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Keysight InfiniiVision HD3-Series
Oscilloscopes
SERVICE GUIDE

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Table of Contents
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Summarization of Contents

Characteristics and Specifications
Power Requirements
Details of line voltage, frequency, and power consumption.
Measurement Category
Defines measurement categories and their implications for oscilloscope use.
Maximum Input Voltages
Specifies the maximum voltage limits for analog and digital channels.
Environmental Conditions
Lists operating environment specifications like temperature, humidity, and altitude.
Calibrating and Adjusting
To display the user calibration status
Guides on viewing current calibration status and probe calibration details.
To perform user calibration
Step-by-step instructions for performing internal self-calibration for optimal performance.
Testing Performance
List of Test Equipment
Enumerates necessary equipment and accessories for performance verification tests.
To verify digital channel threshold accuracy
Procedure to verify the accuracy of digital channel threshold settings.
To verify DC vertical gain accuracy
Method to test the DC vertical gain accuracy of analog channels.
To verify time base accuracy
Procedure to measure and verify the accuracy of the time base oscillator.
To verify external trigger sensitivity
Steps to test the oscilloscope's sensitivity to external trigger signals.
Keysight HD3-Series Oscilloscopes Performance Test Record
A template for recording results of performance verification tests.
Troubleshooting
Solving General Problems with the Oscilloscope
Offers solutions for common issues encountered with the oscilloscope.
To power-on the oscilloscope
Steps to safely power on the oscilloscope and its self-test function.
To perform hardware self test
Instructions for running internal hardware diagnostic tests.
To perform front panel self test
Guide to testing front panel keys, LEDs, and display functionality.
To compensate passive probes
Method for compensating passive probes to ensure accurate measurements.
Replaceable Parts
Ordering Replaceable Parts
Information on how to order spare parts and assemblies.
Exploded View
Graphical representation of oscilloscope parts for identification.
Replaceable Parts List
A comprehensive list of available replacement parts with their details.
Safety Notices
Warnings
Critical safety warnings and precautions for operating the instrument.
To clean the instrument
Instructions for safely cleaning the oscilloscope's external surfaces.
Safety Symbols
Explains the meaning of various safety symbols used in the manual.

Table of Contents