HP 6038A Service Manual

CONTENTS {Cont
4-112 AC Turn-On Circuits.4-12
4-116 DC-To-DC Converter.4-12
4-121 Down Programmer. 4-12
4-124 Bleeder Circuit.4-12
4-127 Constant-Voltage (CV) Circuit.4-12
4-132 Constant-Current (CC) Circuit.4-13
4-137 Overvoltage Protection (OVP) Circuit.4-13
4-139 Power-Limit Comparator.4-13
4-142 Control-Voltage Comparator.4-13
4-145 Initial-Ramp Circuit.4-14
4-147 Pulse-Width Modulator (PWM).4-14
4-150 Bias Voltage Detector.4-14
4-152 AC Surge & Dropout Detector.4-16
4-155 1 Second Delay Circuit.4-16
5-1 INTRODUCTION.5-1
5-3 TEST EQUIPMENT REQUIRED.5-1
5-5 OPERATION VERIFICATION TESTS.5-1
5-7 CALIBRATION PROCEDURE.5-1
5-9 Initial Setup.5-4
5-10 Voltage Monitor Zero Calibration.......5-5
5-11 Common Mode Calibration.5-5
5-12 Remote Readback Zero Calibration.5-5
5-13 Constant Voltage Full Scale Calibration.5-6
5-14 Voltage Monitor and Remote Readback
Full Scale Calibration.5-6
5-15 Constant Voltage Zero Calibration.5-6
5-16 Current Montior Zero Caiibation.5-6
5-17 Constant Current Zero Calibration.5-6
5-18 Current Montior Full Scale Calibration.5-6
5-19 Constant Current Full Scale Calibration.5-6
5-20 Power Limit Calibration.5-7
5-21 Resistance Programming Full Scale Calibration.5-7
5-22 PERFORMANCE TESTS.5-7
5-24 Measurement Techniques.5-7
5-30 Constant Voltage (CV) Tests.5-8
5-45 Constant Current (CC) Tests.5-11
5-51 TROUBLESHOOTING.5-13
5-56 Initial Troubleshooting Procedures.5-13
5-58 Electrostatic Protection.5-13
5-60 Repair and Replacement.5-14
5- 68 A2 Control Board Removal.5-15
6- 71 A4 Power Mesh Board Removal.5-15
5-74 A7 PSI Board/A8 HP-IB Board Removal.5-15
5-80 A1 Front-Panel Board Removal.5-15
5-84 Troubleshooting Procedure.5-16
5-87 Using the Symptioms Table.5-16
5-89 Using the HP-iB Section Symptom Table.5-16
5-94 HP-IB Section Troubleshooting.5-17
5-100 SIGNATURE ANALYSIS.5-21
5-104 HP-IB and PSI Board Test Setup.5-22
5-107 Power Section Troubleshooting.5-64
5-111 Main Troubleshooting Setup.5-64
5-115 Troubleshooting No-Output Failures.5-65
5-117 Power Section Blocks.5-65
5-119 Troubleshooting No-Output Failures.5-65
5-125 Troubleshooting DC-To-DC Converter.5-68
5-132 Troubleshooting Bias Supplies.5-68
5-152 Troubleshooting Down Programmer.5-70
5-157 Troubleshooting CV Circuit.5-71
5-163 Troubiehshooting CC Circuit.5-71
5-170 Troubleshooting OVP Circuit.5-71
5-175 Troubleshooting PWM & Clock.5-72
Section VI
REPLACEABLE PARTS
6-1 INTRODUCTION.6-1
6-4 ORDERING INFORMATION.6-1
Section Vll
GOIVIPOIMENT LOCATION
ILLUSTRATIONS AND CIRCUIT DIAGRAM
Appendix A
100 VAC INPUT POWER OPTION 100
Appendix 8
LOGIC SYMBOLOGY
Appendix D
BLANK FRONT PANEL
Appendix E
CONTROL INTERFACE INTERMEDIATE
LANGUAGE (CIIL)
II

HP 6038A Specifications

General

Brand	HP
Model	6038A
Category	Inverter
Language	English