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