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OREX PcCR 1417 ACL4 Service Manual

Automatic cassette loading version
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PcCR 1417 ACL4 System
(AA095042-00)
Automatic Cassette Loading Version
Service Manual
Catalog number: AT095005-02
September, 2003
Ver. 01

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Summary of Contents for OREX PcCR 1417 ACL4

  • Page 1 PcCR 1417 ACL4 System (AA095042-00) Automatic Cassette Loading Version Service Manual Catalog number: AT095005-02 September, 2003 Ver. 01...
  • Page 2 The company’s mission is to become a leading provider of compact personal CR systems. Following the successful penetration of the global dental market, the company changed its name from Digident to OREX and expanded its markets and product lines to serve the dental, medical, military, industrial and veterinary fields.
  • Page 3 Safety Laser Safety Instructions 1. During nominal operation, the scanner is closed and sealed with a protective cover. That is for preventing the laser from being exposed to the outside area, and to prevent access to the laser by the user. 2.

  • Page 4: Table Of Contents

    Table of Contents Terms and Conventions ..................1 Required Tools for FSE ..................2 Component Description ..................3 ......................3 ENERAL ................4 YSTEM LOCK IAGRAM USB B ....................5 OARD 3.3.1 Location ....................5 3.3.2 Component.....................5 3.3.3 Description.....................6 ....................7 OTION OARD 3.4.1 Location ....................7 3.4.2 Component.....................7 3.4.3 Description.....................8 .....................10...
  • Page 5 3.13.3 Description...................25 3.14 ..................26 RIGIN ENSOR 3.14.1 Location ....................26 3.14.2 Component...................26 3.15 .................27 IGHT RIGIN ENSOR 3.15.1 Location ....................27 3.15.2 Component...................27 3.16 ..................28 LATE ENSOR 3.16.1 Location ....................28 3.16.2 Component...................28 3.17 ..................29 OLLERS ENSOR 3.17.1 Location ....................29 3.17.2 Component...................29 3.18 ....................30 RASE AMPS...

  • Page 6: Terms And Conventions

    1. Terms and Conventions Term Meaning Field Service Engineer Photo-Stimulate Plate Universal Serial Bus Photo multiplayer Terms and Conventions 1 of 1 Page...

  • Page 7: Required Tools For Fse

    2. Required Tools for FSE • Philips screw driver PH2 • Open end spanner 7.0mm • Hexagon (Allan) key 1.5mm • Hexagon (Allan) key 2.0mm • Hexagon (Allan) key 3.0mm • Hexagon (Allan) key 4.0mm • Sharp nose pliers • Electronic Side cutters Required Tools for FSE 2 of 2 Page...

  • Page 8: Component Description

    3. Component Description 3.1 General The PcCR 1417 consists of 16 major assemblies, which can be replaced in the field in case of malfunction. USB B OARD OTION OARD ENSOR OARD PM + PM B OARD ASER OARD OLLER OTOR OTOR LIDE OTOR...

  • Page 9: System Block Diagram

    3.2 System Block Diagram Component Description 4 of 4 Page...

  • Page 10: Usb Board

    3.3 USB Board 3.3.1 Location 3.3.2 Component Component Description 5 of 5 Page...

  • Page 11: Description

    3.3.3 Description Connector 1 Destination: USB connector on pc. Connector 2 Serial EPROM Connector 3 Destination: 5v/12v power supply. J305 Black Yellow Connector 4 Destination: flat cable to J1 on pm card. J300 Connector 5 Destination: flex cable to J200 on motion card. J304 Component Description 6 of 6...

  • Page 12: Motion Board

    3.4 Motion Board 3.4.1 Location 3.4.2 Component Component Description 7 of 7 Page...

  • Page 13: Description

    Description 3.4.3 Connector 1 J208 Destination: J500 on sensor card Connector 2 J203 Destination: J401 on laser card. Connector 3 J205 Destination: J1 on front panel led card. Component Description 8 of 8 Page...
  • Page 14 Destination: 12v power supply. Connector 4 J213 orange Destination: connectors panel (rollers motor). orange Brown Connector 5 Rollers forward +12v ; rollers backwards -12v ; rollers J206 stop 0v Voltage on J206: Connector 6 J202 Destination: J2 on enhanced motion card. Connector 7 Destination: loader.

  • Page 15: Sensor Board

    3.5 Sensor Board 3.5.1 Location 3.5.2 Component Component Description 10 of 10 Page...

  • Page 16: Description

    3.5.3 Description J513 J514 J515 J516 J509 J510 J511 J512 J505 J506 J507 J508 J501 J502 J503 J504 J500 J500 connector connects to J208 on motion card. J501 connects to sensor 4 on the drum. J502 connects to sensor 5 on the drum. J505 connects to sensor 1 on the drum.

  • Page 17: Pm Assembly

    (Flag in sensor) White Blue GND always Not in use Sensor off Brown 5v always (Flag not in White sensor) Blue GND always Not in use Note: Measuring voltage: 1. All sensors except J511: measure between pin 2 & 3 and insert object between sensors.

  • Page 18: Component

    3.6.2 Component Destination: J300 on USB card. 3.7 Laser Board 3.7.1 Location Component Description 13 of 13 Page...

  • Page 19: Component

    3.7.2 Component 3.7.3 Description Destination: J203 on motion card. Destination: encoder reader. Black Index 41±0.5 Hz Blue Encoder 41± 0.5 KHz Yellow Component Description 14 of 14 Page...

  • Page 20: Laser

    Destination: rotation motor card. Brown Blue 12v rotation motor on. Destination: laser assembly. Laser On 3.3V Black 3.8 Laser 3.8.1 Location Component Description 15 of 15 Page...

  • Page 21: Roller Motor

    For parts identification, refer to Section 3.7.3, page 14. 3.9 Roller Motor 3.9.1 Location Component Description 16 of 16 Page...

  • Page 22: Component

    3.9.2 Component 3.9.3 Description Connector’s panel to the rollers motor. Orange Rollers forward +12v; rollers backwards -12v; rollers stop 0v. Brown GND. Component Description 17 of 17 Page...

  • Page 23: Step Motor Slide

    3.10 Step Motor Slide 3.10.1 Location 3.10.2 Component Component Description 18 of 18 Page...

  • Page 24: Description

    3.10.3 Description Connector’s panel to stepper motor. Yellow + black 11KHz moving left/right ; 0KHz stop Blue + white 11KHz moving left/right ; 0KHz stop Component Description 19 of 19 Page...

  • Page 25: Step Motor Carriage

    3.11 Step Motor Carriage 3.11.1 Location 3.11.2 Component Component Description 20 of 20 Page...

  • Page 26: Description

    3.11.3 Description Destination: J204 on motion card. Orange + blue 130Hz load/unload Red + yellow 130Hz load/unload Component Description 21 of 21 Page...

  • Page 27: Power Supply Assembly

    3.12 Power Supply Assembly 3.12.1 Location 3.12.2 Component Component Description 22 of 22 Page...

  • Page 28: Description

    3.12.3 Description Source: AC INPUT POWER. CB 090065_a Destination: J211 on motion board Black GND 0v CB 090064_a Destination: U201 on motion board Black GND 0v CB 090071 Destination: J213 on motion board Black GND 0v CB 090064_b Destination: J305 on USB board (power input) White Black GND 0v...

  • Page 29: Erase Lamps Sensor

    3.13 Erase Lamps Sensor 3.13.1 Location 3.13.2 Component Component Description 24 of 24 Page...

  • Page 30: Description

    3.13.3 Description Destination: Erase lamps Board Black Test Point Dark Light Voltage decrease when lamps failure Component Description 25 of 25 Page...

  • Page 31: Left Origin Sensor

    3.14 Left Origin Sensor 3.14.1 Location 3.14.2 Component For the sensor connector number on the sensor board and sensor measurements see Section 3.5.3, page 11.. Component Description 26 of 26 Page...

  • Page 32: Right Origin Sensor

    3.15 Right Origin Sensor 3.15.1 Location 3.15.2 Component For the sensor connector number on the sensor board and sensor measurements, see Sensor Board, Section 3.5, page 10. Component Description 27 of 27 Page...

  • Page 33: Plate Size Sensor

    3.16 Plate Size Sensor 3.16.1 Location 3.16.2 Component For the sensor connector number on the sensor board and sensor measurements see Sensor Board, Section 3.5, page 10. Component Description 28 of 28 Page...

  • Page 34: Rollers Sensor

    3.17 Rollers Sensor 3.17.1 Location 3.17.2 Component For the sensor connector number on the sensor board and sensor measurements see Sensor Board, Section 3.5, page 10. Component Description 29 of 29 Page...

  • Page 35: Erase Lamps

    3.18 Erase Lamps 3.18.1 Location 3.18.2 Component Component Description 30 of 30 Page...

  • Page 36: Description

    3.18.3 Description Destination: Connectors panel Black GND 0v CB090069 Destination: Erase lamps board White Lamp on 0v; lamp off 2.5-5v Green Lamp on 0v; lamp off 2.5-5v Black Destination: Inverters. AC high voltage Component Description 31 of 31 Page...

  • Page 37: Inverters Assembly

    3.19 Inverters Assembly 3.19.1 Location 3.19.2 Component Component Description 32 of 32 Page...

  • Page 38: Description

    3.19.3 Description Destination: J1 ON Lamp Sensor card White Lamp on 0v; lamp off 2.5-5v Green Lamp on 0v; lamp off 2.5-5v Black Destination: J202 on motion card Destination: p2 on 15v power supply White AC - High voltage to erase laps Component Description 33 of 33 Page...

  • Page 39: Preventive Maintenance

    4. Preventive Maintenance 4.1 Cleaning the Rollers 4.1.1 Overview The rollers should be cleaned periodically to remove dust and small particles. The roller-cleaning device enables you to clean the rollers that feed the image plate from the cassette into the reader. The Cleaning device includes the following items: •...
  • Page 40 8. Remove the transparent protective sheet/protective envelope from the cleaning plate. 9. Remove the protective paper strips from the cleaning plate to expose the adhesive. 10. Place the cleaning plate on the tray. Make sure the cleaning plate is placed in the correct direction, as specified on the plate. 11.
  • Page 41 13. Remove the cleaning plate from the reader. Disconnect the cleaning tray by pulling out the knob underneath the front tray. Preventive Maintenance 36 of 36 Page...

  • Page 42: Service Operation

    5. Service Operation 5.1 Removing the Cover For any service operation, the cover of the scanner must be removed. After the service operation is finished, the cover must be secured back to the scanner. Before removing the main cover, it is necessary to remove the back service panel.

  • Page 43: Service Panel

    5.1.2 Service Panel 1. Open the back panel Philips screws. Service Operation 38 of 38 Page...

  • Page 44: Replacing The Usb Board

    5.2 Replacing the USB Board 1. Remove the Service Panel. Refer to Section 5.1.1, page 37. 2. Open the two 3.0mm screws of the USB bracket. 3. Pull the USB out and disconnect the cables on the bottom of the board.

  • Page 45: Replacing The Motion Board

    5.3 Replacing the Motion Board Remove the Service Panel. Refer to Section 5.1.1, page 37. Open the two 3.0 Allen screws holding the motion board bracket. Pull the motion out, and disconnect the cables. Place the new Motion, connect the cables, and close the screws on the bracket.

  • Page 46: Replacing The Sensor Board

    5.4 Replacing the Sensor Board 1. Remove the cover. Refer to Section 5.1.1, page 37. 2. Disconnect the cables from the sensor board. 3. Open the four 3.0mm Allen screws holding the board. 4. Remove the board and connect the new one with Allen screws. 5.

  • Page 47: Replacing The Pm Tube And Pm Board

    5.5 Replacing the PM Tube and PM Board 1. Remove the cover. Refer to Section 5.1.1, page 37. 2. Move the Optical Head to the left, using the scanner Diagnostic tab in the Setup. 3. Open the 3.0mm Allen screw that attaches the ground wire to the PM cover.
  • Page 48 5. Open the two 3.5mm Allen screws that attach the PM assembly to its place. 6. Replace the PM assembly and secure with Allen screws; the short screw is at the bottom. 7. Connect the flex cable and the ground cable. Service Operation 43 of 43 Page...

  • Page 49: Replacing The Laser Board

    5.6 Replacing the Laser Board 1. Remove the cover. Refer to Section 5.1.1, page 37. 2. Disconnect the cables from the laser board. 3. Open the three 3.0mm Allen screws, and remove the Laser Board. 4. Put back the new Laser Board and secure with the screws. 5.

  • Page 50: Replacing The Roller Motor

    5.7 Replacing the Roller Motor 1. Remove the cover. Refer to Section 5.1.1, page 37. 2. Disconnect the Roller Motor Cable from the connector panel. 3. Open the 3.0mm Rollers Coupling Allen screw. 4. Open the four 2.0mm Allen screws that attach the Roller Motor to its place.
  • Page 51 5. Pull out the motor, and hold the coupling parts. 6. Insert the new motor into its place, while re-fitting the coupling parts onto the motor axis (see figure in Step 3) 7. Close back the four Allen screws that attach the motor to the system.

  • Page 52: Replacing The Slide

    5.8 Replacing the Slide Remove the cover. Refer to Section 5.1.1, page 37. Using the Scanner Interface Diagnostic screen, move the Optical Head to the middle of the drum. Cables Disconnect the flex cable from the USB board. Service Operation 47 of 47 Page...
  • Page 53 Disconnect the Laser Card flex cable from the Motion Board. Release the two flex cables, until can be freely taken out of the system together with the slide. Disconnect the slide Step Motor cable and the left Origin Sensor cable from the Connectors panel. Service Operation 48 of 48 Page...
  • Page 54 Disconnect the right Origin Sensor cable from its connector and remove the connector from its bracket. Disconnect the ground wire from the slide, by opening the Allen screw; then, removing the ground wire. Service Operation 49 of 49 Page...
  • Page 55 Slide Open the four 4.0mm Allen screws holding the Slide Assembly to the system (two on each side of the slide), and remove the screws from the slide. 10. Remove the slide from the system by pulling it to the left, until it is out of the drum.

  • Page 56: Replacing The Step Motor Carriage

    5.9 Replacing the Step motor Carriage 1. Remove the cover. Refer to Section 5.1.1, page 37. 2. Disconnect connector J505 on the Sensors Board; make sure that the wire is free. 3. Disconnect the Step Motor Cable from the Motion Board J204 (Loader) connector.
  • Page 57 4. Place the system on its back, and open the door on the bottom. 5. Pull the carriage down. Service Operation 52 of 52 Page...
  • Page 58 6. Open the four 3.0 mm Allen screws attaching the carriage assembly to the system, and pull out the carriage assembly. 7. Put the new assembly in the system, and secure with the screws. 8. Close the bottom door, and secure with the Philips screw. 9.

  • Page 59: Replacing The Power Supply Assembly

    5.10 Replacing the Power Supply Assembly 1. Remove the cover. Refer to Section 5.1.1, page 37. 2. Pull the system to the right edge of the table, and open the six 3.5mm Allen screws that attach the Power Supply assembly to the system base.
  • Page 60 4. Disconnect connectors J213, J211 and U211 from the Motion Board. Service Operation 55 of 55 Page...
  • Page 61 5. Disconnect the ground wire from the slide, by opening the 3.5mm Allen screw. 6. Disconnect the main ground wires from the system, by opening the 7mm screw, and removing the wires from the ground pole. Service Operation 56 of 56 Page...
  • Page 62 7. Disconnect the fuses connector. 8. Remove the Power Supply assembly and install the new one; reconnect the connectors by reversing the disconnection order. Service Operation 57 of 57 Page...

  • Page 63: Replacing The Erase Lamps Inverters

    5.11 Replacing the Erase lamps inverters 1. Remove the cover. Refer to Section 5.1.1, page 37. 2. Open the four screws attaching the Inverter Cover to the system. 3. Disconnect the Erase Lamps connectors from the Inverters. Service Operation 58 of 58 Page...
  • Page 64 4. Disconnect the cables from the Erase Lamp Board. 5. Open the screws at the bottom of the system, attaching the Inverters assembly to the system. 6. Remove the inverters assembly, connect the new one to the system and reconnect the cables. Service Operation 59 of 59 Page...

  • Page 65: Replacing The Erase Lamps Sensors

    5.12 Replacing the Erase Lamps Sensors 1. Remove the cover. Refer to Section 5.1.1, page 37. 2. Open the five 3.0mm Allen screws that attach the flex cables bracket to the system. 3. Disconnect the cable from the Erase Lamps Sensor. Service Operation 60 of 60 Page...
  • Page 66 4. Open the two 3.0mm Allen screws, and remove the Sensor. 5. Install the new Sensor, secure with the Allen screws, and connect with the connector. Service Operation 61 of 61 Page...

  • Page 67: Replacing The Left Origin Sensor

    5.13 Replacing the Left Origin Sensor 1. Remove the cover. Refer to Section 5.1.1, page 37. 2. Disconnect the Sensor cable from the Connectors Panel. 3. Mark the location of the sensor. Open two 2.0mm Allen screws attaching the Sensor to the Sensor Bracket, and remove the Sensor.

  • Page 68: Replacing The Right Origin Sensor

    4. Install the new Sensor, by the marking of the old one, and secure with the Allen screws. 5. Connect the Sensor Cable to the connector on the connector panel. 5.14 Replacing the Right Origin Sensor 1. Remove the cover. Refer to Section 5.1.1, page 37. 2.

  • Page 69: Replacing The Plate Size Sensor

    5.15 Replacing the Plate Size Sensor 1. Remove the cover. Refer to Section 5.1.1, page 37. 2. Locate the Sensor and open its two Allen screws. 3. Cut the tie-wraps that route the sensor cable, and follow the cable up to the Sensor Board. Disconnect the cable from the Sensor Board.
  • Page 70 5. Secure the Sensor to its location, using the Allen screws; make sure that the Plate Guide Carriage moves smoothly under the new Sensor. Service Operation 65 of 65 Page...

  • Page 71: Replacing The Rollers Sensor

    5.16 Replacing the Rollers Sensor Remove the cover. Refer to Section 5.1.1, page 37. Mark the position of the Sensor in the system. Open the two Allen screws, attaching the Sensor to the system, and remove the Sensor. Disconnect the Sensor Cable J509 from the Sensor Board. Connect the new Sensor Cable.
  • Page 72 Verifying the correct position of the sensor Turn on the system and wait until the initialization process is complete. Insert a demo plate between the Rollers (it can be the plastic part of the cleaning plate). Verify that the Rollers Sensor is open – use the red LED indicator in the sensor.
  • Page 73 10. Remove the demo plate from the Rollers. 11. Verify that the Rollers Sensor is closed – red LED in the sensor is off. 12. If one of the Position Sensors in the Rollers is not indicating the correct position, adjust its location until it indicates the correct position.

  • Page 74: Replacing The Erase Lamps

    5.17 Replacing the Erase Lamps Remove the slide as described in Section 5.8, page 47. Disconnect the Lamps Cables from the Inverters. Disconnect the Erase Lamps Sensor Cable from the Inverters assembly. Service Operation 69 of 69 Page...
  • Page 75 Disconnect the W0 upper sensor cable from the Connectors Panel, and remove the Connector from the panel. Open the screws that attach the Erase Lamps assembly to the system – two screws on the left side, and one screw on the right side.
  • Page 76 Remove the Erase Lamps assembly through the Drum front opening; the Erase Lamps assembly includes all the wiring, as shown in the image below. Install the new Erase Lamps assembly, and connect it to the system. Follow the removal instructions in reverse order. Service Operation 71 of 71 Page...

  • Page 77: Appendix A: Service Report

    6. Appendix A: Service Report SERVICE REPORT Reporting distributor: Company name: Technician servicing the PcCr 1417: Name: Tee. No.: e-mail: System information: System SN: Problem reported: Problem diagnosis Repair activity: Result: Name: __________________ signature: __________________ Appendix A: Service Report 72 of 72 Page...

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