Agilent Technologies 5962-8200 instruction

Service Manual

For Agilent Model

6611C, 6612C, 6613C, 6614C System DC Power Supply

For instruments with Serial Numbers: Agilent 6611C: US37450101 and up Agilent 6612C: US37460101 and up Agilent 6613C: US37460101 and up Agilent 6614C: US37460101 and up

Agilent Part No. 5962-8200	Printed in U.S.A.
Microfiche No 5962-8201	September, 2000

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Agilent Technologies 5962-8200 service manual Agilent Part No Microfiche No September

Contents

Agilent Part No Microfiche No September Certification Warranty Information Before Applying Power Safety Summary Symbol Description Safety Symbol Definitions Instrument Identification Printing History Table of Contents Disassembly Procedures Initialization ROM UpgradePost-repair Calibration IntroductionPage Organization Safety ConsiderationsRelated Documents Chapter Electrostatic Discharge RevisionsManual Revisions Firmware Revisions Test Equipment Required Introduction Type Specifications Recommended Model Test SetupMeasurement Techniques Electronic Load Test Setup Performance Tests Operation Verification TestsCurrent-Monitoring Resistor Programming Constant Voltage CV Tests CV SetupVoltage Programming and Readback Accuracy CV Load Effect CV Source Effect Transient Recovery TimeCV Noise Pard Constant Current CC Tests CC SetupCurrent Programming and Readback Accuracy Low Range Current Readback Accuracy Current Sink -CC Operation CC Load Effect CC Load and Line Regulation CC Noise Pard CC Source Effect Performance Test Equipment Form Transient Response Load Effect Source Effect Pard Ripple and NoiseConstant Current Tests Current Programming and Readback Current Sink @ -3A Readback MA Range Current Readback Load Effect Vout − Vout + 2.0mV Vout −Source Effect Vout − Iout − Iout − Iout + 0.2 mA Vout + 4 mVIout − Iout + 2.2 mA Current Sink @ -0.6A Readback Iout − Iout − Iout + 0.1 mA Load Effect Vout − Vout + 5 mVIout − Iout + 1.1 mA Current Sink @ -0.3A Readback Iout −Page Troubleshooting Flow Charts Overall TroubleshootingTest Equipment Required for Troubleshooting Type Purpose Recommended Model Sheet 1. Troubleshooting Flowchart Sheet 2. Troubleshooting Flowchart Sheet 3. Troubleshooting Flowchart Sheet 4. Troubleshooting Flowchart Power-on Self-test Failures Specific Troubleshooting ProceduresSelf-Test Error Codes/Messages Error Code Description Probable Cause Bias and Reference Supplies CV/CC Status Annunciators TroubleshootingBias and Reference Voltages Bias Test Point Measurement Voltage Measurements at J207 A2 Interface to A1 Main board J307 Voltage Measurements Manual Fan Speed Control Disabling Protection Features Calibration Password Inhibit Calibration SwitchPost-repair Calibration Upgrade Procedure ROM UpgradeInitialization Identifying the Firmware List of Required Tools Disassembly Procedures A2 Interface Board, Removal and Replacement Cover, Removal and ReplacementFront Panel Assembly, Removal and Replacement T1 Power Transformer, Removal and Replacement A3 Front Panel Board, Removal and ReplacementA1 Main Control Board Line Voltage Wiring Power Supply Interface signals Interface SignalsConnector Signal Description A2 Interface Circuits A3 Front Panel CircuitsPrimary Interface Secondary Interface A1 Main Board Circuits Power Circuits Control Circuits Principles of Operation Page Designator PartNumber Qty Description Chassis, Electrical Replaceable Parts List Mechanical Parts Identification MP9 Chassis, Mechanical Diagrams Diagrams A2/A3 Boards Block Diagram Circuits Bias Index Index

Agilent Part No. 5962-8200

Microfiche No 5962-8201

September, 2000