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ImageWorks ImageSCAN HD Service Manual

High frequency intraoral x-ray system
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ImageSCAN HD
HIGH FREQUENCY INTRAORAL X-RAY SYSTEM
SERVICE MANUAL

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Summary of Contents for ImageWorks ImageSCAN HD

  • Page 1 ImageSCAN HD HIGH FREQUENCY INTRAORAL X-RAY SYSTEM SERVICE MANUAL...

  • Page 2: Table Of Contents

    CHAPTERS 1. Introduction ......................5 2. Safety and Precautions ..................9 3. Product Overview ....................13 4. Pre-Installation Requirements ...............17 5. Installation .......................21 6. Console Interface .....................31 7. Trouble shooting Techniques ................. 35 8. Service Procedure ....................41 9. General Service & maintenance ..............67 10.
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  • Page 4 1. Introduction ......................5 1.1 About Intraskan DC / Imagescan HD ............5 1.2 Scope of this Manual ................5...
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  • Page 6: Introduction

    This manual provides trained service technician with the necessary information for installation/setup for all Intraskan DC / Imagescan HD models listed by Table 1-1. This manual or the User’s Manual supplied with the equipment is not to be used as a replacement for training in radiography. The User’s Manual supplied with the Intraskan DC / Imagescan HD provides instructions for the day-to-day operation and maintenance of the Intraskan DC / Imagescan HD.
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  • Page 8 Intraskan DC / ImageScan HD Service Manual Table of contents 2. Safety and Precautions ..................9 2.1 General Safety Tips ................9 2.2 Safety Symbols ..
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  • Page 10: Safety And Precautions

    2. Safety and Precautions 2.1 General Safety Tips ● Installation of the Intraskan DC / Imagescan HD must be done only by an authorized service engineer. Consult the factory or dealer as necessary. ● Make sure that the Intraskan DC / Imagescan HD is assembled and installed in compliance with all applicable laws and recommendations concerning electrical safety.

  • Page 11: Safety Symbols

    Intraskan DC / ImageScan HD Service Manual 2.2 Safety Symbols The following safety related symbols are found on the equipment. Caution Symbol This symbol indicates the user to be cautious and refer to the user manual for safe operating instructions.
  • Page 12 Intraskan DC / ImageScan HD Service Manual Table of contents 3. Product Overview ....................13 3.1 Intraskan DC / Imagescan HD Floor Mount System Components....13...
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  • Page 14: Product Overview

    Intraskan DC / ImageScan HD Service Manual 3. Product Overview 3.1 Intraskan DC / Imagescan HD Floor Mount System Components Item Description Casted base Base column Base unit Scissor-arm Tube head attached to Scissor-arm Exposure switch Extension cone Intraskan DC / Imagescan HD Floor mount Supplied System Components Do not cut cable tie securing the scissor arm with attached tube head unless the scissor arm is securely installed to the X-ray floor stand.
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  • Page 16 Intraskan DC / ImageScan HD Service Manual Table of contents 4. Pre-Installation Requirements ...............17 4.1 Tools and Consumable Material............17 4.2 Installation/Service/Maintenance Reporting Form .
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  • Page 18: Pre-Installation Requirements

    Intraskan DC / ImageScan HD Service Manual 4. Pre-Installation Requirements 4.1 Tools and Consumable Material Table 4-1 provides a consolidated list of the tools and consumable material which are typically required for executing the installation and service procedures provided by this manual.

  • Page 19: Electrical Power Requirements

    ● The mains outlet should have a good Ground connection. Grounding of the system must be checked before connecting the Intraskan DC / Imagescan HD. ● Additional wiring required for the site must done by a qualified electrician. All wiring should conform to requirements provided by the User manual.
  • Page 20 Intraskan DC / ImageScan HD Service Manual Table of contents 5. Installation .......................21 5.1 Installation of Base stand ..............21 5.2 Installation of the Scissor-Arm..
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  • Page 22: Installation

    This section provides the instructions necessary to install the Intraskan DC / Imagescan HD Floorstand unit. Install the Intraskan DC / Imagescan HD by performing the tasks summarized below and provided by the following pages. ● Install the Base stand.

  • Page 23: Installation Of The Scissor-Arm

    Intraskan DC / ImageScan HD Service Manual ● Remove 2 No’s of M3 x 10 Hex.Soc Button Head Cap screw by using 2.5mm Allen key and M8x30 Positive lock screw using 5mm Allen key & keep it separately and insert aesthetic cover on levelling pad as shown in “Figure 5”.

  • Page 24: Installation Of The Base Unit

    Intraskan DC / ImageScan HD Service Manual Figure 9 ● Check the rotational movement and position the scissor-arm so that it is in line with the base column cut the securing cable tie, open the Scissor Arm (Horizontal) & bend the vertical Scissor Arm 90˚...
  • Page 25 Intraskan DC / ImageScan HD Service Manual Self tapping screw location Figure 12 Figure 13 : Disconnect console cable from J4 connector. Figure 14 ● Fix the base unit to the base column with 2 No’s of M4x16 socket head screws along with spring washer and plain washer using 3mm Allen key as shown in “Figure 15”.

  • Page 26: Scissor-Arm Operation Checking

    Intraskan DC / ImageScan HD Service Manual If the Input Supply is 100-110V, ensure Jumper (Short link) at J6 location on Power Board. Jumper (Shortlink) not required for 230-240V input supply. This information is only Note applicable for Rev-12 and above Power Board (Part#301-000012-0).

  • Page 27: Other Checks

    Intraskan DC / ImageScan HD Service Manual 5.5 Other Checks ● Ensure that the Straight-Arm rotation is 170-190° approximately from end to end of the Base Unit. ● Ensure that the Tube Head rotation about the axis is 300-310° approximately.

  • Page 28: Mechanical Adjustments

    Intraskan DC / ImageScan HD Service Manual Tube Seasoning Protocol Time (ms) Time (ms) Intraskan DC 05FS ● Restart the unit and while starting press the UP/Increment and DOWN/Decrement Keys simultaneously within 2 seconds after the logo appears which changes the screen to “CONFIGURATION MENU” screen.
  • Page 29 Intraskan DC / ImageScan HD Service Manual Step 1 Keep vertical arm in vertical position and the horizontal arm in horizontal position as shown in the “Figure 22”. The Scissor Arm should not droop from its position. If it droops, tighten the horizontal arm spring using screwdriver through the spring adjustment window (by tightening the slotted nut as shown in “Figure 21”.
  • Page 30 Intraskan DC / ImageScan HD Service Manual Table of contents 6. Console Interface .....................31 6.1 Console as a Tool ................31 6.2 Direct Access .
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  • Page 32: Console Interface

    6.1 Console as a Tool The control console of Intraskan DC / Imagescan HD stores information about the exposures delivered using it and the errors it encountered in the process. Hence it may be used as a black box for evaluating the performance of the unit or track down certain faults.
  • Page 33 Intraskan DC / ImageScan HD Service Manual Table 6-2: CAN Event flag bit-mask Bit Position Description Filament limit fault Filament open fault Anode arc fault Over mA fault Over kV fault Cathode arc fault kV regulation fault Tube temperature warning...
  • Page 34 Intraskan DC / ImageScan HD Service Manual Table of contents 7. Trouble shooting Techniques ................. 35 7.1 Errors and Warnings ............... .. 35...
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  • Page 36: Trouble Shooting Techniques

    Intraskan DC / ImageScan HD Service Manual 7. Trouble shooting Techniques 7.1 Errors and Warnings When in a fault state, the unit would display an error message with a corresponding error code as defined here. Table 7-1: Error Codes ERROR CODE...
  • Page 37 Intraskan DC / ImageScan HD Service Manual OBSERVED RECOMMENDED ACTION PROBLEM Over kV fault: Over kV fault: Recycle the power, retry to give the exposure. If the problem persists, check the communication cable for visible damage. Replace with external spare cable if Error state with display available.
  • Page 38 Intraskan DC / ImageScan HD Service Manual Table 7-3: TROUBLE SHOOTING CHART (MECHANICAL) OBSERVED PROBLEM RECOMMENDED ACTION Scissor Arm is Drifting from its Adjust the spring tension as described in Section "5.9 released position / does not stay Mechanical Adjustments". If still the drift problem exists in set position then replace the Scissor Arm.
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  • Page 40 Intraskan DC / ImageScan HD Service Manual Table of contents 8. Service Procedure ....................41 8.1 Replacement Guide ................41 8.2 Replacing the Scissor-Arm .
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  • Page 42: Service Procedure

    Intraskan DC / ImageScan HD Service Manual 8. Service Procedure 8.1 Replacement Guide Table 8-1: Replacement Parts list Part Failed Part to be replaced If the Scissor Arm or parts of Scissor arm including L- Arm fails/damaged Scissor Arm Anything fails inside the Tank...
  • Page 43 Intraskan DC / ImageScan HD Service Manual ● On the bottom side of the Tube head remove the rubber plugs at 4 locations where the screws are fixed on the Tube Head and remove the 2 No’s of M3X6 Hex. Soc. Button head screws as shown in “Figure 25”...
  • Page 44 Intraskan DC / ImageScan HD Service Manual Figure 31 Figure 32 Figure 33 ● Use an ESD wrist strap during HV Tank removal procedure and connect its GND connection to the HV Tank Clamp. ● On the HV Tank cut the cable ties used to hold the scissor arm cables using cutter.
  • Page 45 Intraskan DC / ImageScan HD Service Manual 8.2.1.7 Final Steps before Removal ● Remove M3 x 10 Hex soc Button Head Screw with M3 Plain washer on top surface of aesthetic cover, Lift aesthetic cover and remove the M8x30 CSK screw using 5mm Allen key as shown in “Figure 37”.
  • Page 46 Intraskan DC / ImageScan HD Service Manual Figure 39 Figure 40 ● Fix 3 No’s of Hex. Soc. Head cap screws(M3X6) on the top of the clamp near Tube head arm at the locations (6 to 8 as in “Figure 40”) using 2.5 mm Allen key.
  • Page 47 Intraskan DC / ImageScan HD Service Manual 8.2.2.5 Tube Head Covers Fixing ● Take the tube head top cover and fix it using 4 No’s of (KA30X16 self tapping pan head) screws with flat washers at the locations shown in the “Figure 43” using a screw driver.

  • Page 48: Replacing The Power Board

    Intraskan DC / ImageScan HD Service Manual Figure 46 Figure 47 Figure 48 8.3 Replacing the Power Board ● If the Input Supply is 100-110V, ensure Jumper (Shortlink) at J6 location on Power Board. ● Jumper (Shortlink) not required for 230-240V input supply.
  • Page 49 Intraskan DC / ImageScan HD Service Manual ● Disconnect the GND(ring terminal) wire from the GND terminal on power board plate located just below the switch by removing the M3X6 HSHC screw using 2.5 mm Allen key as shown in the “Figure 50”.

  • Page 50: Replacing The Tube Head

    Intraskan DC / ImageScan HD Service Manual ● Connect the GND wires of both the cables by fixing with M3x6 HSHC screws using 2.5 mm Allen key as shown in “Figure 49”. ● Use new cable ties to fix the cables on the existing cable mounts & cut the extra length of cable ties using a cable tie cutter.

  • Page 51: Replacing The Control Board

    Intraskan DC / ImageScan HD Service Manual 8.4.2 Fixing the new tube head ● Take the HV-Tank and fix it to the clamp using the following sequence ● If long wire is used for bearing block ground then route and connect the wire to mains earth as shown in “Figure 55”.
  • Page 52 Intraskan DC / ImageScan HD Service Manual M3x6 M3x6 M3x6 Figure 56 ● Remove the screws used for GND wire connections for both cables at all 4 corners of the Control board using 2.5MM Allen key as shown in “Figure 56”.

  • Page 53: Replacing The Control Console

    Intraskan DC / ImageScan HD Service Manual 8.6 Replacing the Control Console 8.6.1 Removing the console assembly ● Execute the Steps in “8.2.1.1 Power Off”. ● Execute the steps in “8.2.1.3 Base Unit Cover removal”. ● Cut the cable tie holding the console cable as shown in “Figure 57”.

  • Page 54: Replacing The Scissor Arm Cable Harness

    Intraskan DC / ImageScan HD Service Manual Figure 60 Figure 61 Figure 62 8.9 Replacing the Scissor Arm cable harness 8.9.1 Removing the Scissor arm cables ● Execute the Steps in “8.2.1.1 Power Off”. ● Execute the steps in ”8.2.1.2 Tube Head Cover Removal”.
  • Page 55 Intraskan DC / ImageScan HD Service Manual Figure 64 Figure 65 Figure 66 Figure 67 8.9.2 Assembly Steps for Scissor-Arm Cable ● Hold the end of the Cable harness “Figure 64” and insert the communication wire (cable with connector) from the hole of swivel guide “Figure 65” till it comes out of the tube head arm as shown in “Figure 66”.
  • Page 56 Intraskan DC / ImageScan HD Service Manual ● Rotate the tube head arm and hold it at central position (approximate 270° position) of the full rotation (i.e., 0° to 540° as shown in “Figure 70”). At this position route the cables (scissor arm cables along with scissor arm earthing wire) inside the slot of the tube head arm such that the cables are flexible.
  • Page 57 Intraskan DC / ImageScan HD Service Manual Do not hold the connector while pulling the cable Note Figure 78 Figure 79 ● Execute the Steps as in ”8.2.2.3 HV Tank Assembly”. ● Execute the Steps as in ”8.2.2.4 Scissor-arm cable connection (on Base unit)”.

  • Page 58: Replacing The Exposure Switch

    Intraskan DC / ImageScan HD Service Manual ● Apply 1-2 drops of Fevikwik to End cap locking part & immediately hold both the End caps(1min approx.) as shown in “Figure 84”Fix the bottom caps of the straight-arm with M3x6 CSK head screws using screw driver.

  • Page 59: Replacing The Input Switch

    Intraskan DC / ImageScan HD Service Manual 8.12 Replacing the Input switch 8.12.1 Removing the Input Switch (Solderable terminal) ● Execute the Steps in “8.2.1.1 Power Off”. ● Execute the steps in “8.2.1.3 Base Unit Cover removal”. ● Disconnect the “Live(Black) and Neutral(Blue) wires(Ring terminals) of switch” from the terminal block fixed on the power board clamp using Phillips screw driver as shown in “Figure 87”.
  • Page 60 Intraskan DC / ImageScan HD Service Manual ● Fix the power board clamp from the base unit by fixing 1 no. of M3X6 HSHC Screw on top side of the power board using 2.5mm Allen key and 2 No’s of M3X8 HSHC screws, plain washers and Jam nuts (screws to be inserted from bottom rear side and nut with washer to be fixed from front side) using 2.5mm Allen key and 5.5mm nut driver at the locations shown in “Figure 87”.

  • Page 61: Replacing The Input Power Cord

    Intraskan DC / ImageScan HD Service Manual ● After inserting switch, connect crimped Blue wires of length 100 mm & 150 mm to the switch terminals 1 & 1a respectively as shown in “Figure 94”. ● Connect the switch wires(Pin terminals) to the J5 connector on the power board using a Jewel screw driver as shown in “Figure 91”(Live=Black &...
  • Page 62 Intraskan DC / ImageScan HD Service Manual ● Remove the power board clamp from the base unit by removing 1 no. of M3X6 HSHC Screw on top side of the power board using 2.5 mm Allen key and 2 No’s of M3X10 HSHC screws, plain washers and Jam nuts (screws will be inserted from rear side and nut with washer to be fixed from front side) using 2.5 mm Allen key and 5.5 mm nut driver at the locations shown in “8.10.3...

  • Page 63: Replacing The Wheel

    Intraskan DC / ImageScan HD Service Manual ● Fix back the cable clamp holding the power cable with 2 No’s of M3 Socket head screws using 2.5mm Allen key as shown in “8.10.3 Fixing the Scissor-Arm End caps”. ● Pull the power cord inside the base unit upto required length and tighten the cable grommet nut holding the grommet flexible part at bottom side of the base unit as shown in “Figure 99”.

  • Page 64: Replacing The Console Extension Cables

    Intraskan DC / ImageScan HD Service Manual 8.15 Replacing the Console extension cables ● Console extension cable set contain two cables in the package a) Console communication cable connected between power board and console extension board. b) Console board cable connected between console board and Console extension board.
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  • Page 66 Intraskan DC / ImageScan HD Service Manual Table of contents 9. General Service & maintenance ..............67 9.1 Cleaning and disinfecting (if required) ............ 67 9.2 Tube Head Re-Calibration ..
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  • Page 68: General Service & Maintenance

    Intraskan DC / ImageScan HD Service Manual 9. General Service & maintenance 9.1 Cleaning and disinfecting (if required) ● Switch OFF the Unit. ● Use a soft cloth damped in a mild soap solution for cleaning the outside surfaces of the unit.
  • Page 69 Intraskan DC / ImageScan HD Service Manual Figure 102 Figure 103 Figure 104 Short link Short link Figure 105 Figure 106 ● A long beep is heard during the calibration process, which will take about 15 minutes to complete. ●...
  • Page 70 Intraskan DC / ImageScan HD Service Manual 9.2.2 For Imagescan HD 04FS The X-ray Tube Head requires re-calibration in the event of the following operational faults:  Over mA  Filament Open  Filament Limit. ● Place the Power Switch to the OFF position and wait till the Control Console display is turned off.

  • Page 71: Exposure History Through Console

    Intraskan DC / ImageScan HD Service Manual ● Remove the base unit cover & place back calibration fixture as earlier and close Base Unit top cover. ● Connect the exposure switch cable to the J3 connector on the power board.

  • Page 72: Exposure History Through Console

    Intraskan DC / ImageScan HD Service Manual 9.4 Exposure history through Console 9.4.1 ImageScan HD 04FS ● Switch off the power to the unit. ● Switch ON the unit and press “UP” & “DOWN” keys simultaneously within 2 seconds after the logo appears then the screen changes to “CONFIGURATION MENU”...
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  • Page 74 10.1 Spare Parts List - Intraskan DC............75 10.2 Spare Parts List - ImageScan HD ............75...
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  • Page 76: Spare Parts List

    305-001218-0 Base unit console assembly(internal console) with packing box – ImageScan 305-001221-0 Base unit cover(front & back) with packing box – ImageScan HD Floor Stand 305-001219-1 Internal console ID Cover with ImageScan HD keypad (W/o board) 305-002229-1 Extension cone with packing box...
  • Page 77 Intraskan DC / ImageScan HD Service Manual Power board assembly with packing box 305-000464-0 Mains power cord assembly with packing box – IW 305-000466-0 Mains input switch assembly -IW with packing box 305-000467-0 Exposure switch assembly with packing box 305-000468-0...
  • Page 78 SMN-000421-3 / SMN-001204 _ REV. 05 B...

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