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E3646A
Agilent Technologies E3646A User Manual
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Appendix
Service Information
168
170
Table of Contents
Table of Contents
11
Default Chapter
4
The Front Panel at a Glance
4
Display Annunciators
7
The Power Supply
7
Declaration of Conformity
10
Quick Start
18
Chapter 1 Quick Start Preliminary Checkout
19
Output Checkout
20
Voltage Output Checkout
20
Current Output Checkout
21
If the Power Supply Does Not Turn on
22
Line Voltage Conversion
23
To Rack Mount the Instrument
25
Chapter 2 General Information
27
Safety Considerations
29
Safety and EMC Requirements
29
Options and Accessories
30
Options
30
Accessories
30
Description
31
Installation
33
Initial Inspection
33
Cooling and Location
33
Output Connections
34
Current Ratings
34
Voltage Drops
35
Load Consideration
35
Remote Voltage Sensing Connections
36
Multiple Loads
38
Chapter 3 Front-Panel Operation and Features
39
Front-Panel Operation and Features
40
Default Chapter
41
Front-Panel Operation Overview
41
Constant Voltage Operation
42
Constant Voltage Operation' Starting
42
Constant Current Operation
44
Constant Current Operation' Starting
44
Tracking Operation
46
Tracking Operation' Starting
46
View Menu Operation
47
Changing Display Mode
47
View Menu Operation' Starting
47
Viewing the Errors
48
Viewing the Firmware Revision
48
Viewing the Calibration String
49
Configuring the Remote Interface
50
GPIB Configuration
50
Configuring the Remote Interface' Starting
50
RS-232 Configuration
51
Storing and Recalling Operating States
52
Storing and Recalling Operating States' Starting
52
Programming Overvoltage Protection
55
Setting the OVP Level and Enable the OVP Circuit
55
Programming Overvoltage Protection' Starting
55
Checking OVP Operation
56
Clearing the Overvoltage Condition
56
Disabling the Output
59
Disconnecting the Output Using an External Relay
59
System-Related Operations
60
State Storage
60
System-Related Operations' Starting
60
Self-Test
61
Error Conditions
61
Firmware Revision Query
62
SCPI Language Version
62
GPIB Interface Reference
63
RS-232 Configuration Overview
64
RS-232 Data Frame Format
64
Interface Reference' Starting
64
Connection to a Computer or Terminal
65
RS-232 Interface Reference
65
RS-232 Troubleshooting
66
Calibration Overview
67
Calibration Security
67
Calibration Overview' Starting
67
To Unsecure for Calibration
68
To Secure against Calibration
69
Calibration Count
70
Calibration Message
71
Chapter 4 Remote Interface Reference
73
Remote Interface Reference
74
Default Chapter
75
SCPI Command Summary
75
SCPI Command Summary' Starting
75
Scpi
75
Simplified Programming Overview
81
Using the Apply Command
81
Using the Low-Level Commands
81
Reading a Query Response
82
Selecting a Trigger Source
82
Power Supply Programming Ranges
83
Using the Apply Command
84
Output Setting and Operation Commands
85
Output Setting and Operation Commands' Starting
85
Triggering
91
Trigger Source Choices
91
Triggering' Starting
91
Triggering Commands
93
System-Related Commands
94
System-Related Commands' Starting
94
State Storage Commands
97
Calibration Commands
98
Calibration Commands' Starting
98
Interface Configuration Commands
101
The SCPI Status Registers
102
What Is an Event Register
102
What Is an Enable Register
102
What Is a Multiple Logical Output
102
The SCPI Status Registers' Starting
102
SCPI Status System
104
The Questionable Status Register
105
The Standard Event Register
107
The Status Byte Register
108
Using Service Request (SRQ) and Serial POLL
109
Using *STB? to Read the Status Byte
110
Using the Message Available Bit (MAV)
110
To Interrupt Your Bus Controller Using SRQ
110
To Determine When a Command Sequence Is Completed
111
Using *OPC to Signal When Data Is in the Output Buffer
111
Status Reporting Commands
112
Status Reporting Commands' Starting
112
An Introduction to the SCPI Language
115
SCPI • an Introduction to the SCPI Language' Starting
115
Command Format Used in this Manual
116
Command Separators
117
Using the MIN and MAX Parameters
117
Querying Parameter Settings
118
SCPI Command Terminators
118
IEEE-488.2 Common Commands
118
SCPI Parameter Types
119
Halting an Output in Progress
120
SCPI Conformance Information
121
SCPI Conformance Information' Starting
121
IEEE-488 Conformance Information
124
Error Messages
126
Chapter 5 Error Messages Execution Errors
127
Self-Test Errors
133
Calibration Errors
134
Chapter 6 Application Programs
137
Example Program for C and C
139
Example Program for Excel 97
143
Chapter 7 Tutorial
149
Overview of this Power Supply Operation
151
Output Characteristics
153
Unregulated State
155
Unwanted Signals
155
Extending the Voltage and Current Range
157
Series Connections
157
Parallel Connections
157
Remote Programming
158
Chapter 8 Specifications
161
Specifications
162
Performance Specifications
163
Supplemental Characteristics
165
Service Information
170
Appendix Service Information
171
Operating Checklist
171
Is the Power Supply Inoperative
171
Does the Power Supply Fail Self-Test
171
Types of Service Available
172
Standard Repair Service (Worldwide)
172
Express Exchange (U.S.A. Only)
172
Repacking for Shipment
173
Electrostatic Discharge (ESD) Precautions
174
Surface Mount Repair
174
To Replace the Power-Line Fuse
174
Troubleshooting Hints
175
Unit Reports Errors 740 to 750
175
Unit Fails Self-Test
175
Bias Supplies Problems
175
Self-Test Procedures
176
Power-On Self-Test
176
Complete Self-Test
176
General Disassembly
178
Recommended Test Equipment
179
Test Considerations
180
Operation Verification and Performance Tests
180
Measurement Techniques
181
Setup for most Tests
181
Current-Monitoring Resistor
181
General Measurement Techniques
182
Electronic Load
182
Programming
182
Constant Voltage (CV) Verifications
183
Constant Voltage Test Setup
183
Voltage Programming and Readback Accuracy
183
CV Load Effect (Load Regulation)
184
CV Source Effect (Line Regulation)
185
CV PARD (Ripple and Noise)
186
Load Transient Response Time
188
Constant Current (CC) Verifications
189
Constant Current Test Setup
189
Current Programming and Readback Accuracy
189
CC Load Effect (Load Regulation)
190
CC Source Effect (Line Regulation)
191
CC PARD (Ripple and Noise)
192
Common Mode Current Noise
193
Performance Test Record for Your Power Supply
194
CV Performance Test Record
194
CC Performance Test Record
195
Calibration Reference
196
Agilent Technologies Calibration Services
196
Calibration Interval
196
To Unsecure the Power Supply Without the Security Code
196
General Calibration/Adjustment Procedure
197
Front Panel Voltage and Current Calibration
198
Calibration Record for Your Power Supply
202
Calibration Error Messages
203
Schematics
204
Component Locator (Top) for Main Board Assembly
204
Component Locator (Bottom) for Main Board Assembly
204
Component Locator (Top & Bottom) for Digital Board Assembly
204
Component Locator for Front Panel
204
Index
205
4
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Agilent Technologies E3646A Specifications
General
Brand
Agilent Technologies
Model
E3646A
Category
Power Supply
Language
English
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