Theory of Operation | Agilent Technologies E3631A manual

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Theory of Operation

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Agilent Technologies E3631A manual Theory of Operation

Contents

Service Guide 3DUW1XPEHU $SULO Convenient bench-top features Flexible system features Front Panel at a Glance Before performing calibration Front-Panel Voltage and Current Settings T e Display Annunciators Rear Panel at a Glance This Book Page Contents Theory of Operation Contents Calibration ProceduresService Replaceable Parts Contents ServiceBackdating Schematics Contents Specifications Specifications Performance Specifications Specifications Performance Specifications Specifications Performance Specifications Supplemental Characteristics Voltage Programming Speed Specifications Supplemental Characteristics Dimensions of Agilent E3631A Power Supply Specifications Supplemental Characteristics Quick Start Quick Start To prepare the power supply for use Quick Start To prepare the power supply for useConnect the power cord and turn on the power supply Enable the outputs 100 or 115 Vac, 2.5 AT fuse 230 Vac, 2 AT fuse Turn on the power supply To check the rated voltages of the power supplyQuick Start To check the rated voltages of the power supply Check the voltage function for the -25V supply Adjust the voltage limit value to 1.0 volt To check the rated currents of the power supplyQuick Start To check the rated currents of the power supply Check the current function for the +25V supply Check the current function for the -25V supply Connect a load to the desired output terminals To use the power supply in constant voltage modeSet the display for the limit mode Adjust the knob for the desired output voltage Return to the meter mode To use the power supply in constant current mode Quick Start To use the power supply in constant current mode Adjust the knob for the desired output current Verify that the power supply is in the constant current mode Verify that ±25V supplies track each other properly To use the power supply in track modeQuick Start To use the power supply in track mode Set up the power supply for the desired operating state Turn on the storage modeTo store and recall the instrument state Quick Start To store and recall the instrument state Recall the stored operating state Turn on the recall modeRestore the operating state To rack mount the power supply To rack mount the power supply Quick Start To rack mount the power supply Calibration Procedures Calibration Procedures Agilent Technologies Calibration Services Calibration Interval Automating Calibration Procedures Recommended Test Equipment U t i o n Calibration Procedures Test Considerations Test Considerations Calibration Procedures Performance Verification Tests Performance Verification TestsSelf-Test Performance Verification Tests Setup for Most Tests Measurement Techniques Current-Monitoring Resistor Constant Voltage Test Setup Calibration Procedures Constant Voltage CV VerificationsConstant Voltage CV Verifications Voltage Programming and Readback Accuracy MEASVOLT? P6VP25VN25V CV Load Regulation CV Line Regulation Normal Mode Voltage Noise CV Ripple and Noise Common Mode Current Noise Load Transient Response Time Constant Current Test Setup Calibration Procedures Constant Current CC VerificationsConstant Current CC Verifications Current Programming and Readback Accuracy MEASCURR? P6VP25VN25V CC Load Regulation CC Line Regulation Normal Mode Current Noise CC Ripple and Noise Performance Test Record for Agilent E3631A CV Performance Test Record CC Performance Test Record Calibration Procedures Calibration Security Code Calibration Security Code Move to the security code by pressing the Secure key To Unsecure the Power Supply for CalibrationTurn on the front-panel calibration mode Turn off the calibration mode Unsecured To Unsecure the Power Supply Without the Security Code Calibration Message Calibration Procedures Calibration CountCalibration Count General Calibration/Adjustment Procedure Cal mode Hi +5.7000v Hi +4.750 a Lo +0.100 aLo +0.099 a Cal setup Hi +4.999 a Calibration Procedures Aborting a Calibration in Progress Aborting a Calibration in Progress Calibration Procedures Calibration Record for Agilent E3631A Calibration Record for Agilent E3631A Error Messages Calibration Procedures Error MessagesSystem Error Messages Self-Test Error MessagesPage Calibration Procedures Calibration Program Calibration Program END if Output Calibration Procedures Calibration Program Theory of Operation Theory of Operation Block Diagram Overview Theory of Operation Block Diagram Overview Block Diagram AC Input and Bias Supplies Theory of Operation AC Input and Bias Supplies Floating Logic Theory of Operation Floating Logic Serck Xfpsk To-A Converter Theory of Operation To-A Converter To-D Converter Theory of Operation To-D Converter Power Mesh and Control Theory of Operation Power Mesh and Control Theory of Operation Power Mesh and Control Theory of Operation Earth-Referenced Logic Earth-Referenced LogicFront Panel Service Service Operating Checklist Is the Power Supply Inoperative?Does the Power Supply Fail Self-Test? Service Operating Checklist Types of Service Available Standard Repair Service worldwideService Types of Service Available Express Exchange U.S.A. only Service Repacking for Shipment Repacking for Shipment Electrostatic Discharge ESD Precautions To Replace the Power-Line FuseService Electrostatic Discharge ESD Precautions Surface Mount Repair Troubleshooting Hints Unit Reports Errors 740 toService Troubleshooting Hints Unit is Inoperative Bias Supplies Problems Self-Test Procedures Power-On Self-TestService Self-Test Procedures Complete Self-Test 100 101 Service Self-Test Procedures 102 Replaceable Parts To Order Replaceable Parts E3631-60002 Top PCB Assembly 106 107 108 109 110 E3631-60003 VFD Assembly CR1 CR2 E3631-60004 Bottom PCB Assembly E3631-60004 Bottom PCB Assembly 113 114 115 E3631-60005 Front Frame Assembly E3631-60005 Power SupplyAssembly Manufacturer’s List Manufacturer’s List 118 Backdating Lqfoxghglqwklvfkdswhu Schematics ‡ &RPSRQHQW/RFDWRUSDJH ‡ $&DQG$&6FKHPDWLFSDJHPage Page Page Page Page Page Page Page Page Page Warranty