Agilent Technologies 5962-8200 service manual Diagrams

Page 53

6

Diagrams

Introduction

This chapter contains drawings and diagrams for troubleshooting and maintaining the Agilent Model 6611C, 6612C, 6613C and 6614C System DC Power Supplies.

	White	Gray	Violet	Blue	None

Relay Opt		J320

	Grn/Yel	Yellow	Orange	Red	Brown

F309

Sec Common

R431

+5Vs

-15Vs

Conductor Side

J307

J303

F305

-Rail

J314

F310

F308

+Rail Heat Sink

+15Vs

J306	F311
J304

+5Vp

F306	F303	D307	D330
J305		Pri Common	+5Vp (unreg)
		Pri Common

Figure 6-1. A1 Board Component and Test Point Locations

53

Image 53

Contents Agilent Part No Microfiche No September Certification Warranty InformationBefore Applying Power Safety SummarySymbol Description Safety Symbol DefinitionsInstrument Identification Printing HistoryTable of Contents Disassembly Procedures Initialization ROM UpgradePost-repair Calibration IntroductionPage Organization Safety ConsiderationsRelated Documents ChapterElectrostatic Discharge RevisionsManual Revisions Firmware RevisionsTest Equipment Required IntroductionMeasurement Techniques Test SetupType Specifications Recommended Model Electronic Load Test SetupPerformance Tests Operation Verification TestsCurrent-Monitoring Resistor ProgrammingConstant Voltage CV Tests CV SetupVoltage Programming and Readback Accuracy CV Load EffectCV Noise Pard Transient Recovery TimeCV Source Effect Current Programming and Readback Accuracy CC SetupConstant Current CC Tests Low Range Current Readback Accuracy Current Sink -CC OperationCC Load Effect CC Load and Line RegulationCC Noise Pard CC Source EffectPerformance 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 ReadbackLoad 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 ModelSheet 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 CauseBias and Reference Supplies CV/CC Status Annunciators TroubleshootingBias and Reference Voltages Bias Test Point MeasurementVoltage Measurements at J207 A2 Interface to A1 Main board J307 Voltage MeasurementsManual Fan Speed Control Disabling Protection FeaturesPost-repair Calibration Inhibit Calibration SwitchCalibration Password Upgrade Procedure ROM UpgradeInitialization Identifying the FirmwareList of Required Tools Disassembly ProceduresFront Panel Assembly, Removal and Replacement Cover, Removal and ReplacementA2 Interface Board, Removal and Replacement A1 Main Control Board A3 Front Panel Board, Removal and ReplacementT1 Power Transformer, Removal and Replacement Line Voltage Wiring Connector Signal Description Interface SignalsPower Supply Interface signals A2 Interface Circuits A3 Front Panel CircuitsPrimary Interface Secondary InterfaceA1 Main Board Circuits Power CircuitsControl Circuits Principles of Operation Page Designator PartNumber Qty Description Chassis, ElectricalReplaceable Parts List Mechanical Parts Identification MP9 Chassis, MechanicalDiagrams Diagrams A2/A3 Boards Block Diagram Circuits BiasIndex Index