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1. Chapter 4 Cooling system Cooling system includes water pump water tank and air system The position of the above components Water pump is supplied by 110V or 220V A C net power supply Check the label of the unit to ensure the correct voltage input Water tank The water in the water tank needs to be replaced every six months Water sensor gives audio warning if the system lack of water Air mainly gives out the heat from the H V laser power supply Water pump replacement C Remove the back and side panel and give out all the water in the water tank D Disconnect the wires of pump The yellow wire ground the brown wire connects C24 L of power supply the blue wire connects C24 N E Disconnect the water tube from water sensor and water tank F Unscrew the fixing screws and take the water pump out G Replace a new pump following the opposite sequence GND t N Water sensor and drang une von u Fig 4 1 Chapter 5 Delivery System The Miran 25 laser system is wrapped with the delivery arm demounted for ensuring a safety delivery The beam delivery system is a lightweight spring balanced 7 joint articulated arm The connector base is fixed on the output terminal of the laser unit Usually the only thing required to do is to install the articulated arm on the connector base and lock it tightly The surgical arm is pre aligned No need for mirror alignment When the laser is improper transported the2. the diode laser out C Place a new diode laser which is already aligned fig 3 1 3 1 2 The diode laser alignment procedures are as follow take A Supply 3V to the diode laser needs alignment Put the diode laser into the tube with a cover with a hole in the center as fig 3 2 the aiming beam lit B Trim the adjusting screws position A to center red beam Fig 3 3 C Install the aligning tube on the tube proceed B but using the Position B screws of fig 3 3 Fig 3 2 Mediclase Ltd ALL RIGHTS RESERVED the as in Page 12 17 Mediclase HQ www mediclase com Asia Marketing www mediclaseint com Healing by Light Fig 3 3 Position D Repeat points B and C until no more adjustments are needed Fig 3 4 Fig 3 4 3 2 CO Laser source The technician must wear the protection goggles for invisible radiation at 10 6 microns in Class 4 In the operative conditions the anode of the CO tube contains a 20 000 volts voltage Such voltage might be LETHAL The technician must never touch the anode of the CO tube with bare hands or with metallic tools Risk of Death 3 2 1 CO tube replacement A Remove the back panel and let out all the water in the system B Desolder the wires and disconnect from the power supply The yellow wire connects the cathode of the laser tube Red wire connects the anode of the laser tube Warning The anodes of CO laser tube are under high voltage Ele
3. the pump itself Perfect connection of J2 The presence of 3V between P7 and P14 of J2 Replacement of new Diode laser Perfect connection of J2 Perfect connection between J1 P6 P14 of control board and CZ1 of power supply between J1 P7 P15 and CZ3 of power supply Laser beam Alignment to avoid emitting to the wall of articulate arm refer to chapter 5 Activity of shutter in the front of laser tube aperture once the footswitch stepped No crack on the laser tube Presence of laser light in laser tube once footswitch stepped Replacement of laser tube The presence of normal data according to all the power value in Calibration mode Calibration and raise the data refer to chapter 1 3 No laser emission Above condition met A The presence of 12V on the testing point of power supply see chapter 2 2 2 Mediclase Ltd ALL RIGHTS RESERVED Page 17 17
4. Mediclase HQ www mediclase com Asia Marketing www mediclaseint com Healing by Light Mealclase Model Miran Superpulse CO LASER SURGICAL SYSTEM Service Manual Mediclase Ltd ALL RIGHTS RESERVED Page 1 17 Mediclase HQ www mediclase com Asia Marketing www mediclaseint com Healing by Light CAUTION Use of controls adjustments or performance of procedures other than those specified in this user manual may result in hazardous radiation exposure SPECIFICATIONS SUBJECT TO CHANGE WTHOUT NOTICE Version 1 0 General information The following chapters of this user manual contain the maintenance troubleshooting and repairing of principal parts of the Miran 25 CO Surgical Laser System The person servicing the Miran 25 must be thoroughly familiar with the contents of this manual Service This manual has been prepared to aid authorized technical personnel to understand and service the Miran CO2 Laser system Special tools required CO2 Power meter Diode laser aligning tool Delivery system aligning tool Mediclase Ltd ALL RIGHTS RESERVED Page 2 17 Mediclase HQ www mediclase com Asia Marketing www mediclaseint com Healing by Light Components Position 1 Control system LCD control PCB and Main board 2 Power supply HV laser power supply and low power supply 3 Cooling system water pump water tank water sensor fan 4 Laser source Diode laser and CO laser 5 Optic and delivery system Air Pump Lower High F
5. W 10 15 20 25 30 35 40 45 50 CALIBRATION Moving the cursor up or down by pressing the SELECT key Moving the cursor left or right by pressing the MODE key Note Mediclase Ltd ALL RIGHTS RESERVED Page 7 17 Mediclase HQ www mediclase com Asia Marketing www mediclaseint com HealingbyLight Chapter 2 Power supply The Miran 25 CO Surgical Laser system can be operated either at 220V A C or 110V A C Changing operating voltage cannot be performed Power supply of Miran 25 CO Surgical Laser includes A Low voltage power supply B H V laser power supply 2 1 Low power supply Caution High voltage inside Do not remove the cover of the low power supply AC Input 220V _ 20 Fig 2 1 110V _ 20 Fig 2 2 ED BRETT EI os ale mu vy nr Fig 2 2 DC Output Vi 5V 3 0A V2 12V 1 0A V3 12V 0 5A 2 2 H V Laser power supply Mediclase Ltd ALL RIGHTS RESERVED Page 8 17 Asia Marketing www mediclaseint com Z O oO ab dp O E O L 3 amp oO O h be 7 Cx2 LFI Page 9 17 ALL RIGHTS RESERVED Lay out of the power supply Mediclase Ltd HQ www mediclase com Asia Marketing www mediclaseint com Mediclase Healing by Light 2 2 1 Testing point 12V of the power supply is indicated in the following diagram Power supply o tw tee t rede 6S u Maime c_ gt
6. an Laser Power Suse ly Watar Sersce Water Tank Water Purp Mediclase Ltd ALL RIGHTS RESERVED Page 3 17 Mediclase HQ www mediclase com Asia Marketing www mediclaseint com Healing by Light Wiring diagram E a E FAHD n f rer Creek Ir Liber MAIN CONTROL je Pe de ET pr Mediclase Ltd ALL RIGHTS RESERVED Page 4 17 Mediclase HQ www mediclase com Asia Marketing www mediclaseint com Healing by Light Chapter 1 Control system The main board administrates all the controls and commands of the system The chips and the connections designed for interfacing with the other electronics and with the rest of the system Main board PCB LCD board Fig 1 1 1 1_ Connections description Conn J1 power supply Low power supply P 9 5V P11 12 GND P1 12V P2 12V High power supply P6 P14 P8 P7 P15 Conn J2 Mechanics P1 Footswitch P2 Footswitch P9 Footswitch P3 Water sensor P10 Water sensor P4 Interlock P11 Interlock P7 Diode laser P14 Diode laser P6 Diode lamp P13 Diode lamp P8 Resistor for aiming beam density adjustment P15 Resistor for aiming beam density adjustment Conn J5 Mediclase Ltd ALL RIGHTS RESERVED Page 5 17 Mediclase HQ www mediclase com Asia Marketing www mediclaseint com Healing by Light P1 Pump P3 High power supply Conn J6 LCD Con
7. ctric shock hazard Never touch the anodes unless discharged C Disconnect the two tubes of the cooling circuit Pay special attention at the one at anode side Mediclase Ltd ALL RIGHTS RESERVED Page 13 17 Mediclase HQ www mediclase com Asia Marketing www mediclaseint com Healing by Light D Unscrew the fixing screw of the laser tube and take the tube out E Replace the new laser tube following the opposite sequence F Calibration procedure is required after CO gt 2 tube replacement 3 2 2 Aligning the CO Laser beam Wear the protection goggles for CO laser beam The CO radiation can cause irreversible damages to the skin with direct or diffuse radiation Do not use metallic tools within the CO laser beam nor let your hands stay in the CO2 beam path A Remove the articulated arm B Put a small piece of thermal paper close to the base Fig 3 5 Cathode GND Fig 3 6 Fig 3 5 C Active the footswitch mutual position of CO2 laser and diode laser beam Trim the adjusting screws position A closer to the output in to make the two beams concentric Fig 3 6 Position A order D Install the aligning tube on the base of the articulate arm Fig 3 7 and put the thermal on it and proceed as in C but using the Position B screws of fig 3 6 paper E Repeat points C and D until no more adjustments are required Position B High Fig 3 7 vorage Mediclase Ltd ALL RIGHTS RESERVED Page 14 17
8. de Km 2 a 4 2 E E ats bi JE 6 a ae r ua vo wel men in JE IAM sea 2 2 2 Power supply replacement Fig 2 3 Mediclase Ltd ALL RIGHTS RESERVED Page 10 17 Mediclase HQ www mediclase com Asia Marketing www mediclaseint com Healing by Light Fig 2 3 Power supply replacement Procedure A Switch off the system B Cut the connections of laser tube Yellow wire connects the cathode of the laser tube Red wire connects the anode of the laser tube Warning The anodes of CO laser tube contain high voltage Electric shock hazard Never touch the anodes unless discharged C Unscrew the power supply board from the unit D Calibration procedure is required after H V laser power supply replacement Refer to Chapter 1 3 for calibration procedures Mediclase Ltd ALL RIGHTS RESERVED Page 11 17 Mediclase HQ www mediclase com Healing by Light Asia Marketing www mediclaseint com Chapter 3 Laser source 3 1 Diode laser resource In view of the invisible beam of the 10 6um CO laser a visible red diode laser is emitted coaxially with the CO laser to assist the operator to locate the laser beam conveniently Diode laser wavelength 650 nm max 3mW CW adjustable 3 1 1 Diode laser Replacement Procedure A Remove the plastic cover of the unit and unscrew the base of the articulated arm including diode laser Fig 3 1 B Disconnect the diode laser from the unit and
9. laser spot may not remain in the center Do the Following Mediclase Ltd ALL RIGHTS RESERVED Page 15 17 A Tighten the screw shown in the fig 5 1 B Check all the 7 joints of the arm and make sure all joints are tightened C Check if the spot remains centered with every position of the arm D If this cannot be achieved check again chapter 3 1 2 diode laser alignment fig 5 1 Cleaning the optic lens Clean the optics with optic grade cleaning wetted with pure acetone or ethanol only Mediclase Ltd ALL RIGHTS RESERVED Page 16 17 Chapter 6 Troubleshooting Symptom The display does not light up Water pump does not rotate No laser emits Above condition met A No laser emits No laser emits Key switch turned on Key switch on emergency switch on pump rotated Key switch on emergency switch On keyboard lit Key switch on emergency switch on keyboard lit on Key switch on emergency switch on keyboard lit on Above condition met Above condition met Verify that There is a correct connection of the plug in the system s inlet and in the main plug The red main switch is turned on Emergency switch turned upwards The inlet plug s fuses are O K The right voltage is present in the main plug Perfect connection of J1 The presence of 5V between P9 and P11 of J1 Replacement of display board The correct voltage 220V A C in Deflation from the pump Mechanical problem in
10. n J7 Key board Conn J8 Software downloads 1 2 Controller Replacement Main board replacement A B C Unplug connector J6 on the main board Unscrew the main board from the unit Calibration procedures are required after the main board replacement LCD board replacement A B C Unplug connector J 202 on the LCD Board Unscrew the LCD board from the unit Calibration procedures are not required after LCD board replacement 1 3 Calibration procedures Remove the handpieces from the articulated arm Ensure the CO laser beam enters the power meter Switch on the system set the laser operation mode in CW mode and tissue exposure mode in Continuous Press READY key Press CALIBRATE Key for seconds and the system display as follows Press SELECT Key the cursor will move to the right side of Power value that is about to calibrate Press MODE key and move the cursor to the DATA list press UP and DOWN key to calibrate the data unit The power value that is displayed on the power meter equals to the calibrating power Press SELECT Key and move to the next power value calibration needs The procedures are as above After all the power value calibration steps press the SAVE key to store all the data Mediclase Ltd ALL RIGHTS RESERVED Page 6 17 Mediclase HQ www mediclase com Asia Marketing www mediclaseint com Healing by Light LASER OPERATION MODE CW POWER DATA 1W OW SW AW OW 6W 7W S
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