User Manual TDS 500D, TDS 600B & TDS 700D Digitizing Oscilloscopes 071-0130-03 This document applies for firmware version 1.0 and above. Copyright E Tektronix, Inc. All rights reserved. Licensed software products are owned by Tektronix or its suppliers and are protected by United States copyright laws and international treaty provisions. Use, duplication, or disclosure by the Government is subject to restrictions as set forth in subparagraph (c)(1)(ii) of the Rights in Technical Data and Computer Software clause at DFARS 252.227-7013, or subparagraphs (c)(1) and (2) of the Commercial Computer Software ­ Restricted Rights clause at FAR 52.227-19, as applicable. 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 97070­1000 TEKTRONIX and TEK are registered trademarks of Tektronix, Inc. FastFrameT, FlexFormatT, DPXT, and InstaVuT are trademarks of Tektronix, Inc. WARRANTY Tektronix warrants that this product will be free from defects in materials and workmanship for a period of three (3) years from the date of shipment. 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. 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, with shipping charges prepaid. 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; or c) 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 THIS PRODUCT IN LIEU OF ANY OTHER WARRANTIES, EXPRESSED 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. Table of Contents General Safety Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Related Manuals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Default Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Model References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ix xi xi xii xii xii Getting Started Product Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Differences by Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Product Specification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1­1 1­3 1­4 Start Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Putting into Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1­5 1­5 1­6 Operating Basics Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operating Interface Maps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Tutorial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Setting Up for the Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Example 1: Displaying a Waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Example 2: Displaying Multiple Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . Example 3: Taking Automated Measurements . . . . . . . . . . . . . . . . . . . . . . . . . . Example 4: Saving Setups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2­1 2­3 2­9 2­9 2­13 2­17 2­22 2­28 Reference Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Acquiring and Displaying Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . Coupling Waveforms to the Oscilloscope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Setting up Automatically: Autoset and Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . Selecting Channels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Scaling and Positioning Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Choosing an Acquisition Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Customizing the Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Customizing the Display Color . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Zooming on Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Using DPO Acquisition Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Using FastFrameT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3­1 3­5 3­5 3­9 3­12 3­15 3­27 3­40 3­47 3­53 3­59 3­67 Triggering on Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Triggering Concepts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Triggering from the Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Triggering on a Waveform Edge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Triggering Based on Logic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3­73 3­73 3­78 3­82 3­86 TDS 500D, TDS 600B, & TDS 700D User Manual i Table of Contents Triggering on Pulses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Communications Triggering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Delayed Triggering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3­99 3­113 3­117 Measuring Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Taking Automated Measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Taking Cursor Measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Taking Graticule Measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Displaying Histograms (TDS 500D and TDS 700D Models Only) . . . . . . . . . . Mask Testing (Option 2C Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Optimizing Measurement Accuracy: SPC and Probe Cal . . . . . . . . . . . . . . . . . . 3­125 3­126 3­138 3­144 3­145 3­148 3­156 Saving Waveforms and Setups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Saving and Recalling Setups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Saving and Recalling Waveforms and Acquisitions . . . . . . . . . . . . . . . . . . . . . . Managing the File System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Printing a Hardcopy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Communicating with Remote Instruments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3­165 3­165 3­168 3­175 3­180 3­191 Determining Status and Accessing Help . . . . . . . . . . . . . . . . . . . . . . . . Displaying Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Displaying the Banner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Displaying Help . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3­197 3­197 3­199 3­199 Using Features for Advanced Applications . . . . . . . . . . . . . . . . . . . . . . Limit Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Waveform Math . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Fast Fourier Transforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Waveform Differentiation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Waveform Integration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3­201 3­201 3­206 3­209 3­228 3­233 Appendices Appendix A: Options and Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . Appendix B: Algorithms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Appendix C: Packaging for Shipment . . . . . . . . . . . . . . . . . . . . . . . . . . Appendix D: Probe Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Appendix E: Inspection and Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . Appendix F: Programmer Disk . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A­1 B­1 C­1 D­1 E­1 F­1 Glossary Index ii TDS 500D, TDS 600B, & TDS 700D User Manual Table of Contents List of Figures Figure 1­1: Rear Panel Controls Used in Start Up . . . . . . . . . . . . . . . Figure 1­2: ON/STBY Button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Figure 2­1: Connecting a Probe for the Examples (P6245 shown) . . Figure 2­2: SETUP Button Location . . . . . . . . . . . . . . . . . . . . . . . . . . . Figure 2­3: The Setup Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Figure 2­4: Trigger Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Figure 2­5: The Display After Factory Initialization . . . . . . . . . . . . . Figure 2­6: The VERTICAL and HORIZONTAL Controls . . . . . . . Figure 2­7: TRIGGER Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Figure 2­8: AUTOSET Button Location . . . . . . . . . . . . . . . . . . . . . . . . Figure 2­9: The Display After Pressing Autoset . . . . . . . . . . . . . . . . . Figure 2­10: Display Signals Requiring Probe Compensation . . . . . . Figure 2­11: The Channel Buttons and Lights . . . . . . . . . . . . . . . . . . . Figure 2­12: The Vertical Main Menu and Coupling Side Menu . . . . Figure 2­13: The Menus After Changing Channels . . . . . . . . . . . . . . Figure 2­14: Measure Main Menu and Select Measurement Side Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Figure 2­15: Four Simultaneous Measurement Readouts . . . . . . . . . Figure 2­16: General Purpose Knob Indicators . . . . . . . . . . . . . . . . . Figure 2­17: Snapshot of Channel 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . Figure 2­18: Save/Recall Setup Menu . . . . . . . . . . . . . . . . . . . . . . . . . . Figure 3­1: How Probe Co ...