Understanding Replaceable Parts for Agilent 6031A Power Supply

Table 5-3. Replaceable Parts List (continued)

Ref. Desig	Agilent Model	Agilent Part Number	Description
R18	6031A	0683-1005	res 10 10% 1/4W
	6035A	0811-3842	res 600 10% 10W
R20	6030A, 35A	0811-3731	res 1.2 K% 2W
T1	6031A	9170-0061	magnetic-core (jumper 8150-4777)
TS1	all	3103-0081	switch, thermal +202F
U1	all	1826-0346	IC op amp
VR1	all	1902-0575	diode, zener 6.5 V 2%
		A5 Mechanical
	6030A,35A	5020-2877	heatsink (CR5)
	6030A,35A	5020-2878	heatsink (CR4, Q1)
	6030A,35A	0340-1123	insulator (L1,2) (6)
	6030A,35A	1251-7600	socket pin (Q1) (2)
	6031A	06011-20001	heatsink (CR1,CR5)
	6031A	1205-0520	heatsink (Q1)
	6031A	1205-0398	heatsink (Q2)
	6031A	0380-1524	standoff, hex (4)
	6031A	06011-00001	bracket (CR1, CR5 heatsink)
	6032A	06032-00018	heatsink (CR4,Q2)
	6032A	1205-0398	heatsink (Q1)
	6032A	1251-7600	socket pin (Q2) (2)
	6032A	0380-1524	standoff, hex (4)
	6032A	06032-00017	bracket (CR4, Q2 heatsink)

A6	6030A,31A,32A	5060-3522	AC Input Filter
	6035A	06011-60028	''
C101	6030A,31A,32A	0160-4355	cap 0.01∝F 10% 250Vac
	6035A	0160-4048	cap 0.022∝F 10% 250Vac
C102	6030A,31A,32A	0160-4281	cap 2200pF 20% 250Vac
	6035A	0160-4439	cap 0.0047∝F 10% 250Vac
C103	6030A,31A,32A	0160-4355	cap 0.01∝F 10% 250Vac
	6035A	0160-4048	cap 0.022∝F 10% 250Vac
C104	6030A,31A,32A	0160-4281	cap 2200pF 20% 250Vac
	6035A	0160-4439	cap 0.0047∝F 10% 250Vac
C105	all	0160-4962	cap 1∝F 20% 250Vac
C106, 107	6030A,31A,32A	0160-4183	cap 1000pF 20% 250Vac
	6035A	0160-4439	cap 0.0047∝F 10% 250Vac
C108, 109	all	0160-4962	cap 1∝F 20% 250V
L101	all	66000-80004	choke, input
R101	all	0686-3945	res 390K 5% 0.5W
W101-103	all	1251-5613	connector, single
		A6 Mechanical
	all	0360-2217	terminal block 3-position

95

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Agilent Technologies 6035A, 6031A, 6032A, 6030A service manual TS1, AC Input Filter

Contents

6032A and 6035A Agilent Part No Microfiche Part No Certification Safety Summary Printing History Safety Symbol DefinitionsSymbol Description Table of Contents Component Location and Circuit Diagrams Principles of OperationEeprom Replaceable Parts L00 Vac Input Power Option 119 Blank Front Panel Option 125 Introduction Item Description Manual RevisionsFirmware Revisions Calibration Procedure Calibration and VerificationIntroduction Test Equipment Required Type Required Characteristics USE Recommended Model Test Equipment Required CR4 Initial Setup Common Mode Calibration Voltage Monitor Zero CalibrationRemote Readback Zero Calibration Disp a Common Mode Setup Constant Voltage Full Scale Calibration Voltage Monitor and Remote Readback Full Scale Calibration Constant Current Zero Calibration Constant Voltage Zero CalibrationCurrent Monitor Zero Calibration Current Monitor Full Scale Calibration Constant Current Full Scale Calibration Power Limit Calibration Measurement Techniques Resistance Programming Full Scale CalibrationPerformance Tests Current-Monitoring Resistor Setup Constant Voltage CV Tests Disp a Basic Test Setup Page RMS Measurement Test Setup, CV Pard Test Peak-To-Peak Measurement Test Setup, CV Pard Test Load Transient Recovery Waveform Constant Current CC TestsPage Page Initialization Procedure CC Pard Test Setup Troubleshooting Initial Troubleshooting Procedures Repair and Replacement Electrostatic Protection A2 Control Board Removal A4 FET Board Removal A5 Diode Board Removal A8 Gpib Board RemovalA3 Front-Panel Board Removal A1 Main Board Removal A1 Designator Wire color A3S1 Position Rear View Overall Troubleshooting ProcedureGpib Section Troubleshooting Troubleshooting Isolation Troubleshooting Isolation Go to Secondary SA Primary Interface TroubleshootingError Secondary Interface Troubleshooting Voltage and Current DACNode Measurement Source Address Lines Data Lines Clock and Primary SA Waveforms Readback Multiplexer U20 Node Setup MeasurementReadback DAC Circuits Readback and Secondary SA Waveforms Front Panel SA Signature AnalysisPrimary SA Secondary SA Primary and Front Panel Signature Analyzer Test SetupsSecondary Signature Analyzer Test Setups 00.04 00.02 00.01 00.00 Outputs Current Display Voltage Display Front Panel LED Display and Indicator DriversInputs Node Measurement C7AA Inputs Node Measurements1ABC Procedure Node Power Section Troubleshooting Secondary Processor Signature Table Main Troubleshooting Setup Main Troubleshooting Setup Troubleshooting No-Output Failures Power Section Blocks Modified Mains Cord Set For Troubleshooting Control Board Test Connector, A2J7 Vdc A2J7-26 A2J7-25 10. Performance Failure SymptomsStatus of FET On/Off-Pulses Troubleshooting AC-Turn-On Circuits Troubleshooting DC-To-DC ConverterInputs Node + Outputs Node + Troubleshooting Bias Supplies Inputs Node + A2J7-26PWM-ONA2J7-25PWM-OFFOutputs Node Input Node + Waveforms A2C52 + ≈ + 25Vdc A1U4 Outputs Troubleshooting Down Programmer Troubleshooting CV CircuitON/OFF OFF Troubleshooting CC Circuit Troubleshooting OVP Circuit Troubleshooting PWM & Clock OutputsNode + External Vdc Inputs Overrange Outputs SET Voltage Vdc Node ++OUT Address Switches Principles of OperationGpib Board Primary Microprocessor Gpib Block Diagram Isolation Secondary MicroprocessorDigital-to-Analog Converters Analog Multiplexer Front-Panel Switches and Input Port Front Panel BoardAddress Latches and Decoders Volts and Amps Output Ports and Displays Front Panel Block Diagram Mode Indicators OVP Adjust ControlPower Clear Power Mesh and Control Board Power Mesh FET Control Signals Timing DiagramPage Control Board Page Page Power Mesh Block Diagram Control Board Block Diagram Replaceable Parts Reference Designators Ordering Information Description Abbreviations Main Board Assembly DS1 CR1CR2 VR1 A1 Mechanical Control Board Assembly Page Page Page Page Page Page VR2 VR5VR6 Front Panel Board FET Board TS1 Diode Board CR3CR5 CR6Page AC Input Filter Gpib Board Page IC Eprom AM27512 IC RAM MCM6164C55IC Uart MC68B50P IC Eeprom NMC9346 A8 Mechanical Output BoardChassis Electrical CB1 100 101 Component Location and Circuit DiagramsSchematic Diagram Notes 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 Component Location 107 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 L00 Vac Input Power Option Suggestions for Using Appendix aGeneral Information Description Scope of Appendix a 120 121 122 6 Manual Changes 123 Blank Front Panel Option 125 126 Troubleshooting Isolation option 127 Performance Test Record Agilent 6030A Power Supply Page 1 Agilent 6030A Test RecordTest Facility Agilent 6030A Performance Test Record Agilent 6030A Power Supply Page 2 130 Performance Test Record Agilent 6031A Power Supply Page 1 Agilent 6031A Test RecordAgilent 6031A 131 Performance Test Record Agilent 6031A Power Supply Page 2 Current Programming Constant Current Tests ReadbackLoad Effect 50.0A Source Effect 120A Performance Test Record Agilent 6032A Power Supply Page 1 Agilent 6032A Test RecordAgilent 6032A 133 Performance Test Record Agilent 6032A Power Supply Page 2 Load Effect 16.5ASource Effect 50.0A 134 Performance Test Record Agilent 6035A Power Supply Page 1 Agilent 6035A Test RecordAgilent 6035A 135 Performance Test Record Agilent 6035A Power Supply Page 2 Load Effect 2.0ASource Effect 5.0A 136 Manual Backdating 137 Change 138 139