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Medical Equipment
FORCE 4
Service manual
Valleylab FORCE 4 Service Manual
110v
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
Introduction
Installation
Description of Controls & Indicators
Force 4 Rear Panel Controls and Connectors
Monopolar and Bipolar Electrosurgical
Technical Specifications
Output Power Vs Load - Monopolar
Output Power Vs Load - Bipolar
Output Voltage Vs Control Setting
Circuit Description
Timing Waveforms - Clock/Control Board
Output Power Supply Timing Diagram
Force 4 Block Schematic
Testing Procedure
Troubleshooting
Monopolar Output Waveforms
Bipolar Output Waveforms
Troubleshooting Waveforms
Assemblies and Schematics
Force 4 Component/Connector Locations-Side View
Pcb Interconnect List
25/26 Bipolar Output Board Assembly/Schematic
27/28 Bipolar Controller Board Assembly/Schematic
31/32 Sense Board Assembly/Schematic
35/36 Stripline Board Assembly/Schematic
43/44 Power Supply Output Board Assembly/Schematic
45/46 Power Supply Controller Board Assembly/Schematic
Monopolar Keyboard/Schematic
49/50 Bipolar Keyboard/Schematic
Power Supply Module/Schematic
Parts List
Warranty
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FORCE 4
SERVICE MANUAL
110V
EFFECTIVITY DATE:
May 1, 1985
VALLEYLAB PART NUMBER
A 945 100 054 A
PRINTED IN USA
VALLEYLAB, INC. 5920 LONGBOW DRIVE, P.O. BOX 9015, BOULDER, COLORADO
80301
303
530-2300
TWX 910-940-2514
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Table of Contents
Troubleshooting
TROUBLESHOOTING
53
TROUBLESHOOTING WAVEFORMS
75
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