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E3631A
Keysight E3631A Service Manual
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Keysight E3631A Service Guide
11
The Fr
ont Panel at a Glance
1
Meter and ad
just selection keys
7
I/O Configuration / Secure key
2
Tracking enable/d
isable key
8
Output On/Off key
3D
i
s
p
l
a
y
l
i
m
i
t
k
e
y
9C
o
n
t
r
o
l
k
n
o
b
4
Recall oper
ating state key
10
Resolut
ion selection keys
5
Store operating state / Local key
11
Vol
tage/current ad
just selection
key
6E
r
r
o
r
/
C
a
l
i
b
r
a
t
e
k
e
y
2
1
3
9
10
11
5
4
7
8
6
10
12
Table of Contents
Default Chapter
1
DC Power Supply
1
Copyright Notice
2
Declaration of Conformity
2
Warranty Service
3
Limitation of Warranty
4
Notice
4
Exclusive Remedies
4
Waste Electrical and Electronic Equipment (WEEE) Directive
9
Product Category
9
Sales and Technical Support
9
Keysight E3631A Triple Output DC Power Supply
10
The Front Panel at a Glance
11
Front-Panel Voltage and Current Settings
13
Display Annunciators
14
The Power Supply
14
The Rear Panel at a Glance
15
In this Book
17
Table of Contents
19
Safety Information
2
1 Specifications
27
Performance Specifications
28
Supplemental Characteristics
30
Figure 1-1 Dimensions of Keysight E3631A Power Supply
32
2 Quick Start
33
To Prepare the Power Supply for Use
35
To Check the Rated Voltages of the Power Supply
37
To Check the Rated Currents of the Power Supply
38
To Use the Power Supply in Constant Voltage Mode
40
To Use the Power Supply in Constant Current Mode
42
To Use the Power Supply in Track Mode
44
To Store and Recall the Instrument State
45
To Rack Mount the Power Supply
47
3 Calibration Procedures
51
Keysight Technologies Calibration Services
52
Calibration Interval
52
Automating Calibration Procedures
52
Recommended Test Equipment
53
Test Considerations
54
Performance Verification Tests
54
Measurement Techniques
56
Figure 3-1 Performance Verification Test Setup
56
Figure 3-2 Front Panel Terminal Connection
57
Constant Voltage (CV) Verifications
59
Figure 3-3 Peak-To-Peak Ripple/Noise Measurement Setup
64
Figure 3-4 RMS Ripple/Noise Measurement Setup
65
Figure 3-5 Transient Response Time
67
Constant Current (CC) Verifications
68
Performance Test Record for Keysight E3631A
74
CC Performance Test Record
76
Calibration Security Code
77
Calibration Count
80
Calibration Message
80
General Calibration/Adjustment Procedure
81
Aborting a Calibration in Progress
86
Calibration Record for Keysight E3631A
87
Error Messages
89
Calibration Error Messages
91
Calibration Program
92
4 Theory of Operation
99
Block Diagram Overview
100
AC Input and Bias Supplies
102
Floating Logic
103
D-To-A Converter
105
A-To-D Converter
106
Power Mesh and Control
107
Earth-Referenced Logic
108
Front Panel
109
5 Service
111
Operating Checklist
111
Types of Service Available
111
Repacking for Shipment
114
Electrostatic Discharge (ESD) Precautions
115
Surface Mount Repair
115
To Replace the Power-Line Fuse
115
Troubleshooting Hints
116
Bias Supplies Problems
117
Self-Test Procedures
119
6 Component Drawings
123
E3631-60002 Component Locator for the Main Board - Top
124
E3631-60003 Component Locator for the Front Panel
125
E3631-60004 Component Locator for the Main Board - Bottom
126
Component Locator for the Main Board - Top (Serial My53Xx6Xxx)
127
Component Locator for the Front Panel (Serial My53Xx6Xxx)
128
Component Locator for the Main Board - Bottom (Serial My53Xx6Xxx)
129
4
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Keysight E3631A Specifications
General
Brand
Keysight
Model
E3631A
Category
Power Supply
Language
English
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