Agilent Technologies 81689A Guia do Utilizador descarregar pdf (Página 108)

Chapter 5 Service

Self-Test Procedures

108

632

Hardware test failed This test checks the status of voltage and current error

amplifiers for the power circuit. If both amplifiers are not operational, the power

supply will beep and the error annunciator will be on.

1 2 ... 103 104 105 106 107 108 109 110 111 112 113 ... 116 117

Agilent E3633A and E3634A 1
DC Power Supplies 1
The Front Panel at a Glance 3
Display Annunciators 6
The Rear Panel at a Glance 7
In This Book 8
Contents 9
Specifications 13
Performance Specifications 15
OVP 0.5% + 0.5 V 16
Supplemental Characteristics 17
Chapter 1 Specifications 20
Quick Start 21
100 or 115 Vac, 6.3 AT fuse 24
230 Vac, 3.15 AT fuse 24
100, 115, or 230 Vac 24
RECALL 1 33
RECALL 3 33
LEVEL 22.0 V (E3633A) 34
LEVEL 55.0 V (E3634A) 34
Checking OVP Operation 35
OVP CLEAR 36
LEVEL 22.0 A (E3633A) 37
LEVEL 7.5 A (E3634A) 37
Checking OCP Operation 38
OCP CLEAR 39
Chapter 2 Quick Start 42
Calibration Procedures 43
Calibration Interval 45
Test Considerations 46
Recommended Test Equipment 47
Self-Test 48
Setup for Most Tests 49
Electronic Load 49
Current-Monitoring Resistor 50
Programming 50
Constant Voltage Test Setup 51
CV annunciator 52
CV annunciator lights 53
CV PARD (Ripple and Noise) 54
Load Transient Response Time 55
Constant Current Test Setup 56
Ω current monitoring 57
CC PARD (Ripple and Noise) 58
Ω resistor (R 59
CV Performance Test Record 60
CC Performance Test Record 60
Calibration Security Code 61
000000 CODE 62
003633 CODE (E3633A) 62
003634 CODE (E3634A) 62
UNSECURED 63
Calibration Count 64
Calibration Message 64
Ω across the 65
CAL SETUP 1 66
V LO 0.5000 V 66
V LO 0.4500 V 67
V MI 10.000 V (E3633A) 67
V MI 10.001 V 67
V HI 19.500 V (E3633A) 67
V HI 19.495 V 68
CAL SETUP 2 68
CAL SETUP 3 68
Calibrate 69
I HI 19.500 A (E3633A) 70
I HI 19.499 A 70
CAL SETUP 4 70
CAL MODE 71
Error Messages 73
Self-Test Error Messages 74
Calibration Error Messages 75
End of Program 82
Theory of Operation 85
Block Diagram Overview 87
Block Diagram 88
AC Input and Bias Supplies 89
Floating Logic 90
Serial Clock SERCK XFPSK 91
Data OUT (send) SERDAT FPDI 91
Data IN (receive) SERRBK FPDO 91
D-to-A Converter 92
A-to-D Converter 93
Power Mesh and Control 94
Earth-Referenced Logic 96
Front Panel 96
Operating Checklist 99
Types of Service Available 100
Repacking for Shipment 101
Surface Mount Repair 102
Installation Procedure 103
Unit is Inoperative 104
Unit Fails Self-Test 104
(MY53xx6xxx) 105
Bias Supplies Problems 105
Power-On Self-Test 106
Complete Self-Test 106
Component Drawings 109
Agilent Technologies 117

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