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Lightmed LightLas 532 Service Manual

Multi-wavelength pattern scanning system
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Multi-Wavelength Pattern
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532 / 670

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  • Page 1 Service Manual Multi-Wavelength Pattern Scanning System – LightLas 532 / 670...
  • Page 2 Multi-Wavelength Pattern Scanning System – LightLas 532 / 670 Directive 93/42/EEC as amended by 2007/47/EC Doc. No. : DC2300 Rev. No. : Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 2 Rev. No 01...
  • Page 3 System - LightLas 532 / 670 Clinicians and Doctors should ensure that they are adequately trained in the procedures that the Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 Photocoagulator Laser will be used for prior to operating the equipment.
  • Page 4 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 4 Rev. No 01...

  • Page 5: Table Of Contents

    2.5 Safety Controls and Features ................14 Section 3 PRODUCT SPECIFICATIONS ................15 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 gth System Specification …….……15 3.2 CSO SL980 and SL990 Slit lamp Specifications ........... 18 Section 4 SYSTEM SETUP ....................19 4.1 Introduction .......................
  • Page 6 10.2 Preparation ....................124 10.3 Driver Software Downloading Procedures ..........124 10.4 Software Installation Procedures ..............126 A. Window 7.0 or Above ................126 B. Window XP ...................131 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 6 Rev. No 01...
  • Page 7 A. Console (MCU1) ..................135 B. Console (MCU2) ...................136 C. Re mote Cont rol Downloading ........136 Section 11 W ARRAN T Y T ERMS ............137 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 7 Rev. No 01...
  • Page 8 LCD LIO Intensity Control Knob 4.17(c) 4.17(d) LIO Intensity Control Knob Endoprobe plug installation 4.18 4.19(a) Front End Connection 4.19(b) Rear End Connection Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 8 Rev. No 01...
  • Page 9 Secondary Power Calibration Record Sheet Transmission Checking Record Sheet Appendix Appendix I Accessories / Parts Listing Detailed 136- 137 Appendix II Console Wiring Diagram Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 9 Rev. No 01...

  • Page 10: Introduction

    No circuit diagrams or component part lists are to be supplied for the Multi- Wavelength Pattern Scanning System - LightLas 532 / 670 Ophthalmic Laser. If you require technical documentation that is not provided in this manual then please contact the manufacturer or your local distributor in writing with your reasons for wanting them and then a copy of the service manual may be provided.

  • Page 11: Safety

    Laser is classified as a Class II Type B Medical Device according to the MDD 93/42/EEC (as amended by 2007/47/EC). The Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 has been designed to comply with the following standards:  Laser standards IEC 60825-1 (2007) USA 21 CFR 1040.10, 1040.11 (1997)

  • Page 12: Warnings And Precautions

    The following warnings and precautions apply to the Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 and should be observed by all users at all time:  DO NOT look directly into or at the laser beam or at specular laser reflections since direct and reflected laser light from the laser aperture can cause permanent eye injury.

  • Page 13: Optical Hazards

    Safety Glasses are required to have the CE mark applied if used in the EU. The Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 uses a Class II Laser Diode Aiming beam. Its wavelength range from 635 to 650 nanometers (nm) and the maximum power output is set at the factory to be less than 1mW delivered to the patients cornea.

  • Page 14: Nominal Ocular Hazard Distance (Nohd)

    Patients, where possible, should have the untreated eye covered or protected from laser reflections. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 14 Rev. No 01...

  • Page 15: Avoid Exposure To Laser Beams

    Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 15...
  • Page 16 Selectable from 0.01 to 3.0s and equal to or greater than exposure Interval duration in same discrete steps as duration Doctor Safety OD4 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 16 Rev. No 01...
  • Page 17 From Laser Console. Internal PSU allows intensity adjustment. power Connector is on Console Front Panel Fiber length Weight Less than 500gms without laser attachment Safety Filter Fixed filter OD 4 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 17 Rev. No 01...
  • Page 18 1/4, 1/2, 3/4), Circle and Triangle – Spot width, density and 360 rotation available for each pattern. C. Accessories Remote Control (Optional) Dimension Weight Trolley (Optional) Dimension Weight Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 18 Rev. No 01...
  • Page 19 The following are the Slit lamp Specifications for the CSO SL980 Slit lamps that is accompanied with the Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 Photocoagulator Laser System. The SL980 is a Zeiss clone and uses an illumination source below the viewing path.

  • Page 20: System Setup

    All precautions care must be taken when installing the Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 to ensure that you or others are not exposed to any hazardous laser radiation. Always wear laser safety glasses suitable for the 532nm wavelength to protect your eyes.
  • Page 21 System however it is recommended that the Motorized Table mains Power cable not be plugged into the Multiple Portable Socket Outlet unless it can withstand of 400W loading capability. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 21 Rev. No 01...

  • Page 22: Unpacking And Receiving Inspection

    Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 22 Rev. No 01...

  • Page 23: Tool Andequipment

    It is both essential and mandatory to have the all above listed tools and equipment in order to assemble or disassemble the system in a correct and safe way Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 23...

  • Page 24: Preparation

    Preparation Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 is an integrated laser photocoagulation system where is also equipped with enhance, faster, and more precise laser scanning patterns and micro pulse features. The system will deliver predetermined patterns and controlling laser emission light through a single footswitch depression.

  • Page 25: System Table Top / Motorized Stand

    'ON' (refer to fig. 4.6) 10. Lock the wheel stopper before proceeding to the next installation steps Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 25...
  • Page 26 Figure 4.3 Inter-power connection (left hand side) Power plugs Protecting Layer Figure 4.4 Stands with power plugs facing each other Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 26 Rev. No 01...
  • Page 27 Fuse Holder and Fixation lamp connection Voltage Setting Figure 4.5 (a) Rear view box connection Figure 4.5 (b) Removal fuse socket Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 27 Rev. No 01...
  • Page 28 Figure 4.5 (c) Removal fuses Figure 4.5 (d) Removal voltage setting block and reinsert it back upon completion Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 28 Rev. No 01...
  • Page 29 Power switch & control box Figure 4.6 Final assembled table top and stands with console bracket attached product Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 29 Rev. No 01...

  • Page 30: Ldu Systems / Lcd System / Console / Footswitch / Accessories

    (refer to fig. 4.10) Plug in joystick cabling to the lower base housing (refer to fig. 4.9) Place the gear cover ass'y Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 30 Rev. No 01...
  • Page 31 Chinrest Ass'y Dust Cover / Accessories Delivery Housing with Truscan Integrated Lower Base Housing Upper Arm Housing Binocular Figure 4.7 Slit lamp Packaging Ass’y Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 31 Rev. No 01...
  • Page 32 Figure 4.8 Assembled Upper and Lower Housing Screw Joystick cabling Delivery Housing with Truscan integrated Binocular Figure 4.9 Final Assembled Upper and Lower Housings Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 32 Rev. No 01...
  • Page 33 Figure 4.10 Cabling stuffed underneath of table top 's gutter Chrome Stop screw Figure 4.11 (a) Slit lamp arm ready for delivery housing Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 33 Rev. No 01...
  • Page 34 Delivery fiber Velcro tie holder Fiber holder clamp Figure 4.12 Mounting Chinrest ass'y and fiber holder and fitting delivery fiber to Truscan aperture Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 34 Rev. No 01...
  • Page 35 Figure 4.13 (a) Hang console and plug in all the front panel connections Power source LCD connection Footswitch connection Interlock key connection Scan Delivery Joystick cable connection Figure 4.13 (b) Console Rear End Connections Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 35 Rev. No 01...
  • Page 36 Figure 4.14 Arm rest installed Figure 4.15 (a) Clamp down the LCD Panel Holder in the middle of the gutter Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 36 Rev. No 01...
  • Page 37 Figure 4.15 (b) Organize the two control panel cablings and ready to fit the LCD Two cablings Figure 4.15 (c) Complete securing four holding screws behind the LCD panel and two cablings connected Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 37 Rev. No 01...
  • Page 38 Figure 4.16 (a) Software System boot up Figure 4.16 (b) System Ready to operate Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 38 Rev. No 01...

  • Page 39: Final Verification / Checkout

    8. Check the eyepiece firmly fit into the binocular and can be fully adjusted 9. Illumination tower and binocular arm can be swung side to side Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 39...

  • Page 40: Laser Indirect Ophthaloscope (Optional)

    (refer to fig. 4.17c) or as for a standalone LIO system you may adjust the illumination intensity knob on the LIO unit (refer to fig. 4.17d ) Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 40 Rev. No 01...
  • Page 41 Ensure the different light aperture setting is also functioned accordingly (refer to fig. 4.17d) Ensure aiming spot light is able to tilt in up/down position (refer to fig. 4.17d) Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 41 Rev. No 01...

  • Page 42: Endoprobes (Optional)

    It is recommended that if the doctor is to use Endoprobes that one unit be used as a reference for checking the Console operation and for Calibration testing. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 42 Rev. No 01...

  • Page 43: Integrated System Initialization And Validation

    7. Ensure the spot vs. the slit are aligned in the center position, if not, proceed to below procedures 7.1 Ensure the “Ready” mode is activated Initial "Treat" mode Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 43 Rev. No 01...
  • Page 44 7.5 Repeat the process until it is centered and save the value before exit it and validate again by turning off the console and on Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 44 Rev. No 01...

  • Page 45: Pattern Scan Control Validation

    2. Connect or fit all appropriate connectors including power cord, delivery key, interlock, footswitch, key switch, and Endoprobe or standard delivery fiber (refer to fig. 4.19a-b) Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 45 Rev. No 01...
  • Page 46 Never pull on the cable or the cable sleeve as the fiber may be damaged Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 46 Rev. No 01...
  • Page 47 Figure 4.20(a) System boot up sequential display Figure 4.20(b) System boot up sequential display Figure 4.20(c) System boot up sequential display Figure 4.21 Initial Aiming Intensity Verification Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 47 Rev. No 01...
  • Page 48 5. Remote / console checks (optional)  5.1 Plug in the remore control into console  5.2 Power on the console and validate if the display its integrity Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 48 Rev. No 01...
  • Page 49 Installers Name : ______________________ Date: __________________ Distributor Name: ______________________ Date: __________________ Customer Name : ______________________ Date: __________________ (Send this Installation Report to the Manufacturer immediately) Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 49 Rev. No 01...

  • Page 50: System Overview

    Section 5 System Overview General Operating Theory The Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 is an Ophthalmic Laser suitable for performing the following clinical procedures:  Retinal Photocoagulation  Pan Retinal Photocoagulation  Endo photocoagulation  Macular Treatments ...
  • Page 51 For each LDU, a “Delivery Key” is used by the laser console as a means of determining which type of LDU is connected. The Delivery Key is required because Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 51...
  • Page 52 Delivery Key. It is an essential requirement in order to ensure that the correct calibrated power level is delivered to the patient Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 52...

  • Page 53: Theory Of Operation

    It provides the interface between the console and user. This is where all the controls are located. It is done through the embedded system software. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 53 Rev. No 01...

  • Page 54: System Subassemblies / Components

    (LDU) depending on the type used. LDU System Figure 5.1 LCD / Console / LDU System Block Diagram Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 54 Rev. No 01...

  • Page 55: Laser Console Internal Modules

    3. Laser Diode Source (LD) 4. Laser Cavity 5. Optical Platform 6. DC Power Supply 7. DC/DC main Power PCB 8. Master CPU and I/O Control PCB Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 55 Rev. No 01...
  • Page 56 EMC requirements of the relevant standards. Therefore the LightLas 532 emits low levels of Radiated and Conducted EMC noise. The LightLas 532 is Auto-ranging on the input Mains Voltage so any voltage between 90 and 240 volts can be used to operate the Laser unit.
  • Page 57 It ranges from 635 to 650nm wavelength. The current is maintained at less than 2 Amps for protecting the 670nm Laser Diode. The max output power is limited to less than 1W. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 57 Rev. No 01...
  • Page 58 Focus Lens and the Fiber end. Two micro-switches position will acknowledge the system shutter position either in open or closed. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 58 Rev. No 01...
  • Page 59 0-1.5VDC where it depending on the amount of energy. Two fiber holder micro-switches are used to prevent the misfiring laser beam while no deliver fiber is attached to the laser aperture. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 59 Rev. No 01...
  • Page 60 Coolers) then provide temperature control over the Laser Diode also provide +12 volts to produce the –12 volts and volts for the control electronics. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 60 Rev. No 01...
  • Page 61 Illumination is set with this control by the Doctor. The input to the PCB is +12 volts and the output can be adjusted between 1.2 and 6 volts DC. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 61...
  • Page 62 19. Shutter Connectors (Motor_1 to _4) 20. Truscan Motor Download Connector 21. Fiber Switch Connector (CN23) 22. Deliver Key Connector 23. LIO Power Connector (CN24) Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 62 Rev. No 01...
  • Page 63 Pin 1 and 2 as one set and Pin 3 and 4 are the other one. At the 25 degree Celsius or room temperature, the resistance value is 10K ohms. At Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 63...
  • Page 64 Laser photo detector sensor is connected to CN2 where the system is used to detect the laser intensity for system error detecting purpose. The operating voltage is +5VDC Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 64 Rev. No 01...

  • Page 65: Lcd / Remote Control Interface Module

    The Inputs and Outputs relate to all the System parameters such as Laser power, Pulse duration and Interval, Mode of operation, Counter, System Selection, Micro Pulse, and Aiming power. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 65 Rev. No 01...

  • Page 66: Ldu Systems

    It can be seen that this mirror has 2 clear apertures for the viewing optical path from the Binoculars. The mirror has a high reflective coating to reflect both the Treatment Green beam and the Aiming Red beam. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 66 Rev. No 01...
  • Page 67 It should be clearly noted that the centers for the Green and Red beams are always the same and also the spot size for these beams are also the same. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 67...
  • Page 68 Built into the eyepieces for the LIO are Safety Filters that protect the Operator from any accidental reflections of the Treatment Green Beam back through the Optical system. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 68 Rev. No 01...
  • Page 69 There are no serviceable parts on them and if the packaging is opened outside a non-sterilized field then the Endoprobes are not suitable for use. They are not suitable for re-sterilization. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 69 Rev. No 01...

  • Page 70: Repairing Procedures

     Ensure the statics wrist band is always worn prior to removing any laser diodes since they are static sensitive components. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 70 Rev. No 01...

  • Page 71: Microprocessor Pcb Replacement

    3. Ensure there is no loosen connections and close up the cover top 4. Power on and validate the system performance refer to section xx on page Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 71...
  • Page 72 3. Ensure there is no loosen connections and close up the cover top 4. Power on and validate the system performance refer to section xx on page Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 72...

  • Page 73: Dc Power Supply Module Replacement

    3. Ensure there is no loosen connections and close up the cover top 4. Power on and validate the system performance refer to section xx on page Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 73...

  • Page 74: Calibration / Alignment Procedures

     Fiber Holder Extension  Safety Goggle (for this specified system)  VR pot adjuster or small flat screw driver  Elevation block Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 74 Rev. No 01...
  • Page 75 5. Turn on the LCD and wait for the “LIGHMED” logo screen to be popped out the second times and double click the left upper corner to access to Power Calibration Mode. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 75 Rev. No 01...
  • Page 76 9. Measure the output power from the laser aperture Port 1 and validate if the meter readout to be 25mW +/- 20%, then proceed to next step. Otherwise move to the next level calibration (max) Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 76 Rev. No 01...
  • Page 77 18. Recheck the low range (50mW) again and validate if the meter readout is at 25mW +/-20% 19. Repeat the min and max range over until all the values are met within +/-20% Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 77 Rev. No 01...
  • Page 78 23. Increase or decrease power factor (o.o5) and fire the laser to validate again 24. Ensure the meter readout to be close as 50mW +/- 20% Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 78...
  • Page 79 ** Note: Do all the software calibration for all power ranges (50mW to 2000mW) through this procedures only for Port 2. Do not forget to engage to Port 2 before calibration Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 79 Rev. No 01...
  • Page 80 1. Activate the “Detector Parameter” and ensure the 532 system is selected it Detector Parameter Treat mode activation 50mW Level Activation Button 2. Set “Duration” and “Interval” time to 0.05s and power to 50mW Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 80 Rev. No 01...
  • Page 81 6. Adjust VR1 on ML7100 Master CPU PCB Ass’y and ensure the “Detector VAL” value to be close as to power meter as possible 7. Repeat the above process until the value reaches to 25mW +/- 20% Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 81 Rev. No 01...

  • Page 82: Port 1 & 2

    50% duty cycle; ex: an external power meter reading is 25mW, which means the actual output power is 50mW Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 82 Rev. No 01...
  • Page 83 5. Turn on the LCD and wait for the “LIGHMED” logo screen to be popped out second times and double click the left upper corner to access to Power Calibration Mode Double Clicks with Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 83 Rev. No 01...
  • Page 84 25mW +/- 20%, then proceed to next step. Otherwise move to the next level calibration (max) 10. Locate the potentiometer VR2 on RD7900 DC/DC Main Power PCB Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 84 Rev. No 01...
  • Page 85 18. Recheck the low range (50mW) again and validate if the meter readout is at 25mW +/-20% 19. Repeat the min and max range over until all the values are met within +/-20% Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 85 Rev. No 01...
  • Page 86 22. Fire the laser and validate if the meter readout is 50mW +/-20%, if so, proceed to step 25, otherwise proceed to next step Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 86 Rev. No 01...
  • Page 87 25. Repeat the same process (step 21 to step 25) for other different power levels energy (100mW to 700mW) 26. Save all the values when calibration is finished it Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 87 Rev. No 01...
  • Page 88 16. Activate the “Detector Parameter” and ensure the 670 system is selected it Detector Parameter 50mW Level Activation Button 17. Set “Duration” and “Interval” time to 0.05s and power to 50mW Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 88 Rev. No 01...
  • Page 89 21. Adjust VR3 on ML7100 Master CPU PCB Ass’y and ensure the “Detector VAL” value to be close as to power meter as possible 22. Repeat the above process until the value reaches to 25mW +/- 20% Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 89 Rev. No 01...
  • Page 90 28. Save all the values when they are all finished and exit the program 29. Fill out “Power Meter Calibration Record Sheet” for final validation Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 90 Rev. No 01...
  • Page 91 900 mW 450 mW ± 20% 1000 mW 500 mW ± 20% 1500 mW 750 mW ± 20% 2000 mW 1000 mW ± 20% Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 91 Rev. No 01...
  • Page 92 400 mW 200 mW ± 20% 500 mW 250 mW± 20% 600 mW 300 mW ± 20% 700 mW 350 mW ± 20% Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 92 Rev. No 01...

  • Page 93: Aiming Spot Position Realignment Procedures

    Do not ‘zero’ or reset the position Fine Tuning Process Initial calibration Exit Function Reset or Zero Y-Axis alignment Save function X-Axis alignment 'Treat' Mode Activation Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 93 Rev. No 01...
  • Page 94 • Save the value and exit the realignment mode • Power on the console again and validate if the position is centered otherwise repeat the above process until it is centered Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 94 Rev. No 01...

  • Page 95: Coarse Tuning

    • Double click the LIO icon and enter the pass code “777” '777' Double Clicks • Swing the LCD panel toward to the back of the patience side Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 95 Rev. No 01...
  • Page 96 ‘Coarse Tuning’ Process Initial Calibration X-axis alignment Y-axis alignment Save function 'Treat' Mode Activation Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 96 Rev. No 01...
  • Page 97 Note: Bring the aiming spot as close to target rod center as possible • Save the value and power down and up the console for validation Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 97...
  • Page 98 Do not ‘zero’ or reset the motor configuration, it will destroy the motor position Do the calibration in the restart process or cold state Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 98 Rev. No 01...

  • Page 99: Aiming Spot Stability Realignment Procedures (X / Y Axis)

    • Initial ‘Treat’ mode and activate the x-axis or y-axis icon to validate if the aiming spot still at the center position (refer to below picture) Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 99...
  • Page 100 Note: Do not attempt to save any value if you are uncertain or in doubt Ensure the spots stability and spacing are evenly distributed aiming Figure 7.1 Y-Axis Pattern Screen Shot Figure 7.2 X-Axis Pattern Screen Shot Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 100 Rev. No 01...

  • Page 101: Spot Size Realignment Procedures (50 - 1000Um)

    • Save the value when process it is through ‘Treat’ mode Spot Size Calibration activation Initialing Button Spot Size Selection Spot Size indicator Spot Size Save function Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 101 Rev. No 01...

  • Page 102: Slit Lamp Realignment Procedures

    • Confirm it by illuminating the aperture to see if you have aligned them Upper Alignment Lower Alignment Figure 7.3 Upper / Lower Slit Alignment Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 102 Rev. No 01...

  • Page 103: Aiming Intensity Realignment Procedures

    - Locate the aiming VR at ML7100 PCB - Turn the VR CCW wise to increase the value B. Aiming Module Realignment Procedures Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 103 Rev. No 01...

  • Page 104: Maintenance

    The manufacturer however does recommend that the Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 be serviced by an authorized service agent every 12 months. During this Preventative Maintenance (PM) service visit the Laser System will be Calibrated and Aligned and the general operating function confirmed.

  • Page 105: Laser Beam Alignment Check

    OK with another fiber then it is most likely that the fiber is damaged and the Laser alignment in the Console is OK. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 105 Rev. No 01...

  • Page 106: System Output Power Checking Procedure

    System Output Power Record Sheet. 6. Validate the measured power readings (X2) must be within +/-20% of the set power for the system to be passed. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 106 Rev. No 01...

  • Page 107: Transmission Rechecking Process

    3. Measure the laser output power as below figure 4. Now, connect a brand new fiber into the laser output aperture and set up as below Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 107 Rev. No 01...
  • Page 108 Meter Reading Meter Reading Transmission Pass/Fail Displayed Power Laser Aperture Output Fiber (b) [(b)/(a)]x100% (>80%) Output (a) 100 mW 250 mW 500 mW Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 108 Rev. No 01...

  • Page 109: Troubleshooting

    Section 9 Troubleshooting The Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 is designed to have a service free part as possible. It is divided into three major sections such as, Symptom, Warning, and Error code. Note: Any warning and error code come with "hoLd" wording displaying in the counter display (refer to fig.
  • Page 110 -Selected the specified power selected -If the problem persists, call the -Laser cavity decayed authorized service or manufacturer for further -Electronics malfunction assistance Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 110 Rev. No 01...

  • Page 111: Warning

    Warning The Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 can interface either with LCD stationery or remote control model setup and a completed listing of system warnings and the suggested corrective actions are detailed as following: A. LCD Control Display Warning...
  • Page 112 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 112 Rev. No 01...
  • Page 113 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 113 Rev. No 01...
  • Page 114 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 114 Rev. No 01...
  • Page 115 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 115 Rev. No 01...
  • Page 116 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 116 Rev. No 01...
  • Page 117 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 117 Rev. No 01...

  • Page 118: Remote Control Warning

    -Check delivery key integrity or key connected corresponding delivery key -If the problem persists, call the authorized service or manufacturer for further assistance Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 118 Rev. No 01...

  • Page 119: Error Codes

    Type of Failure Failure Description Remedy Action(s) Error code Figure 9.1(a) Sample of Error code display Figure 9.1(b) Sample of Remote Control Error code display Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 119 Rev. No 01...
  • Page 120 A complete listing of the Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 error codes along with the suggested corrective actions are shown below: Error code Cause(s) / Description Remedy Action(s) Err 500 - ROM -System failed to pass the...
  • Page 121 -The measured o/p laser -Recheck the output power vs Too High power is exceeded by 20% detected value of the preset power value -Recalibrate the systems Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 121 Rev. No 01...
  • Page 122 Error Err 513 - System -The system stop running -Call the authorized service or Error for 1ms manufacturer for further assistance Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 122 Rev. No 01...

  • Page 123: Introduction

    “Flash Programmers for TI's MSP430 MCU uses TI's FET Adapter” (refer to below figure) Note: This is freeware software therefore the version could be different from time to time Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 123 Rev. No 01...
  • Page 124 - Execute the downloading process - Wait till the process finished it Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 124 Rev. No 01...
  • Page 125 -Unzip the file Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 125 Rev. No 01...

  • Page 126: Software Installation Procedures

    A. Window 7 version or above - Execute the 'Setup' file and Click the 'I agree' term - Step through all below procedures until the installation completed it Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 126 Rev. No 01...
  • Page 127 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 127 Rev. No 01...
  • Page 128 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 128 Rev. No 01...
  • Page 129 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 129 Rev. No 01...

  • Page 130: Window Xp

    - Execute the 'Setup' file and Click the 'I agree' term - Step through all below figures - Configure the path to be: C:\Program Files\IAR Systems\Embedded Workbench 4.0\430\drivers\TIUSBFET\WinXP Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 130 Rev. No 01...
  • Page 131 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 131 Rev. No 01...

  • Page 132: Configuration Procedures

    - Plug in the MSP-FET430UIF including the cable and execute the program icon - Click the 'Setup' menu and open up the 'Memory Option' - Ensure below configuration are set up Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 132 Rev. No 01...
  • Page 133 - Open up the 'Setup' menu and then 'Connection / Device Reset' - Validate if the below configuration are set up correctly - End of configuration and exit the program Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 133 Rev. No 01...

  • Page 134: Downloading Procedures

    - Retrieve the file 'MCU1' from your destination or stored area - Choose the microcontroller group to be MSP430F1xx and MSP430F169 - Execute 'AUTO PROG' icon for the downloading process begins Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 134 Rev. No 01...

  • Page 135: Console (Mcu2)

    - Execute 'AUTO PROG' icon for the downloading process begins - Cycle the power when it is finished and close the remote rear end cover ass'y Figure 1. WinXP Hardware Recognition Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 135 Rev. No 01...

  • Page 136: Warranty Terms

    Section 11 Warranty Terms The manufacturer provides a Limited Warranty on the LightLas 532/670 Laser for a fixed period of time from the date of initial installation. The warranty period is for a minimum of 12 months however some Distributors may offer extended warranty periods.
  • Page 137  Delivery Key – Slit lamp Part Number SD5100  Delivery Key – LIO Part Number LI9100  Delivery Key – Endo Part Number LCA190 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 137 Rev. No 01...
  • Page 138  Remote Interlock Connector Part Number LCA180 Attention: The accessories are passive (do not emit laser radiation) and depend on the main device. Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 138 Rev. No 01...
  • Page 139 APPENDIX II Console Wiring Diagram Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 139 Rev. No 01...
  • Page 140 Multi-Wavelength Pattern Scanning System - LightLas 532 / 670 - Service Manual Page 140 Rev. No 01...

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