Dc With "Ball End Socket Joint")

    RX DC X-RAY UNIT 8. ADJUSTING THE ACTUATOR UNIT (ONLY RX DC WITH "BALL END SOCKET JOINT") ACCOMPANYING DEVICE FOR ADJUSTING THE ACTUATOR UNIT A = mm 2,7 B = mm 1,6 A. Loosen the grub screw shown in figure to release the brake.
  • Page 40 RX DC X-RAY UNIT If the conditions above are not true, adjust the plastic ring and grub screw as shown here below: A = mm 2,7 Verify if the brake mechanism operates normally after having performed the adjustment If the head is not steady in all angles, proceed with further adjustment as shown below...
  • Page 41 RX DC X-RAY UNIT Verify if the brake mechanism operates normally after having performed the adjustment If the head is not steady yet, tighten the plastic ring further for another 90° 180° INSTALLATION...

  • Page 42: Electronic Boards

    RX DC X-RAY UNIT 9. ELECTRONIC BOARDS 9.1 Power Board (Code 97661585) Open - 230V Close - 115V Diagnostic Led indicators Colour Status Description Green It indicates mains power on Yellow H jumper BUS voltage enabled Yellow It indicates bypassed pre-charge resistors...
  • Page 43 RX DC X-RAY UNIT Colour Status Description DL22 Green On when H jumper enabled DL23 Green On with H jumper in switching mode Fuses 230-240 Vac -> 8 A F2 - Main General Fuse; if broken all leds are off fuse 115-120 Vac ->...

  • Page 44: Basic X-Ray Head Control Card (Code 97661586)

    RX DC X-RAY UNIT 9.2 Basic X-ray head control card (Code 97661586) Diagnostic Led indicators Colour Status Description Green It indicates presence of external power supply (from base) Green It indicates 5V power supply on 3,3V Green It indicates 3.3V power supply on...
  • Page 45 RX DC X-RAY UNIT Connector list CONNECTOR DESCRIPTION Monobloc feedback connection Base connection Connection of actuator + thermal sensor Cone/sensor board connection External collimator switch connection Capacitor bench connection DIP switches DIP SWITCH NUM. DESCRIPTION ON: WIRED OFF: WIRELESS ON: 60-63-65 kV...

  • Page 46: Replacing The Basic X-Ray Head Control Card

    RX DC X-RAY UNIT 9.2.1 Replacing the basic X-ray head control card Pull out the collimator and panel stop ring. Remove the generator bottom cover. RX DC Extend: RX DC Hypersphere: INSTALLATION...
  • Page 47 RX DC X-RAY UNIT Detach all the connectors and work on the two support pins to pull out the card. Put the new card back in the correct position, being careful to run the cables behind the card support pins as shown in the figure. Make sure they do not pass in front of the x-ray collimator.

  • Page 48: X-Ray Head

    RX DC X-RAY UNIT 10. X-RAY HEAD Replacement Follow the instructions given above to remove the basic X-ray head control card. Detach all the cables connected 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...

  • Page 49: Setting The X-Ray Head In Combination Mode

    RX DC X-RAY UNIT 10.2 Setting the X-ray head in combination mode This procedure can only be activated within THREE MINUTES of the radiographic unit being turned on. Remove the collimator from the X-ray head, turn on the radiographic unit then turn the collimator microswitch on and off at least 6 consecutive times.

  • Page 50: Change Wi-Fi Settings

    RX DC X-RAY UNIT “Acrylic WiFi” screenshot The network RXDC_XXXXXXXXXXXXXXXXXXXXXXXX (created based on the MAC address of the paired handheld device) is the Wi-Fi generated by the radiographic. Even DECT systems, microwave ovens, wireless speakers, wireless cameras, baby-monitors use the frequency of 2.4 Ghz.

  • Page 51: Forcing The Wi-Fi Channel Through Dip Switches

    Then, reset both DIP switches to OFF to allow a further change of the channel through the handheld device. 10.5 Replacing the SLIP RING assembly (only RX DC with "ball end socket joint") 1. Pull off the collimator and ring that secures the panels, remove the caps that protect the screws and loosen the screws that secure the bottom cover.
  • Page 52 RX DC X-RAY UNIT 7. Insert the silicone ring shown in the figure: 8. Secure the cable: a) under the metal plate, being careful to keep the clamps to the left of the plate. b) with a clamp in the hole provided. Be careful not to tighten the clamp: there should be a few millimeters between the silicone ring and inside wall.

  • Page 53: Error Codes Given On The Handheld

    RX DC X-RAY UNIT 11. Perform the steps in reverse order to reinstall the X-ray head. Be careful to run the cables behind the card mounting pins, as shown in the figure, so that they are not crushed or pass in front of the x-ray collimator.
  • Page 54 RX DC X-RAY UNIT ERROR ERROR TYPE DESCRIPTION TROUBLESHOOTING NUMBER E105 X-RAY HEAD Try to repeat exposure. If the problem persists, replace the SW fault E107 ERROR X-RAY HEAD control board. communication COMMUNICATION E108 between head Check the continuity of the arm cable.
  • Page 55 RX DC X-RAY UNIT ERROR ERROR TYPE DESCRIPTION TROUBLESHOOTING NUMBER Actuator not Detected brake too low current. Check capacitors board E153 BRAKE ERROR connected or cable and brake cable. Brake fault or brake unplugged. thermal open Detected non zero current during stand-by. Check...

  • Page 56: Firmware Update Procedure

    RX DC X-RAY UNIT 12. FIRMWARE UPDATE PROCEDURE Check on the Extranet the presence of a more updated Firmware version compared to the one of the X-ray device (it can be displayed in the P03 menu of the handheld device). See "Firmware" section, download the .zip file.
  • Page 57 RX DC X-RAY UNIT 5. Use the key highlighted in the picture to connect to the X-ray unit. As a consequence, the “DUT connected” message will be displayed at the bottom right, and the current FW versions of the three boards, sorted by code, will appear.
  • Page 58 RX DC X-RAY UNIT 7. The new firmware version will be displayed next to the current one. 8. Tick the box “Update” for all the three boards. 9. Press the key highlighted in the figure to start the FW update procedure 10.
  • Page 59 RX DC X-RAY UNIT During the update the error code E108 will appear on the handheld device. At the end, simply press one key on the handheld device to eliminate the error. 11. The device will then automatically start the firmware update procedure. Turn the handheld unit on: the display shows the progress status (see figure) and the machine emits a beep sound every 2".

  • Page 60: Electric Wiring Diagrams

    RX DC X-RAY UNIT 13. ELECTRIC WIRING DIAGRAMS 13.1 REF. **P*****S INSTALLATION...

  • Page 61: Ref. **X*****S Ref. **E*****S

    RX DC X-RAY UNIT 13.2 REF. **X*****S REF. **E*****S INSTALLATION...

  • Page 62: Ref. **P*****I

    RX DC X-RAY UNIT 13.3 REF. **P*****I INSTALLATION...

  • Page 63: Ref. **P*****I

    RX DC X-RAY UNIT 13.4 REF. **P*****I INSTALLATION...

  • Page 64: Ref. **P*****M

    RX DC X-RAY UNIT 13.5 REF. **P*****M INSTALLATION...

  • Page 65: Ref. **X*****M - Ref. **E*****M

    RX DC X-RAY UNIT 13.6 REF. **X*****M - REF. **E*****M INSTALLATION...

  • Page 66: Periodical Maintenance

    RX DC X-RAY UNIT 14. PERIODICAL MAINTENANCE These instructions describe the maintenance procedures for the x-ray unit. These instructions apply to all versions of said equipment. In order to ensure the operational safety and functional reliability, at least once a year an authorised service technician must perform a full inspection of the device.

  • Page 67: Rx Dc With "Ball End Socket Joint" / With Standard Joint - Installation Check List (For Usa Only)

    Upon completion of an installation, please fill out and review the manufacturer’s INSTALLATION CHECKLIST (document number 97050989 in its entirety. Return a copy, along with the original manufacturer’s INSTALLATION AND TEST REPORT (document number 97011067) to CEFLA North America, Inc. 6125 Harris number 97050989, supplied with the device Technology Blvd.

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