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LeCroy 9300C Series User Manual

LeCroy 9300C Series
275 pages
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Operator’s Manual
LeCroy
9300C Series
Digital Oscilloscopes
Revision A — January 1998

Table of Contents

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LeCroy 9300C Series Specifications

General IconGeneral
BrandLeCroy
Model9300C Series
CategoryTest Equipment
LanguageEnglish

Summary

Chapter 1: Read This First!

Product and Client Care

Covers inspection of scope packaging contents against packing list/invoice and identifies contact for missing/damaged items.

Chapter 2: Instrument Architecture

General Designed Capabilities

Details the oscilloscope's series standard capabilities, including ADC, channel configurations, and sampling rates.

Block Diagrams

Presents block diagrams illustrating the internal architecture and component connections of the oscilloscope.

Chapter 3: Installation and Safety

Installation for Safe and Efficient Operation

Provides guidelines for operating environment parameters and safety symbols used on the instrument.

Safety Symbols

Explains the meaning of various safety symbols found on the instrument and in the manual.

Chapter 4: Introduction to the Controls

The Front Panel

Illustrates and describes the front panel layout for two and four-channel models of the oscilloscope.

The Main Controls

Details the four main groups of front panel controls: System Setup, CHANNELS, TIMEBASE + TRIGGER, and ZOOM + MATH.

Choosing and Navigating in Menus

Explains how to access and navigate through the oscilloscope's on-screen menus using buttons and knobs.

System Setup and Menu Controls

Describes System Setup controls including menu entry buttons for display, utilities, waveform store, recall, and cursors/measure.

Screen Topography

Explains the various sections of the oscilloscope screen that display information and access commands.

Chapter 5: CHANNELS, Coupling and Probes

Channel Controls

Details controls for trace selection, vertical sensitivity, and offset adjustment for input channels.

Coupling

Explains how to select input channel coupling (AC, DC, GND) and its effect on signal analysis.

Probes and Probe Calibration

Describes how to calibrate supplied probes and general coupling information.

Chapter 6: TIMEBASE + TRIGGER

TIMEBASE + TRIGGER Controls

Details controls for adjusting time/division, trigger level, delay, and accessing TIMEBASE/TRIGGER menus.

Chapter 7: Timebase Modes and Setup

Timebase Sampling Modes

Explains the three sampling modes: Single-Shot, RIS, and Roll Mode, and their applications.

Timebase Setup

Details settings for sampling modes, sample clock, channel use, sequence, and record length.

Chapter 8: Triggers and When to Use Them

Choosing the Right Trigger

Introduces trigger types (Edge, SMART) and triggering modes (AUTO, NORM, SNGL) for data capture.

Edge or SMART?

Compares Edge triggers (level, coupling, slope) with SMART triggers (qualifications for glitches, patterns, etc.).

Edge Trigger

Details Edge Trigger setup including trigger source, coupling, slope, and holdoff parameters.

SMART Triggers

Explains various SMART Trigger types like Glitch, Interval, Pattern, State/Edge Qualified, TV, Exclusion, and Dropout.

Chapter 9: ZOOM + MATH

Zoom and Math Controls

Describes controls for trace selection, position, zoom, and math functions for acquired waveforms.

Chapter 10: Zoom, Mathematics and Math Setup

Zooming for Precise Waveform Measurements

Explains how to use zooming and long memory for accurate timing measurements and improved time resolution.

Math Functions and Options

Details standard and advanced waveform processing functions like averaging, extrema, FFT, and mathematical operations.

Using Waveform Mathematics

Explains how to apply mathematical functions to channels or reference memories and combine channels.

Configuring for Zoom and Math

Covers configuration of traces for zoom/math, Multi-Zoom, and setting maximum points for math operations.

Setting Up FFT Span and Resolution

Explains how to set up FFT span and resolution, relating capture time, sampling rate, and frequency resolution.

Chapter 11: Display

Setting Up the Display

Details display setup options including Standard/XY Mode, grids, persistence, dot join, and intensity settings.

Chapter 12: UTILITIES

Printing, Storing, Using Special Modes

Covers primary menus for hardcopy, time/date, GPIB/RS232, mass storage, special modes, and CAL BNC setup.

Hardcopy Setup

Details hardcopy settings, output devices, page feed options, and printer type selection.

Mass Storage Utilities

Provides access to mass-storage file system controls for memory cards, floppy disks, and hard disks.

Special Modes

Accesses secondary menus for timebase trigger, channels, cursors measure, and firmware update.

Chapter 13: WAVEFORM STORE & RECALL

Waveform Store

Explains how to store waveforms to internal memory or external media in Binary or ASCII format.

Waveform Recall

Details how to recall waveforms from internal memory or external storage media to display traces.

Chapter 14: CURSORS/MEASURE & Parameters

Cursors: Tools for Measuring Signal Values

Describes cursors as basic tools for measuring signal values in Standard, Absolute, and Relative display modes.

Parameters: Automatic Measurements

Explains how the instrument automatically determines signal properties using parameters in amplitude or time domains.

Pass/Fail Testing

Details how parameters are used for Pass/Fail tests against limits or tolerance masks, including actions to take.

Chapter 15: PANEL SETUPS

Saving and Recalling Panel Setups

Describes menus for saving or recalling configurations (panel setups) to non-volatile memory or external media.

Chapter 16: SHOW STATUS

The Complete Picture — Summarized

Accesses the STATUS menu for full-screen summaries of the oscilloscope's system and functional status.

Acquisition Status

Provides detailed status on sensitivity, probe attenuation, offset, coupling, timebase, and trigger status.

Appendix A: Specifications

9304C Series, 9310C Series, 9314C Series

Details specifications for Signal Capture, including bandwidth, channels, digitizers, sensitivity, and input coupling.

9344C Series, 9350C Series, 9354C Series

Provides Signal Capture specifications for 9344C/9350C/9354C series, including bandwidth, channels, and acquisition modes.

9370C Series, 9374C Series

Lists Signal Capture specifications for 9370C/9374C series, covering bandwidth, channels, sensitivity, and acquisition modes.

9384C Series

Details Signal Capture specifications for the 9384C Series, including bandwidth, channels, sensitivity, and offset range.

Appendix B: Enhanced Resolution

Enhanced Resolution Filtering

Explains how enhanced resolution filtering increases displayed trace resolution and improves signal-to-noise ratio.

Advantages

Highlights how enhanced resolution filtering improves resolution and signal-to-noise ratio (SNR).

Appendix C: Fast Fourier Transform (FFT)

When and How to Use FFT

Introduces FFT analysis for revealing signal characteristics not visible in the time domain.

Why Use FFT?

Explains the benefits of spectral representation for signal analysis, especially for transient signals.

Appendix D: Parameter Measurement

Parameters and How They Work

Provides a general explanation of how standard parameters are computed, including top and base line determination.

Determining Rise and Fall Times

Details the calculation of rise and fall times based on threshold levels and transition points.

Appendix E: ASCII Waveform Export

Using ASCII-Stored Files

Describes three ASCII formats (Spreadsheet, Mathcad, MATLAB) for storing waveforms for analysis packages.

Using the Spreadsheet Format with Excel

Provides an example of reading a Spreadsheet format waveform file into Microsoft Excel.

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