Troubleshooting Isolation option 127 | Agilent Technologies 6030A

Figure 3-1. Troubleshooting Isolation (option 001)

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Agilent Technologies 6030A, 6035A, 6031A, 6032A service manual Troubleshooting Isolation option 127

Contents

Agilent Part No Microfiche Part No 6032A and 6035A Certification Safety Summary Safety Symbol Definitions Symbol DescriptionPrinting History Table of Contents Replaceable Parts Component Location and Circuit DiagramsPrinciples of Operation Eeprom Blank Front Panel Option 125 L00 Vac Input Power Option 119 Introduction Manual Revisions Firmware RevisionsItem Description Test Equipment Required Calibration ProcedureCalibration and Verification Introduction Test Equipment Required Type Required Characteristics USE Recommended Model CR4 Initial Setup Disp a Common Mode CalibrationVoltage Monitor Zero Calibration Remote Readback Zero Calibration Common Mode Setup Voltage Monitor and Remote Readback Full Scale Calibration Constant Voltage Full Scale Calibration Constant Voltage Zero Calibration Current Monitor Zero CalibrationConstant Current Zero Calibration Constant Current Full Scale Calibration Current Monitor Full Scale Calibration Power Limit Calibration Resistance Programming Full Scale Calibration Performance TestsMeasurement Techniques Constant Voltage CV Tests Current-Monitoring Resistor Setup Disp a Basic Test Setup Page RMS Measurement Test Setup, CV Pard Test Peak-To-Peak Measurement Test Setup, CV Pard Test Constant Current CC Tests Load Transient Recovery WaveformPage Page CC Pard Test Setup Initialization Procedure Initial Troubleshooting Procedures Troubleshooting Electrostatic Protection Repair and Replacement A4 FET Board Removal A2 Control Board Removal A1 Main Board Removal A5 Diode Board RemovalA8 Gpib Board Removal A3 Front-Panel Board Removal Overall Troubleshooting Procedure Gpib Section TroubleshootingA1 Designator Wire color A3S1 Position Rear View Troubleshooting Isolation Troubleshooting Isolation Primary Interface Troubleshooting ErrorGo to Secondary SA Address Lines Data Lines Secondary Interface TroubleshootingVoltage and Current DAC Node Measurement Source Clock and Primary SA Waveforms Node Setup Measurement Readback DAC CircuitsReadback Multiplexer U20 Readback and Secondary SA Waveforms Signature Analysis Primary SAFront Panel SA Primary and Front Panel Signature Analyzer Test Setups Secondary Signature Analyzer Test SetupsSecondary SA 00.04 00.02 00.01 00.00 Front Panel LED Display and Indicator Drivers Inputs Node MeasurementOutputs Current Display Voltage Display Inputs Node Measurements 1ABCC7AA Procedure Node Secondary Processor Signature Table Power Section Troubleshooting Main Troubleshooting Setup Main Troubleshooting Setup Troubleshooting No-Output Failures Modified Mains Cord Set For Troubleshooting Power Section Blocks Vdc Control Board Test Connector, A2J7 10. Performance Failure Symptoms Status of FET On/Off-PulsesA2J7-26 A2J7-25 Outputs Node + Troubleshooting AC-Turn-On CircuitsTroubleshooting DC-To-DC Converter Inputs Node + Input Node + Troubleshooting Bias SuppliesInputs Node + A2J7-26PWM-ONA2J7-25PWM-OFF Outputs Node Waveforms A2C52 + ≈ + 25Vdc A1U4 Outputs OFF Troubleshooting Down ProgrammerTroubleshooting CV Circuit ON/OFF Troubleshooting OVP Circuit Troubleshooting CC Circuit Inputs Troubleshooting PWM & ClockOutputs Node + External Vdc Outputs SET Voltage Vdc Node + +OUTOverrange Primary Microprocessor Address SwitchesPrinciples of Operation Gpib Board Gpib Block Diagram Analog Multiplexer IsolationSecondary Microprocessor Digital-to-Analog Converters Volts and Amps Output Ports and Displays Front-Panel Switches and Input PortFront Panel Board Address Latches and Decoders Front Panel Block Diagram Power Mesh and Control Board Mode IndicatorsOVP Adjust Control Power Clear FET Control Signals Timing Diagram Power MeshPage Control Board Page Page Power Mesh Block Diagram Control Board Block Diagram Reference Designators Replaceable Parts Description Abbreviations Ordering Information Main Board Assembly CR1 CR2DS1 A1 Mechanical VR1 Control Board Assembly Page Page Page Page Page Page Front Panel Board VR2VR5 VR6 TS1 FET Board CR6 Diode BoardCR3 CR5Page AC Input Filter Gpib Board Page IC Eeprom NMC9346 IC Eprom AM27512IC RAM MCM6164C55 IC Uart MC68B50P CB1 A8 MechanicalOutput Board Chassis Electrical 100 Component Location and Circuit Diagrams Schematic Diagram Notes101 102 Top View, Top Covers Removed 103 Page 2B a Main Board A1 and Output Filter Component Location 105 2C a Main Board A1 and Output Filter Component Location 106 107 Component Location FET Board A4 Component Location 108 6A A/35A Diode Board A5 Component Location 6C a Diode Board A5 Component Location Gpib Board A8 Component Location 111 A Output Board A9 Component Location 112 Page Page Page Page 13A. Gpib Board Schematic Diagram 13B. Gpib Board Schematic Diagram Scope of Appendix a L00 Vac Input Power OptionSuggestions for Using Appendix a General Information Description 120 121 122 123 6 Manual Changes 125 Blank Front Panel Option 126 Troubleshooting Isolation option 127 Agilent 6030A Performance Test Record Agilent 6030A Power Supply Page 1Agilent 6030A Test Record Test Facility 130 Performance Test Record Agilent 6030A Power Supply Page 2 131 Performance Test Record Agilent 6031A Power Supply Page 1Agilent 6031A Test Record Agilent 6031A Source Effect 120A Performance Test Record Agilent 6031A Power Supply Page 2Current Programming Constant Current Tests Readback Load Effect 50.0A 133 Performance Test Record Agilent 6032A Power Supply Page 1Agilent 6032A Test Record Agilent 6032A 134 Performance Test Record Agilent 6032A Power Supply Page 2Load Effect 16.5A Source Effect 50.0A 135 Performance Test Record Agilent 6035A Power Supply Page 1Agilent 6035A Test Record Agilent 6035A 136 Performance Test Record Agilent 6035A Power Supply Page 2Load Effect 2.0A Source Effect 5.0A 137 Manual Backdating 138 Change 139