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Alma Pixel CO2 Surgical Service Manual

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™ System Service Manual
Pixel® CO
2
CO
Surgical
2
S E R V I C E
M A N U A L

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Summary of Contents for Alma Pixel CO2 Surgical

  • Page 1 ™ System Service Manual Pixel® CO Surgical S E R V I C E M A N U A L...
  • Page 2 No part of this manual may be reproduced or copied in any form by any means - graphic, electronic or mechanical, including photocopying, typing, or information retrieval systems - without written permission of Alma Lasers. System specifications and the information contained in this document are subject to change without notice.

  • Page 3: Table Of Contents

    Applicable Documents ....................10 Modification of the System ................... 11 Resale Inspection ......................11 Abbreviations and Acronyms Used In This Manual ............. 11 Communicating with Alma Lasers ................12 2Introduction ......................15 System Safety Features ....................15 2.1.1 Software ......................15 2.1.2...
  • Page 4 Pixel® CO ™ System Service Manual – Safety and Regulatory 4Introduction ......................41 General Theory ......................41 System Components and Controls ................. 41 Control Panel Components .................... 43 4.3.1 Key Switch ......................43 4.3.2 Emergency Shut-Off Knob ................44 4.3.3 Touch-Screen Panel..................44 Service Panel Components ....................
  • Page 5 Service Manual – Introduction Pixel® CO ™ System 4.14 Cleaning and Disinfecting the System ................71 4.14.1 Filling the Cooling System.................. 72 4.14.2 Fuse Replacement ..................... 74 5Introduction ......................79 Electrostatic Discharge (ESD) Precautions ..............79 Removing the System's Console Cover ................. 80 Replacing/Accessing the System Controller..............
  • Page 6 Pixel® CO ™ System Service Manual – Safety and Regulatory Table of Figures Section ....................Page ‎ Figure 2 -1: Treatment Room Warning Sign ................17 ‎ Figure 2 -2: Identification Label ..................... 21 ‎ Figure 2 -3: Laser Danger Labels ..................22 ‎...
  • Page 7 Service Manual – Introduction Pixel® CO ™ System ‎ Figure 5 -8: Replacing the Air Pump ..................87 ‎ Figure 5 -9: Replacing the Air Pump (2) ................. 87 ‎ Figure 5 -10: Replacing the Keyswitch / Emergency Shutoff Knob ......... 88 ‎...
  • Page 8 Pixel® CO ™ System Service Manual – Safety and Regulatory CHAPTER 1 Introduction SMCO25010901, Revision B...
  • Page 9 Conventions Used in this Manual ..................9 Contents of This Manual ....................10 Applicable Documents ....................10 Modification of the System ................... 11 Resale Inspection ......................11 Abbreviations and Acronyms Used In This Manual ............. 11 Communicating with Alma Lasers ................12 SMCO25010901, Revision B...

  • Page 10: 1Scope Of This Manual

    While the manual is intended to aid service personnel in the care and service of the equipment, it cannot serve as a substitute for service engineer training, provided by Alma Lasers or its agents. Conventions Used in this Manual The following conventions in the form of notes, cautions and warnings are used in this...

  • Page 11: Contents Of This Manual

    Service Manual – Introduction Pixel® CO ™ System Contents of This Manual This service manual includes the following chapters:  Chapter 1: Introduction Provides the scope of the manual and important information regarding the servicing of the ™ system Pixel® CO ...

  • Page 12: Modification Of The System

    Resale Inspection ™ is a precision device. If any Alma Lasers device is resold by anyone other The Pixel® CO than an authorized sales representative, Alma Lasers offers a resale inspection by an Alma Lasers technician to assure that the device is working in accordance with manufacturer’s...

  • Page 13: Communicating With Alma Lasers

    Volt(s) Direct Current Watt(s) Communicating with Alma Lasers During any communication with the service department at Alma Lasers, or with any of the ™ system and service depots, it is necessary to mention the serial number of the Pixel® CO handpiece being discussed.

  • Page 14: Safety And Regulatory

    Pixel® CO ™ System Service Manual – Safety and Regulatory CHAPTER 2 Safety and Regulatory SMCO25010901, Revision B...
  • Page 15 Service Manual – Pixel® CO ™ System Safety and Regulatory Table of Contents Section Page Introduction ........................15 2.1. System Safety Features ....................15 2.1.1. Software ......................... 15 2.1.2. Keyswitch ........................16 2.1.3. Footswitch ........................16 2.1.4. Emergency Shut-Off Knob .................... 16 2.1.5.

  • Page 16: 2Introduction

    Pixel® CO ™ System Service Manual – Safety and Regulatory 2 INTRODUCTION The Pixel CO system uses a fractionated technology for ablative and thermal injury to the epidermis and dermis. The Pixel CO delivers fractionated laser energy through a special lens that divides the energy to 7 x 7 (49) or 9 x 9 (81) tiny spots (100μm diameter) or "pixels"...

  • Page 17: Keyswitch

    Service Manual – Pixel® CO ™ System Safety and Regulatory 2.1.2 Keyswitch  The system can be turned on only when the key is inserted in the keyswitch.  When not in operation, the key should be removed to prevent unauthorized use of the system.

  • Page 18: Figure ‎ 2 -1: Treatment Room Warning Sign

    Pixel® CO ™ System Service Manual – Safety and Regulatory The treatment room must be clearly labeled with signs indicating that high intensity laser energy is in use. The treatment room sign that is supplied with the Pixel CO2 system is shown in Figure 2-1.

  • Page 19: General Precautions And Cautions

    The following precautions, cautions and warnings must be observed for the safe use of the ™ system. Pixel® CO  Only technicians trained and certified by Alma Lasers may service the Pixel® CO ™ system, includes making internal adjustments to the power supply, cooling system, optics, handpieces, etc.

  • Page 20: High Voltage Hazards

    ™ system produces very high voltages in various components. No part of the The Pixel® CO exterior housing should be removed, except by Alma Lasers authorized personnel. ™ system turned on, Whenever system maintenance is performed, never leave the Pixel® CO open or unattended.

  • Page 21: Equipment Classification And Compliance

    Service Manual – Pixel® CO ™ System Safety and Regulatory  Water is circulated through the system as soon as the system is turned on in order to cool the laser resonator. Water flow is monitored and laser emission is disabled if the water flow stops.

  • Page 22: Device Labels

    Pixel® CO ™ System Service Manual – Safety and Regulatory In accordance with the regulations, a recommended routine inspection and maintenance schedule is provided in the Maintenance chapter of this manual Device Labels 2.6.1 System Labels The following Warning, Certification and Identification labels are adhered to the system: Pixel CO ...

  • Page 23: Figure ‎ 2 -3: Laser Danger Labels

    Service Manual – Pixel® CO ™ System Safety and Regulatory Figure ‎ 2 -3: Laser Danger Labels  Laser Class 4 labels– located on the rear panel of the system (see Figure 2-4). Figure ‎ 2 -4: Laser Emission Warning Labels ...

  • Page 24: Figure ‎ 2 -5: Electrical Requirements And Hazard Labels

    Pixel® CO ™ System Service Manual – Safety and Regulatory Figure ‎ 2 -5: Electrical Requirements and Hazard Labels  Grounded power cable warning label, located on the bottom of the rear panel, next to the cooling system's venting port. Another card with the same message is attached to the power cable's coiling stud.: Figure ‎...

  • Page 25: Packaging Label

    Service Manual – Pixel® CO ™ System Safety and Regulatory  Emergency label located below the STOP LASING emergency shut-off knob  Footswitch label located on the service panel to identify the footswitch connection FOOTSWITCH port  Interlock label located on the service panel to identify the interlock connection port INTERLOCK VENT...
  • Page 26 Pixel® CO ™ System Service Manual – System Installation CHAPTER 3 System Installation SMCO25010901, Revision B...
  • Page 27 Service Manual – Pixel® CO ™ System System Installation Table of Contents Section Page 3.Introduction ......................27 3.1. Equipment List ......................27 3.2. Facility Requirements ....................28 3.2.1 Electrical Requirements ..................28 3.2.2 Environmental Requirements ................28 3.2.3 Space and Positioning ..................29 3.2.4 Articulated Arm and Hand piece Installation ............

  • Page 28: 3Introduction

    Service Manual – System Installation 3 INTRODUCTION System transportation and installation is carried out by Alma Lasers authorize technical personnel, who will do the following:  Unpack the system and position it in its pre-selected location  Install the articulated arm assembly ...

  • Page 29: Facility Requirements

    Pixel® CO ™ System System Installation • Laser radiation danger sign • Operator's manual • Alma Lasers case studies • Footswitch • Set of keys • Coolant filling kit Facility Requirements Before unpacking the system, ensure that the site meets the requirements described in the following sections.

  • Page 30: Space And Positioning

    Pixel® CO ™ System Service Manual – System Installation The system should be operated using deionized water only. Regular tap water contains sediments that may damage the cooling system Temperature: To ensure that the system performs optimally, maintain room temperature between 20°C and 25°C and relative humidity of less than 80%.

  • Page 31: Articulated Arm And Hand Piece Installation

    Service Manual – Pixel® CO ™ System System Installation Figure ‎ 3 -1: System Dimensions Caution To avoid overheating and system malfunction, do not block the airflow into the system. 3.2.4 Articulated Arm and Hand piece Installation Installation of the articulated arm to the console is shown in Figure ‎ 3 -2. The articulated arm's connection port is located on the system's top panel.

  • Page 32: Pixel, Ipixel And Focusing Handpiece Connection

    Pixel® CO ™ System Service Manual – System Installation 3. Secure the arm with the 5 LN screws. 4. Screw the desired hand piece into the end joint. 5. Connect both sides of the purge-air tube, one side to the control panel and one side to the hand piece.

  • Page 33: Figure ‎ 3 -3 Connecting The Handpiece

    Service Manual – Pixel® CO ™ System System Installation Figure ‎ 3 -3 Connecting the Handpiece To reduce the treatment spot size from 11x11 mm to 5x10 mm, connect the spot size reduction cover to the tip of the handpiece as shown in Figure ‎ 3 -4. Figure ‎...

  • Page 34: Litescan And Roboscan Connection

    Pixel® CO ™ System Service Manual – System Installation 3.2.6 LiteScan and RoboScan Connection Refer to Figure ‎ 3 -5: Insert the connecting handle of the LiteScan aesthetical scanner or RoboScan surgical Micromanipulator onto the articulated arm's end joint, and then turn the locking knob in a clockwise rotation until it stops.

  • Page 35: Connecting The Footswitch

    Service Manual – Pixel® CO ™ System System Installation The Pixel CO system is equipped with a remote interlock connector to provide maximum safety. The connector is situated on the service panel (Error! Reference source not found.). An external switch may be connected to this connector to create a remote interlock system. This switch should be mounted on the entrance door, so that if the door opens the switch contacts also open and disable system operation.

  • Page 36: Cooling System

    Pixel® CO ™ System Service Manual – System Installation Figure ‎ 3 -6: Footswitch and Interlock Connection Port Cooling System Refilling the Cooling System instruction, go to chapter 4 Sub Topic 4.7.3. It is imperative that the level of the cooling fluid in the reservoir be checked every three months and added if necessary (50% Distilled 50% propylene glycol).
  • Page 37 Service Manual – Pixel® CO ™ System System Installation Notes: SMCO25010901, Revision B...
  • Page 38 Pixel® CO ™ System Service Manual – System Installation Notes: SMCO25010901, Revision B...
  • Page 39 Service Manual – Pixel® CO ™ System System Description CHAPTER 4 System Description SMCO25010901, Revision B...
  • Page 40 Pixel® CO ™ System Service Manual – System Description Table of Contents Table of Contents Section Page 4.Introduction ......................41 4.1. General Theory ......................41 4.2. System Components and Controls ................. 41 4.3. Control Panel Components .................... 43 4.3.1. Key Switch ........................43 4.3.2.
  • Page 41 Service Manual – Pixel® CO ™ System System Description 4.11.15. Saving the Settings ....................67 4.11.16. System Shut-Down ....................68 4.11.17. Error Detection ...................... 69 4.12. LiteScan on co2 system ....................69 4.12.1. Scanner hardware......................69 4.13. Maintenance Operations ....................71 4.13.1.

  • Page 42: 4Introduction

    Pixel® CO ™ System Service Manual – System Description 4 INTRODUCTION This chapter provides detailed reviews of the following: ™ system – covering the system's main components, controls Description of the Pixel®CO and functional sub-systems, the module and system & module specifications. Operating instructions –...

  • Page 43: System

    Service Manual – Pixel® CO ™ System System Description Figure ‎ 4 -1: The Scanner® CO ™ System SMCO25010901, Revision B...

  • Page 44: Control Panel Components

    Pixel® CO ™ System Service Manual – System Description Control Panel Components The Control panel is located on the system's front side, and Figure ‎ 4 -1exhibits the controls and indicators: 4.3.1 Key Switch The keyswitch is located on the front panel of the system. The keyswitch is used to turn the system to START position and turn OFF the system to the Logo opening Screen Turning the keyswitch clockwise turns the system ON...

  • Page 45: Emergency Shut-Off Knob

    Service Manual – Pixel® CO ™ System System Description Once the keyswitch is turned to the OFF position the key should be removed to prevent unauthorized use of the system. The key cannot be removed when the keyswitch is in the ON position.

  • Page 46: Service Panel Components

    Pixel® CO ™ System Service Manual – System Description Service Panel Components The service panel (see Figure ‎ 4 -4& Figure ‎ 4 -5 ) incorporates the following system controls and connections: Main switch Circuit Breaker Power cable connection port Foots Pedal connection port Coolant Fill and vent ports Interlock...

  • Page 47: Air Pump

    Service Manual – Pixel® CO ™ System System Description 4.4.1 Air Pump The purge-air flow system is designed to remove laser-generated smoke from the treatment site. It consists of an air compressor and a medical-grade silicone tube that extends along the articulated arm to the handpiece and can be sterilized. Figure ‎...

  • Page 48: System Software

    Laser to cool the laser unit. Technician Mode The technician mode is designed for diagnostic and service purposes. The technician mode is password-protected and its access is restricted to Alma Lasers authorized service personnel only. System Modes of Operation The Pixel CO laser system offers two pulse exposure modes: CW (Continuous Wave) –...

  • Page 49: Figure ‎ 4 -8: Basic Concept Of Periodic Function

    Service Manual – Pixel® CO ™ System System Description inoperative within the cycle time (T) is called the OFF time. Thus: Cycle time (T) = ON time + OFF time 4. Duty cycle (%) – the ratio between the ON time and the total cycle time (T), given as percentage: Duty cycle (%) = ON time x 100/ T 5.

  • Page 50: System Specifications

    Pixel® CO ™ System Service Manual – System Description System Specifications CO2 Laser Output Laser Type: Sealed-off, RF-excited CO laser Wavelength: 10,600 nm, infrared Beam Mode: TEMoo (Gaussian) Diode Aiming Laser Wavelength: 650nm Power: 5 mW 50/100/200 Mode Continuous Mode ...

  • Page 51: Operation And Control

    Service Manual – Pixel® CO ™ System System Description Operation and Control System Control Fully computerized, micro-controller based Graphic User Interface LCD touch-screen Audible indicator: Activated during laser emission, when pressing the operation softkeys (user-controlled) and upon detection of an error condition Physical System Dimensions 45 cm wide x 40 cm deep x 191 cm high...

  • Page 52: Surgical Focusing Handpieces

    Pixel® CO ™ System Service Manual – System Description  7 x 7 Pixel handpiece: 49 (7x7) pixel sized ablation spot per 1 cm2  9 x 9 Pixel handpiece: 81 (9x9) pixel sized ablation spot per 1 cm2  7 x 1 iPixel handpiece: 7 pixels in a row Overall Treatment Zone ...

  • Page 53: Operational Summary

    Service Manual – Pixel® CO ™ System System Description 3. Insert the key into the keyswitch. 4.11.1 Operational Summary 1. Turn on the system (see Section ‎ ‎ 4 .11.2). 2. Select the treatment type 3. Set the operating parameters (see Section ‎ ‎ 4 .11.2). 4.

  • Page 54: Figure ‎ 4 -10: System Start Screen

    Pixel® CO ™ System Service Manual – System Description Note: The Keyswitch OFF screen appears when the key switch is turned off.  The sound-icon button in the bottom of the screen allows you to turn off the pulse-indicating buzzer if so desired. ...

  • Page 55: Operating With The Surgical Treatment Modes

    Service Manual – Pixel® CO ™ System System Description Figure ‎ 4 -12: Self-Test Screen after pressing Start screen appears (see Figure ‎ 4 -12). Press Confirm 8. Press the soft key; the Start Self-Test Self-Test soft button at the screen to start self-test. When done Treatment Mode Selection screen will appear (Figure 4-14) (Figure ‎...

  • Page 56: Figure ‎ 4 -14: Surgical Mode Selector Screen

    Pixel® CO ™ System Service Manual – System Description The surgical Mode Selection screen will appear (Figure 4-15). Press the button to return to the Treatment Mode Selection screen. Figure ‎ 4 -14: Surgical Mode Selector Screen SMCO25010901, Revision B...

  • Page 57: Surgical Handpiece Mode

    Service Manual – Pixel® CO ™ System System Description In this screen you may select the surgical specialty mode, in which you will use the surgical accessories dedicated to that mode: Surgical Handpiece Mode: see Section 4.5.4.1 LiteScan Surgical Modes: see Section 4.5.4.2 Cut &...

  • Page 58: Surgical Litescan Modes

    Pixel® CO ™ System Service Manual – System Description 5. Exposure Mode Selector – press the desired button to select one of the following wave exposure modes: • Cont – a continuous wave of laser energy for as long as the footswitch is pressed. •...

  • Page 59: Figure ‎ 4 -16: Surgical Roboscan And Surgical Litescan Modes Screen

    Service Manual – Pixel® CO ™ System System Description Figure ‎ 4 -16: Surgical RoboScan and Surgical LiteScan Modes Screen 4. Mode – press the button of the desired mode in which the scanned pattern will be applied to the treatment site: Spiral, Grid or Perimeter. •...

  • Page 60: Surgical Cut & Coagulate Mode

    Pixel® CO ™ System Service Manual – System Description 11. Save – The default operating parameters of any of the surgical and aesthetic treatment modes may be changed and permanently saved. Caution Saving the settings deletes and overwrites the current default parameters (or any previously- saved settings).

  • Page 61: Figure ‎ 4 -17: Surgical Cut & Coagulate Mode Screen

    Service Manual – Pixel® CO ™ System System Description Figure ‎ 4 -17: Surgical Cut & Coagulate Mode Screen 4. Cut – set the desired operating levels for the following parameters: • Pulses Number: press the ► or ◄ buttons to increase or decrease the number of pulses that will be emitted during each press of the footswitch (stacked).

  • Page 62: Operating In Aesthetic Treatment Mode

    Pixel® CO ™ System Service Manual – System Description 4.11.7 Operating in Aesthetic Treatment Mode Press the Aesthetic button in the Treatment Mode Selection screen (see Figure 6-3); the Aesthetic Mode Selection screen will appear (see Figure 6-8). Press the button to return to the screen.

  • Page 63: Figure ‎ 4 -19 Litescan Aesthetic Mode Screen

    Service Manual – Pixel® CO ™ System System Description 3. mJ/Pixel – the output laser energy density (fluence) of the scanned pattern as defined by the following formula: [Power] x [Dwell Time] x [Spot Size]. 4. Mode - press the button of the desired mode in which the scanned pattern will be applied to the treatment site: •...

  • Page 64: Aesthetic Pixel 7X7 And 9X9 Modes

    1. Application Presets – the Pixel CO2 system offers five different presets for operation in Pixel mode. Each preset brings up a proprietary set of operating parameters configured by Alma Lasers. The preset button definitions are: Preset Max Energy 7x7 Max Energy 9x9 ...

  • Page 65: Aesthetic Ipixel 7X1 Mode

    Service Manual – Pixel® CO ™ System System Description Figure ‎ 4 -20 Pixel 7x7 Aesthetic Mode Screen 3. PPS Rate – press the ► or ◄ buttons to increase or decrease the rate of the Pulses Per Second, measured in Hz. The selectable range is from 0.5 to 5 Hz. 4.

  • Page 66: Figure ‎ 4 -21 Aesthetic Mode Selector Screen - Ipixel 7X1 Handpiece

    1. Application Presets – the Pixel CO2 system offers five different presets for operation in iPixel 7x1 mode. Each preset brings up a proprietary set of operating parameters configured by Alma Lasers. The fluence for all five presets may be set up to a maximum of 150 mJ/Pixel.

  • Page 67: Figure ‎ 4 -22 : Ipixel 7X1 Aesthetic Mode Screen

    Service Manual – Pixel® CO ™ System System Description Figure ‎ 4 -22 : iPixel 7x1 Aesthetic Mode Screen 4. Spacing – press the appropriate button to select the desired spacing of lines of pixels: • Repeat: full pixel matrix of 7 rows. •...

  • Page 68: Emitting Laser Energy

    Pixel® CO ™ System Service Manual – System Description 4.11.11 Emitting Laser Energy 1. Verify that the system is in mode and that the operating parameters are correct for Ready the indication to be treated. 2. Place the handpiece in contact with the treated area. 3.

  • Page 69: System Shut-Down

    Service Manual – Pixel® CO ™ System System Description Once saved, the system recalls the new settings the next time it is turned on. 4.11.14 System Shut-Down Turn off the system as follows: 1. Set the system to mode by pressing the softkey.

  • Page 70: Error Detection

    Pixel® CO ™ System Service Manual – System Description 4.11.15 Error Detection This system is equipped with self-testing software that continuously monitors system operation by means of watchdog software & circuitry. The software continuously checks the hardware for any error condition: The LCD displays an error message and disables further operation.

  • Page 71: Figure ‎ 4 -24: Scanner And Joystick Controller Connectors

    Service Manual – Pixel® CO ™ System System Description 2 - Motor driver Y 3 – The Scanner controller and Scanner motors drive (15 s) located on the system upper back side see Figure 4-24. Figure ‎ 4 -24: Scanner and Joystick controller connectors Figure ‎...

  • Page 72: Maintenance Operations

    4.13.1 Periodic Service The system should be periodically inspected and maintained to keep it in peak operating condition. The following routine service operations should be performed by Alma Lasers authorized technical personnel every 6 months: General system check Interior inspection, including cleaning accumulated layers of dust Check the laser output energy 4.13.2 Routine and Preventive Maintenance...

  • Page 73: Filling The Cooling System

    Service Manual – Pixel® CO ™ System System Description The outer surface of the system may be wiped clean with a soft cotton cloth swabbed in 70% alcohol. 4.14.1 Filling the Cooling System The cooling system must be checked at least once every six months, to ensure that the reservoir contains sufficient cooling fluid (50% Distilled 50% Propylene Glycol).
  • Page 74 Pixel® CO ™ System Service Manual – System Description Figure ‎ 4 -30: Connecting the Coolant Filling Kit SMCO25010901, Revision B...

  • Page 75: Fuse Replacement

    Service Manual – Pixel® CO ™ System System Description 4.14.2 Fuse Replacement To replace burnt fuses: Figure ‎ 4 -31: Replacing Fuses 1. Turn off the system and disconnect the power cable from the outlet. 2. Unplug the power cable from the power cable connection port on the service panel. 3.
  • Page 77 Service Manual – Pixel® CO ™ System System Description Notes: SMCO25010901, Revision B...
  • Page 78 Pixel® CO ™ System Service Manual – Modules Replacement CHAPTER 5 Modules Replacement SMCO25010901, Revision B...
  • Page 79 Service Manual – Pixel® CO ™ System Modules Replacement Table of Contents Section Page 5.Introduction ......................79 5.1. Electrostatic Discharge (ESD) Precautions ..............79 5.2. Removing the System's Console Cover ................. 80 5.3. Replacing/Accessing the System Controller..............81 5.3.1. Replace the interface Controller as a Complete Module ........81 5.3.2.

  • Page 80: 5Introduction

    Pixel® CO ™ System Service Manual – Modules Replacement 5 INTRODUCTION Electrostatic Discharge (ESD) Precautions Electrostatic discharge can damage the integrated circuits on printed-circuit boards. To prevent such damage from occurring, observe the following precautions when servicing a board, or unpacking and installing a new board: ...

  • Page 81: Removing The System's Console Cover

    Service Manual – Pixel® CO ™ System Modules Replacement Removing the System's Console Cover ™ system's internal modules and components requires the Replacement of the Pixel® CO removal of the system covers. 1. Turn the system off and disconnect the power cable. 2.

  • Page 82: Replacing/Accessing The System Controller

    Pixel® CO ™ System Service Manual – Modules Replacement Replacing/Accessing the System Controller The system controller is the overall controlling module. It incorporates the software processor and interface module. There one possible reason to access the system controller, to replace an system controller as a complete, malfunctioning module.

  • Page 83: Replace The Scanner Controller As A Complete Module

    Service Manual – Pixel® CO ™ System Modules Replacement 5.3.2 Replace the Scanner Controller as a Complete Module 1. Disconnect the two D-type harness connectors from the module; they may be pried off with a flat screwdriver. 2. Disconnect the tree Molex connector from the module. Figure ‎...

  • Page 84: Vdc Power Supply Replacement

    Pixel® CO ™ System Service Manual – Modules Replacement Figure ‎ 5 -4: Scanner Motor Disassembly 3. Remove the four (6) Phillips screws marked red (see Figure 5-4) that secure the module to the chassis. 48 VDC Power Supply Replacement Refer to Error! Reference source not found.

  • Page 85: Figure ‎ 5 -5: Replacing 48 Vdc Power Supply (1)

    Service Manual – Pixel® CO ™ System Modules Replacement 6. Pull the power supply out and set aside 7. Insert the new power supply and connect it in reverse order Figure ‎ 5 -5: Replacing 48 VDC power supply (1) SMCO25010901, Revision B 84...

  • Page 86: Vdc Power Supply Replacement

    Pixel® CO ™ System Service Manual – Modules Replacement Figure ‎ 5 -6: Replacing the 48 VDC power supplies (2) 24 VDC Power Supply Replacement This procedure relates to Error! Reference source not found.: 1. Release the 8 screws marked with arrows on the lets and right side of the system 2.

  • Page 87: Air Pump Replacement

    Service Manual – Pixel® CO ™ System Modules Replacement Figure ‎ 5 -7: 24 VDC Power Supply Modules Air Pump Replacement The pump is used to blow air on the treatment area; it is situated on the chassis's shelf, under the 48 VDC power supply.

  • Page 88: Control Components

    Pixel® CO ™ System Service Manual – Modules Replacement Figure ‎ 5 -8: Replacing the Air Pump 4. Disconnect the harness Molex connector and the pipe from the pump.. Figure ‎ 5 -9: Replacing the Air Pump (2) 5. Unpack and install the new Air Pump by reversing steps ‎ 1 through 4 above. Control Components Remove the bracket of the keyswitch and emergency switch by unscrewing the screws in Error! Reference source not found.

  • Page 89: Figure ‎ 5 -10: Replacing The Keyswitch / Emergency Shutoff Knob

    Service Manual – Pixel® CO ™ System Modules Replacement 2. Lift the connection block up and out of the body of the switch ( 3. Unscrew the plastic nut (3) that secures the body of the switch to the front panel and remove the parts from the frame.

  • Page 90: Top Panel Removal Lcd Replacement

    Pixel® CO ™ System Service Manual – Modules Replacement Top Panel Removal LCD Replacement 1. Remove the screws securing the articulated arm Error! Reference source not found. (1) and put the arm aside. 2. Remove the 4 screws securing the top panel to the chassis Error! Reference source not found.

  • Page 91: Cooling System Replacement

    Service Manual – Pixel® CO ™ System Modules Replacement Figure ‎ 5 -12: LCD Connectors 5.10 Cooling System Replacement 5.10.1 Cooling System Description Each part of the cooling system can be replaced individually. The cooling system is a composite of the following parts (see Figure ‎ 5 -13 & Figure ‎ 5 -14): Figure ‎...

  • Page 92: Replacing The Cooling System Pump

    Pixel® CO ™ System Service Manual – Modules Replacement Figure ‎ 5 -14: Cooling System Description (2) 5.10.2 Replacing the Cooling System Pump 1. Prior to disconnecting and removing the cooling system pump from the chassis, drain the coolant as follows: a) Place a towel on the bottom of the system to absorb the few drops from the pipe b) Disconnect the left quick-connector (connected to the bottom of the tank, Error! Reference source not found.);...

  • Page 93: Replacing The Flow Switch

    Service Manual – Pixel® CO ™ System Modules Replacement 5. Remove the faulty pump and install the new pump applying steps 1 to 4 in reverse order. 6. Refill the coolant back into the system 5.10.3 Replacing the Flow Switch 1.

  • Page 94: Replacing The Particles Filter

    Pixel® CO ™ System Service Manual – Modules Replacement Figure ‎ 5 -17: Water system sensor connections 5. Unpack and install the new flow switch by reversing steps ‎ 1 through 4 above. 5.10.4 Replacing the Particles Filter 1. Refer to Figure ‎ 5 -16 Cut the tie-wrap ( ) that secures the particles filter to the chassis.

  • Page 95: Laser Co 2 Assembly Replacement

    Service Manual – Pixel® CO ™ System Modules Replacement 5.11 Laser CO Assembly Replacement 1. Drain the coolant from the system 2. Reconnect the pump, turn the pump on from technician screen by pressing Relay ON button to pump the rest of the coolant into the tank 3.

  • Page 96: Figure ‎ 5 -19: Removing The Laser Unit

    Pixel® CO ™ System Service Manual – Modules Replacement 9. Remove the side screws holding the units on the top left and top right if applicable Figure ‎ 5 -18 (2), (3) Figure ‎ 5 -19: Removing the Laser Unit 10.

  • Page 97: Laser Power Calibration

    Service Manual – Pixel® CO ™ System Modules Replacement Figure ‎ 5 -20: Fork Brackets Removal 12. Pull the fork type brackets on the top and bottom as shown in Figure ‎ 5 -20 13. Lift the laser assembly up and pull the rubber shock absorbers from the top keyhole. 14.
  • Page 98 Pixel® CO ™ System Service Manual – Modules Replacement CHAPTER 6 Software Installations and Calibrations SMCO25010901, Revision B...
  • Page 99 Service Manual – Pixel® CO ™ System Modules Replacement Table of Contents Section Page 6.Installing Software on the Rabbit Processor............99 6.1. Required Equipment ...................... 99 6.2. Software Installation Instructions ................100 6.3. Troubleshooting ......................102 6.4. Installing New LCD Graphics Software ..............103 6.4.1.

  • Page 100: 6Installing Software On The Rabbit Processor

    INSTALLING SOFTWARE ON THE RABBIT PROCESSOR All Alma Lasers co2 Scanner systems are equipped with an interface controller and a Scanner controller Boards. These boards have a designated "Piggy Back" cards. This card called Rabbit processors, is an integrated part of the interface module (see Figure ‎ 6 -1).

  • Page 101: Software Installation Instructions

    Service Manual – Pixel® CO ™ System Modules Replacement o RFU2.45 for Rabbit 2000 o RFU3.04 for Rabbit 4000 Software Installation Instructions 1. Open the system to reach the Interface Controller (Figure 6-1) or reach the Software Programming connector board (Figure 6-3). 2.

  • Page 102: Figure ‎ 6 -2: Communications Options

    Pixel® CO ™ System Service Manual – Modules Replacement Figure ‎ 6 -2: Communications Options 9. Check the Use USB to Serial Converter box (Figure 6-2). 10. Uncheck the Enable Processor Detection/Verification box. 11. Connect the power cable to the System and turn the system ON. Figure ‎...

  • Page 103: Troubleshooting

    Service Manual – Pixel® CO ™ System Modules Replacement 12. From the opening screen menu of the RFU program select File / Load Flash Image, the dialog box Choose Flash Image appears (Figure 6-4). Figure ‎ 6 -4: Choose File to Load 13.

  • Page 104: Installing New Lcd Graphics Software

    6.4.1 Introduction ™ System is equipped with a graphic display. The display has its Alma Lasers Pixel® CO own software and sometimes requires installation of new version due to new features developed for the system. The display software is installed directly on the display therefore it requires separate installation.

  • Page 105: Figure ‎ 6 -7: Lcd Menu Access

    Service Manual – Pixel® CO ™ System Modules Replacement Figure ‎ 6 -7: LCD Menu Access Figure ‎ 6 -8: LCD Special Screen Tab 5. Click on the "Special screen" tab. 6. Make sure "Memory card transfer" is selected and click on the "Start" button (in red). Language selection screen appears (Figure 6-9) SMCO25010901, Revision B 104...

  • Page 106: Figure ‎ 6 -9: Language Selection

    Pixel® CO ™ System Service Manual – Modules Replacement Figure ‎ 6 -9: Language selection 7. Open the system cover and insert the memory card Figure ‎ 6 -10: Inserting Flash Card Slot 8. Close the panel and press “English” button (Figure 6-9). SMCO25010901, Revision B...

  • Page 107: Figure ‎ 6 -11: Memory Card Transfer Screen

    Service Manual – Pixel® CO ™ System Modules Replacement 9. The Memory Card Transfer screen appears (Figure 6-11) Figure ‎ 6 -11: Memory Card Transfer screen 10. Select Direction "Download Memory card->NS hardware", Contents "Project" and the appropriate bank number for this system (as you had on the extracted zip file) and press “Go!”.

  • Page 108: Figure ‎ 6 -13: Transmit Confirmation Screen 2

    Pixel® CO ™ System Service Manual – Modules Replacement Figure ‎ 6 -13: Transmit confirmation screen 2 12. When transmission ends the restart screen appears ( Error! Reference source not found.). Figure ‎ 6 -14: Restart screen 13. Remove the memory card 14.

  • Page 109: Troubleshooting

    Service Manual – Pixel® CO ™ System Modules Replacement Figure ‎ 6 -15: Password screen 6.4.4 Troubleshooting If after operation #7 the Memory Card Error screen appears (Error! Reference source not found.).  Press the “Return” button; the system backs to Language selections screen (Figure 6-9) ...
  • Page 110 Pixel® CO ™ System Service Manual – Modules Replacement Notes: SMCO25010901, Revision B...

  • Page 111: Laser Beam Alignment

    Service Manual – Pixel® CO ™ System Modules Replacement CHAPTER 7 Technician Mode Calibrations and Laser Beam Alignment SMCO25010901, Revision B 110...
  • Page 112 Pixel® CO ™ System Service Manual – Modules Replacement Table of Contents Section Page 7.Allignmeent ......................112 7.1. CO2 Laser Beam Alignment Instructions ..............112 7.2. Technician Mode & Calibration.................. 116 7.2.1. Entering Tech Screen ..................116 7.2.2. Tech 1 Screen ....................117 7.2.3.

  • Page 113: 7Allignmeent

    Service Manual – Pixel® CO ™ System Modules Replacement 7 ALLIGNMEENT CO2 Laser Beam Alignment Instructions Open the system back cover and remove side covers Open the black cover covering the alignment mirrors. Far and near Alignment mirrors of the Aiming Beam SMCO25010901, Revision B 112...
  • Page 114 Pixel® CO ™ System Service Manual – Modules Replacement Using LN 2mm key, release the securing screws of the aiming beam mirrors. Using 2mm LN key adjust the two set screws (marked with arrows) to bring the spot of the aiming beam to be as much as possible in the center of the beams Combiner (Circled Red).
  • Page 115 Service Manual – Pixel® CO ™ System Modules Replacement • Go to tech 1 screen (see Sub Topic 7.2.2) • On the DC line change the value accordingly to the system power output. 30W: DC - 50 40W: DC – 50 70W: DC - 30 •...
  • Page 116 Pixel® CO ™ System Service Manual – Modules Replacement adjust the last folding mirror (Circled) to centralize the beams. • Go back tech 1 screen (see Sub Topic 7.2.2) if DC was changed then rewrites the DC line back to 50. •...

  • Page 117: Technician Mode & Calibration

    Service Manual – Pixel® CO ™ System Modules Replacement Technician Mode & Calibration. Warning Before system tech calibration checks if laser output and CO2 Laser Beam is working properly. The CO2 Laser Beam Alignment is a preliminary step to the system tech calibration. 7.2.1 Entering Tech Screen Figure ‎...

  • Page 118: Tech 1 Screen

    Pixel® CO ™ System Service Manual – Modules Replacement Figure ‎ 7 -2: Password Screen c. Touch on asterisk d. Type the password "1234" 7.2.2 Tech 1 Screen Figure ‎ 7 -3: Tech1 Screen 1. Lok: Laser OK. 2. Tok: Laser Temperature OK. 3.

  • Page 119: Tech 2 Screen (Laser Calib)

    Service Manual – Pixel® CO ™ System Modules Replacement 5. Close: Shutter Closed 6. FlowSw: this indicator is indicating the coolant flow. Touch the Relay On button; the water pump will start to operate and within several seconds the FlowSw indicator will turn yellow.
  • Page 120 USER SP POWER MAX: determine the SP Max power output. Warning Inputting the wrong parameters can cause damage to the system, for any uncertainties contact Alma Technical Support. Calibration: 1. Check for the parameters to be as the table below, if they are not equal type the parameters as shown on the tables below.
  • Page 121 Service Manual – Pixel® CO ™ System Modules Replacement 2. Start calibration: Set the optical power meter to: a. Laser: 10.6 or CO b. Measure: Watts c. Range: 250W. 3. Make sure the Shutter is Open 4. Hold the arm Tip Steadily at about 5cm from the power meter 9Do not hold in your hands, this is not steady).
  • Page 122 Pixel® CO ™ System Service Manual – Modules Replacement >#10 >#11 >#12 >#13 70W tube > #14 & > 60 40W tube > #14 & > 35 30W tube > #14 & > 30 SMCO25010901, Revision B...

  • Page 123: Tech3 Screen (Pixel Setup, Self-Test Setup)

    Service Manual – Pixel® CO ™ System Modules Replacement 7.2.4 Tech3 Screen (Pixel Setup, Self-Test Setup) Figure ‎ 7 -5: Tech 3 Screen (Pixel Setup, Self – Test Setup) Description: calibrating the self-test and the Pixel Mode. Self-Test Setup: These parameters are related to the self-test setup that preform on the System restart.
  • Page 124 Pixel® CO ™ System Service Manual – Modules Replacement Pixel Setup – 30W Self – Test Setup – 30W Watts x 10 Power A/D Bit High Pixel Setup – 40W Self – Test Setup – 40W Watts x 10 Power A/D Bit High Pixel Setup –...

  • Page 125: Tech 4 Screen (Scanner Setup)

    Service Manual – Pixel® CO ™ System Modules Replacement 7.2.5 Tech 4 Screen (Scanner Setup) Figure ‎ 7 -6: Tech 4 Screen (Scanner Setup) Description: calibrating the Scanner Setup, the Scanner Enable/ Disable use to disable the Scanner when the Ipixel HP is connected. Calibration: After software installation press the FIX FLASH and verify the parameters are as shown on the tables below, if not set the parameters as in the table...

  • Page 126: Tech 5 Screen (Lasing Feedback)

    Pixel® CO ™ System Service Manual – Modules Replacement Scanner Setup – 30W Watts x10 Min mj/p High Scanner Setup – 40W Watts x10 Min mj/p High Scanner Setup – 70W Watts x10 Min mj/p High 7.2.6 Tech 5 Screen (Lasing Feedback) SMCO25010901, Revision B...

  • Page 127: Figure ‎ 7 -7: Tech 5 Screen (Lasing Feedback)

    Service Manual – Pixel® CO ™ System Modules Replacement Figure ‎ 7 -7: Tech 5 Screen (Lasing Feedback) Description: calibration of laser A/D bits for the laser power feedback table. Calibration: 1. If new software version installed press the FIX FLASH button. 2.
  • Page 128 Pixel® CO ™ System Service Manual – Modules Replacement 4. See Figure ‎ 7 -7, press on point in square marked "1" and afterwards press on point in square marked "2" finally press the STBY button to get to READY. 5.
  • Page 129 Service Manual – Pixel® CO ™ System Modules Replacement Notes: ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ _______________________________________ SMCO25010901, Revision B 128...
  • Page 131 ™ System Service Manual Pixel® CO CHAPTER 8 Troubleshooting...
  • Page 132 Service Manual – Troubleshooting Pixel® CO ™ System Table of Contents Section Page 8. Introduction ...................... 131 8.1.Troubleshooting Guide: Fault Messages ................132 SMCO25010901, Revision B...

  • Page 133: 8Introduction

    LCD display. Corrective and preventive maintenance must only be performed by a service engineer ™ who has completed Alma Lasers-certified service training on the Pixel® CO system. Warning ...
  • Page 134 3. Switch off the system, wait for 15 minutes and restart the system. 4. If not solved replace Interface controller. 5. If problem persists, connect Alma service 1. Switch off the system, wait 30 sec and restart. Flow switch does not 2.
  • Page 135 Probable Cause Corrective Action Restart the system, if problem still Date Time Error Date error Persistent connect Alma service. 1. Switch off the system, wait few seconds , restart 2. Calibrate the Laser System on "Laser Calib" Tech screen. Lok Error Laser general Error 3.
  • Page 136 Generator software. 1. Do a Restart. Check resonance parameters in Tech Screen, contact Alma Tech Support for system parameters. Resonance time Resonance Exception elapsed 2. If the problem still persists Contact Alma Tech Support for further instructions SMCO25010901, Revision B...
  • Page 137 Tech Screen; contact Alma Tech Support for system parameters. Resonance out of Resonance Exception range 2. If the problem still persists Contact Alma Tech Support for further instructions. Laser does not match 1. Enter the tech screen and Re-calibration calibration table the "lasing Feedback"...
  • Page 138 Service Manual – Troubleshooting Pixel® CO ™ System Fault Message Probable Cause Corrective Action Scanner Motors 1. Check if Scanner data and power cable unrecognized is connected properly and check for Visible ruptures 2. Check Wiring and Scanner motors Motors not connected Voltage.
  • Page 139 Pixel® CO ™ System Service Manual – Troubleshooting Notes: SMCO25010901, Revision B...
  • Page 140 Service Manual – Troubleshooting Pixel® CO ™ System Notes: SMCO25010901, Revision B...
  • Page 141 Pixel® CO ™ System Service Manual – Troubleshooting Notes: SMCO25010901, Revision B...
  • Page 142 Service Manual – Troubleshooting Pixel® CO ™ System CHAPTER 9 Spare Parts Catalog SMCO25010901, Revision B...

  • Page 143: 9Introduction

    Pixel® CO ™ System Service Manual – Troubleshooting Table of Contents Section Page 9Introduction ......................142 Spare Parts List......................142 SMCO25010901, Revision B...

  • Page 144: Spare Parts List

    9 INTRODUCTION The following spare parts catalog lists all of the Pixel CO System modules and parts that should be stored by the Alma Lasers depot or distributorship for the use of the field service engineers. Item # column of the table indicates the item number as shown in the illustration on the pages following the table.
  • Page 145 Pixel® CO ™ System Service Manual – Troubleshooting Item # Figure # Part Description Part # Figure Interlock WAID21100102 ‎ 9 -4 Figure Key Switch EGAC30100703 ‎ 9 -5 Figure Emergency Button EGAC30100704 ‎ 9 -5 Figure LCD NS8 EGTT21120401 ‎...
  • Page 146 Service Manual – Troubleshooting Pixel® CO ™ System Figure ‎ 9 -1: Pixel CO2 Main Controller, 24VDC Power Supply, 48VDC&24VDC Power Supply SMCO25010901, Revision B...
  • Page 147 Pixel® CO ™ System Service Manual – Troubleshooting Figure ‎ 9 -2: Pixel CO2 Water System Parts SMCO25010901, Revision B...
  • Page 148 Service Manual – Troubleshooting Pixel® CO ™ System Figure ‎ 9 -3: Pixel CO2 Current Sense, Air Pump SMCO25010901, Revision B...
  • Page 149 Pixel® CO ™ System Service Manual – Troubleshooting Figure ‎ 9 -4: Switch Footswitch, Interlock, Main Power Switch, Circuit Breaker, Power Inlet Socket SMCO25010901, Revision B...
  • Page 150 Service Manual – Troubleshooting Pixel® CO ™ System Figure ‎ 9 -5: Pixel SO2 Emergency Stop and Keyswitch Figure ‎ 9 -6: Pixel CO2 LCD SMCO25010901, Revision B...
  • Page 151 Pixel® CO ™ System Service Manual – Troubleshooting Figure ‎ 9 -7: Scanner Controller SMCO25010901, Revision B...
  • Page 152 Service Manual – Troubleshooting Pixel® CO ™ System Figure ‎ 9 -8: Mirrors Drivers SMCO25010901, Revision B...
  • Page 153 Pixel® CO ™ System Service Manual – Troubleshooting Notes: SMCO25010901, Revision B...

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