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e4418b, e4419b
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Agilent E4416A/E4417A Service Guide
Models:
e4419b
e4418b
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Troubleshooting
Specifications
General Characteristics
Install
Worst case error on 0.1V range
Warranty
Dimension
Suggested Diagnostic Equipment
Test Setup
Front Panel Connector Repair
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Measurement Uncertainty Analysis – Instrument Accuracy Test
Measurement Introduction
A-10
Agilent E4416A/E4417A Service Guide
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Contents
Service Guide
Page
Certification
Warranty
Legal Information
Limitation of Warranty
Exclusive Remedies
Personal Safety Considerations
Equipment Operation
General Safety Considerations
Markings
Installation Instructions
IEC 1010-1 Compliance
Statement of Compliance
User Environment
List of Related Publications
Sales and Service Offices
Asia Pacific
Japan
Australia/New Zealand
United States
Europe
Latin America
Returning Your Power Meter for Service
Package the Power Meter for Shipment
About this Guide
Table of Contents
Page
Measurement Uncertainty Analysis Instrument Accuracy Test1
Measurement Uncertainty Analysis Power Reference Level Test1
Specifications
Introduction
Power Meter Specifications
Meter
Instrumentation
Zero Set Specifications Power Sensor
Accuracy
MW Power Reference1
MHz nominal
Zero Drift of Sensors
Power Meter Supplemental Characteristics
Measurement Speed
Averages
Measurement Noise
Noise Multiplier Number
Power Sensor Specifications±
Zero Drift Measurement Noise
For Agilent 8480 series power sensors
Normal Mode X2 Mode
Settling Time
Settling Time Number
For Agilent E-series power sensors
Normal Mode X2 Mode Maximum dBm
Power Sensor Specifications
Definitions Zero Set
Zero Drift
Measurement Noise
Battery Option 001 Operational Characteristics
General Characteristics
Rear Panel Connectors
Environmental Characteristics
General Conditions
Operating Environment
Storage Conditions
Dimensions
Weight
Safety
General
Remote Programming
Non-Volatile Memory
Agilent E4418B/E4419B Service Guide
Performance Tests
User’s Guide
Required Equipment Model Number Critical Specification Usage
Equipment Required
Test Procedures
Performance Test Record
Performance Tests
Calibration Cycle
Specification
Test Setup
Zero Test
Description
Procedure
Range Polarity Normal Function Standby Line
Test Procedure
Instrument Accuracy Test
Instrument Accuracy Test Setup
Sy stem
100 ∝W 230 ∝W
Instrument Accuracy Average Path Test Setup
Chassis of the 11683A option H01 range calibrator unless
Power meter is connected
There is a small risk of mild electrical shock from
SET Value 0 Zero Function DC Output OFF
Instrument Accuracy Results
Power Reference Level Test
Electrical Performance Conditions Characteristics Limits
Power Reference Level Test
Power Reference Level Test Setup
Press , Power Ref On
Agilent E-Series Power Sensor Interface Test
Agilent E-Series Power Sensor Functional Test
Sensor Functional Test Setup
Sensor Functional Test Setup with Attenuator
Agilent E4418B/E4419B Service Guide
Power Reference
Performance Test Record
Instrument Accuracy
Interface Test
Agilent E4418B/E4419B Service Guide
Adjustments
Safety Considerations
Post-Repair Adjustments
Power Reference Oscillator Frequency Adjustment
A2L9 Adjustment Location
Power Reference Oscillator Level Adjustment
Equation
Applied to the Agilent 478A
Connect the equipment as shown in -3. The leads should be
A2R90 Adjustment Location
Measurement Uncertainty
Display Brightness and Contrast Adjustment
Introduction
Agilent E4418B/E4419B Service Guide
Theory of Operation
Theory of Operation
A1 Power Supply/Battery Charger
A2 Processor Assembly
A2 Processor Assembly
Provide platform for the system software to run on, comprise
A3 Front Panel Assembly
A4 Comms Assembly
A5 Daughter Assembly
A6 Measurement Assembly
A6 Measurement Assembly
A8 Rechargeable Battery Assembly
A8 Rechargeable Battery Assembly
Agilent E4418B/E4419B Service Guide
Replaceable Parts
Replaceable Parts
Assembly Part Numbers
Reference Description Agilent Part Designator Number
BT2
Power Supply Assembly Types
0950-2649 Power Supply Assembly
Front Panel Connector Repair
Firmware Upgrades
Downloading Firmware
Assembly and Disassembly Guidelines
Removing the Power Meter Cover
Power supply assembly
Severe or fatal injury
Removing the A1 Power Supply Assembly
Removing the A2 Processor Assembly
Removing the A4 Comms Assembly
Removing the A5 Daughter or A6 Measurement Assemblies
Removing the A7 Fan Assembly
Removing the Power Meter RAM Battery BT1
Battery terminals or to excessive heat
Removing the A3 Front Panel Assembly
Replacing the Front Panel Power Sensor Cable Assemblies
Agilent E4418B/E4419B Service Guide
Replacing the Front Panel Power Reference Cable Assembly
Rear panel sensor retaining clip recess
Agilent E4418B/E4419B Service Guide
Assembly and Disassembly Guidelines
Replacing the Rear Panel Recorder Outputs Cable Assembly
Take the form of an Earth Continuity Test, Hi-Pot Test, etc
Replacing The Chassis Assembly
Stripe
Agilent E4418B/E4419B Service Guide
Troubleshooting
Suggested Diagnostic Equipment
CTS
Troubleshooting Guide -Upper Window TTL Output
End
Troubleshooting Guide Lower Window TTL Output
Remove A2 Processor assy, as directed on
Troubleshooting Guide TTL Inputs
Dual
A2 Processor assy defective A4 Comms assy defective
Troubleshooting Guide RS232/422 Interface
Appendix a
Figure A-1 Measurement Setup
Measurement Introduction
Define the Measurement Equation
Uncertainties
Define the Measurand
Uncertainty Equation
TSE
3458A DMM Uncertainty
Standard Uncertainty uxi
Table A-1 Standard Uncertainty Results
Worst case error on 0.1V range
Voltage Error Distribution Standard Uncertainty
Worst case error on 1V range
Worst case error on 10V range
Worst case error on 15.8V maximum power setting
Table A-2 Voltage Correction Multiplier Power mW
Sensitivity Coefficients Ci
Table A-3 Combined Standard Uncertainty Power
Combined Standard Uncertainty ucy
Expanded Uncertainty kucy
UMV Ucy Converted
Agilent E4416A/E4417A Service Guide
Appendix B
Pmeas =
Figure B-1 Measurement Setup
Uncertainty Equation
MsUncertainty = 1 ⁄ 1±2PsPd
Mismatch
Voltage measurement Uncertainty
Vswr
Calibration factor
Sensor Calibration Factor Drift
Resistance
Repeatability
Table B-1 Measurement Repeatability Results
Max 999647 999566084
Average
67E-05 01868E-05
1 V Vcomp
Expanded Uncertainty
UCF
Index
Cable replacement 5-16,5-19
Connector characteristics
Index-4 Agilent E4418B/E4419B Service Guide
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