Tektronix TekScope THS710A Manuel utilisateur

Form 080/01

Complimentary Reference Material

This PDF has been made available as a complimentary service for you to assist in

evaluating this model for your testing requirements.

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Disclaimer:

All trademarks appearing within this PDF are trademarks of their respective owners.

THS710A, THS720A,

THS730A & THS720P

TekScope

User Manual

070-9731-05

This document applies to serial number B010100

and above and firmware version 1.13 and above.

First printing: February 1998

Tektronix products are covered by U.S. and foreign patents, issued and

pending. Information in this publication supercedes that in all previously

published material. Specifications and price change privileges reserved.

Printed in the U.S.A.

Tektronix, Inc., P.O. Box 1000, Wilsonville, OR 97070–1000

TEKTRONIX and TEK are registered trademarks of Tektronix, Inc.

Tek Secure is a registered trademark of Tektronix, Inc.

TekTools, TekScope, and IsolatedChannel are trademarks of Tektronix, Inc.

WARRANTY

Tektronix warrants that the products that it manufactures and sells will be free from defects

in materials and workmanship for a period of three (3) years from the date of purchase

from an authorized Tektronix distributor. If any such product proves defective during this

warranty period, Tektronix, at its option, either will repair the defective product without

charge for parts and labor, or will provide a replacement in exchange for the defective

product. Batteries are excluded from this warranty.

In order to obtain service under this warranty, Customer must notify Tektronix of the

defect before the expiration of the warranty period and make suitable arrangements for the

performance of service. Customer shall be responsible for packaging and shipping the

defective product to the service center designated by Tektronix, shipping charges prepaid,

and with a copy of customer proof of purchase. Tektronix shall pay for the return of the

product to Customer if the shipment is to a location within the country in which the

Tektronix service center is located. Customer shall be responsible for paying all shipping

charges, duties, taxes, and any other charges for products returned to any other locations.

This warranty shall not apply to any defect, failure or damage caused by improper use or

improper or inadequate maintenance and care. Tektronix shall not be obligated to furnish

service under this warranty a) to repair damage resulting from attempts by personnel other

than Tektronix representatives to install, repair or service the product; b) to repair damage

resulting from improper use or connection to incompatible equipment; c) to repair any

damage or malfunction caused by the use of non–Tektronix supplies; or d) to service a

product that has been modified or integrated with other products when the effect of such

modification or integration increases the time or difficulty of servicing the product.

THIS WARRANTY IS GIVEN BY TEKTRONIX WITH RESPECT TO THE

LISTED PRODUCTS IN LIEU OF ANY OTHER WARRANTIES, EXPRESS OR

IMPLIED. TEKTRONIX AND ITS VENDORS DISCLAIM ANY IMPLIED

WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR

PURPOSE. TEKTRONIX’ RESPONSIBILITY TO REPAIR OR REPLACE

DEFECTIVE PRODUCTS IS THE SOLE AND EXCLUSIVE REMEDY

PROVIDED TO THE CUSTOMER FOR BREACH OF THIS WARRANTY.

TEKTRONIX AND ITS VENDORS WILL NOT BE LIABLE FOR ANY

INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES

IRRESPECTIVE OF WHETHER TEKTRONIX OR THE VENDOR HAS

ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.

Service Assurance

If you have not already purchased Service Assurance for this product, you may

do so at any time during the product’s warranty period. Service Assurance

provides Repair Protection and Calibration Services to meet your needs.

Repair Protection extends priority repair services beyond the product’s

warranty period; you may purchase up to three years of Repair Protection.

Calibration Services provide annual calibration of your product, standards

compliance and required audit documentation, recall assurance, and reminder

notification of scheduled calibration. Coverage begins upon registration; you

may purchase up to five years of Calibration Service.

Service Assurance Advantages

HPriced well below the cost of a single repair or calibration

HAvoid delays for service by eliminating the need for separate purchase

authorizations from your company

HEliminates unexpected service expenses

For Information and Ordering

For more information or to order Service Assurance, contact your local

Tektronix representative and provide the information below. Service Assurance

may not be available in locations outside the United States of America.

Name VISA or Master Card expiration date or

Company purchase order number

Address Repair Protection (1,2 or 3 years)

City, State, Postal code Calibration Service (1,2,3,4 or 5 years)

Country Instrument model and serial number

Phone Instrument purchase date

To learn the location of your nearest Tektronix representative, please call

1-800-TEK-WIDE in North America, 1-503-627-7111 elsewhere, or look us up

on the World Wide Web at http://www.tek.com.

THS710A, THS720A, THS730A & THS720P User Manual i

Table of Contents

General Safety Summary iii. . . . . . . . . . . . . . . . . . . . . . . . . . . .

Preface v. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

In This Manual v. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Conventions vi. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Getting Started

Product Description 1–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Replacing the Battery Pack 1–5. . . . . . . . . . . . . . . . . . . . . . . . . . . .

Using External Power 1–7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Using the Tilt Stand 1–8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Functional Check 1–9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Operating Basics

Functional Overview 2–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Understanding the Front Panel 2–1. . . . . . . . . . . . . . . . . . . . . . . . .

Using Scope Mode 2–8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Using Meter Mode 2–9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Compensating the Oscilloscope Probes 2–10. . . . . . . . . . . . . . . . . . .

Compensating the Oscilloscope Signal Path 2–11. . . . . . . . . . . . . . .

Taking Floating Measurements 2–12. . . . . . . . . . . . . . . . . . . . . . . . .

General-Purpose Application Examples 2–15. . . . . . . . . . . . . . . .

Displaying an Unknown Signal 2–16. . . . . . . . . . . . . . . . . . . . . . . . .

Measuring Resistance 2–18. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Measuring the Frequency of a Clock Signal 2–20. . . . . . . . . . . . . . .

Measuring Propagation Delay 2–22. . . . . . . . . . . . . . . . . . . . . . . . . .

Triggering on a Missing Data Pulse 2–24. . . . . . . . . . . . . . . . . . . . .

Detecting Narrow Glitches 2–26. . . . . . . . . . . . . . . . . . . . . . . . . . . .

Triggering on a Third Signal 2–28. . . . . . . . . . . . . . . . . . . . . . . . . . .

Analyzing a Serial Data Communication Link 2–30. . . . . . . . . . . . .

Triggering on a Video Signal 2–32. . . . . . . . . . . . . . . . . . . . . . . . . . .

Power-Measurement Application Examples 2–35. . . . . . . . . . . . .

Testing a Switching Transistor Drive Circuit 2–36. . . . . . . . . . . . . .

Measuring Instantaneous Power Dissipation

in a Switching Transistor 2–38. . . . . . . . . . . . . . . . . . . . . . . . . . .

Table of Contents

ii THS710A, THS720A, THS730A & THS720P User Manual

Monitoring for Power Surges and Dropouts 2–40. . . . . . . . . . . . . . .

Detecting a Missing Power Cycle 2–42. . . . . . . . . . . . . . . . . . . . . . .

Measuring Harmonic Current (THS720P) 2–44. . . . . . . . . . . . . . . . .

Taking Power Measurements (THS720P) 2–46. . . . . . . . . . . . . . . . .

Measuring Motor Start-Up Current 2–48. . . . . . . . . . . . . . . . . . . . . .

Triggering at a Specific Motor RPM 2–50. . . . . . . . . . . . . . . . . . . . .

Triggering on a Motor Drive Waveform (THS720P) 2–52. . . . . . . .

Reference

Introduction to Reference 3–1. . . . . . . . . . . . . . . . . . . . . . . . . . . .

ACQUIRE 3–3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

AUTORANGE 3–8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

CURSOR 3–11. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

DISPLAY/HARMONICS 3–13. . . . . . . . . . . . . . . . . . . . . . . . . . . . .

HARD COPY 3–22. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

HOLD 3–26. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

HORIZONTAL Controls 3–27. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

MEAS 3–31. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

METER Mode 3–39. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

SAVE/RECALL 3–45. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

SCOPE Mode 3–48. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

TRIGGER Controls 3–54. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

UTILITY 3–62. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

VERTICAL Controls 3–68. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Appendices

Appendix A: Specifications A–1. . . . . . . . . . . . . . . . . . . . . . . . . . .

Appendix B: Factory Setup B–1. . . . . . . . . . . . . . . . . . . . . . . . . .

Appendix C:Accessories C–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Appendix D: Performance Verification D–1. . . . . . . . . . . . . . . . .

Test Record D–2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Performance Verification Procedures D–4. . . . . . . . . . . . . . . . . . . .

Appendix E: General Care and Cleaning E–1. . . . . . . . . . . . . . .

General Care E–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Cleaning E–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Glossary and Index

THS710A, THS720A, THS730A & THS720P User Manual iii

General Safety Summary

Review the following safety precautions to avoid injury and prevent

damage to this product or any products connected to it. To avoid

potential hazards, use this product only as specified.

Only qualified personnel should perform service procedures.

To Avoid Fire or Personal Injury

Connect and Disconnect Properly. Do not connect or disconnect probes

or test leads while they are connected to a voltage source.

Observe All Terminal Ratings. To avoid fire or shock hazard, observe all

ratings and markings on the product. Consult the product manual for

further ratings information before making connections to the product.

Do not apply a potential to any terminal, including the common

terminal, that exceeds the maximum rating of that terminal.

Replace Batteries Properly. Replace batteries only with the proper type

and rating specified.

Recharge Batteries Properly. Recharge batteries for the recommended

charge cycle only.

Use Proper AC Adapter. Use only the AC adapter specified for this

product.

Do Not Operate Without Covers. Do not operate this product with

covers or panels removed.

Avoid Exposed Circuitry. Do not touch exposed connections and

components when power is present.

Do Not Operate With Suspected Failures. If you suspect there is damage

to this product, have it inspected by qualified service personnel.

Do Not Operate in an Explosive Atmosphere.

Do Not Operate in Wet/Damp Conditions.

General Safety Summary

iv THS710A, THS720A, THS730A & THS720P User Manual

Safety Terms and Symbols

Terms in This Manual. These terms may appear in this manual:

WARNING. Warning statements identify conditions or practices that

could result in injury or loss of life.

CAUTION. Caution statements identify conditions or practices that

could result in damage to this product or other property.

Terms on the Product. These terms may appear on the product:

DANGER indicates an injury hazard immediately accessible as you

read the marking.

WARNING indicates an injury hazard not immediately accessible as

you read the marking.

CAUTION indicates a hazard to property including the product.

Symbols on the Product. These symbols may appear on the product:

CAUTION

Refer to Manual WARNING

High Voltage Double

Insulated ProtectiveGround

(Earth) Terminal

Battery Recycling

This product contains a Nickel Cadmium (NiCd) battery, which must

be recycled or disposed of properly. For the location of a local

battery recycler in the U.S. or Canada, please contact:

RBRC (800) BATTERY

Rechargeable Battery Recycling Corp. (800) 227-7379

P.O. Box 141870 www.rbrc.com

Gainesville, Florida 32614

THS710A, THS720A, THS730A & THS720P User Manual v

Preface

This User Manual describes the capabilities, operation, and

applications of the THS710A, THS720A, THS730A, and THS720P

TekScope instruments.

In This Manual

The following table shows you where to find information in this

manual.

If you are looking for: Turn to:

Product overview Product Description on page 1–1

Details about a product feature Reference on page 3–1

Look up the front-panel button for the

feature

Application examples General-Purpose Application Exam-

ples on page 2–15 and Power-Mea-

surement Application Examples on

page 2–35

Operation instructions Understanding the Front Panel on

page 2–1

Information about battery operation Changing the Battery Pack on

page 1–5

Information about using external

power Using External Power on page 1–7

Information about making a hard copy HARD COPY on page 3–22

Technical specifications Specifications appendix on page A–1

Recommended accessories Accessories appendix on page C–1

Ce manuel convient aux modèles suivants

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