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Tektronix DPO4000 Series User Manual

Tektronix DPO4000 Series
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DPO4000 Series
Digital Phosphor Oscilloscopes
User Manual
www.tektronix.com
071-1785-00

Table of Contents

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Tektronix DPO4000 Series Specifications

General IconGeneral
BrandTektronix
ModelDPO4000 Series
CategoryTest Equipment
LanguageEnglish

Summary

General Safety Summary

Symbols and Terms on the Product

Explains symbols and terms used in safety warnings.

Environmental Considerations

Restriction of Hazardous Substances

Details substances restricted in the product according to RoHS.

Preface

Key Features

Lists the main capabilities and specifications of the DPO4000 Series oscilloscopes.

Where to Find More Information

Lists other documents available for the oscilloscope and how to access them.

Conventions Used in This Manual

Explains icons and conventions used throughout the manual.

Installation

Before Installation

Guidance on unpacking and checking oscilloscope accessories.

Operating Considerations

Specifies operating environmental and physical parameters for the oscilloscope.

Connecting Probes

Details how to connect different types of probes to the DPO4000.

Powering On the Oscilloscope

Instructions for connecting power and grounding the oscilloscope safely.

Powering Off the Oscilloscope

Steps to safely disconnect power from the oscilloscope.

Functional Check

Procedure to verify the oscilloscope is operating correctly after setup.

Compensating the Probe

Guide on how to match a passive probe to the oscilloscope's input channel.

Installing an Application Module

Instructions for installing optional software modules to extend oscilloscope functionality.

Changing the User Interface Language

Steps to change the language displayed on the oscilloscope's interface.

Changing the Date and Time

Procedure to set the oscilloscope's internal clock to the current date and time.

Signal Path Compensation

Corrects DC inaccuracies caused by temperature variations or long-term drift.

Upgrading Firmware

Instructions for updating the oscilloscope's firmware to the latest version.

Connecting Your Oscilloscope to a Computer

Explains methods for connecting the oscilloscope to a computer for data transfer and control.

Using e*Scope

How to access the oscilloscope remotely via a web browser.

Get Acquainted with the Instrument

Front-Panel Menus and Controls

Overview of the front panel buttons and controls for accessing functions.

Front-Panel Connectors

Description and location of various connectors on the front panel.

Side-Panel Connector

Details the ground strap connector on the side panel of the instrument.

Rear-Panel Connectors

Identifies and describes the connectors located on the rear panel of the oscilloscope.

Acquire the Signal

Setting Up Signal Input

Guide on connecting probes and setting up the oscilloscope to acquire signals.

Using the Default Setup

Restores the oscilloscope to its factory default settings.

Using Autoset

Automatically adjusts acquisition, horizontal, and trigger controls for a stable display.

Acquisition Concepts

Explains the fundamental concepts of signal acquisition and sampling.

Changing the Acquisition Mode and Record Length

Procedure to modify acquisition modes (e.g., Sample, Average) and record length.

Defining a Serial Bus

Steps to configure triggering and display for serial buses like I2C, SPI, and CAN.

Trigger Setup and Run

Triggering Concepts

Explains the fundamental concepts of trigger events and their role in waveform acquisition.

Trigger Modes

Details Normal and Auto trigger modes and their behavior in absence of trigger events.

Trigger Holdoff

Allows obtaining stable triggering by preventing new triggers during a specified period.

Trigger Coupling

Determines which signal components are passed to the trigger circuit.

Slope and Level

Controls whether triggers occur on rising or falling edges and at what voltage level.

Triggering on Buses

How to set up triggers for serial bus protocols like CAN, I2C, and SPI.

Starting and Stopping an Acquisition

Procedures for initiating and halting waveform data acquisition.

Display Waveform Data

Adding and Removing a Waveform

Instructions on how to display or hide waveforms on the screen.

Setting the Display Style and Persistence

Options for adjusting waveform appearance, including dots vs. vectors and persistence effects.

Setting Waveform and Graticule Intensity

How to adjust the brightness of waveforms and the graticule elements.

Setting the Graticule Style

Options to change the graticule display style (Full, Grid, Cross Hair, Frame).

Scaling and Positioning a Waveform

Uses horizontal controls to adjust time base, trigger point, and examine waveform details.

Setting Input Parameters

Configures coupling, invert, bandwidth, offset, and probe settings for input channels.

Analyze Waveform Data

Taking Automatic Measurements

How to perform automated measurements like period, frequency, and amplitude.

Selecting Automatic Measurements

Lists available time and amplitude measurements and their definitions.

Customizing an Automatic Measurement

Options to tailor automatic measurements using gating, statistics, and reference levels.

Taking Manual Measurements with Cursors

Uses on-screen markers (cursors) to take manual measurements on acquired data.

Using Math Waveforms

Creates new waveforms by applying mathematical operations to existing ones.

Using FFT

Analyzes signals in the frequency domain by performing a Fast Fourier Transform.

Using Advanced Math

Creates custom math expressions using active, reference waveforms, or constants.

Using Reference Waveforms

Stores and displays waveforms for comparison against other signals.

Managing Long Record Length Waveforms

Zooming a Waveform

Magnifies specific portions of a waveform using the Pan-Zoom control.

Panning a Waveform

Scrolls through a zoomed waveform using the outer knob of the Pan-Zoom control.

Searching and Marking Waveforms

Locates and marks specific regions or events within acquired waveforms.

Save and Recall Information

Saving a Screen Image

How to save the oscilloscope's screen display as a graphical image file.

Saving and Recalling Waveform Data

Procedures for saving current waveform data or recalling previously stored data.

Saving and Recalling Setups

How to save and restore oscilloscope configuration settings.

Printing a Hard Copy

Instructions for printing the oscilloscope screen image to a connected printer.

Erasing DPO4000 Memory

Securely removes all stored setups and waveforms using the TekSecure function.

Application Examples

Taking Simple Measurements

Demonstrates measuring signal amplitude and frequency of an unknown signal.

Analyzing Signal Detail

Enhances visibility of noise and glitches using Peak Detect acquisition mode.

Triggering on a Video Signal

Sets up triggers for video signals (NTSC, SECAM, PAL) to obtain a stable display.

Capturing a Single-Shot Signal

Captures transient events like relay contact arcing using single-shot acquisition.

Correlating Data With a TLA5000 Logic Analyzer

Combines analog and digital signal analysis using iView for troubleshooting complex circuits.

Tracking Down Bus Anomalies

Uses serial triggering and search functions to troubleshoot bus communication problems.

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