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Johnson & Johnson Ethicon Endo-Surgery ULTRACISION HARMONIC SCALPEL Service Manual

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Service Manual
LTRA
ISION
ARMONIC
CALPEL

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Summary of Contents for Johnson & Johnson Ethicon Endo-Surgery ULTRACISION HARMONIC SCALPEL

  • Page 1 ® ® Service Manual LTRA ISION ARMONIC CALPEL...
  • Page 2 ® ® Service Manual LTRA ISION ARMONIC CALPEL Table of Contents Chapter 1 - General Description 1.1 - The U System LTRA ISION ARMONIC CALPEL Chapter 2 - Principles of Operation 2.1 - Hand Piece 2.2 - Generator and Foot Switch Chapter 3 - Basic Operation 3.1 - Description of Controls, Indicators, and Connections 3.2 - Instrument Preparation and Hand Piece Attachment...
  • Page 3 ® ® Service Manual LTRA ISION ARMONIC CALPEL Table of Contents - continued Appendix A - Diagnostic Service Mode - Flow Diagram Appendix B - Wiring Diagrams and Schematic 115 Volt Wir ing (Model GEN01) 230 Volt Wiring (Models GEN22, GEN32) 115 Volt Routing (Model GEN01) 230 Volt Routing (Models GEN22, GEN32) Generator PCB Schematic...

  • Page 4: Chapter 1 - General Description

    Chapter 1 - General Description The U System is indicated for incising tissue when bleeding control and minimal LTRA ISION ARMONIC CALPEL thermal injury are desired. The System’s instruments can be used as an adjunct to or substitute for electrosurgery and steel scalpels.
  • Page 5 Chapter 2 - Principles of Operation continued • Low Voltage Transformer: produces low voltage AC that is later rectified, filtered, and regulated to produce Generator and +5 VDC, +12 VDC, and -12 VDC. It also provides an important safety barrier. The voltage generated on the Foot Switch secondary of the transformer is isolated - i.e.
  • Page 6 Chapter 2 - Principles of Operation continued Generator System Overview...

  • Page 7: Chapter 3 - Basic Operation

    Chapter 3 - Basic Operation Controls, Indicators, and Connections ULTRACISION GENERATOR ETHICON ENDO-SURGERY 5 4 3 2 1 STANDBY SAVE READY VARIABLE FULL Note: This illustration shows Generator Model GEN01. In Model GEN32, the position of the air and electrical connectors is reversed. Component Description Power Switch...
  • Page 8 Chapter 3 - Basic Operation continued Status Lights Ready Light. This light is illuminated when the system is ready to use. This light is off while the Hand Piece is energized or in STANDBY mode. Controls, Indicators, and Variable Light. This light is flashed on and off when the Hand Piece is energized at the Connections variable (VAR) power level.
  • Page 9 Chapter 3 - Basic Operation continued Attach the sterile U Hand Piece following the ® ® LTRA ISION HARMONIC CALPEL Instrument appropriate package insert instructions: Preparation and Hand Piece Note: Refer to specific instrument package inserts for use of the Generator during surgical cases. Attachment continued Attach an instrument blade to the Hand Piece following the instructions listed in the...

  • Page 10: Chapter 4 - Initial Setup

    Chapter 4 - Initial Setup Two features of the system are user programmable. They are the displayed language and line rate. System The system may be configured to display messages in languages other than the default setting of English. These Configuration languages are French, Spanish, Italian, and German.
  • Page 11 Chapter 5 - Upper Level Diagnostics continued Symptom: Trouble Shooting The instrument blade fails to cut or coagulate or has less power than usual, Guide, continued and the Generator emits intermittent beeps when the Hand Piece is activated. Probable cause Corrective Action Instrument blade is not attached securely After pushing the Standby Button on the Generator,...
  • Page 12 Chapter 5 - Upper Level Diagnostics continued Symptom: Trouble Shooting The Generator will not enter READY mode from STANDBY mode. Guide, continued Probable cause Corrective Action Foot Switch pedal is depressed while Release all pedals and switches while entering pushing Standby Button. READY mode.
  • Page 13 Chapter 5 - Upper Level Diagnostics continued Symptom: Trouble The Generator display reads, “STOP! CHECK HAND PIECE - TURN OFF, THEN ON” and Generator Shooting Guide, emits long and short beeps. continued Probable cause Corrective Action Hand Piece connection to Generator Turn Generator Power Switch off, check to see that electrical is faulty.
  • Page 14 Chapter 5 - Upper Level Diagnostics continued The green power LED located on the keyboard PCB is driven from the +5 VDC supply on the generator Diagnostic PCB. The most likely mode of failure is no AC voltage leading to the Generator PCB. If no other generator Software, activity is noticeable (i.e.
  • Page 15 Chapter 5 - Upper Level Diagnostics continued • Random characters: Diagnostic Random or nonsense characters usually indicate a faulty microprocessor PCB. Software, Replace the microprocessor and re-test (see section 6.3.8). continued In both cases above, if the display still does not work properly, refer to section 6.3.9 and replace it. 4.
  • Page 16 Chapter 5 - Upper Level Diagnostics continued Return to the second page of the service mode and review the error history list as follows: Diagnostic Software, Turn the Generator off. Access page one of the service mode by holding in the Increase and Decrease continued buttons at power up.

  • Page 17: Chapter 6 - Detailed Diagnostics

    Chapter 5 - Upper Level Diagnostics continued Activate the instrument blade by pressing the foot switch pedal labeled VAR. Verify that the VAR LED Extended flashes and that the Generator Audio Annunciator beeps. Activate the instrument blade by pressing the Functional Test, foot switch pedal labeled FULL.
  • Page 18 Chapter 6 - Detailed Diagnostics continued The following is a list of the equipment required in order to perform this level of testing: Test Equipment A digital voltmeter (FLUKE model 45 or equivalent) with insulated test probes and clips. A dual channel oscilloscope with x10 probes. An autotransformer adjusted for nominal line voltage (115 or 230 volts).

  • Page 19: Chapter 6 - Detailed Diagnostics - Figure

    Chapter 6 - Detailed Diagnostics - Figure 3 Hand Piece Pin Descriptions Hand Piece Models HP050, HP051, HPTUV, H1TUV (DRAIN) POWER (DRAIN) (BROWN) RETURN (BLACK) (DRAIN 2) (DRAIN 2) RETURN POWER (BLACK) (BROWN) CONNECTION CONNECTION CONNECTION SENSE SENSE (ORANGE) (ORANGE) DOMESTIC INTERNATIONAL (HP050, HP051)
  • Page 20 Chapter 6 - Detailed Diagnostics continued Warning: The output terminals of this device are live whenever the line cord is plugged into the Generator and into 6.3.1 Power Entry a live outlet. Module The power entry module is located on the left side of the back panel and wired with quick disconnect terminals. For a functional description see section 2.2.
  • Page 21 Chapter 6 - Detailed Diagnostics continued 6.3.3 The compressor is screwed to the base plate on rubber feet in the back portion of the Generator. It runs on line Compressor voltage supplied through the fusing and distribution module. When the front panel switch is turned on, the cooling fins on the compressor quickly become hot and the compressor vibrates;...
  • Page 22 Chapter 6 - Detailed Diagnostics continued Replacement: 6.3.4 Low Voltage Transformer Remove the line cord, the microprocessor PCB (see section 6.3.8), and the generator PCB continued (see section 6.3.6). De-solder the primary and secondary connections and remove the two phillips head screws securing the transformer to the base plate.
  • Page 23 Chapter 6 - Detailed Diagnostics continued All the tests below are made in reference to circuit ground, which is found at TP4, TP10, and TP15. This common 6.3.6 Generator PCB, circuit ground is NOT earth ground, and is not intended to be connected to earth ground. It is therefore important to continued break the earth ground connection to the generator before connecting any test equipment to circuit ground.
  • Page 24 Chapter 6 - Detailed Diagnostics continued Replacement: 6.3.6 Generator PCB, continued Remove the line cord and all cabling leading to the generator PCB. Remove the two phillips head screws holding the processor in the service configuration and the six screws securing the generator PCB to the aluminum bracket.
  • Page 25 Chapter 6 - Detailed Diagnostics - Figure 4 Microprocessor PCB Service Position...
  • Page 26 Chapter 6 - Detailed Diagnostics continued The microprocessor PCB is screwed to four stand-offs on top of the generator PCB. It is connected to J2 and J4 on 6.3.8 Microprocessor the generator PCB. For a functional description see section 2.2. The simplest way to determine if the microprocessor PCB is working is by substitution.
  • Page 27 Chapter 6 - Detailed Diagnostics continued 6.3.9 Replacement: Liquid Crystal Display Remove the line cord and un-screw the two phillips head screws which hold the front panel "L" brackets to continued the base plate. Loosen the two phillips head screws that hold the front panel to the generator and remove the front panel by lifting it up and away from the generator.

  • Page 28: Chapter 7 - Specifications

    Chapter 7 - Specifications This section details the physical and electrical specifications for the U System. LTRA ISION ARMONIC CALPEL Generator Frequency 55.5 Khz (Output) Dimensions 14” Wide x 8” High x 12” Deep, Weight Approximately 20 pounds. Power Required GEN01 115 VAC ( ~ ), 60 Hz, 2 Amps, 230 VA Max.

  • Page 29: Appendix A - Diagnostic Service Mode

    APPENDIX A - Diagnostic Service Mode Flow Diagram OPERATIONAL FLOW LCD messages are in BOLD type POWER ON Crc test (blank LCD) validation key sequence followed by: Rev. X.xx Self tests followed by: Pass Self Test Line Rate test Interrupt tests EEPROM tests 2 beeps for pass (Saved Level 3 shown)
  • Page 30 BAR CODE P40238P02 ETHICON ENDO-SURGERY, INC. © ETHICON ENDO-SURGERY, INC. 1996 Cincinnati, OH 45242-2839 USA P40238P02...
  • Page 31 REVISIONS CAF NO. CHNG DATE 99-03869 7-29-99 PRODUCT ARTWORK PACKAGE COMPONENT CODE NUMBER NUMBER GEN01 A83513P00 P40238P02 GEN22 GEN32 BLACK...

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