Dynamic Measurement DC Source
System DC Power Supply
Agilent Model 66332A
and Agilent Model 6632B, 6633B, 6634B
LIMITATION OF WARRANTY
Warranty Information
WARRANTY
CERTIFICATION
DO NOT SERVICE OR ADJUST ALONE
Safety Summary
BEFORE APPLYING POWER
SAFETY SYMBOLS
Symbol
Safety Symbol Definitions
Description
Printing History
Instrument Identification
INTRODUCTION
Table of Contents
TROUBLESHOOTING
VERIFICATION AND PERFORMANCE TESTS
PRINCIPLES OF OPERATION
REPLACEABLE PARTS LIST
DIAGRAMS
INDEX
Page
Organization
Safety Considerations
Introduction
Related Documents
Manual Revisions
Revisions
Electrostatic Discharge
Firmware Revisions
Introduction
Verification and Performance Tests
Test Equipment Required
Measurement Techniques
Test Setup
Figure 2-1.Test Setup
2 - Verification and Performance Tests
Electronic Load
Operation Verification Tests
Performance Tests
Current-MonitoringResistor
Voltage Programming and Readback Accuracy
CV Setup
Constant Voltage CV Tests
CV Load Effect
CV Noise PARD
CV Source Effect
Verification and Performance Tests
Constant Current CC Tests
Transient Recovery Time
CC Setup
Current Programming and Readback Accuracy
CC Load and Line Regulation
Current Sink -CCOperation
Low Range Current Readback Accuracy
Verification and Performance Tests
CC Source Effect
CC Load Effect
2 - Verification and Performance Tests
CC Noise PARD
Performance Test Equipment Form
Verification and Performance Tests
Performance Test Record Forms
2 - Verification and Performance Tests
Verification and Performance Tests
2 - Verification and Performance Tests
Troubleshooting
Introduction
3 - Troubleshooting
Overall Troubleshooting
Flow Charts
Test Equipment Required
Troubleshooting
Figure 3-1Sheet 1. Main Flowchart
Figure 3-1Sheet 2. Main Flowchart continued
3 - Troubleshooting
Figure 3-1Sheet 3. Main Flowchart continued
Troubleshooting
Figure 3-1Sheet 4. OV at Turn-On
3 - Troubleshooting
Figure 3-1Sheet 5. OV at Turn-Oncontinued
Troubleshooting
Figure 3-1Sheet 6. FS Indicated but Fuse OK
3 - Troubleshooting
Figure 3-1Sheet 7. No Output Voltage
Troubleshooting
Figure 3-1Sheet 8. No Output Voltage continued
3 - Troubleshooting
Figure 3-1Sheet 9 No Output Voltage continued
Troubleshooting
Figure 3-1Sheet 10. No Current Limit
3 - Troubleshooting
Figure 3-1Sheet 11. Unit Does Not OV
Troubleshooting
Figure 3-1Sheet 12. High Output Voltage
3 - Troubleshooting
Table 3-2. Self-TestError Codes/Messages
Specific Troubleshooting Procedures
Power-on Self-testFailures
Troubleshooting
Table 3-3.Bias and Reference Voltages
CV/CC Status Annunciators Troubleshooting
Bias and Rail Voltages
3 - Troubleshooting
J307 Voltage Measurements
Troubleshooting
Manual Fan Speed Control
Disabling Protection Features
3 - Troubleshooting
Post-repairCalibration
Inhibit Calibration Switch
Calibration Password
Troubleshooting
Initialization
ROM Upgrade
Upgrade Procedure
Identifying the Firmware
Figure 3-2.Component Location
Disassembly Procedures
List of Required Tools
Troubleshooting
Front Panel Assembly, Removal and Replacement
Cover, Removal and Replacement
A2 Interface Board, Removal and Replacement
3 - Troubleshooting
T1 Power Transformer, Removal and Replacement
S1 Line Switch, Removal and Replacement
A3 Front Panel Board, Removal and Replacement
A1 Main Control Board
Figure 3-3.Transformer Wiring
Line Voltage Wiring
3 - Troubleshooting
Principles of Operation
I/O Interface Signals
Table 4-1.Power Supply Interface signals
Introduction
Primary Interface
A3 Front Panel Circuits
A2 Interface Circuits
Secondary Interface
Figure 4-1.A2/A3 Block Diagram
Principles of Operation
A1 Main Board Circuits
Power Circuits
4 - Principles of Operation
Figure 4-2.A1 Block Diagram
Principles of Operation
Control Circuits
4 - Principles of Operation
Principles of Operation
Page
Table 5-1.Chassis, Electrical
Replaceable Parts List
Introduction
5 - Replaceable Parts
Table 5-2.Chassis, Mechanical
Replaceable Parts
Figure 5-1.Mechanical Parts ldentification
Table 5-3.A1 Control Board PC Board Assembly
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
5 - Replaceable Parts
Replaceable Parts
Table 5-6.Relay Option #760
Table 5-4.Binding Post Option #020
Table 5-5.A5 AC input/RFI Board
5 - Replaceable Parts
Table 6-1. Model-dependentComponents
Diagrams
General Schematic Notes
Introduction
6 - Diagrams
Table 6-1. Model-dependentComponents continued
Diagrams
Table 6-2.A1 Board Component Locations
Table 6-2continued
6 - Diagrams
Figure 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
