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Agilent Technologies 66332A, 6634B, 6633B, 6632B service manual Verification and Performance Tests

Models: 6632B 6633B 66332A 6634B

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Verification and Performance Tests - 2

Model Agilent 6633B	Report No _______________				Date __________________
Test Description		Minimum			Results*	Maximum
		Specs.				Specs.
Constant Voltage Tests
Voltage Programming and Readback
Low Voltage (0V) Vout		− 20 mV		__________		+ 20 mV
Front Panel Display Readback		Vout − 6 mV		__________		Vout + 6 mV
High Voltage (Full Scale) Vout		49.955 V		__________		50.045 V
Front Panel Display Readback		Vout − 21 mV		__________		Vout + 21 mV
Load Effect		− 4 mV		__________		+ 4 mV
Source Effect		− 1.0 mV		__________		+ 1.0 mV
PARD (Ripple and Noise)
Peak-to-Peak		N/A		__________		+ 3 mV
RMS		N/A		__________		+ 0.5 mV
Transient Response
Voltage in 100 μs		Vout − 50 mV		__________		Vout + 50 mV
Constant Current Tests
Current Programming and Readback(High Range)
CC Programming Accuracy @ 0A		− 1.53 mA		__________		+ 1.53 mA
Current Readback Accuracy @ 20mA (High Range)		Iout − 0.29 mA		__________		Iout + 0.29 mA
CC Programming @ Full Scale		1.998 A		__________		2.002 A
Current Readback Accuracy @ Full Scale		Iout − 4.25 mA		__________		Iout + 4.25 mA
Current Sink Readback		Isink − 4.85mA		__________		Isink + 4.85mA
20 mA Range Current Readback
Readback Accuracy @ 0 A		− 2.5 μA		__________		+ 2.5 μA
Readback Accuracy @ + 20 mA		Iout − 22.5 μA		__________		Iout + 22.5 μA
Readback Accuracy @ − 20 mA		Iout − 22.5 μA		__________		Iout + 22.5 μA
PARD (Current Ripple and Noise)
RMS		N/A		__________		+ 2.0 mA
Load Effect		− 1.0 mA		__________		+ 1.0 mA
Source Effect		− 0.25 mA		__________		+ 0.25 mA
* Enter your test results in this column

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Agilent Technologies 66332A, 6634B, 6633B, 6632B service manual Verification and Performance Tests

Contents

Agilent Model 66332A System DC Power SupplyDynamic Measurement DC Source and Agilent Model 6632B, 6633B, 6634BWARRANTY Warranty InformationLIMITATION OF WARRANTY CERTIFICATIONBEFORE APPLYING POWER Safety SummaryDO NOT SERVICE OR ADJUST ALONE SAFETY SYMBOLSSafety Symbol Definitions SymbolDescription Printing History Instrument IdentificationItem Description TROUBLESHOOTING Table of ContentsINTRODUCTION VERIFICATION AND PERFORMANCE TESTSDIAGRAMS REPLACEABLE PARTS LISTPRINCIPLES OF OPERATION INDEXPage Introduction Safety ConsiderationsOrganization Related DocumentsElectrostatic Discharge RevisionsManual Revisions Firmware RevisionsVerification and Performance Tests IntroductionTest Equipment Required Measurement Techniques Test Setup2 - Verification and Performance Tests Figure 2-1.Test SetupPerformance Tests Operation Verification TestsElectronic Load Current-MonitoringResistorConstant Voltage CV Tests CV SetupVoltage Programming and Readback Accuracy CV Load EffectCV Source Effect CV Noise PARDVerification and Performance Tests CC Setup Transient Recovery TimeConstant Current CC Tests Current Programming and Readback AccuracyLow Range Current Readback Accuracy Current Sink -CCOperationCC Load and Line Regulation Verification and Performance TestsCC Load Effect CC Source Effect2 - Verification and Performance Tests Performance Test Equipment Form CC Noise PARDVerification and Performance Tests 2 - Verification and Performance Tests Performance Test Record FormsVerification and Performance Tests 2 - Verification and Performance Tests Introduction TroubleshootingFlow Charts Overall Troubleshooting3 - Troubleshooting Test Equipment RequiredFigure 3-1Sheet 1. Main Flowchart TroubleshootingFigure 3-1Sheet 2. Main Flowchart continued 3 - TroubleshootingFigure 3-1Sheet 3. Main Flowchart continued TroubleshootingFigure 3-1Sheet 4. OV at Turn-On 3 - TroubleshootingFigure 3-1Sheet 5. OV at Turn-Oncontinued TroubleshootingFigure 3-1Sheet 6. FS Indicated but Fuse OK 3 - TroubleshootingFigure 3-1Sheet 7. No Output Voltage TroubleshootingFigure 3-1Sheet 8. No Output Voltage continued 3 - TroubleshootingFigure 3-1Sheet 9 No Output Voltage continued TroubleshootingFigure 3-1Sheet 10. No Current Limit 3 - TroubleshootingFigure 3-1Sheet 11. Unit Does Not OV TroubleshootingFigure 3-1Sheet 12. High Output Voltage 3 - TroubleshootingPower-on Self-testFailures Specific Troubleshooting ProceduresTroubleshooting Table 3-2. Self-TestError Codes/MessagesBias and Rail Voltages CV/CC Status Annunciators Troubleshooting3 - Troubleshooting Table 3-3.Bias and Reference VoltagesTroubleshooting J307 Voltage MeasurementsDisabling Protection Features Manual Fan Speed Control3 - Troubleshooting Calibration Password Inhibit Calibration SwitchPost-repairCalibration TroubleshootingUpgrade Procedure ROM UpgradeInitialization Identifying the FirmwareList of Required Tools Disassembly ProceduresTroubleshooting Figure 3-2.Component LocationA2 Interface Board, Removal and Replacement Cover, Removal and ReplacementFront Panel Assembly, Removal and Replacement 3 - TroubleshootingA3 Front Panel Board, Removal and Replacement S1 Line Switch, Removal and ReplacementT1 Power Transformer, Removal and Replacement A1 Main Control BoardLine Voltage Wiring Figure 3-3.Transformer Wiring3 - Troubleshooting Principles of Operation I/O Interface SignalsTable 4-1.Power Supply Interface signals IntroductionA2 Interface Circuits A3 Front Panel CircuitsPrimary Interface Secondary InterfaceFigure 4-1.A2/A3 Block Diagram Principles of OperationPower Circuits A1 Main Board Circuits4 - Principles of Operation Principles of Operation Figure 4-2.A1 Block Diagram4 - Principles of Operation Control CircuitsPrinciples of Operation Page Replaceable Parts List IntroductionTable 5-1.Chassis, Electrical Table 5-2.Chassis, Mechanical 5 - Replaceable PartsFigure 5-1.Mechanical Parts ldentification Replaceable Parts5 - Replaceable Parts Table 5-3.A1 Control Board PC Board AssemblyReplaceable Parts 5 - Replaceable Parts Replaceable Parts 5 - Replaceable Parts Replaceable Parts 5 - Replaceable Parts Replaceable Parts 5 - Replaceable Parts Replaceable Parts 5 - Replaceable Parts Replaceable Parts Table 5-4.Binding Post Option #020 5 - Replaceable PartsTable 5-5.A5 AC input/RFI Board Table 5-6.Relay Option #760General Schematic Notes DiagramsIntroduction Table 6-1. Model-dependentComponentsTable 6-1. Model-dependentComponents continued 6 - DiagramsDesignator 66332ATable 6-2.A1 Board Component Locations DiagramsTable 6-2continued 6 - DiagramsFigure 6-1.A1 Board Component Locations Figure 6-2.A4 and A6 Board Component Locations Figure 6-3.A1 Board schematic sheet A1 Board schematic sheet A1 Board schematic sheet Figure 6-4.A6 Relay Option Board schematic Index Page Manual Updates