Agilent Technologies 34405A, Руководство пользователя и сервисное руководство, Страница: 9 / 143

Contents
34405A User’s and Service Guide IX
Test Considerations 67
Input Connections 67
Performance Verification Tests Overview 68
Self -Test 68
Quick Performance Check 69
Performance Verification Tests 70
Zero Offset Verification 71
Gain Verification 73
Optional AC Voltage Performance Verification Test 79
Optional AC Current Performance Verification Test 80
Optional Capacitance Performance Verification Test 81
Calibration Security 82
Unsecuring the Instrument for Calibration 83
Calibration Process 85
Using the Front Panel for Adjustments 86
Adjustments 88
Zero Adjustment 88
Gain Adjustments 89
DC Voltage Gain Adjustment Procedure 91
DC Current Gain Adjustment Procedure 92
AC Voltage Gain Adjustment Procedure 94
AC Current Gain Adjustment Procedure 95
Ohms Gain Adjustment Procedure 97
Frequency Gain Adjustment Procedure 98
Capacitance Gain Adjustment Procedure 99
Finishing the Adjustments 101
Calibration Message 102
To Read the Calibration Count 102
Calibration Errors 103
5 Disassembly and Repair 105
Operating Checklist 106
Types of Service Available 107
Repackaging for Shipment 108
Cleaning 108
To Replace the Power Line Fuse 109
To Replace a Current Input Fuse 110
Electrostatic Discharge (ESD) Precautions 112
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