Covidien Valleylab LS10 Service Manual
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Covidien Valleylab LS10 Service Manual

Single channel vessel sealing generator
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LS Series Single Channel Vessel Sealing Generator

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Summary of Contents for Covidien Valleylab LS10

  • Page 1 Service Manual Valleylab LS10 LS Series Single Channel Vessel Sealing Generator...

  • Page 2: Preface

    Sealing Generator only. Additional information is available in the Valleylab LS10, LS Series Single Channel Vessel Sealing Generator User’s Guide. Additional technical information may be available from Covidien Technical Service. For a complete list of service centers world wide, please refer to the Covidien web site: http://surgical.covidien.com/service-centers Equipment covered in this manual:...

  • Page 3: Limited Warranty

    County of Boulder, State of Colorado, USA. Covidien reserves the right to make changes in covered products built or sold by it at any time without incurring any obligation to make the same or similar changes to equipment previously built or sold by it.

  • Page 4: Software License

    Customer further acknowledges and agrees that the Software is owned exclusively by COVIDIEN. The Software is licensed to be used on only one computing device or Product, and a valid license must be purchased for each computing device on which the Software is installed.
  • Page 5 Software. COVIDIEN may, in its sole discretion, undertake to incorporate such changes and distribute the Software so modified to all or any of COVIDIEN's customers. All such error corrections, bug fixes, patches, updates or other modifications provided to COVIDIEN shall be the sole property of COVIDIEN.
  • Page 6 (vii) Products or equipment that have been altered, serviced or modified by a party other than COVIDIEN; or (viii) Software that has been subjected to abnormal physical or electrical stress, misuse, negligence or accident by Customer or a third party.

  • Page 7: Table Of Contents

    Class I Equipment (IEC 60601-1) ......2-11 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...
  • Page 8 Error and Event Code Strings......5-8 viii Valleylab LS10, LS Series Single Channel Vessel Sealing Generator...
  • Page 9 Software Updates ........7-4 Covidien Technical Service......7-4 Chapter 8.

  • Page 11: Chapter 1. Introduction

    Chapter 1 Introduction This chapter provides an overview of the features and functions of the Valleylab LS10, LS Series Single Channel Vessel Sealing Generator. Precaution Read all warnings, precautions, and instructions provided with this system before use. Read the instructions, warnings, and precautions provided with LigaSure™ instruments before use.

  • Page 12: Overview And General Features

    Safety and diagnostic functionality include automatic fail-safe functions. The generator is a bipolar electrosurgical generator and works with LigaSure instruments as a system. Covidien offers a selection of LigaSure instruments that are fully compatible with this generator. The generator supports only compatible Covidien LigaSure instruments.

  • Page 13: Generator Front Panel

    Check that compatible LigaSure instrument is in proper working condition and no activation switches are depressed. Instrument port - Connect LigaSure instruments when the system status indicator is white Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 14: Generator Back Panel

    Warning: Risk of Fire. Replace Fuse as Marked. 250V, F8.0A (100-240) Volume knob Footswitch port Serial label Potential equalization conductor terminal AC fuse AC mains receptacle ECG blanking connector USB port Vent Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 15: Ligasure Mode

    Insert a LigaSure instrument into the LigaSure receptacle on the front panel. Attempt to activate the footswitch. If there is an “invalid activation” tone, it may indicate a disabled footswitch for that particular instrument. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 17: Chapter 2. Technical Specifications

    Read all warnings, precautions, and instructions provided with this system before use. Read the instructions, warnings, and precautions provided with electrosurgical instruments before use. Specific instructions for electrosurgical instruments are not included in this manual. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 18: Performance Characteristics

    A Covidien cart (UC8009) or a stable, flat surface Mounting Dimensions and Weight Width 300 mm (11.81 inches) Depth 377 mm (14.84 inches) Height 105 mm (4.13 inches) Weight 5 kg (11 lbs) Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 19: Operating Parameters

    Internal Battery Battery for Real Time Battery type – 3 V lithium button cell Clock Battery life – 5 years Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 20: Audio Volume

    Seal cycle complete tone – Two tones played for175 ms each at 985 Hz with a 175 ms break between the tones System error tone – Three 200 ms tones separated by 300 ms for each error/system-alert event Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 21: Usb Port

    Normal polarity, ground open: < 50 μA outputs Reverse polarity, ground open: < 50 μA Mains voltage on applied part: < 50 μA Sink current at high < 50 μA line, all inputs Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 22: High-Frequency (Rf) Leakage Current

    This system is factory equipped with a 220 VAC hospital-grade NEMA 5-15 power cord. Should the AC power cord need to be replaced to match another plug configuration, the replacement plug/cable/receptacle configuration must meet or exceed the following specifications: Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 23: Input Frequency

    2.5 mm mono jack. It is electrically isolated from the internal ground referenced electronics with the shell electrically connected to the chassis for ESD protection. The ECG blanking port is rated: 12 VDC @ 0.2A. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 24: Standards And Iec Classifications

    Standards and IEC Classifications Standards and IEC Classifications The Valleylab LS10 Generator meets all pertinent clauses of IEC 60601-1 second and 60601-2-2 third editions. The system output is floating (isolated) with respect to ground. DANGER Explosion risk if used with flammable anesthetics.

  • Page 25: Symbols

    Symbols Symbols Catalogue number Consult instructions for use Manufacturer Authorized representative in the European community Date of manufacture Footswitch Alternating current Potential equalization conductor terminal Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...
  • Page 26 ME20 CE mark and notified body number 0123 Volume adjustment for activation tones Equipment should not be disposed in trash. Dispose of this product according to local regulation. 2-10 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 27: Class I Equipment (Iec 60601-1)

    EMC information provided in the generator service manual. Portable and mobile RF communications equipment can affect the generator. Refer to the EMC information provided in the Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual.
  • Page 28 Ensure adequate separation of electronic medical equipment based on observed reactions. The use of accessories, other than specified in the Valleylab LS10, LS Series Single Channel Vessel Sealing Generator User’s Guide and Service Manual, may result in increased emissions or decreased immunity of the system.
  • Page 29 IEC61000-3-3 for domestic purposes. The essential performance requirement per IEC 60601-1 does not apply to the generator. Basic Safety is the performance requirement used during immunity testing. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual 2-13...
  • Page 30 IEC 61000-4-8 location in a typical commercial or hospital environment. NOTE: U is the a.c. mains voltage prior to the application of the test level. 2-14 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...
  • Page 31 Interference may occur in the vicinity of equipment marked with the following symbol: Continued Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual 2-15...
  • Page 32 NOTE 1 At 80 MHz and 800 MHz, the separation distance for the higher frequency range applies. NOTE 2 These guidelines may not apply in all situations. Electromagnetic propagation is affected by absorption and reflection from structures, objects and people. 2-16 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 33: Accessories

    Accessories Accessories The following accessories are for use with the Valleylab LS10 Generator. Footswitches Ligasure single pedal footswitch, LS0300 (purple) Power Cord Length AC Cable 100–120 VAC, type SJT16/3 15 ft. or less AC Cable 220–240 VAC, type H05WVVF3G1.0 VD 15 ft.

  • Page 34: Radio Frequency Identification (Rfid) Module Specifications

    68.17 dBuV/m @ 3 meter Operating Frequency 13.65 MHz Modulation Amplitude Shift Keying (ASK) Antenna Type PCB Inductive Loop Antenna Gain 0 dBI Mode of Operation (Simplex/ Duplex Duplex) 2-18 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 35: Output Power Versus Resistance Graphs

    Load (ohms) nominal high 106.6 137.5 81.7 185.6 227.9 142.2 250.5 301.0 197.7 261.8 314.2 209.2 245.3 294.9 187.6 88.7 111.8 66.1 38.0 49.0 28.2 1000 19.5 25.3 14.5 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual 2-19...
  • Page 36 Nominal power curve for an output power of 270 W at rated load with current/voltage limits per the power curve table. Power curve represents the operational envelope, which varies. 2-20 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 37: Chapter 3. Setup, Tests, And Adjustments

    C hapter 3 Setup, Tests, and Adjustments This chapter describes how to set up, test, and calibrate the Valleylab LS10 Generator. After unpacking or servicing the system, set up the system, perform any required calibration, and verify correct functionality. This chapter contains tests that are specific for field testing. There are some tests which are performed in the manufacturing environment that are not field requirements.

  • Page 38: First-Time Setup

    Connect the power cord to a wall outlet having the correct voltage. Otherwise product damage may result. Place the system on a stable flat surface, such as a table, platform, or Covidien cart. For details, refer to the procedures for your institution or to local codes.

  • Page 39: Valleylab Generator Service Mode

    When performed on a conductive surface, calibration values may not be accurate. After completing any calibration section, reboot the system to save the values from that calibration section. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 40: Periodic Safety Check (Routine Maintenance)

    A summary of the periodic safety checks is: • Inspect the system and accessories • Inspect the internal components • Test the system • Confirm outputs • Check leakage current and ground resistance Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 41: Recommended Test Equipment

    3.3 Vp-p Current (with 0.1:1 CT) 7000 mA(rms) (Resolution 1 mA) Current (with 1:1 CT) 700.0 mA(rms) (Resolution 0.1 mA) Crest Factor 1.4 to 500 (Resolution 0.1) Input Impedance Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 42: Inspecting The System And Accessories

    Technical Service. For more information, see Covidien Technical Service on page 7-4. Front Panel To check the LigaSure receptacle for obstructions or damage, insert a LigaSure instrument to ensure a secure fit. If the receptacle is damaged, contact Covidien Technical Service (see page 7-4). Footswitches Remove the footswitch from the system.

  • Page 43: Inspecting The Internal Components

    Turning on the system initiates an internal self-test to verify the calibration. The self-test also checks the operation of the speaker, all indicators, and the displays. If the generator fails any of the following test steps, recalibrate the unit or contact Covidien Technical Service.
  • Page 44 Hit Enter. This starts Generator Service mode. A list of service options appears on the screen. From the VLLS10GEN>> prompt, select Test Options from the four options. From the Test Functions>> prompt, select Check Output from the ten options. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...
  • Page 45 Dosage check. Verify that the terminal is displaying a pass of the Overall Test results. The output check is complete. Press <ESC> to return to the Main menu. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...
  • Page 46 Preventative Maintenance Check Sheet/High-Frequency Leakage. Remove the USB port cover from the rear of the generator. Connect the AC cable to the generator to power on the generator. 3-10 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 47: Safety Testing In Accordance With Iec601-1

    Note: Low-frequency tests are conducted at 10% above line voltage. Checking Low-Frequency Leakage Current Check the low-frequency leakage current before returning the to clinical use. Equipment required: • DVM • Leakage current tester Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual 3-11...
  • Page 48 Determine the leakage current using the conventional 1 μA for each 1 mV. Verify under normal conditions (ground closed, normal polarity) the leakage current is less than 300 μA. If the leakage current is greater than 300 μA, contact Covidien Technical Service (see page 7-4).

  • Page 49: Docking To Valleylab Exchange

    Connect the system to a ground bond tester. Test between the equipotential ground lug on the rear of the system and the supplied Covidien power cord, or directly to the middle ground pin of the inlet receptacle. Initiate the test according to IEC standards.

  • Page 50: Preventive Maintenance Check Sheet

    Tone audible at high and low ranges Accept Y or N Testing LigaSure Output - 50 4.75A to 5.25A 1.937A to 2.215A LigaSure Open 250 V peak maximum Circuit 3-14 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 51: High-Frequency Leakage

    Open Ground 0 to 50 Ground Bond Test Accept Y, N, or N/A Valleylab Exchange Unit Docked to Valleylab Exchange Accept Y, N, or N/A USB Port Cover reinstalled Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual 3-15...

  • Page 52: Optional Service Applications

    At the Check Output Curve>> prompt, using a modified LigaSure cable, connect a 20 load and a True RMS Meter/Current transformer to measure output current. Verify that the measured output. 3-16 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...
  • Page 53 Record the current being delivered to the load. Record the power curve data in the data sheet provided. The Power Curve check is complete. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual 3-17...

  • Page 54: Sensor Calibration

    At the prompt, enter the output current recorded in the previous step in milliamperes. Type the current into the terminal and press Enter. 3-18 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 55: Instrument Information

    From the Test Functions>> prompt, select Voltages from the ten options. At the Voltages>> prompt the generator will scan internal low voltage power supply values: 3.3 V: 3.255 1.8 V: 1.812 5 V: 4.930 48 V: 47.567 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual 3-19...

  • Page 56: Configuration Information

    Launch the terminal emulation program on the computer. Configure the terminal emulation program to: baud rate of 115200 bps, 8 data bits, no parity, 1 stop bit and no flow control. 3-20 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...
  • Page 57 From the VLLS10GEN>> prompt, select Logs. From the Logs>> prompt, select Get Error Logs to get error logs or select Get Event Logs to get recent event logs or select to Exit. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual 3-21...

  • Page 59: Chapter 4. Principles Of Operation

    Chapter 4 Principles of Operation This chapter provides detailed information about how the Valleylab LS10 Generator functions and how the internal components interact. This chapter includes the following information: • A block diagram that illustrates how the system functions • A general description of how the system works •...

  • Page 60: Block Diagram

    Block Diagram Block Diagram Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 61: Functional Overview

    Functional Overview Functional Overview The Valleylab LS10, LS Series Single Channel Vessel Sealing Generator is a LigaSure vessel sealing system. The LigaSure system provides power for vessel sealing. The LigaSure vessel sealing system provides precise energy delivery and electrode pressure to vessels for a controlled time period to achieve a complete and permanent fusion of the vessel lumen.
  • Page 62 The volume control is mounted on the rear of the chassis. It is a potentiometer and is sampled by the ADC in the Host processor. This value is used by the Host Processor to control the level of the audio driving the speaker. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...
  • Page 63 Since the hand switch is connected to the RF energy signals in the instrument, the switch detection circuitry is isolated from the Host processor. These detection signals cross the isolation boundary via a high voltage isolation module. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...
  • Page 64 The power entry module is located on the rear of the generator. It provides the connection for a modular power cord. The module also contains the power fuses for the generator. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 65: Chapter 5. Troubleshooting

    Read all warnings, precautions, and instructions provided with this system before use. Read the instructions, warnings, and precautions provided with electrosurgical instruments before use. Specific instructions for electrosurgical instruments are not included in this manual. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 66: General Troubleshooting Guidelines

    General Troubleshooting Guidelines General Troubleshooting Guidelines If the Valleylab LS10 generator malfunctions, check for obvious conditions that may have caused the problem: • Check the system for visible signs of physical damage. • Make sure the fuse drawer is tightly closed.
  • Page 67 Replace with certified Covidien luminated ready been used LigaSure instrument. White color system sta- System in service mode Cycle the power to exit service tus indicator illuminat- mode. ed and flashing Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 68: Correcting Malfunctions

    Close the fuse drawer. Re- fer to the service manual. Internal component mal- Use a backup generator. function Contact the biomedical-en- gineering department or a Covidien Technical Service representative assis- tance. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...
  • Page 69 If necessary, increase amount of tissue and re- peat the procedure. Pooled fluids around instru- Minimize or remove excess ment tip fluids. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...
  • Page 70 Some manufacturers offer RF choke filters for use in monitor leads. The filters re- duce interference when the generator is activated. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...
  • Page 71 Internal Cardiac Defibril- ICD is activated by genera- Stop the procedure and lator (ICD) activation contact the ICD manufac- turer for instructions. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 72: Error And Event Code Strings

    (turn off, then turn on) the system. After correcting an error condition, verify the system completes the self-test. If the error persists, use the troubleshooting guide in this section to further analyze the issue. Should you be unable to correct the issue, contact Covidien Technical Service.
  • Page 73 Power cycle. Return for service if it persists. Failure to read/write to DSP external flash. Possible DSP Application Flash Failure hardware failure. Power cycle. Return for service if it persists. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...
  • Page 74 DSP RS232 TX Timeout System error. Power cycle. Return for service if it persists. Host Image CRC Failure System error. Power cycle. Return for service if it persists. 5-10 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...
  • Page 75 Output check. Recalibrate sensors. Return for Host unit needs calibration Unit is not calibrated. service if it persists. Host Voltage Out Of Range Hardware failure. Power cycle. Return for service if it persists. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual 5-11...
  • Page 76 Hardware failure (NV store). Power cycle. Return for service if it persists. Host EBD Session Message Power cycle. Check compatibility of VLEX and Registration Fail System error. VLLS10 5-12 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...
  • Page 77 Event is for information only. No corrective Device New Timestamp Information only action needed. Device Data Error Invalid UL Replace with valid instrument. Return for Data CRC Invalid RFID data read. service if persists. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual 5-13...
  • Page 78 Event is for information only. No corrective DSP Second Restored Information only action needed. Event is for information only. No corrective DSP Activation Denied Information only action needed. 5-14 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...
  • Page 79 Host EBD session dropped message System error. Power cycle. Return for service if it persists. Host EBD session receiver overflow System error. Power cycle. Return for service if it persists. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual 5-15...
  • Page 80 Replace with valid instrument. Return for service Signature Invalid RFID data read. if persists. Device Data Error Invalid Public Replace with valid instrument. Return for service Invalid RFID data read. if persists. 5-16 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...
  • Page 81 Event is for information only. No corrective action Host Power Drop Off System error. needed Host Software Upgrade Software upgrade Event is for information only. No corrective action Complete successful. needed Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual 5-17...
  • Page 82 Power cycle unit. Return for service if error re message System error. occurs. Host EBD session receiver Power cycle unit. Return for service if error re overflow System error. occurs. 5-18 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 83: Replacement Procedures

    C hapter 6 Replacement Procedures Follow the procedures in this chapter if replacement becomes necessary for the components listed in this chapter. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 84: Replacement Parts

    Curve Check Battery - Lithium COIN 3V 16 mm VLEX, Routine Maintenance ASSY/RFID/Barcode Vibe VLEX, Routine Maintenance Power Supply Calibration, Routine Maintenance, Power Curve Check ASSY RECEPTACLE LIGASURE Routine Maintenance Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 85: Removing The Front Panel

    Insert detect cable, at P29 on main PCBA Remove the 5 screws that secure the panel to the housing (one on either side and three on the bottom). Slide the front panel away from the chassis. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 86: Reinstalling The Front Panel

    Lift the RFID/Barcode module away from the assembly. Install the replacement RFID/Barcode module in place of the removed RFID/Barcode module. Secure using the 3 previously removed screws and the Phillips screwdriver set to 0.7Nm+/-10%. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 87: Assy Receptacle Ligasure Replacement

    Disconnect the power supply control cable from the power supply at J3. Disconnect the power supply control cable from the main PCBA at P31. Connect the replacement power supply control cable to the locations listed in the above 3 steps. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 88: Fuse 250 Vac 8A Rohs Replacement

    USB Cover Replacement To access the ECG blanking connector, open the latch door on the USB cover. To access the USB connector, remove the 2 screws and remove the cover. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 89: Power Cord Replacement

    Remove the 4 screws that secure the top cover to the chassis. Lift the cover off the chassis. Set the cover and screws aside for reinstallation. Disconnect the power supply cable from P30 on the main PCBA. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 90: Volume Control Cable Replacement

    Making sure that the white wire is facing up, put the washer and nut over the threaded stud and tighten with the wrench. Insert the connector into P28 on the main PCBA. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 91: Footswitch Cable Replacement

    Fan with Cable Replacement Remove the assembly back panel. Using the screwdriver, remove the 4 screws securing the fan to the rear panel and lift the fan away from the rear panel. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 92: Speaker Replacement

    Install the replacement display board cable by connecting it in the 2 locations listed in steps 3 and 4 above. Replace the top cover onto the chassis and secure with the 4 screws removed in step 6-10 Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 93: Assembly Back Panel Replacement

    1.0Nm ±0%. Connect the cables that were disconnected in step 3. Replace the top cover onto the chassis and secure with the 4 screws removed in step Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual 6-11...

  • Page 95: Chapter 7. Maintenance And Repair

    Read all warnings, precautions, and instructions provided with this system before use. Read the instructions, warnings, and cautions provided with electrosurgical instruments before use. Specific instructions for electrosurgical instruments are not included in this manual. Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

  • Page 96: Responsibility Of The Manufacturer

    Responsibility of the Manufacturer Responsibility of the Manufacturer Covidien is responsible for the safety, reliability, and performance of the system only if all of the following conditions have been met: • Installation and set-up procedures in this manual are followed.

  • Page 97: Cleaning

    Covidien, do the following: Obtain a return authorization number. Call the Covidien Technical Service (see page 7-4) to obtain a Return Authorization Number. Have the following information ready before the call: – Hospital/clinic name/customer number –...

  • Page 98: Adjustment To Factory Specification (Calibration)

    Software Updates Software updates are available directly from Covidien by using the Valleylab Exchange Remote Software System application. Go to www.covidien.com/valleylabexchange to download and install the latest version of the Valleylab Exchange application. For additional information, the Valleylab Exchange Remote Software System User’s Guide is...

  • Page 99: Chapter 8. Service Parts

    Chapter 8 Service Parts Replacement parts for the Valleylab LS10 Generator are listed in this chapter. All components must be replaced with parts of identical construction and value acquired from Covidien Customer Service Centers. Covidien does not recommend nor supply components for field replacement of surface-mount components.

  • Page 100: Ordering Replacement Parts

    – VIBE HW Part Number – VIBE HW Revision – VIBE HW Serial Number If the information cannot be obtained, contact Covidien Technical Service (see page 7-4). Replacement Components Refer to Chapter 6, Replacement Procedures for step-by-step instructions for the removal of the referenced components.

  • Page 101: Replacing Cable Assemblies

    Refer to the schematic for location of the cable assemblies. 1 Display Board Cable 2 Assy Cable Power Supply to Main PCBA 3 Control Cable Main BD to PS 4 Volume Control Cable 5 Footswitch Cable Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual...

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