LigaSure Vessel Sealing Generator Service Manual vii
Regrasp Display 5-12
Mode Select and Power Control Switches 5-12
Footswitch Board 5-13
Footswitch Decode Circuit 5-13
Audio Circuit 5-14
High Voltage (HV) Power Supply Board 5-15
Power Entry Circuit 5-15
Auto Mains Switching Circuitry 5-15
AC/DC Converter 5-15
DC/DC Switching Regulator 5-16
Thermal Sensing (High Temperature Limit) 5-17
Low Voltage Power Supply 5-17
RF Board 5-18
Operative Modes 5-19
RF Driver 5-20
RF Output 5-20
RF Output Relays 5-21
EKG Output Relay 5-21
Primary Sense Circuits 5-22
Redundant Sense Circuits 5-23
Single Fault Protection Circuit 5-24
Heat Sink 5-25
IsoBloc Circuit 5-25
Integration Functions 5-26
Smart Connector Boards 5-28
Chapter 6. Setup, Tests, and Adjustments
Setting Up the Generator 6-2
Connecting Bipolar or Macrobipolar Accessories 6-3
Setting the Output for the Selected Mode 6-4
Activating the Surgical Instrument 6-4
Periodic Safety Check 6-5
Recommended Test Equipment 6-5
Inspecting the Generator and Accessories 6-6
Equipment 6-6
Procedure 6-6
Inspecting Internal Components 6-8
Equipment 6-8
Procedure 6-8
Using the RS-232 Serial Port 6-9
Equipment 6-9
Disconnect the Computer from the Generator 6-11
Testing the Generator 6-11
Confirming Outputs 6-11
Checking the Vessel Sealing Output 6-12
Checking the Bipolar Output 6-12
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