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Overview of the multimeter's key features and capabilities.
Instructions on how to stack multiple U3402A units securely.
Guide on how to adjust the multimeter's carrying handle for different positions.
Overview of the U3402A dimensions and physical layout.
Detailed look at the front panel components and their functions.
Explanation of the multimeter's VFD display and its annunciators.
Overview of the multimeter's keypad layout and button functions.
Identification and description of the input/output terminals on the multimeter.
Guides on how to connect and perform various measurement functions.
How to choose between autoranging and manual ranging for measurements.
Options for adjusting measurement speed versus noise rejection.
Explanation of available math functions like dBm, Rel, Min/Max, Comp, Hold.
How to use multiple math operations simultaneously for advanced measurements.
Enabling and utilizing the dual display feature for simultaneous measurements.
Customizing non-volatile instrument configurations via the setup menu.
Procedures for modifying instrument parameters through the setup menu.
Typical combinations and applications for the dual display feature.
Practical examples demonstrating dual display usage for various measurements.
Step-by-step guide for measuring resistance with the 2-wire method.
Step-by-step guide for measuring resistance with the 4-wire method.
How to measure the true RMS value of AC voltage and AC current.
Information on calibration services and intervals for the multimeter.
List of test equipment required for performance verification procedures.
Important recommendations for achieving optimum performance during testing.
Introduction to performance verification tests for acceptance and periodic checks.
Items to check before returning the multimeter for service or repair.
Details on warranty, extended contracts, and obtaining repair services.
Instructions for properly packaging the instrument for shipment.
Guidelines for cleaning the exterior of the multimeter.
Procedure for replacing the power line fuse in the multimeter.
Procedure for replacing the current input fuses for mA and A terminals.
Guidelines to prevent ESD damage during instrument servicing.
Tools and initial steps for disassembling the multimeter.
Information on ordering replacement parts for the instrument.
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General