Home

TDS2000C and TDS1000C-EDU Series Digital Storage

Contents

1. 0 ce cece cece ee ence eee Ie e een 61 Measuring an FFT Spectrum Using Cursors cccccce cece eee e nent cent nee en nee neeeneenee eas 62 USB Flash Drive and Device Ports ueir iene oeeie EEEE II Ie ee s tee heme nere 63 USB FElash Drive POort 2 ea a a RARE EORR E red E Eee Idea er EA e peras 63 File Management Conventions 0 ccce cece cece nee nee nnn eme ehe ehe ehe ese n eren 64 Saving and Recalling Files With a USB Flash Drive 00 ecceccecee nee ne ences eee eeeneeneeees 65 Using the Save Function of the Print Front Panel Button 0 e cee cece eee ee ence net ee eae enees 67 USB Device Port a worensaddat ote OQ E vanes dota TEE RA Unies Pur ens b bonia qos 69 Installing the PC Communications Software on a PC sess 70 Connecting to a RC cic ETE 70 Connecting to a GPIB System 0 ccc cece enn E EE EEE EEE eese nee 72 Command Entry isse So eek hag kT a MEER A ME ban eb I a ubi Ee As 72 Connecting to a Printer zu orent REI Eee ee E EORR E ER ER ER Be dba erent 73 Printing 4 Screen Im age coi iere addere erst ee rne EE ue UR T ERU ES RR E ERE PE piped 73 References cosh eic dara Mi deen hed e es P Seaham sda PERS tabs EM a OEE ema RO Ehe iiir eS Tene be Cds 75 ACqUITe Es d e S e s 75 P VIENI IPLE 77 AULOSC bic tbsd a diay ceased thd Sacre nagatete detdbetteteblabtnuielcept tque ude nbont a be 79 CUISOPS e s ueexxbeve erem tek tata ste ces deka bate teak eam ened cnet INE sed
2. 210 mm Roll A4 Image Size Default 2 5 x 3 25 in L 3 5 x 5 in 4 x 6 in 2L 5 x 7 in 8 x 10 in 4L 7 x 10 in E Card Hagaki card 6 x 8 cm 7 x 10 cm 9 x 13 cm 10 x 15 cm 13 x 18 cm 15 x 21 cm 18 x 24 cm A4 Letter Paper Type Default Plain Photo Fast Photo Print Quality 2 Default Normal Draft Fine Date Print Default Off On ID Print Default Off On 1 The printer may override your selection for best fit 2 f your selection is not supported by the printer the oscilloscope uses the Default setting 90 The alternative function of the print button is to save data to a USB flash drive See page 63 USB Flash Drive and Device Ports The oscilloscope was designed to print to any PictBridge compatible printer Refer to the product documentation for your printer to determine if the printer is PictBridge compatible TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Probe Check Reference Menu Save Recall Reference You can use the Probe Check Wizard to quickly verify that your voltage probe is operating properly See page 5 Voltage Probe Check Wizard The Reference menu can turn on or turn off reference memory waveforms from the display The waveforms are stored in the non volatile memory of the oscilloscope and have the following designations RefA RefB RefC and RefD RefC and RefD are only available on 4 channel oscilloscopes To display recall or hide a reference waveform fo
3. List the contents of the current folder Select a file or folder Navigate to other folders Create rename and delete files and folders Format the USB flash drive See page 103 File Utilities for the USB Flash Drive Saving and Recalling Files With a USB Flash Drive There are two ways to operate the USB flash drive for file storage through the Save Recall menu through the alternative Save function of the Print button You can use the following Save Recall menu options to write data to or retrieve data from a USB flash drive Save Image Save Setup Save Waveform Recall Setup Recall Waveform NOTE The print button can be used as a save button for quick storage of files to a flash drive For information on how to save many files at once or images one after another refer to Using the Save Functions of the Print Button See page 67 Using the Save Function of the Print Front Panel Button TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 65 USB Flash Drive and Device Ports Save Image Save Setup and Save Waveform Options Recall Setup and Recall Waveform Options 66 You can save a screen image the oscilloscope settings or waveform data to a file on the USB flash drive through the Save Recall menu Each save option operates in a similar way As an example to save a screen image file to a flash drive follow these steps 1 Insert a USB flash drive into the USB Flash Drive port 2 Pu
4. The Application Examples chapter provides examples on how to solve a variety of measurement problems The Math FFT chapter describes how to use the Math Fast Fourier Transform function to convert a time domain signal into its frequency components spectrum The USB Flash Drive and Device Ports chapter describes how to use the USB Flash Drive port and how to connect the oscilloscope to printers and computers through the USB Device port The Reference chapter describes the selections or available range of values for each option The Appendix A Specifications chapter includes electrical environmental and physical specifications for the oscilloscope and the TPP0101 and TPP0201 probes as well as certifications and compliances The Appendix C Accessories chapter briefly describes standard and optional accessories The Appendix D Cleaning chapter describes how to take care of the oscilloscope The Appendix E Default Setup chapter contains a list of the menus and controls with the default factory settings that are recalled when you push the Default Setup front panel button The Appendix F Font Licenses chapter provides the licenses to use specific Asian fonts TDS2000C and TDS1000C EDU Series Oscilloscope User Manual xiii Preface Help System Context Sensitive Help Hyperlinks Index xiv The oscilloscope has a Help system with topics that cover all the features of the oscilloscope You can use the Help system to
5. 11 trigger type Edge 11 trigger type Pulse Width 11 trigger type Video 11 trigger frequency readout 12 trigger level marker 11 trigger level readout 12 trigger position readout 11 trigger source 11 vertical scale 11 window time base readout 11 Image file formats 68 Index for help topics xiv Indicators 10 Infrequent events infinite persistence 84 Installation OpenChoice software on a PC 70 Intensity 83 133 Index Interpolation 76 Inverted waveform readout 11 J JPG file format 68 L Languages 102 Level 15 21 Level control 15 Limit testing application example 53 Line video trigger 98 Lissajous pattern XY format 84 M indicator for Main time base 86 Magnify horizontal window 86 Magnitude cursors 26 FFT spectrum 62 Main time base 14 86 Manuals ordering 124 Math FFT 55 57 functions 87 menu 87 Math Menu button 14 math waveform allowed units 88 Maximum measurements 89 Measure button 17 Measure menu 89 134 Measurements automatic 26 89 basic concepts 25 cursor 26 36 cursor RMS 89 cycle RMS 89 delay 89 duty cycle 89 fall time 89 FFT spectrum 62 frequency 89 graticule 26 maximum 89 mean 89 minimum 89 negative width 89 peak to peak 89 period 89 phase 89 positive width 89 rise time 89 RMS 89 types 89 Memory screen images 91 setups 91 USB flash drive 63 waveforms 91 Menu system using 12 Me
6. Application Examples Analyzing a Differential Communication Signal You are having intermittent problems with a serial data communication link and you suspect poor signal quality Set up the oscilloscope to show you a snapshot of the serial data stream so you can verify the signal levels and transition times Because this is a differential signal you use the Math function of the oscilloscope to view a better representation of the waveform OO CH1 CH2 NOTE Be sure to first compensate both probes Differences in probe compensation appear as errors in the differential signal To activate the differential signals connected to channel 1 and to channel 2 follow these steps 1 Push the 1 channel 1 menu button and set the Probe gt Voltage gt Attenuation option to 10X 2 Push the 2 channel 2 menu button and set the Probe gt Voltage gt Attenuation option to 10X 3 Ifusing P2220 probes set their switches to 10X 4 Push the AutoSet button 5 Push the Math button to see the Math Menu TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 49 Application Examples 6 Push the Operation option button and select 7 Push the CH1 CH2 option button to display a new waveform that is the difference between the displayed waveforms 8 To adjust the vertical scale and position of the Math waveform follow these
7. Do not use 1f damaged TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Appendix B TPP0101 and TPP0201 Series 10X Passive Probes Information Do Not Operate in Wet Damp Conditions Do Not Operate in an Explosive Atmosphere Keep Product Surfaces Clean and Dry Safety Terms and Symbols These terms may appear in this manual Terms 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 Symbols on the Product These symbols may appear on the product A Caution Earth Terminal Refer to Manual TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 121 Appendix B TPP0101 and TPP0201 Series 10X Passive Probes Information 122 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Appendix C Accessories All accessories standard and optional are available by contacting your local Tektronix field office Standard Accessories TPP0101 or TPP0201 10X Passive Voltage Probe The TPP0101 probes have a system bandwidth of DC to 100 MHz at 3 dB and ship standard with TDS2000C oscilloscope models that have bandwidths 100 MHz and with all TDS1000C EDU models The TPP0201 probes have a system bandwidth of DC to 200 MHz at 3 dB and ship standard with TDS2000C oscilloscopes models that have bandwidths of 2
8. Ground disconnects the input signal 104 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Reference Options Settings Comments BW Limit 20 MHz Off Limits the bandwidth to reduce display noise filters the signal to reduce noise and other unwanted high frequency components Volts Div Coarse Fine Selects the resolution of the Scale Volts Div knob Coarse defines a 1 2 5 sequence Fine changes the resolution to small steps between the coarse settings Probe See the next table Push to adjust Probe options Invert On Off Inverts flips the waveform with respect to the reference level 1 Effective bandwidth is 6 MHz with a P2220 probe set to 1X The option for voltage and current probes is different Attenuation or Scale Probe options Settings Comments Probe Voltage 1X 10X 20X 50X 100X Set to match the attenuation gt Attenuation 500X 1000X factor of the voltage probe to ensure correct vertical readouts Probe gt Current gt Scale 5 VIA 1 V A 500 mV A Set to match the scale of 200 mV A 100 mV A the current probe to ensure 20 mV A 10 mV A 1 mV A correct vertical readouts Back Returns to the previous menu Knobs Vertical Position Knobs Use the Vertical Position knobs to move the channel waveforms up or down on the screen Vertical Scale volts division Knobs Use the Vertical Scale knobs to control how the oscilloscope amplifies or attenuates the source signal of channel wa
9. Typical outdoor locations TDS2000C and TDS1000C EDU Series Oscilloscope User Manual ix Compliance Information Installation Overvoltage Terminals on this product may have different installation overvoltage category Category Descriptions designations The installation categories are Measurement Category IV For measurements performed at the source of low voltage installation B Measurement Category III For measurements performed in the building installation m Measurement Category II For measurements performed on circuits directly connected to the low voltage installation B Measurement Category I For measurements performed on circuits not directly connected to MAINS Overvoltage Category Overvoltage Category II as defined in IEC 61010 1 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Compliance Information Environmental Considerations Product End of Life Handling Restriction of Hazardous Substances This section provides information about the environmental impact of the product Observe the following guidelines when recycling an instrument or component Equipment Recycling Production of this equipment required the extraction and use of natural resources The equipment may contain substances that could be harmful to the environment or human health if improperly handled at the product s end of life In order to avoid release of such substances into the environment and to reduce the use
10. 1986 2000 Hwan Design Inc You are hereby granted permission under all Hwan Design propriety rights to use copy modify sublicense sell and redistribute the 4 Baekmuk truetype outline fonts for any purpose and without restriction provided that this notice is left intact on all copies of such fonts and that Hwan Design Int s trademark is acknowledged as shown below on all copies of the 4 Baekmuk truetype fonts BAEKMUK BATANG is a registered trademark of Hwan Design Inc BAEKMUK GULIM is a registered trademark of Hwan Design Inc BAEKMUK DOTUM is a registered trademark of Hwan Design Inc BAEKMUK HEADLINE is a registered trademark of Hwan Design Inc Copyright 2000 2001 efont The Electronic Font Open Laboratory All rights reserved TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 129 Appendix F Font Licenses 130 Redistribution and use in source and binary forms with or without modification are permitted provided that the following conditions are met m Redistribution of source code must retain the above copyright notice this list of conditions and the following disclaimer B Redistributions in binary form must reproduce the above copyright notice this list of conditions and the following disclaimer in the documentation and or other materials provided with the distribution B Neither the name of the team nor the names of its contributors may be used to endorse or promote products derived from this font with
11. 2786 002 Color bands Use these bands to identify the oscilloscope channel at the probe head Reorder Tektronix part number 016 0633 xx 5 pairs Hook tip Press the hook tip onto probe tip and then clamp the hook onto the circuit Reorder Tektronix part number 013 0362 xx ge 2786 008 Ground lead with alligator clip Secure the lead to the probe head ground and then to your circuit ground Reorder Tektronix part number 196 3521 xx Do not use on circuits that exceed 30 Vrms 2786 004 Ground spring The ground spring minimizes aberrations on high frequency signals caused by the inductance of the ground path giving you measurements with good signal fidelity Attach the spring to the ground band on the probe tip You can bend the spring out to 0 75 in away from the signal test point Reorder Tektronix part number 016 2028 xx 2 ea g I q 2720015 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Adjustment tool Reorder Tektronix part number 003 1433 xx 117 Appendix B TPP0101 and TPP0201 Series 10X Passive Probes Information Optional Accessories Specifications 118 You can order the following accessories for your probe Accessory Part number Alligator Ground Lead 12 in 196 3512 xx 6 Clip on Ground Lead 196 3198 xx Ground Spring Short 2 ea 016 2034 xx MicroCKT Test Tip 206 0569 xx Micro Hook Tip 013 036
12. 5 Save All operations See page 67 Saves All to Files See page 92 Save All B 16 screen image files capacity depends on the image format See page 68 Saves Image to File See page 92 Save Image m 250 oscilloscope setting SET files See page 93 Save Setup B 18 waveform CSV files See page 94 Save Waveform File Management Conventions 64 The oscilloscope uses the following file management conventions for data storage m The oscilloscope checks for available space on the USB flash drive before writing files and displays a warning message if there is not enough memory available B The term folder refers to a directory location on the USB flash drive m The default location for the file save or file recall functions is the current folder TDS2000C and TDS1000C EDU Series Oscilloscope User Manual USB Flash Drive and Device Ports A is the root folder The oscilloscope resets the current folder to A when you power on the oscilloscope or when you insert a USB flash drive after the oscilloscope is powered on File names can have one to eight characters followed by a period and then followed with an extension of one to three characters The oscilloscope displays long file names created on PC operating systems with the shortened file name from the operating system File names are case insensitive and are displayed in upper case You can use the File Utilities menu to do the following tasks
13. 5 ns t lt 330 ns guardband 16 5 ns All pulses even from the most stable sources have some amount of jitter To avoid disqualifying pulses that are intended to qualify but are not absolutely correct values we provide an arbitrary guardband Any measured pulse width within the guardband will qualify If looking for pulse width differences that are smaller than the guardband width offsetting the center should allow discriminating differences down to the guardband accuracy Not Equal Guardband t 330 ns 5 lt guardband lt 5 1 16 5 ns 165 ns lt t lt 330 ns guardband 16 5 ns 33 ns t lt 165 ns guardband 16 5 ns All pulses even from the most stable sources have some amount of jitter To avoid disqualifying pulses that are intended to qualify but are not absolutely correct values we provide an arbitrary guardband Any measured pulse width outside the guardband will qualify If looking for pulse width differences that are smaller than the guardband width offsetting the center should allow discriminating differences down to the guardband accuracy Not equal has slightly better ability to deal with small pulse widths than equal The accuracy is not better Trigger Frequency Counter Frequency Counter Resolution 6 digits Frequency Counter Accuracy typical 51 parts per million including all frequency reference errors and 1 count errors Frequency Counter Frequency Range AC coupled 1
14. 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 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 PRODUCT IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED TEKTRONIX AND ITS VENDORS DISCLAI
15. Measure 3 Menu appears Push Type Pk Pk The Value readout displays the measurement and updates Push the Back option button Push the second option button from the bottom the Measure 4 Menu appears Push Type gt Rise Time The Value readout displays the measurement and updates Push the Back option button Push the bottom option button the Measure 5 Menu appears Push Type Pos Width The Value readout displays the measurement and updates Push the Back option button TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 31 Application Examples CH1 Freq 1 000kHz CH1 Period 1 000ms CH1 Pk Pk 5 04V CH1 Rise Time 2 611 ps CH1 Pos Width 500 0us 32 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Application Examples Measuring Two Signals If you are testing a piece of equipment and need to measure the gain of the audio amplifier you will need an audio generator that can inject a test signal at the amplifier input Connect two oscilloscope channels to the amplifier input and output as shown next Measure both signal levels and use the measurements to calculate the gain IN CH1 CH2 CH1 Pk Pk 2 04V CH2 Pk Pk 206mV CH1 None CH1 None CH1 None To activate and display the signals connected to channel 1 and to channel 2 and select measurements for t
16. Push the Acquire button to set acquisition parameters Options Settings Comments Sample Use to acquire and accurately display most waveforms this is the default mode Peak Detect Use to detect glitches and reduce the possibility of aliasing Average Use to reduce random or uncorrelated noise in the signal display the number of averages is selectable Averages 4 16 64 128 Select number of averages If you probe a noisy square wave signal that contains intermittent narrow glitches the waveform displayed will vary depending on the acquisition mode you choose Sample Peak Detect Average Sample Use Sample acquisition mode to acquire 2500 points and display them at the horizontal scale seconds division setting Sample mode is the default mode Sample acquisition intervals 2500 Sample points Sample mode acquires a single sample point in each interval The oscilloscope samples at the following rates TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 75 Reference 76 Maximum of 500 MS s for 40 MHz and 50 MHz models Maximum of 1 GS s for 60 MHz 70 MHz or 100 MHz models m Maximum of 2 GS s for 200 MHz models At 100 ns and faster settings this sample rate does not acquire 2500 points In this case a Digital Signal Processor interpolates points between the sampled points to make a 2500 point waveform record Peak Detect Use Peak Detect acquisition mode
17. To set up for a single shot acquisition follow these steps 1 A IU oe gH T Turn the Vertical Scale volts division and Horizontal Scale seconds division knobs to the appropriate ranges for the signal you expect to see Push the Acquire button to see the Acquire Menu Push the Peak Detect option button Push the Trig Menu button to see the Trigger Menu Push Slope gt Rising Turn the Level knob to adjust the trigger level to a voltage midway between the open and closed voltages of the relay Push the Single button to start the acquisition When the relay opens the oscilloscope triggers and captures the event TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 41 Application Examples Optimizing the Acquisition 42 The initial acquisition shows the relay contact beginning to open at the trigger point This is followed by a large spike that indicates contact bounce and inductance in the circuit The inductance can cause contact arcing and premature relay failure You can use the vertical horizontal and trigger controls to optimize the settings before the next single shot event is captured When the next acquisition is captured with the new settings push the Single button again you can see that the contact bounces several times as it opens TDS2000C and TDS1000C EDU Series Oscilloscope User Manual App
18. Type Off Source CH1 Horizontal amplitude 3 2 divs Vertical time 4 divs DISPLAY Type Vectors Persist Off Format YT HORIZONTAL Window Main Trig Knob Level Position 0 00 s Scale seconds division 500 ms Window Zone 50 ms MATH Operation Sources CH1 CH2 Position 0 divs Vertical Scale 2V FFT operation CH1 Source Hanning Window X1 FFT Zoom MEASURE all Source CH1 Type None TRIGGER common Type Edge Source CH1 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 127 Appendix E Default Setup 128 Menu or system Option button or knob Default setting TRIGGER Edge Slope Rising Mode Auto Coupling DC Level 0 00 V TRIGGER Video Polarity Normal Sync All Lines Standard NTSC TRIGGER Pulse When Set Pulse Width 1 00 ms Polarity Positive Mode Auto Coupling DC Vertical system all Coupling DC grantels BW Limit of Vertical scale Coarse volts division Probe Voltage Voltage Probe 10X Attenuation Current Probe Scale 10 AN Invert Off Position 0 00 divs 0 00 V Scale volts division 1 00 V The Default Setup button does not reset the following settings m Language option Saved reference waveforms Probe setup type and attenuation factor BW Saved setups E m Calibration data B Printer setup m GPIB setup E B Date and time E Current folder on the USB flash drive TDS2000C and TDS1000C EDU Series Oscilloscope User
19. Utility Menu Cursor Displays the Cursor Menu Cursors remain visible unless the Type option is set to Off after you leave the Cursor Menu but are not adjustable Display Displays the Display Menu Help Displays the Help Menu Default Setup Recalls the factory setup AutoSet Automatically sets the oscilloscope controls to produce a usable display of the input signals Single Single sequence Acquires a single waveform and then stops Run Stop Continuously acquires waveforms or stops the acquisition Starts the print operation to a PictBridge compatible printer or performs the Save function to the USB flash drive Save An LED indicates when the print button is configured to save data to the USB flash drive TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 17 Operating Basics Input Connectors 4 300 V A 300V CAT II c TE 2722 010 2 channel model 300 V A 300v cAT I Ext Trig 2722 009 4 channel model 1 2 3 amp 4 Input connectors for waveform display Ext Trig Input connector for an external trigger source Use the Trigger Menu to select the Ext or Ext 5 trigger source Push and hold the Trig View button to see how the trigger settings affect the trigger signal such as trigger coupling Other Front Panel Items USB Flash Drive port USB Flash Drive Port Insert a USB flash drive for data storage or retrieval The oscilloscope displays a clock symbo
20. a amp 40 1 E 00 1 E 02 1 E 04 1 E 06 1 E 08 1 E 01 1 E 03 1 E 05 1 E 07 1 E 09 Frequency Hz 2786 007 Table 9 Certifications and compliances Characteristics Description EC Declaration of Compliance was demonstrated to the following specification as listed Conformity in the Official Journal of the European Communities Low Voltage Directive 2006 95 EC EN61010 031 2002 Safety Standards UL61010 031 2007 CAN CSA C22 2 No 61010 031 07 IEC61010 031 IEC 61010 031 A1 2008 119 Appendix B TPP0101 and TPP0201 Series 10X Passive Probes Information Safety Summary To Avoid Fire or Personal 120 Injury Table 9 Certifications and compliances cont Characteristics Description Measurement Category Examples of Products in this Category Category CAT III Distribution level mains fixed installation Descriptions f CAT II Local level mains appliances portable equipment CAT I Circuits not directly connected to mains Pollution Degree 2 Do not operate in environments where cond uctive pollutants may be present as defined in IEC 61010 1 Rated for indoor use only Equipment Recycling This product complies with the European Union s requirements according to Directive 2002 96 EC on waste electrical and electronic equipment WEEE For more information about recycling options check the Support Service section of the Tektronix Web site www tektronix com Review the following safety pre
21. appears noisy and you suspect that noise is causing problems in your circuit To better analyze the noise follow these steps 1 Push the Acquire button to see the Acquire Menu 2 Push the Peak Detect option button Peak detect emphasizes noise spikes and glitches in your signal especially when the time base is set to a slow setting Separating the Signal from Now you want to analyze the signal shape and ignore the noise To reduce random Noise noise in the oscilloscope display follow these steps 1 Push the Acquire button to see the Acquire Menu 2 Push the Average option button 3 Push the Averages option button to see the effects of varying the number of running averages on the waveform display 40 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Application Examples Averaging reduces random noise and makes it easier to see detail in a signal In the example below a ring shows on the rising and falling edges of the signal when the noise is removed Capturing a Single Shot Signal The reliability of a reed relay in a piece of equipment has been poor and you need to investigate the problem You suspect that the relay contacts arc when the relay opens The fastest that you can open and close the relay is about once per minute so you need to capture the voltage across the relay as a single shot acquisition
22. bandwidth These high sample rates help reduce the possibility of aliasing There are several ways to check for aliasing m Turn the horizontal Scale knob to change the horizontal scale If the shape of the waveform changes drastically you may have aliasing m Select the Peak Detect acquisition mode See page 22 Peak Detect This mode samples the highest and lowest values so that the oscilloscope can detect faster signals If the shape of the waveform changes drastically you may have aliasing m Ifthe trigger frequency is faster than the display information you may have aliasing or a waveform that crosses the trigger level multiple times Examining the waveform allows you to identify whether the shape of the signal is going to allow a single trigger crossing per cycle at the selected trigger level If multiple triggers are likely to occur select a trigger level that will generate only a single trigger per cycle If the trigger frequency is still faster than the display indicates you may have aliasing If the trigger frequency is slower this test is not useful B Ifthe signal you are viewing is also the trigger source use the graticule or the cursors to estimate the frequency of the displayed waveform Compare this to the Trigger Frequency readout in the lower right corner of the screen If they differ by a large amount you may have aliasing The next table lists the time base settings that you can use to avoid aliasing at vari
23. base Math functions and x operations Math Fast Fourier Transform FFT Pulse Width trigger capability Video trigger capability with line selectable triggering External trigger Variable persistence display User interface and help topics in ten languages Use only the power cord provided with your oscilloscope Appendix B Accessories lists the standard and the optional accessories Use a power source that delivers 90 to 264 VACams 45 to 66 Hz If you have a 400 Hz power source it must deliver 90 to 132 VA Cnys 360 to 440 Hz Use a standard laptop computer security lock or thread a security cable through the built in cable channel to secure your oscilloscope to your location TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Getting Started Security cable channel Security lock hole Power cord 1817 513 NOTE The oscilloscope cools by convection Keep two inches clear on the sides Ventilation and top of the product to allow adequate air flow TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 3 Getting Started Functional Check Perform this functional check to verify that your oscilloscope is operating correctly ON OFF button J 1 Power on the oscilloscope Push the Default Setup button The default Probe option attenuation setting is a 0o p Oo 10X PASSED ood Oo O t ca Default Setup button PROBE COMP 2 Connect the TPP0101 TP0201 probe to chann
24. between the cursors Cursor 1 Displays selected cursor location time Cursor 2 is referenced to the trigger position and amplitude to the reference connection 1 For a Math FFT source measures Frequency and Magnitude 2 Available only on a 4 channel oscilloscope Delta A values vary with the following types of cursors Time cursors display At 1 At and AV or AL AVV and so on Amplitude cursors and Magnitude cursors Math FFT source display AV AI AVV and so on E Frequency cursors Math FFT source display 1 AHz and AdB NOTE The oscilloscope must display a waveform for the cursors and cursor readouts to appear NOTE The oscilloscope displays the time and amplitude values for each waveform when you use Time cursors TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Reference Key Points Cursor Movement Use the multipurpose knob to move Cursor 1 or Cursor 2 You can move the cursors only while the Cursor Menu is displayed The active cursor is represented by a solid line VA AM Amplitude cursors Time cursors Default Setup Push the Default Setup button to recall most of the factory option and control settings but not all Appendix D lists the default settings that will be recalled Display Push the Display button to choose how waveforms are presented and to change the appearance of the entire display Options Settings Comments Type Vectors Dots Vecto
25. cc cece cece eee een eese eme ese eese esee enn 30 Using Autorange to Examine a Series of Test Points eee 35 Taking Cursor Measurements ccc cece eee een e ee ese ee se e esse eene eene 36 Analyzing Signal Detail rtr reet b bigs LH TIE Re PANE NE UU E devas s bU HEAT HEROS 40 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 1 Table of Contents Capturing a Single Shot Signal iis J dcncicntuparptinsasnedyanadidasseoerwoudaeeseshwadeeheseueberkiewooee 41 Measuring Propagation Delay sssssssssssssesssssssse eee meme eese emere een 43 Triggering on a Specific Pulse Width ccc cece cece cence eee eee ee en e eme meme eee 44 Triggering on a Video Signal ccc cece eee eee eese eme eese eser een 45 Analyzing a Differential Communication Signal sess e 49 Viewing Impedance Changes in a Network sess eme eme eene 50 Data Logging not available on TDS1000C EDU models eee 52 Limit Testing not available on TDS1000C EDU models sess 53 Matli EB S a occ den chine on cresta Bre rro yess uq e pete rune oce ui E nva E ons en M Re E ER 55 Setting Up the Time Domain Waveform 0 6 0 cee cence nen ee seme ese mee nen 55 Displaying the FET Spectrum er iere rete RE RNVa oven aee dT ets 57 Selecting a FET Window desee senesced ba Ere bea EE EE Er vegas tu ree aadadoay pouebeedereetaus 58 Magnifying and Positioning an FFT Spectrum
26. channel 1 menu button Push Coupling gt AC Push the Trig Menu button to see the Trigger Menu Push the top option button and select Video 2 3 4 5 Push Source gt CHI 6 Push the Sync option button and select All Fields Odd Field or Even Field 7 Push Standard gt NTSC 8 Turn the Horizontal Scale seconds division knob to see a complete field across the screen 9 Turn the Vertical Scale volts division knob to ensure that the entire video signal is visible on the screen TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Application Examples Triggering on Video Lines Automatic You can also look at the video lines in the field To trigger on the video lines follow these steps 1 2 Push the AutoSet button Push the top option button to select Line to sync on all lines The AutoSet Menu includes All Lines and Line Number options Manual An alternative method requires more steps but may be necessary depending on the video signal To use this method follow these steps 1 2 3 Push the Trig Menu button to see the Trigger Menu Push the top option button and select Video Push the Sync option button and select All Lines or Line Number and turn the multipurpose knob to set a specific line number Push Standard NTSC Turn the Horizontal Scale seconds division knob to see a complete video line across the screen Turn the Vertical Scale volts division knob to ensure that th
27. display several kinds of information General information about understanding and using the oscilloscope such as Using the Menu System B Information about specific menus and controls such as the Vertical Position Control m Advice about problems you may face while using an oscilloscope such as Reducing Noise The Help system provides several ways to find the information you need context sensitive help hyperlinks and an index The oscilloscope displays information about the last menu displayed on the screen when you push the Help front panel button When viewing help topics an LED lights next to the multipurpose knob to indicate that the knob is active If the topic uses more than one page turn the multipurpose knob to move from page to page within the topic Most of the help topics contain phrases marked with angle brackets such as lt Autoset gt These are links to other topics Turn the multipurpose knob to move the highlight from one link to another Push the Show Topic option button to display the topic corresponding to the highlighted link Push the Back option button to return to the previous topic Push the front panel Help button then push the Index option button Push the Page Up or Page Down option buttons until you find the index page that contains the topic you want to view Turn the multipurpose knob to highlight a help topic Push the Show Topic option button to display the topic NOTE Push the Exit optio
28. indicate when the flash drive is active After a file is saved or retrieved the LED on the drive if any stops blinking and the oscilloscope removes the clock A hint line also displays to notify you that the save or recall operation is complete TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 63 USB Flash Drive and Device Ports Flash Drive Initial Read Time Formatting a Flash Drive Flash Drive Capacities To remove a USB flash drive wait until the LED on the drive if any stops blinking or until the hint line appears that says the operation is complete grab the edge of the drive and extract the drive from the port The oscilloscope reads the internal structure of a USB flash drive each time you install a drive The time to complete the read depends on the size of the flash drive how the drive is formatted and the number of files stored on the drive NOTE To significantly shorten the initial read time of 64 MB and larger USB flash drives format the drive on your PC The Format function deletes all data on the USB flash drive To format a flash drive follow these steps 1 Insert a USB flash drive into the Flash Drive port on the front of the oscilloscope 2 Push the Utility button to see the Utility Menu 3 Push File Utilities gt More Format 4 Select Yes to format the flash drive The oscilloscope can store the following types and number of files per 1 MB of USB flash drive memory B
29. of test points m Taking cursor measurements Measuring ring frequency and ring amplitude Measuring pulse width Measuring rise time B Analyzing signal detail Looking at a noisy signal Using the average function to separate a signal from noise B Capturing a single shot signal Optimizing the acquisition Measuring propagation delay Triggering on a pulse width m Triggering on a video signal Triggering on video fields and video lines Using the window function to see waveform details m Analyzing a differential communication signal using Math functions B Viewing impedance changes in a network using XY mode and persistence Data logging not available on TDS1000C EDU models m Limit testing not available on TDS1000C EDU models TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 29 Application Examples Taking Simple Measurements Using Autoset 30 You need to see a signal in a circuit but you do not know the amplitude or frequency of the signal You want to quickly display the signal and measure the frequency period and peak to peak amplitude dL CH 1 To quickly display a signal follow these steps 1 Push the 1 channel 1 menu button 2 Push Probe gt Voltage gt Attenuation gt 10X 3 Ifusing P2220 probes set their switches to 10X 4 Connect the channel 1 probe tip to the signal Connect the reference lead to the circuit reference point 5 Push the AutoSet button The oscilloscope sets the vert
30. of the probe used must be added to the accuracy specifications of the instrument No automatic probe interface is provided so the user must assure the settings match the probe characteristics The probe check function allows setting of the proper attenuation for voltage probes TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 107 Appendix A Specifications Table 2 Input Specifications cont Characteristic Description Maximum Input Voltage At front panel connector 300 V RMS Installation Category Il derate at 20 dB decade above 100 kHz to 13 V peak AC at 3 MHz and above Based upon sinusoidal or DC input signal Maximum viewable signal while DC coupled is 50 V offset 5 V division at 4 divisions or 70 V AC coupling allows measuring signals on a DC level up to 300 V For non sinusoidal waveforms peak value must be less than 450 V Excursion above 300 V should be less than 100 ms duration and the duty factor is limited to 44 RMS signal level must be limited to 300 V If these values are exceeded damage to the instrument may result Common Mode Rejection With the same signal applied to each channel CMRR is the ratio of the acquired signal amplitude to the amplitude of the MATH Ratio CMRR typical difference waveform either Ch1 Ch2 Ch2 Ch1 Ch3 Ch4 or Ch4 Ch3 TDS1012C EDU TDS2012C TDS2014C TDS2022C TDS2024C 100 1 at 60 Hz reducing to 10 1 with 50 MHz sine wave with equal Volts division and C
31. opUN I dV ER E eR UENUS hans 5 Manual Probe Compensation 0 0c cccee cece ene onike E noo messes sheer nennen 7 Probe A ttenvation Setting sae secwcnnorsntudemenmense nun meen YARIS Feu UR E RR e OI eee 7 Current Probe Scaling sraoin e ENN EEE EAN ENNE coena A EEEN AEN 8 Self Calibration ER 8 ASCIENDE D S D E 9 Display Afc assiriana terree ee e ded besten terne ul erbe a dore rinde tret P OEC bios 9 Using the Menu System 532 ort Ht eI eres E SEI EOS ERE ENEMIES EPIRI PESE UP Duis 12 Vertical Control m 13 Isburvurllovii DI 14 M nposSsedIIU MT 15 Menu and Control B ttons esee repe nare deir ete et eu E ees e Va E dw e eee quee ex eu 15 Input Geil dc PEUT 18 Other DIO EICIBIu TETTE 18 Understanding Oscilloscope Functions 0 ccc cece e eee eee eee me ee mene eene 19 Setting Up the Oscilloscope 2 2 0 0 cece cece cen I e e eese eese 19 Triggering i d ea Ree HE EA ER oa dards de decia Weg bh x n eRe e ep eo une dure Qe dene x 20 ACQUITING Signals itecto tend er due eee Tode xe vet ueniius ee de tes ie we rio awe eS Vues pet us 22 Scaling and Positioning Waveforms cssssssssssssssssssssssssee ee se se e ense een 23 Taking Measurements oer idR E a RA QR IRR ERA AME ER S a ER NR REE rp E ETERNA DES 25 Application Examples eee erre e potere peo e ARR tn Sede Geste se dtes ia ie dia estu 29 Taking Simple Measurements
32. oscilloscope to display many signal cycles If you turn the horizontal Scale knob to select a faster setting fewer cycles the FFT spectrum shows a larger frequency range and reduces the possibility of FFT aliasing See page 59 FFT Aliasing However the oscilloscope also displays less frequency resolution To set up the FFT display follow these steps 1 Push the Math button to see the Math Menu 2 Push Operation gt FFT 3 Select the Math FFT Source channel In many cases the oscilloscope can produce a useful FFT spectrum even if the YT waveform is not triggered This is especially true if your signal is periodic or random noisy NOTE Trigger and position any transient or burst waveforms as closely as possible to the center of the screen The highest frequency that any real time digitizing oscilloscope can measure without errors 1s one half the sample rate This frequency is called the Nyquist frequency Frequency information above the Nyquist frequency is undersampled which causes FFT aliasing See page 59 FFT Aliasing The math function transforms the center 2048 points of the time domain waveform into an FFT spectrum The resulting FFT spectrum contains 1024 points that go from DC 0 Hz to the Nyquist frequency Normally the display compresses the FFT spectrum horizontally into 250 points but you can use the FFT Zoom function to expand the FFT spectrum to more clearly see the frequency components at each
33. readout Since all active waveforms use the same time base the oscilloscope only displays one value for all the active channels except when you use Window Zone Refer to Window Zone for information on how to use the window function See page 87 Window Zone For oscilloscope specific descriptions refer to the Operating Basics chapter See page 14 Position Refer also to the Reference chapter See page 86 Horizontal Time Domain Aliasing Aliasing occurs when the oscilloscope does not sample the signal fast enough to construct an accurate waveform record When this happens TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 23 Understanding Oscilloscope Functions 24 the oscilloscope displays a waveform with a frequency lower than the actual input waveform or triggers and displays an unstable waveform Actual high frequency waveform Apparent low frequency waveform due to aliasing Sample points The oscilloscope accurately represents signals but is limited by the probe bandwidth the oscilloscope bandwidth and the sample rate To avoid aliasing the oscilloscope must sample the signal more than twice as fast as the highest frequency component of the signal The highest frequency that the oscilloscope sampling rate can theoretically represent is the Nyquist frequency The sample rate is called the Nyquist rate and is twice the Nyquist frequency The oscilloscope maximum sample rates are at least ten times the
34. steps a Remove the channel and channel 2 waveforms from the display b Turn the channel 1 and channel 2 Vertical Scale and Vertical Position knobs to adjust the vertical scale and position of the Math waveform For a more stable display push the Single button to control the acquisition of the waveform Each time you push the Single button the oscilloscope acquires a snapshot of the digital data stream You can use the cursors or automatic measurements to analyze the waveform or you can store the waveform to analyze later Viewing Impedance Changes in a Network You have designed a circuit that needs to operate over a wide temperature range You need to evaluate the change in impedance of the circuit as the ambient temperature is changed Connect the oscilloscope to monitor the input and output of the circuit and capture the changes that occur as you vary the temperature 50 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Application Examples OOo CH1 CH2 To view the input and output of the circuit in an XY display follow these steps Push the 1 channel 1 menu button Push Probe gt Voltage gt Attenuation gt 10X Push the 2 channel 2 menu button 1 2 3 4 Push Probe gt Voltage gt Attenuation gt 10X 5 If using P2220 probes set their switches to 10X 6 Connect the channel 1 probe to the input of the network a
35. sync 98 Ports USB flash drive 63 Position horizontal 23 86 trigger 98 vertical 104 Position control horizontal 14 vertical 14 Positive width measurements 89 Power 2 specifications 113 Power cords 2 ordering 124 Power Cycle count 102 Pretrigger 20 Pretrigger view 98 Print button 17 PRINT button option 92 PRINT Button option 90 saving to a USB flash drive 67 Printer connecting 73 PictBridge compatible 73 setup 73 Printing abort 74 90 screen data 90 screen image 73 PROBE CHECK button 6 Probe Check Wizard voltage probes 5 PROBE COMP connections 18 Probe option match current probe scale 8 match voltage probe attenuation 7 Probes Attenuation switch 7 compensation 18 current and scale 8 safety 5 voltage and attenuation 105 voltage probe check wizard 5 voltage probe manual compensation 7 Programmer manual ordering 124 Pulse signal Autoset function 81 Pulse width measurements using cursors 37 Pulse Width triggering 99 R Readouts FFT Math 57 general 9 Recall factory setup default 20 setups 20 95 waveforms 95 Recall Setup menu 94 Recall Waveform menu 95 Rectangular window 59 Ref button 17 Ref menu 91 Reference lead for probe 5 marker 11 probe terminal 5 terminal 18 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Index Reference waveforms displaying and removing 91 readout 12 saving and recalling 95 Remote control us
36. the probe to the Ext Trig BNC TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Manual Probe Compensation Getting Started As an alternative method to the Probe Check Wizard you can manually perform this adjustment to match your probe to the input channel PROBE COMP AutoSet button 1 Push the 1 Probe Voltage gt Y Attenuation option and select 10X Connect the TPP0101 TPP0201 probe to channel 1 on the oscilloscope If you use the probe hook tip 0 0 G ensure a proper connection by firmly inserting the Oo O0 tip onto the probe 2 Attach the probe tip to the PROBE COMP CH1 5V 1kHz terminal and the reference lead to the PROBE COMP chassis terminal Display the channel and then push the AutoSet button MEN NEM 3 Check the shape of the displayed waveform Overcompensated Undercompensated Compensated correctly 4 If necessary adjust your probe Repeat as necessary Probe Attenuation Setting Probes are available with various attenuation factors which affect the vertical scale of the signal The Probe Check Wizard verifies that the attenuation factor in the oscilloscope matches the probe As an alternative method to Probe Check you can manually select the factor that matches the attenuation of your probe For example to match a probe set to 10X connected to CH 1 push the 1 gt Probe gt Voltage gt Attenuation option and select 10X NOTE The default setting for the A
37. the range 41 8 V 1 selected value 0 1 div 125 mV within the range 45 V gt 200 mVidiv to 5 V div Table 4 Horizontal Specifications Characteristic Sample Rate Range Description TDS1001C EDU TDS1002C EDU TDS1012C EDU TDS2001C 2002C 2004C 5 Sls to 1 GS s TDS2012C 2014C 2022C 2024C 5 Sls to 2 GS s Waveform Interpolation sin xx Waveform interpolation is activated for sweep speeds of 100 ms div and faster Record Length 2500 samples per record Seconds Division Range TDS1001C EDU TDS1002C EDU TDS1012C EDU TDS2012C 2014C 2022C 2024C TDS2001C 2002C 2004C 5 ns div to 50 s div in a 1 2 5 5 sequence 2 5 ns div to 50 s div in 1 2 5 5 sequence Long Term Sample Rate and Horizontal Position Time Accuracy 50 parts per million over any 21 ms time interval Delta Time Measurement Accuracy Full Bandwidth The limits are given in the following table for signals having amplitude 5 divisions slew rate at the measurement points of 2 2 0 divisions ns and acquired 10 mV Div Condition Time Measurement Accuracy Single shot Sample mode 1 sample interval 100 parts per million x reading 0 6 ns gt 16 averages 1 sample interval 100 parts per million x reading 0 4 ns Horizontal Position Time Range 5 ns div to 10 ns div 4 div x s div to 20 ms 25 ns div to 100 us div 4 div x s div to 50 ms 250 ys di
38. to 200 MHz 350 mV from 100 MHz to 200 MHz TDS2022C and TDS2024C TDS2022C and TDS2024C EXT 5 1 5 V from DC to 100 MHz 1 V from DC to 100 MHz 2 5 V from 100 MHz to 200 MHz TDS2022C and TDS2024C 1 75 V from 100 MHz to 200 MHz TDS2022C and TDS2024C Sensitivity Edge Type Trigger non DC Coupled typical The typical sensitivities are as follows Trigger Source Sensitivity AC Same as DC Coupled limits for frequencies 50 Hz and above NOISE REJ Effective in Sample or Average Mode gt 10 mV div to 5 V div Reduces DC Coupled trigger sensitivity by 2X HF REJ Same as DC Coupled limits from DC to 7 KHz LF REJ Same as DC Coupled limits for frequencies above 300 KHz Trigger Level Ranges typical The settable resolution for the trigger level is 0 02 division for an input channel source 4 mV for an Ext source and 20 mV for an Ext 5 source Input channels 8 divisions from center screen EXT 16V EXT 5 8V Trigger Level Accuracy 0 2 div 5 mV for signals within 4 divisions from center screen having DC Coupled typical rise and fall times of gt 20 ns EXT 6 of setting 40 mV for signals less than 800 mV EXT 5 6 of setting 200 mV for signals less than 4 V Lowest Frequency for 50 Hz Successful Operation of Set Level to 50 Function typical Default Settings for Trigger Mode Auto Video Trigger Trigger Coupling AC TDS2000C and TDS1000C ED
39. to Line Number Pulse width Sets the width of the pulse when the Trigger Type option is set to Pulse Utility File Utilities File selection Selects files to rename or delete See page 103 File Utilities for the USB Flash Drive Name entry Renames the file or folder See page 104 Rename File or Folder Utility gt Options gt Value entry Sets the GPIB address for the GPIB Setup Address TEK USB 488 adapter Utility gt Options gt Set Value entry Sets the value for the date and time Date and Time See page 102 Setting the Date and Time TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Operating Basics Active menu or option Knob function Description Vertical gt Probe Value entry For a channel menu such as the CH Voltage Attenuation 1 menu sets the attenuation factor in the oscilloscope Vertical gt Probe gt Value entry For a of channel menu such as the Current gt Scale CH 1 menu sets the scale in the oscilloscope AutoRange Displays the Autorange Menu and activates or deactivates the autoranging function When autoranging is active the adjacent LED lights Save Recall Displays the Save Recall Menu for setups and waveforms Measure Displays the automated measurements menu Acquire Displays the Acquire Menu Ref Displays the Reference Menu to quickly display and hide reference waveforms stored in the oscilloscope non volatile memory Utility Displays the
40. use the multipurpose knob The default GPIB address is 1 Run your GPIB software on your GPIB system If the oscilloscope and your GPIB system do not communicate refer to the information on the software for your GPIB system and to the user manual for the TEK USB 488 adapter to resolve the problem NOTE For complete command information refer to the TDS2000C and TPS2000 Series Digital Oscilloscopes Programmer Manual 077 0444 XX 72 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Connecting to a Printer USB Flash Drive and Device Ports When you connect the oscilloscope to a PictBridge compatible printer the oscilloscope and printer can be powered on or off To connect the oscilloscope to a PictBridge compatible printer follow these steps 1 2 Insert one end of a USB cable into the USB Device port on the oscilloscope Insert the other end of the cable into the PictBridge port on a PictBridge compatible printer Refer to the product documentation for your printer to locate the port To test the connection set up the oscilloscope to print as described in the next procedure NOTE The printer recognizes the oscilloscope only when the printer is powered on If the oscilloscope asks you to connect to a printer and a printer is connected you need to power on the printer Printing a Screen Image To set up a PictBridge compatible printer follow these steps 1 2 Power on the oscillosc
41. uted done E sen i ese aa vu EO 82 Default Setup E 83 Displann een EE 83 lh a a se AE epee a a a E EA AA AR 86 Horizontal e ETE 86 UEM 87 Measure or HERO EE RR RAE TERRE RE E ORRPUU I ER PEO ESAE E ORPUDU A edad 89 uve EUM 90 Probe Check ote tc Re PEE a RARE RR ERR ERR at HUE 91 Reference Menus coegit aula viv EE REC Mee ai RORIS aes tease hale A EE 91 Save Recalll ecg cee hue rst cep PEE OM erp PEN gaan eR OUR CE FREE nM D RET PET ER 9 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Table of Contents Trigger Controls esee t E E ER Eu duh sueennnseees Pete aha Fett cese ras 96 NTE C EEE E ETE TE TEANDEEL A S REPENCRUCREPECCEERE ROS ERROR DHT 101 Vertical C onttolsua ie see trt ee ot tr e ER eei itas eeo edd 104 Appendix A Specifications ereere e oed eek I gr k Reo retard erba buh EET AUI de Ree 107 Oscilloscope Specifications eode eere vedere exe e Woes da ere ad er re ide Pa 107 Appendix B TPP0101 and TPP0201 Series 10X Passive Probes Information suus 115 Connecting the Probe to the Oscilloscope ssssssssss I me 115 Compensating the Probe cece cece een enn he esee hee ee nenne nnns 115 Connecting the Probe to the Circuit 0 0 0 0 ccc cece cence eee ene eee eene eee eee 116 Standard ACCeSSOTIeS coser rp ee da sar rer eee nae aa dag eer erbe duse otras 117 Optional A CCOSSOTIES isis 1i ieee jc Rx a Sene dee BUR HUE
42. you have installed the same version of PC Communications software that came with the oscilloscope or a later version Software for your oscilloscope is also available through the Software finder on the Tektronix web site To install the PC Communications software follow these steps 1 Insert the CD ROM that came with your oscilloscope into the CD drive on the PC The InstallShield wizard appears on the screen 2 Follow the on screen directions 3 Exit the InstallShield wizard After you install the software on your PC you can connect the oscilloscope to the PC NOTE You must install the software before you connect the oscilloscope to the PC See page 70 Installing the PC Communications Software on a PC To connect the oscilloscope to the PC follow these steps 1 Power on the oscilloscope 2 Insert one end of a USB cable into the USB Device port on the back of the oscilloscope 3 Power on the PC 4 Insert the other end of the cable into the desired USB port on a PC 5 Ifa Found New Hardware message appears follow the on screen directions for the Found New Hardware wizard TDS2000C and TDS1000C EDU Series Oscilloscope User Manual USB Flash Drive and Device Ports Do NOT search for the hardware to install on the web 6 For a Windows XP systems follow these steps a b If you see the Tektronix PictBridge Device dialog box click Cancel When prompted select the option that tells Windows NO
43. you want the oscilloscope to acquire a single waveform and then stop Each time you push the Single button the oscilloscope begins to acquire another waveform After the oscilloscope detects a trigger it completes the acquisition and stops Acquisition mode Single button Sample Peak Detect Sequence is complete when one acquisition is acquired Average Sequence is complete when the defined number of acquisitions is reached See page 75 Acquire Scan Mode Display You can use the Horizontal Scan acquisition mode also called Roll mode to continuously monitor signals that change slowly The oscilloscope displays waveform updates from the left to the right of the screen and erases old points as it displays new points moving one division wide blank section of the screen separates the new waveform points from the old The oscilloscope changes to the Scan acquisition mode when you turn the Horizontal Scale knob to 100 ms div or slower and select the Auto Mode option in the Trigger Menu To disable Scan mode push the Trig Menu button and set the Mode option to Normal Stopping the Acquisition While the acquisition is running the waveform display is live Stopping the acquisition when you push the Run Stop button freezes the display In either mode the waveform display can be scaled or positioned with the vertical and horizontal controls When you push the AutoRange button the oscilloscope activates or deactivates the Au
44. 0 Hz minimum to rated bandwidth Frequency Counter Signal Source Pulse width or edge selected trigger source Frequency counter measures selected trigger source at all times in pulse width and edge mode including when oscilloscope acquisition is halted due to changes in run status or acquisition of a single shot event has completed The frequency counter does not measure pulses that do not qualify as legitimate trigger events Pulse Width mode Counts pulses of sufficient magnitude inside the 250 ms measurement window that qualify as triggerable events e g all narrow pulses in a PWM pulse train if set to mode and the limit is set to a relatively small number Edge Trigger mode Counts all pulses of sufficient magnitude 112 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Appendix A Specifications Table 6 General Specifications Characteristic Description Display Display Type 11 5 cm W x 8 64 cm H 14 38 cm diagonal 74 VGA active TFT color liquid crystal display LCD with color characters waveforms on a black background Surface anti glare 3H treatment Display Resolution 320 horizontal by 240 vertical pixels The video display comprises both the character and waveform displays Brightness typical 400 cd m typical 320 cd m min Probe Compensator Output Probe Compensator Output Characteristics are as follows Voltage and Frequency typical Output voltage 5 0 V 10 into 1 M
45. 0 MHz for 5 mV div through 5 V div settings with bandwidth limit at full 5 mV div settings are limited to 20 MHz BW Analog Bandwidth DC Coupled Peak Detect The Analog Bandwidth when the instrument is DC coupled V div values are accurate for probe attenuation settings of 1X No probe should be installed for these measurements TDS1001C EDU TDS2001C TDS1002C EDU TDS2002C 2004C TDS1012C EDU TDS2012C 2014C 2022C 2024C DC to gt 30 MHz for 5 mV div through 5 V div settings with bandwidth limit at full Setting less than 5 mV div are limited to 20 MHz BW DC to gt 50 MHz for 5 mV div through 5 V div settings with bandwidth limit at full Setting less than 5 mV div are limited to 20 MHz BW DC to gt 75 MHz for 5 mV div through 5 V div settings with bandwidth limit at full Setting less than 5 mV div are limited to 20 MHz BW Analog Bandwidth Selections 20 MHz BW Limit ON OFF Lower Frequency Limit AC Coupled s 10 Hz lt 1 Hz when 10X passive probes are used Rise Time typical Rise time is generally calculated from the following formula Rise time in ns 350 Bandwidth in MHz TDS2001C TDS2002C 2004C TDS1012C EDU TDS2022C 2024C TDS2012C 2014C 7 0ns 5 0 ns 3 5 ns 2 1ns TDS1001C EDU TDS1002C EDU 8 8 ns 58 ns Peak Detect Mode Pulse Response DC Gain Accuracy Sample or Average Acquisition The capability of the instrument to capture single
46. 1 probe specifications appear in Appendix B To verify that the oscilloscope meets specifications the oscilloscope must first meet the following conditions The oscilloscope must have been operating continuously for twenty minutes within the specified operating temperature B You must perform the Do Self Cal operation accessible through the Utility menu if the operating temperature changes by more than 5 C 9 F m The oscilloscope must be within the factory calibration interval All specifications are guaranteed unless noted typical Oscilloscope Specifications Table 1 Acquisition Specifications Characteristic Description Acquisition Modes Sample Peak Detect and Average Table 2 Input Specifications Characteristic Description Input Coupling DC AC or Ground AC coupling connects a capacitor in series with the input circuitry The DC input impedance becomes very high since capacitance is in series with all paths to ground Ground coupling mode provides a reference waveform derived from the values identified during SPC This reference waveform shows visually where ground is expected to be Input Impedance DC 1 MQ 2 in parallel with 20 pF 3 pF Coupled Probe Scale Factors 1X 10X 20X 50X 100X 500X 1000X voltage attenuation 5 1 500 m 200 m 100 m 20 m 10 m 1 V A current scale factor This adjusts the display scale factor of the instrument to accommodate various probe types Accuracy
47. 100 MHz Optional Accessories for a complete list of available language manuals PC Communications CD ROM The PC Communications software provides easy transfer of data from the oscilloscope to a PC TDS2000C and TDS1000C EDU Compliance and Safety Instructions English lt Japanese Simplified Chinese A single printed document is included Refer to the e Lu a P6101B 1X Passive Voltage Probe The P6101B probe has a 15 MHz bandwidth with a rating of 300 Vrus CAT Il RM2000B Rackmount Kit The RM2000B Rackmount Kit lets you install a TDS2000C series oscilloscope into an industry standard 19 inch rack The rackmount kit requires seven inches 18 cm of vertical rack space You can turn the oscilloscope power on or off from the front of the rackmount kit The rackmount kit does not have slide out capability TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 123 Appendix C Accessories TDS2000C and TPS2000 Series Digital Oscilloscopes Programmer Manual The programmer manual 077 0444 XX English provides command and syntax information TDS2000C Series Digital Storage Oscilloscope Service Manual The service manual 077 0446 XX English provides module level repair information TDS2000C and TDS1000C EDU Series Digital Storage Oscilloscope User Manuals The user manual is available in these languages English 077 0826 XX
48. 20 Single shot signal application example 41 Slope 21 Soft case ordering 124 Soft keys xvi Software OpenChoice 123 136 Source AC Line 98 Ext 97 Ext 5 97 trigger 21 96 98 99 Specifications oscilloscope 107 Square wave Autoset function 81 Status miscellaneous 102 system 101 Subtract waveforms Math menu 87 Sweep delayed 86 horizontal scale 86 Sync video polarity 98 video trigger line or field 98 Sync pulse 98 T TEK USB 488 adapter connecting 72 ordering 124 TIFF file format 68 Time base 22 Main 14 86 readout 11 Window 14 86 Time cursors 26 82 Time domain waveform 55 Time out trigger 112 Transit case ordering 124 Trig Menu button 15 Trig View button 15 Trigger coupling 21 96 97 definition 20 edge 96 force 100 frequency readout 12 96 99 holdoff 15 87 101 level 15 21 96 level marker 11 level readout 12 menu 96 modes 21 modes Auto 96 modes Normal 96 polarity 99 position 21 position marker 11 position readout 11 pretrigger information 98 slope 21 96 source 11 21 96 99 status 102 status indicators 11 sync 98 type indicator 11 types 21 video 98 99 view 15 100 U USB Device port 69 USB flash drive file management 64 File utilities 103 formatting 64 installation 63 port location 18 Print button 67 Save operation indicator 63 Save Recall menu 65 saving files all 67 saving files i
49. 3 xx Universal IC Cap 013 0366 xx Circuit Board Test Point PCB Adapter 016 2016 xx Wire spool 32 AWG 020 3045 xx Table 7 Electrical and mechanical specifications Characteristic TPP0101 TPP0201 Bandwidth 3 dB DC to 100 MHz DC to 200 MHz System attenuation accuracy 10 1 3 2 10 1 3 2 Compensation range TPP0101 TPP0201 15 pF 25 pF 15 pF 25 pF System input resistance DC 10 MQ 1 5 10 MQ 41 5 System input capacitance lt 12 pF lt 12 pF System rise time typical lt 3 5 ns lt 2 3 ns Propagation delay 6 1 ns 6 1 ns Maximum input voltage 300 Vaus CAT II 300 Vans CAT II Cable length 1 3m 1 3m Table 8 Environmental specifications Characteristics Description Temperature Operating 10 C to 55 C 14 F to 131 F Nonoperating 51 C to 71 C 60 F to 160 F Humidity Operating and Non Operating 5 to 95 relative humidity RH up to 30 C 86 F 5 to 65 RH above 30 C up to 55 C 131 F Altitude Operating Nonoperating 3 0 km 10 000 ft maximum 12 2 km 40 000 ft maximum TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Performance Graphs TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Appendix B TPP0101 and TPP0201 Series 10X Passive Probes Information 1000 100 N E Oo ES 10 1 1 10 100 1k 10k 100k 1M 10M 100M 1G Frequency Hz 100M 10M 1M 1 100 k l l g 10k S o 1k S E g amp 100 s E
50. 722 008 c z z aie i a 9 a T m lt H e E Save TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 15 Operating Basics Refer to the Reference chapter for detailed information on the menu and button controls Multipurpose Knob The function is determined by the displayed menu or selected menu option When active the adjacent LED lights The next table lists the functions Active menu or option Knob function Description Cursor Cursor 1 or Cursor 2 Positions the selected cursor Help Scroll Selects entries in the Index selects links in a topic displays the next or previous page for a topic Horizontal Holdoff Sets the amount of time before another trigger event can be accepted See page 101 Holdoff Math Position Positions the Math waveform Vertical Scale Changes the scale of the Math waveform Measure Type Selects the type of automatic measurement for each source Save Recall Action Sets the transaction as save or recall for setup files waveform files and screen images File selection Selects setup waveform or image files to save or selects setup or waveform files to recall Trigger Source Video line number Selects the source when the Trigger Type option is set to Edge Sets the oscilloscope to a specific line number when the Trigger Type option is set to Video and the Sync option is set
51. C and TDS1000C EDU Series Oscilloscope User Manual 97 Reference Option Details HF Reject Attenuates the high frequency components above 80 kHz LF Reject Blocks the DC component and attenuates the low frequency components below 300 kHz AC Blocks DC components and attenuates signals below 10 Hz NOTE Trigger coupling affects only the signal passed to the trigger system It does not affect the bandwidth or coupling of the signal displayed on the screen Pretrigger The trigger position is typically set at the horizontal center of the screen In this case you are able to view five divisions of pretrigger information Adjusting the Horizontal Position of the waveform allows you to see more or less pretrigger information Video Trigger options Settings Comments Video With Video highlighted triggering occurs on an NTSC PAL or SECAM standard video signal Trigger coupling is preset to AC Source CH1 CH2 CH3 CH41 Selects the input source as the trigger Ext Ext 5 signal Ext and Ext 5 selections use the signal applied to the Ext Trig connector Polarity Normal Inverted Normal triggers on the negative edge of the sync pulse Inverted triggers on the positive edge of the sync pulse Sync All Lines Line Number Select an appropriate video sync Odd Field Even Field All Use the multipurpose knob to specify Fields a line number when you select Line Number for the Sync option Standard NTSC PAL SECAM
52. ERE Eie OLLI Ege dde vete uper PERS 118 Specifications S Fo E RERO A EAR EE OO ERES OUR eee tates AIR eel Awaba EURO MR 118 Performance Grapbs 52i RR p e EET xr ado OR XR TR ERR AN eL Va EN Re RH de 119 Safety Summary ERE 120 Appendix C ACCessOrles once 6 cls a a e an E ded e petdubede e tere dee Dried 123 Appendix D Cleanmg io o E ERR REIR hb D tbe uie E I denen 125 General Cate sois tede t dene i Ne ee etus dole BU AR eee E eed bdo sss Man te ie Rake 125 CSA gaa PI 125 Appendix E Default Setup cia E ER RE EPI Webb ERN URN ERE shake EE UO xa 127 Appendix F Font Licenses eo ye ES RR LI E IATER EAR CC RR ee Oed RO 129 Index TDS2000C and TDS1000C EDU Series Oscilloscope User Manual ili General safety summary General safety summary To avoid fire or personal injury iv 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 Use proper power cord Use only the power cord specified for this product and certified for the country of use Connect and disconnect properly Connect the probe output to the measurement instrument before connecting the probe to the circuit under test Connect the probe reference lead to the circuit under test before connecting the probe input Disconnect the probe input and the probe reference lead from the ci
53. French 077 0827 XX Italian 077 0828 XX German 077 0829 XX Spanish 077 0830 XX Japanese 077 0831 XX Portuguese 077 0832 XX Simplified Chinese 077 0833 XX Traditional Chinese 077 0834 XX Korean 077 0836 XX Russian 077 0837 XX International Power Cords In addition to the power cord shipped with your oscilloscope you can obtain the following cords Option AO North American 120 V 60 Hz 161 0066 00 Option A1 European 230 V 50 Hz 161 0066 09 Option A2 United Kingdom 230 V 50 Hz 161 0066 10 Option A3 Australian 240 V 50 Hz 161 0066 13 Option A5 Switzerland 230 V 50 Hz 161 0154 00 Option A6 Japan 100 V 50 60 Hz 161 0342 00 Option A10 China 220 V 50 Hz 161 0304 00 Option A11 India 230 V 50 Hz 161 0400 00 Option A12 Brazil 127 220 V 60 Hz 161 0357 00 TEK USB 488 Adapter The GPIB adapter allows you to connect your oscilloscope to a GPIB controller Soft Case The soft case AC2100 protects the oscilloscope from damage and provides space for probes a power cord and manuals Transit Case The transit case HCTEK4321 provides shock vibration impact and moisture protection for the oscilloscope when you transport it from one place to another The required soft case fits inside the transit case 124 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Appendix D Cleaning General Care Do not store or leave the oscilloscope where the LCD display will be exposed to dire
54. M 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 W2 15AUG04 Table of Contents General safety sUIImatry asics cuss ceaniee pee e IR e NIRE V EN aceasta souauuaua eas dundee Re t D an iv Compliance Information 2 cce reb e Ih etse re ER ete Ru o Edd Fr Eee e nr IAE ue d ge bed ads vii EMC Compliance T vii Safety Compliance PETERET ix Environmental Considerations sss e e emen een xi usc M E xiii Is JEWEL xiv Firmware Updates Through the Internet ssssssssssssssssssessse e mene xV CODVENMOMS eireivsicehr ienna ea dau a a a aE xvi Getting Started errero rori i on E TIR EEE TOTT E E E E O ORE 1 Genie raliCatunesia sh DC ES 1 Installation iiesoeete d a dere btes qoe Dia valete toe entda pr nee sU bed bebe derbi ae OESS 2 Functional Ch ck er ra rer E RR ERR E RR EEEE ARE UR E ee as 4 Probe Sarety TM 5 Voltage Probe Check Wizatd coetui ennan bee UA rv esc das d
55. Manual Appendix F Font Licenses The following license agreements cover Asian fonts used in the TDS2000C and TDS1000C EDU series oscilloscopes Copyright 1988 The Institute of Software Academia Sinica Correspondence Address P O Box 8718 Beijing China 100080 Permission to use copy modify and distribute this software and its documentation for any purpose and without fee is hereby granted provided that the above copyright notices appear in all copies and that both those copyright notices and this permission notice appear in supporting documentation and that the name of the Institute of Software Academia Sinica not be used in advertising or publicity pertaining to distribution of the software without specific written prior permission The Institute of Software Academia Sinica makes no representations about the suitability of this software for any purpose It is provided as is without express or implied warranty THE INSTITUTE OF SOFTWARE ACADEMIA SINICA DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS IN NO EVENT SHALL THE INSTITUTE OF SOFTWARE ACADEMIA SINICA BE LIABLE FOR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE DATA OR PROFITS WHETHER IN AN ACTION OF CONTRACT NEGLIGENCE OR OTHER TORTIOUS ACTION ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE Copyright
56. Noise Reject HF Selects the components of the trigger Reject LF Reject signal applied to the trigger circuitry See page 97 1 Available only on a 4 channel oscilloscope The oscilloscope counts the rate at which triggerable events occur to determine trigger frequency and displays the frequency in the lower right corner of the screen NOTE The trigger frequency readout shows the frequency of events the oscilloscope might consider to be a trigger and may be less than the frequency of the input signal in Pulse Width trigger mode Mode Options The Auto mode default forces the oscilloscope to trigger when it does not detect a trigger within a certain amount of time based on the horizontal TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Reference scale setting You can use this mode in many situations such as to monitor the level of a power supply output Use the Auto mode to let the acquisition free run in the absence of a valid trigger This mode allows an untriggered scanning waveform at 100 ms div or slower time base settings The Normal mode updates displayed waveforms only when the oscilloscope detects a valid trigger condition The oscilloscope displays older waveforms until the oscilloscope replaces them with new ones Use the Normal mode when you want to see only valid triggered waveforms When you use this mode the oscilloscope does not display a waveform until after the first trigger To perfor
57. Push Source gt CHI 10 Push the Cursor 1 option button TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Application Examples 11 Turn the multipurpose knob to place a cursor at the point where the waveform crosses the second graticule line below center screen This is the 10 level of the waveform 12 Push the Cursor 2 option button 13 Turn the multipurpose knob to place a cursor at the point where the waveform crosses the second graticule line above center screen This is the 90 level of the waveform The At readout in the Cursor Menu is the rise time of the waveform 5 divisions pe Type WIL e Source At 140 0ns 1 At 7 143MHz V 2 08V ursor 1 80 0ns 1 02 E Cursor 2 ao 60 0ns 1 06V NOTE The Rise Time measurement is available as an automatic measurement in the Measure Menu See page 89 Taking Measurements NOTE The Rise Time measurement also displays when you select the Rising Edge option in the AutoSet Menu See page 81 Square Wave or Pulse TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 39 Application Examples Analyzing Signal Detail You have a noisy signal displayed on the oscilloscope and you need to know more about it You suspect that the signal contains much more detail than you can now see in the display Looking at a Noisy Signal The signal
58. Select the video standard for sync and line number count 1 Available only on a 4 channel oscilloscope Key Points Sync Pulses When you choose Normal Polarity the trigger always occurs on negative going sync pulses If your video signal has positive going sync pulses use the Inverted Polarity selection 98 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Reference Pulse Width Trigger Use Pulse Width triggering to trigger on normal or aberrant pulses Options Settings Comments Pulse With Pulse highlighted triggering occurs on pulses that meet the trigger condition defined by the Source When and Set Pulse Width options Source CH1 CH2 CH3 CH 41 Select the input source as the trigger Ext Ext 5 signal When Select how to compare the trigger pulse relative to the value selected in the Pulse Width option Pulse Width 33 ns to 10 0 sec Use the multipurpose knob to set a width Polarity Positive Negative Select to trigger on positive or negative pulses Mode Auto Normal Select the type of triggering Normal mode is best for most Pulse Width trigger applications Coupling AC DC Noise Reject HF Selects the components of the trigger Reject LF Reject signal applied to the trigger circuitry See page 96 Edge Trigger More Use to switch between submenu pages 1 Available only on a 4 channel oscilloscope Trigger Frequency Readout The oscilloscope counts the rate at
59. T to connect to Windows Update and click Next In the next window you should see that you are installing software for a USB Test and Measurement Device If you do not see USB Test and Measurement Device software the software that came with your oscilloscope is not properly installed Select the option that installs the software automatically the recommended option and click Next Windows will install the driver for your oscilloscope If you do not see the USB Test and Measurement Device in step c or if Windows cannot find the software driver the software that came with your oscilloscope is not properly installed In these situations click Cancel to exit the Found New Hardware wizard Do NOT allow the wizard to finish Unplug the USB cable from your oscilloscope and install the software from the CD that came with your oscilloscope Reconnect your oscilloscope to the PC and follow steps 6a 6b 6c and 6d Click Finish If a dialog labeled Test and Measurement Device appears select what you would like Windows to do and click OK 7 For Windows 2000 systems a b When prompted select the option that tells Windows to display a list of known drivers and click Next In the next window select USB Test and Measurement Device If you do not see a USB Test and Measurement Device selection the software that came with your oscilloscope is not properly installed In the next window click Next to allow Windows to instal
60. TDS2000C and TDS1000C EDU Series Digital Storage Oscilloscopes User Manual DLE ARO TAD IU UIN TN OIO TOTT Tektronix 077 0826 00 S TDS2000C and TDS1000C EDU Series Digital Storage Oscilloscopes User Manual www tektronix com 077 0826 00 Tektronix 7 Copyright Tektronix All rights reserved Licensed software products are owned by Tektronix or its subsidiaries or suppliers and are protected by national copyright laws and international treaty provisions Tektronix products are covered by U S and foreign patents issued and pending Information in this publication supersedes that in all previously published material Specifications and price change privileges reserved TEKTRONIX and TEK are registered trademarks of Tektronix Inc OpenChoice is a registered trademark of Tektronix Inc PictBridge is a registered trademark of the Standard of Camera amp Imaging Products Association CIPA DC 001 2003 Digital Photo Solutions for Imaging Devices Contacting Tektronix Tektronix Inc 14150 SW Karl Braun Drive P O Box 500 Beaverton OR 97077 USA For product information sales service and technical support n North America call 1 800 833 9200 Worldwide visit www tektronix com to find contacts in your area TDS2000C Oscilloscopes Limited Lifetime Warranty Tektronix warrants to the original end user purchaser original purchaser of the product listed below that the product will be free from defects
61. U Series Oscilloscope User Manual 111 Appendix A Specifications Table 5 Trigger Specifications cont Characteristic Description Video Trigger Sensitivity A 2 division composite video signal will have a 0 6 division sync tip typical The typical sensitivities are as follows Source Typical Sensitivity Input Channels 2 divisions of composite video EXT 400 mV of composite video EXT 5 2 V of composite video Video Trigger Formats Field rates 50 Hz to 60 Hz and Field Rates Line rates 15 kHz to 20 kHz NTSC PAL SECAM Trigger Hold Off Range 500 ns minimum to 10 s maximum Pulse Width Trigger Modes lt Less than gt Greater than Equal Not Equal Pulse Width Trigger Point Equal The oscilloscope triggers when the trailing edge of the pulse crosses the trigger level Not Equal If the pulse is narrower than the specified width the trigger point is the trailing edge Otherwise the oscilloscope triggers when a pulse continues longer than the time specified as the Pulse Width Less than The trigger point is the trailing edge Greater than also called time out trigger The oscilloscope triggers when a pulse continues longer than the time specified as the Pulse Width Pulse Width Range 33 ns lt width lt 10 sec Pulse Width Resolution Equal Guardband 16 5 ns or 1 part per thousand whichever is larger t gt 330 ns 5 lt guardband lt 5 1 16
62. You can use the graticule the cursors or an automated measurement TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 25 Understanding Oscilloscope Functions 26 Graticule Cursors Automatic This method allows you to make a quick visual estimate For example you might look at a waveform amplitude and determine that it is a little more than 100 mV You can take simple measurements by counting the major and minor graticule divisions involved and multiplying by the scale factor For example if you counted five major vertical graticule divisions between the minimum and maximum values of a waveform and knew you had a scale factor of 100 mV division then you could calculate your peak to peak voltage as follows 5 divisions x 100 mV division 500 mV Cursor This method allows you to take measurements by moving the cursors which always appear in pairs and reading their numeric values from the display readouts There are two types of cursors Amplitude and Time When you use cursors be sure to set the Source to the waveform on the display that you want to measure To use cursors push the Cursor button Amplitude Cursors Amplitude cursors appear as horizontal lines on the display and measure the vertical parameters Amplitudes are referenced to the reference level For the Math FFT function these cursors measure magnitude Time Cursors Time cursors appear as
63. andard for electrical measuring and test equipment CAN CSA C22 2 No 61010 1 2004 Safety requirements for electrical equipment for measurement control and laboratory use Part 1 IEC 61010 1 2001 Safety requirements for electrical equipment for measurement control and laboratory use Test and measuring equipment Class 1 grounded product A measure of the contaminants that could occur in the environment around and within a product Typically the internal environment inside a product is considered to be the same as the external Products should be used only in the environment for which they are rated Pollution Degree 1 No pollution or only dry nonconductive pollution occurs Products in this category are generally encapsulated hermetically sealed or located in clean rooms Pollution Degree 2 Normally only dry nonconductive pollution occurs Occasionally a temporary conductivity that is caused by condensation must be expected This location is a typical office home environment Temporary condensation occurs only when the product is out of service Pollution Degree 3 Conductive pollution or dry nonconductive pollution that becomes conductive due to condensation These are sheltered locations where neither temperature nor humidity is controlled The area is protected from direct sunshine rain or direct wind Pollution Degree 4 Pollution that generates persistent conductivity through conductive dust rain or snow
64. ant Math waveform The Math Menu includes Sources options for each operation Operation Sources option Comments addition CH1 CH2 Channels 1 and 2 are added together CH3 CH41 Channels 3 and 4 are added together subtraction CH1 CH2 The channel 2 waveform is subtracted from the channel 1 waveform CH2 CH1 The channel 1 waveform is subtracted from the channel 2 waveform CH3 CH4 1 The channel 4 waveform is subtracted from the channel 3 waveform CH4 CH3 1 The channel 3 waveform is subtracted from the channel 4 waveform x multiplication CH1xCH2 Channels 1 and 2 are multiplied together CH3xCH4 1 Channels 3 and 4 are multiplied together FFT See page 55 1 Available only on a 4 channel oscilloscope Waveform Units The combination of source waveform units determine the resulting units for the Math waveform Waveform unit Waveform unit Operation Resulting Math unit V V or V A A or A V A or V V x VV A A x AA V A x VA TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Reference Measure Push the Measure button to access automatic measurements There are sixteen types of measurements available You can display up to five at a time Push the top option button to display the Measure Menu You can choose the channel on which to take a measurement in the Source option You can choose the type of me
65. asing Peak Detect In this acquisition mode the oscilloscope finds the highest and lowest values of the input signal over each sample interval and uses these values to display the waveform In this way the oscilloscope can acquire and display narrow pulses which may have otherwise been missed in Sample mode Noise will appear to be higher in this mode Average In this acquisition mode the oscilloscope acquires several waveforms averages them and displays the resulting waveform You can use this mode to reduce random noise The oscilloscope digitizes waveforms by acquiring the value of an input signal at discrete points The time base allows you to control how often the values are digitized To adjust the time base to a horizontal scale that suits your purpose use the Horizontal Scale knob TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Understanding Oscilloscope Functions Scaling and Positioning Waveforms Vertical Scale and Position Horizontal Scale and Position Pretrigger Information You can change the display of waveforms by adjusting the scale and position When you change the scale the waveform display will increase or decrease in size When you change the position the waveform will move up down right or left The channel indicator located on the left of the graticule identifies each waveform on the display The indicator points to the ground reference level of the waveform record You can vie
66. asurement to take in the Type option Push the Back option button to return to the Measure Menu and display the selected measurements Key Points Taking Measurements You can display up to five automatic measurements at a time The waveform channel must be on displayed to make a measurement Automated measurements cannot be taken on reference waveforms or while using XY or scan mode The measurements update about two times per second Measurement type Definition Freq Calculates the frequency of the waveform by measuring the first cycle Period Calculates the time of the first cycle Mean Calculates the arithmetic mean amplitude over the entire record Pk Pk Calculates the absolute difference between the maximum and minimum peaks of the entire waveform Cyc RMS Calculates a true RMS measurement of the first complete cycle of the waveform RMS Calculates a true RMS measurement for all 2 500 samples from one frame of the waveform data Cursor RMS Calculates a true RMS measurement of the waveform data from the selected starting to the ending point Min Examines the entire 2500 point waveform record and displays the minimum value Max Examines the entire 2500 point waveform record and displays the maximum value Rise Time Measures the time between 10 and 90 of the first rising edge of the waveform Fall Time Measures the time between 90 and 10 of the first falling edge of the waveform Pos Width Measures the time between the first rising edge and the next falling e
67. can push the horizontal option buttons to switch between an entire waveform display and a zoomed part of it A readout near the top right of the screen displays the current horizontal position in seconds An M indicates the Main time base and a W indicates the Window time base The oscilloscope also indicates horizontal position with an arrow icon at the top of the graticule Horizontal Position Knob Use to control the position of the trigger relative to the center of the screen The trigger point can be set to the left or the right of the center of the screen The maximum number of divisions to the left depends on the Horizontal Scale time base setting For most scales the maximum is at least 100 divisions Placing the trigger point off the screen to the left is called Delayed Sweep Set To Zero Button Use to set the horizontal position to zero Horizontal Scale Knob seconds division Use to change the horizontal time scale to magnify or compress the waveform TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Reference Key Points Horizontal Scale If waveform acquisition is stopped using the Run Stop or Single button the Horizontal Scale control expands or compresses the waveform Use to zoom in on a detail of the waveform Scan Mode Display Roll Mode When the Horizontal Scale control is set to 100 ms div or slower and the trigger mode is set to Auto the oscilloscope enters the Scan acquisition mode In this
68. cautions 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 Using the probe or accessories in a manner not specified could result in a shock or fire hazard Ground Referenced Oscilloscope Use Do not float the reference lead of this probe when using with ground referenced oscilloscopes for example TDS series oscilloscopes The reference lead must be connected to earth potential 0 V Connect and Disconnect Properly Connect the probe output to the measurement instrument before connecting the probe to the circuit under test Disconnect the probe input and the probe reference lead from the circuit under test before disconnecting the probe from the measurement instrument Avoid Electric Shock 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 Avoid Electric Shock When using probe accessories never exceed the lowest rating of the probe or its accessory whichever is less including the measurement category and voltage rating Inspect the Probe and Accessories Before each use inspect the probe and accessories for damage cuts tears defects in the probe body accessories cable jacket etc
69. ce 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 PRODUCT 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 W16 15AUG04 TPPO101 and TPP0201 Probes Warranty Tektronix warrants that this product will be free from defects in materials and workmanship for a period of one 1 year 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 Parts modules and replacement products used by Tektronix for warranty work may be new or reconditioned to like new performance All replaced parts modules and products become the property of Tektronix In order to obtain service under this warranty
70. cilloscope User Manual Operating Basics Display Area The front panel is divided into easy to use functional areas This chapter provides you with a quick overview of the controls and the information displayed on the screen Tektronix TDS Am OY ST 5 5 S o cO O e Rd jeje C G9 Ol Q O O a O i C 300 V A soov CAT I mj 9 90 we 2 channel model Tektronix TDS Am 200000 F 1 6 mm m Q Position Q Q 100 0 OD O9 5 epee Br 9 4 channel model In addition to displaying waveforms the display is filled with many details about the waveform and the oscilloscope control settings 2722 002 NOTE For details on displaying the FFT function See page 57 Displaying the FFT Spectrum TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Operating Basics 1 2 3 4 5 Tek aim Triad M Pos 130 0 us C CAupling BW Limit P 20MHz Volts Div Coarse i Probe 10 Voltage Invert Off CH1e1 00VBy CH2 1 004 M100us W 100ms CH1 0 00 T750mV 15 k AC to Setup 5 vr iil anon Neer 7 8 9 10 1 12 13 14 1 Icon display shows acquisition mode sp Sample mode 4l Peak detect mode rni Average mode TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Operating Basics 2 Trigger status indicates the
71. cope uses a different button for each option The currently selected option is highlighted For example the oscilloscope displays various acquisition mode options when you push the Acquire Menu button To select an option push the corresponding button Page Selection Circular List Action Radio TRIGGER CH1 HELP ACQUIRE Type Coupling Page Fi U s E i Sample Page bons JT or or Peak Detect TRIGGER CH1 JL Average Ms Mi or or TRIGGER CH1 s road Vertical Controls Position LIU ME O O O 2722 008 O Q All models 4 channel shown TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 13 Operating Basics Horizontal Controls Position 1 2 3 amp 4 Positions a waveform vertically 1 2 3 amp 4 Menu Displays the Vertical menu selections and toggles the display of the channel waveform on and off Scale 1 2 3 amp 4 Selects vertical scale factors Math Displays waveform math operations menu and toggles the display of the math waveform on and off Horizontal Horizontal Position Set to Zero POSITION Set to Ca Scale Scale Q 2 channel model pm 2722 005 4 channel model Position Adjusts the horizontal position of all channel and math waveforms The resolution of this control varies with the time base setting See page 87 Window Zone NOTE To make a large adjustment to the horizontal position turn the Ho
72. cquisition interval interval Holdoff Holdoff Triggers are not recognized during holdoff time To use Trigger Holdoff push the Horiz Set Trigger Holdoff option button and use the multipurpose knob to adjust the holdoff The resolution of the trigger holdoff varies depending on the horizontal scale setting Push the Utility button to display the Utility Menu Options Settings Comments Limit Test Source Defines the source of the waveforms against which to run Not available on the template waveform TDS1000C EDU models Compare To Specifies the limit test template against which to compare the signals defined with the Source menu item Run Stop Test Toggles between whether to start or stop the limit test Template Setup Sets up a limit test waveform template This is the mask signal you define as the boundary to compare with the input source signal Do this before running a limit test Action on Violation Defines the actions the oscilloscope will take after detecting a violation Stop After Defines the conditions that will cause the oscilloscope to end limit testing Data Logging Not available on TDS1000C EDU models Data Logging Sets the data logging feature on or off Source Sets the signal source to log data from Duration Sets the time duration of data logging in half hour increments from 0 5 hour to 8 hours or in one hour increments from 8 hours to 24 hours or to indefinit
73. ct Parts modules and replacement products used by Tektronix for warranty work may be new or reconditioned to like new performance All replaced parts modules and products become the property of Tektronix As used hereafter Customer refers to the person or entity asserting rights under this warranty In order to obtain service under this warranty Customer must notify Tektronix of the defect before the expiration of the applicable 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 proof of purchase by the original purchaser 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 accident ordinary wear and tear of mechanical components use outside of the product s specifications 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 servic
74. ct sunlight for long periods of time CAUTION To avoid damage to the oscilloscope or probes do not expose them to sprays liquids or solvents Cleaning Inspect the oscilloscope and probes as often as operating conditions require To clean the exterior surface perform the following steps 1 Remove loose dust on the outside of the oscilloscope and probes with a lint free cloth Use care to avoid scratching the clear glass display filter 2 Usea soft cloth dampened with water to clean the oscilloscope Use an aqueous solution of 75 isopropyl alcohol for more efficient cleaning CAUTION To avoid damage to the surface of the oscilloscope or probes do not use any abrasive or chemical cleaning agents TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 125 Appendix D Cleaning 126 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Appendix E Default Setup This appendix describes the options buttons and controls that change settings when you push the Default Setup button The last page of this appendix lists settings that do not change NOTE When you push the Default Setup button the oscilloscope displays the CHI waveform and removes all other waveforms Menu or system Option button or knob Default setting ACQUIRE three mode options Sample Averages 16 Run Stop RUN AUTORANGE Autorange Off Mode Vertical and Horizontal CURSOR
75. cursor on the second peak of the ring You can see the A delta time and frequency the measured ring frequency in the Cursor Menu Tie Source At 540 0ns 1 At 1 852MHz AV 0 44V ursor1 180ns uet Cursor2 720ns 0 96V 8 Push Type Amplitude 9 Push the Cursor 1 option button 10 Turn the multipurpose knob to place a cursor on the first peak of the ring 11 Push the Cursor 2 option button 12 Turn the multipurpose knob to place Cursor 2 on the lowest part of the ring You can see the amplitude of the ring in the Cursor Menu TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Application Examples AA dm Source AV 640mV Cursor 1 1 46V Measuring Pulse Width If you are analyzing a pulse waveform and you want to know the width of the pulse follow these steps Push the Cursor button to see the Cursor Menu Push Type gt Time Push Source gt CHI Push the Cursor 1 option button Turn the multipurpose knob to place a cursor on the rising edge of the pulse Push the Cursor 2 option button IX Ov m PS Se N a Turn the multipurpose knob to place a cursor on the falling edge of the pulse You can see the following measurements in the Cursor Menu The time at Cursor 1 relative to the trigger m The time at Cursor 2 relative to the trigger m The A delta
76. d position The channel2 Vertical Scale and Vertical Position controls continue to set vertical scale and position The following functions do not work in XY display format B Autoset resets display format to YT Autorange m Automatic measurements Cursors m Reference or Math waveforms E Save Recall Save All m Time base controls m Trigger controls TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 85 Reference Help Horizontal 86 Knobs and Buttons Push the Help button to display the Help menu The topics cover all the menu options and controls of the oscilloscope See page xiv Help System You can use the horizontal controls to set up two views of a waveform each with their own horizontal scale and position The horizontal position readout shows the time represented by the center of the screen using the time of the trigger as zero When you change the horizontal scale the waveform will expand or contract around the screen center Options Comments Main The main horizontal time base setting is used to display the waveform Window Zone Two cursors define a window zone Adjust the window zone with the Horizontal Position and Horizontal Scale controls Window Changes the display to show the waveform segment expanded to screen width within the window zone Set Holdoff Displays the holdoff value push the option button and use the multipurpose knob to adjust NOTE You
77. de 22 76 Average mode icon 10 B Bandwidth limit trigger 96 vertical 105 Bandwidth limited readout 11 Bezel buttons xvi BMP file format 68 Button names xvi BW limit for vertical 105 C Calendar 102 Calibration 102 automatic routine 8 131 Index Channel coupling 104 menu 104 scale 11 Cleaning 125 Clock set date and time 102 Coarse resolution 105 Communication OpenChoice software installation 70 Compensation PROBE COMP connector 18 voltage probe check wizard 5 voltage probe manual 7 Connectors Channels 1 2 3 and 4 18 Ext Trig 18 PROBE COMP 18 USB Device port 69 USB Flash Drive port 63 Context sensitive help topics xiv Conventions used in this manual xvi Cooling by convection 3 Coupling trigger 21 97 vertical 104 105 CSV file format 94 Current folder 64 103 Current probes scale setting 8 105 Cursor button 17 82 Cursor menu 82 Cursor RMS measurements 89 Cursors adjusting 82 Amplitude 26 82 basic concepts 26 Frequency for FFT 82 Magnitude for FFT 82 measurement examples 36 measuring an FFT spectrum 62 Time 26 82 using 82 Cycle RMS measurements 89 132 D Data logging application example 52 Date 102 Date and time readout 12 DC coupling trigger 96 vertical 104 Default setup Edge trigger 127 128 Pulse trigger 128 recalling 95 Video trigger 128 Default Setup button option and control settings 127 retained option setting
78. dels 6 Push the Recall FnnnnCHx CSV option button where FnnnnCHx CSV is the name of the waveform file NOTE For folders on the flash drive that contain one waveform file select the Save Recall Action Recall Waveform W To option and specify the reference memory location to recall the waveform to The name of the file appears in the Recall option See page 91 Save Recall Using the Save Function of the Print Front Panel Button Saves All to Files You can set the print front panel button to write data to the USB flash drive as an alternative function To set the function of the button to save data access one of the following options m Save Recall gt Save All gt PRINT Button m Utility Options Printer Setup NOTE An LED by the print button lights to indicate the alternative Save function that writes data to the USB flash drive The Saves All to Files option lets you save the current oscilloscope information to files on the USB flash drive A single Saves All to Files action uses less than 700 kB of space on the flash drive Before you can save data to the USB flash drive you need to change the print front panel button to the alternative Save function To do so select the Save Recall gt Save All gt PRINT Button 9 Saves All to Files option To save all the oscilloscope files to a USB flash drive follow these steps 1 Insert a USB flash drive into the USB Flash Drive port 2 To change th
79. dge at the waveform 50 level Neg Width Measures the time between the first falling edge and the next rising edge at the waveform 50 level Duty Cyc Measures the ratio of the positive pulse duration to the whole cycle Phase Calculates the phase angle difference of signals from two different channels using the rising edge of the first signal compared to the rising edge of the second signal Delay Calculates the time difference from two different channels using the rising edge of the first signal compared to the rising edge of the second signal None Does not take any measurement TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 89 Reference Print When the Save All gt PRINT Button option is set to Prints you can push the print button to send the screen image to a printer You can set up the oscilloscope to send a screen image to your printer through the Utility Options Printer Setup menu Option Setting Comments Ink Saver On Off Prints the screen image on a white background when you select On Layout 1 Portrait Landscape Printer output orientation Abort Printing Stops sending the screen image to the printer Paper Size 2 Default L 2L Hagaki Postcard Card Size 10 x 15 cm 4 x 6 8 Displays settings available on x 10 Letter 11 x 17 AO A1 A2 A3 A4 A5 A6 A7 A8 A9 your PictBridge compatible BO B1 B2 B3 B4 B5 B6 B7 B8 B9 89 mm Roll L 127 mm printer Roll 2L 100 mm Roll 4
80. e Select Folder Sets the folder to save the waveform data to TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 101 Reference Options Settings Comments System Status Summary of the oscilloscope settings Misc Displays model manufacturer serial number adapters connected GPIB setup address firmware version and other information Options Printer Setup Changes the printer setup See page 73 GPIB Setup gt Address Sets the GPIB address for the TEK USB 488 adapter See page 72 Set Date and Time Sets the date and time See page 102 Error Log Displays a list of any errors logged and the Power Cycle count This log is useful if you contact a Tektronix Service Center for help Do Self Cal Performs a self calibration File Utilities Displays folder file and USB flash drive options See page 103 Language English French German Italian Selects the display language of the oscilloscope Spanish Japanese Portuguese Simplified Chinese Traditional Chinese Korean Key Points System Status Selecting System Status from the Utility Menu displays the menus available for obtaining a list of control settings for each group of oscilloscope controls Push any front panel menu button to remove the status screen Options Comments Horizontal Lists horizontal parameters Vertical Lists vertical parameters of channels Trigger Lists trigger parameters Misc Lists the model of the oscilloscope
81. e Save LED adjacent to the print button lights to indicate the alternative function To save a screen image to a USB flash drive follow these steps 1 Insert a USB flash drive into the USB Flash Drive port 2 To change the folder designated as the current folder push the Select Folder option button 3 Access the screen you want to save 4 Push the print Save button The oscilloscope saves the screen image and automatically generates the file name To see a list of the files created by the Save Image To File function you can access the Utility File Utilities menu USB Device Port You can use a USB cable to connect the oscilloscope to a PC or to a PictBridge compatible printer The USB Device port is on the rear of the oscilloscope 2722 014 USB Device port TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 69 USB Flash Drive and Device Ports Installing the PC Communications Software on a PC AN Connecting to a PC 70 Before you connect the oscilloscope to a PC you must install the PC Communications software from the CD that came with the oscilloscope CAUTION If you connect the oscilloscope to your PC before you install the software the PC will not recognize the oscilloscope The PC will label the oscilloscope as an Unknown Device and not communicate with the oscilloscope To avoid this install the software on your PC before you connect the oscilloscope to your PC NOTE Be sure
82. e User Manual XV Preface Conventions This manual uses the following conventions B Menu options appear with the first letter of each word in upper case For example Peak Detect Window Zone Multipurpose knob Front panel buttons and knob labels All upper case Tektronix TDS a Ste T5 5 r lol E lol O 0 0 o 8 LO f HIO QO ol SZ Xaa ta A LZ J 9 200 v AN 200v enr n gt Scale Uw L 2722 0012 Option buttons First letter of each word on screen is upper case NOTE Option buttons may also be called screen buttons side menu buttons bezel buttons or soft keys The delimiter separates a series of button pushes For example Utility gt Options gt Set Date and Time means that you push the Utility front panel button then push the Options option button and then push the Set Date and Time option button Multiple pushes of an option button may be required to select the desired option xvi TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Getting Started TDS2000C and TDS1000C EDU Series Digital Storage Oscilloscopes are small lightweight benchtop instruments which you can use to take ground referenced measurements This chapter describes how to do the following tasks Install your product Perform a brief functional check Perform a probe check and compensate probes Match your probe attenuatio
83. e compensation for voltage probes usually with a screw on the probe body or probe connector and set the factor for the Attenuation option for each channel such as in the 1 gt Probe gt Voltage gt Attenuation option TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 5 Getting Started You should use the Probe Check Wizard each time you connect a voltage probe to an input channel To use the Probe Check Wizard push the PROBE CHECK button If the voltage probe is connected properly compensated properly and the Attenuation option in the oscilloscope Vertical menu is set to match the probe the oscilloscope displays a PASSED message at the bottom of the screen Otherwise the oscilloscope displays directions on the screen to guide you in correcting these problems NOTE The Probe Check Wizard is useful for 1X 10X 20X 50X and 100X probes It is not useful for 500X or 1000X probes or for probes connected to the Ext Trig BNC NOTE When the process is complete the Probe Check Wizard restores the oscilloscope settings other than the Probe option to what they were before you pushed the PROBE CHECK button To compensate a probe that you plan to use with the Ext Trig input follow these steps 1 Connect the probe to any input channel BNC such as to channel 1 2 Push the PROBE CHECK button and follow the directions on the screen 3 After you verify that the probe functions and is compensated properly connect
84. e entire video signal is visible on the screen Incoming video signal G 750 GWY q O O J CH 1 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 47 Application Examples Using the Window Function to See Waveform 48 Details You can use the window zoom function to examine a specific portion of a waveform without changing the main display If you want to view the color burst in the previous waveform in more detail without changing the main display follow these steps 1 2 3 Push the Horiz button to see the Horizontal Menu and select the Main option Push the Window Zone option button Turn the horizontal Scale seconds division knob and select 500 ns This will be the seconds division setting of the expanded view Turn the horizontal Position knob to position the window around the portion of the waveform that you want to expand 1 2 Push the Window option button to see the expanded portion of the waveform Turn the horizontal Scale seconds division knob to optimize viewing the expanded waveform To switch between the Main and Window views push the Main or Window option button in the Horizontal Menu TDS2000C and TDS1000C EDU Series Oscilloscope User Manual
85. e folder designated as the current folder push the Select Folder option button The oscilloscope creates a new folder within the current folder each time you push the PRINT front panel button and automatically generates the folder name 3 Setup the oscilloscope to capture your data 4 Push the print Save button TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 67 USB Flash Drive and Device Ports The oscilloscope creates a new folder on the flash drive and saves the screen image waveform data and setup data in separate files in that new folder using the current oscilloscope and file format settings The oscilloscope names the folder ALLnnnn See page 91 Save Recall To see a list of the files created by the Saves All To Files function access the Utility File Utilities menu Source File name CH x FnnnnCHx CSV where nnnn is an automatically generated number and x is the channel number MATH FnnnnMTH CSV Ref x FnnnnRFx CSV where x is the reference memory letter Screen Image FnnnnTEK where is the current file format Settings FnnnnTEK SET File type Contents and uses CSV Contains ASCII text strings that list the time relative to the trigger and amplitude values for each of the 2500 waveform data points you can import CSV files into many spreadsheet and math analysis applications SET Contains an ASCII text string listing of the osc
86. e oscilloscope displays the corresponding menu on the right side ofthe screen The menu shows the options that are available when you push the unlabeled option buttons directly to the right of the screen The oscilloscope uses several methods to display menu options Page Submenu Selection For some menus you can use the top option button to choose two or three submenus Each time you push the top button the options change For example when you push the top button in the Trigger Menu the oscilloscope cycles through the Edge Video and Pulse Width trigger submenus Circular List The oscilloscope sets the parameter to a different value each time you push the option button For example you can push the 1 channel TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Operating Basics 1 menu button and then push the top option button to cycle through the Vertical channel Coupling options In some lists you can use the multipurpose knob to select an option A hint line tells you when the multipurpose knob can be used and an LED by the multipurpose knob lights when the knob is active See page 15 Menu and Control Buttons B Action The oscilloscope displays the type of action that will immediately occur when you push an Action option button For example when the Help Index is visible and you push the Page Down option button the oscilloscope immediately displays the next page of index entries amp Radio The oscillos
87. e response of filters and systems Analyze vibration To use the Math FFT mode you need to perform the following tasks Set up the source time domain waveform Display the FFT spectrum Select a type of FFT window Adjust the sample rate to display the fundamental frequency and harmonics without aliasing Use zoom controls to magnify the spectrum Use cursors to measure the spectrum Setting Up the Time Domain Waveform Before you use FFT mode you need to set up the time domain YT waveform To do so follow these steps 1 2 Push AutoSet to display a YT waveform Turn the vertical Position knob to move the YT waveform to the center vertically zero divisions This ensures that the FFT will show a true DC value Turn the Horizontal Position knob to position the part of the YT waveform that you want to analyze in the center eight divisions of the screen The oscilloscope calculates the FFT spectrum using the center 2048 points of the time domain waveform TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 55 Math FFT 56 Nyquist Frequency 4 Turn the Vertical Scale volts division knob to ensure that the entire waveform remains on the screen The oscilloscope may display erroneous FFT results by adding high frequency components if the entire waveform is not visible 5 Turn the Horizontal Scale seconds division knob to provide the resolution you want in the FFT spectrum 6 If possible set the
88. e 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 PRODUCT 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 W18 25MAYO06 TDS1000C EDU Oscilloscopes Warranty Tektronix warrants that the product will be free from defects in materials and workmanship for a period of three 3 years from the date of original purchase from an authorized Tektronix distributor If the 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 Batte
89. e update Horizontal Internet xv aliasing time domain 23 Firmware updates 104 menu 86 Flattop window 59 position 23 Folders position marker 11 creating 103 scale 23 deleting 100 103 Scan mode 77 87 renaming 104 status 102 Force Trig button 15 Horizontal scale control 14 Format Horizontal Scale control 87 display 83 image file 68 USB flash drive 64 Frequency trigger readout 12 96 Frequency cursors 26 FFT spectrum 62 Frequency measurements 89 FFT cursors 62 using cursors 36 Functional check 4 G GPIB adapter ordering 124 GPIB system connecting to an oscilloscope 72 Graticule 26 83 Ground coupling 104 H Hanning window 59 Help scroll LED xiv Help system xiv Helpful messages 12 Holdoff 87 101 Holdoff control 15 Horiz Menu button 14 Hyperlinks in help topics xiv TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Index Icons acquisition modes Average 10 acquisition modes Peak Detect 10 acquisition modes Sample 10 bandwidth limited readout 11 channel scale 11 date and time readout 12 horizontal position marker 11 inverted waveform readout 11 reference marker 11 reference waveforms readout 12 time base readout 11 trigger position marker 11 trigger status Acq Complete 11 trigger status Armed 11 trigger status Auto mode 11 trigger status Ready 11 trigger status Scan mode 11 trigger status Stop 11 trigger status Trig d
90. eg Q load Frequency 1 kHz Power Source Source Voltage Full Range 100 to 240 VAC RMS 10 Installation Category II Covers range of 90 to 264 VAC Power Consumption Less than 30 W at 85 to 275 VAC input Environmental Temperature Operating 0 C to 50 C with 5 C minute maximum gradient non condensing up to 3000m altitude Nonoperating 40 C to 71 C with 5 C minute maximum gradient Cooling Method Convection cooled Humidity Operating and Operating 5 to 85 relative humidity RH at up to 40 C Non Operating 5 to 45 RH above 40 C up to 50 C non condensing and as limited by a Maximum Wet Bulb Temperature of 37 C derates relative humidity to 45 RH at 50 C Non Operating 5 to 85 RH Relative Humidity at up to 40 C 5 to 45 RH above 40 C up to 50 C non condensing Above 50 C limited by a Maximum Wet Bulb Temperature of 37 C derates relative humidity to 12 RH at 71 C Altitude Operating and Operating Up to 3000 meters 10 000 feet Non Operating Non Operating Up to 3000 meters 10 000 feet Altitude is limited by possible damage to LCD at higher altitudes This damage is independent of operation Mechanical Overall Dimensions Requirements that follow are nominal Height 158 0 mm 6 22 in Width 326 3 mm 12 85 in Depth 124 1 mm 4 88 in Weight Requirements that follow are nominal Stand alone in
91. el 1 on the oscilloscope To do this align the slot 0000 in the probe connector with the key on the CH 1 BNC push to connect and twist to the right to O QO bd lock the probe in place at Connect the probe tip and reference lead to the CH1 PROBE COMP terminals 3 Push the AutoSet button Within a few seconds you should see a square wave in the display of iJ about 5V peak to peak at 1 kHz Push the 1 channel 1 menu button on the front panel twice to remove channel 1 push the 2 channel 2 menu button to display channel 2 and repeat steps 2 and 3 For 4 channel models repeat for 3 and 4 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Getting Started Probe Safety Check and observe probe ratings before using probes A guard around the TPP0101 TPP0201 probe body provides a finger barrier for protection from electric shock 2722 013 Finger guard WARNING To avoid electric shock when using the probe keep fingers behind the guard on the probe body To avoid electric shock while using the probe do not touch metallic portions of the probe head while it is connected to a voltage source Connect the probe to the oscilloscope and connect the ground terminal to ground before you take any measurements Voltage Probe Check Wizard You can use the Probe Check Wizard to verify that a voltage probe is operating properly The wizard does not support current probes The wizard helps you adjust th
92. el waveform acquisitions Reference waveforms are not adjustable but the oscilloscope displays the horizontal and vertical scales at the bottom of the screen TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 95 Reference Trigger Controls Trigger Types Edge Trigger Trigger Frequency Readout 96 Key Points You can define the trigger through the Trigger Menu and front panel controls Three types of triggering are available Edge Video and Pulse Width A different set of options display for each type of trigger Option Details Edge default Triggers the oscilloscope on the rising or falling edge of the input signal when it crosses the trigger level threshold Video Displays NTSC or PAL SECAM standard composite video waveforms you trigger on fields or lines of video signals See page 98 Video Trigger Pulse Triggers on aberrant pulses See page 99 Pulse Width Trigger Use Edge triggering to trigger on the edge of the oscilloscope input signal at the trigger threshold Options Settings Comments Edge With Edge highlighted the rising or falling edge of the input signal is used for the trigger Source CH1 CH2 CH31 CH41 Select the input source as the trigger Ext Ext 5 AC Line signal See page 97 Slope Rising Falling Select to trigger on either the rising or falling edge of the signal Mode Auto Normal Select the type of triggering See page 96 Coupling AC DC
93. ement New Folder Conventions See page 103 File Utilities for the USB Flash Drive Save filename such as Saves the waveform data to the TEK0000 CSV automatically generated file name in the current USB flash drive folder 1 Waveform must be displayed to save it as a reference waveform The Recall Setup action recalls an oscilloscope setup file from a USB flash drive or from a location in nonvolatile setup memory Options Settings or submenus Comments Recall From Setup Specifies to recall a setup from the nonvolatile memory File Specifies to recall a setup file from a USB flash drive Setup 1 to 10 Specifies which setup location in nonvolatile setup memory to recall Select File Lists the contents of the current USB flash drive folder to select a file from Change Folder See page 64 File Management Conventions See page 103 File Utilities for the USB Flash Drive Recall filename such as TEKO0000 SET Recalls the settings from the specified nonvolatile memory location Recalls the oscilloscope settings from the specified USB flash drive file TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Reference Recall Waveform The Recall Waveform action recalls a waveform file from a USB flash drive to a location in reference memory Options Settings or submenus Comments To Ref x Specifies the reference memory location to load the waveform to Fr
94. equency of the input signal in Pulse Width trigger mode Triggering on a Video Signal You are testing the video circuit in a piece of medical equipment and need to display the video output signal The video output is an NTSC standard signal Use the video trigger to obtain a stable display 750 0 EI O OP Oe 0 ROO EEE CH 1 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 45 Application Examples Triggering on Video Fields 46 NOTE Most video systems use 75 ohm cabling The oscilloscope inputs do not properly terminate low impedance cabling To avoid amplitude inaccuracy from improper loading and reflections place a 75 ohm feedthrough terminator Tektronix part number 011 0055 02 or equivalent between the 75 ohm coaxial cable from the signal source and the oscilloscope BNC input Automatic To trigger on the video fields follow these steps 1 Push the AutoSet button When Autoset is complete the oscilloscope displays the video signal with sync on All Fields The oscilloscope sets the Standard option when you use the Autoset function 1 Push the Odd Field or Even Field option buttons from the AutoSet Menu to sync on odd or even fields only Manual An alternative method requires more steps but may be necessary depending on the video signal To use the manual method follow these steps 1 Push the 1
95. er source to Ext or Ext 5 Force Trig Button Use the Force Trig button to complete the waveform acquisition whether or not the oscilloscope detects a trigger This is useful for single sequence acquisitions and Normal trigger mode In Auto trigger mode the oscilloscope automatically forces triggers periodically if it does not detect a trigger Trig View Button Use the Trigger View mode to display the conditioned trigger signal on the oscilloscope You can use this mode to see the following types of information m Effects of the Trigger Coupling option B AC Line trigger source Edge Trigger only m Signal connected to the Ext Trig BNC NOTE This is the only button that you must hold down to use When you hold down the Trig View button the only other button you can use is the 9 print button The oscilloscope disables all other front panel buttons The knobs continue to be active TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Utility Reference Holdoff You can use the Trigger Holdoff function to produce a stable display of complex waveforms such as pulse trains Holdoff is the time between when the oscilloscope detects one trigger and when it is ready to detect another The oscilloscope will not trigger during the holdoff time For a pulse train you can adjust the holdoff time so the oscilloscope triggers only on the first pulse in the train Trigger level o Indicates trigger points Acquisition A
96. ertical Position Ranges The position ranges are as follows Volts Div Setting Position Range 2 mV div to 200 mV div 1 8V gt 200 mV div to 5 Vidiv 45 V 108 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Table 3 Vertical Specifications cont Characteristic Description Appendix A Specifications Analog Bandwidth DC Coupled Sample or Average Vidiv values are accurate for probe attenuation settings of 1X No probe should be installed for these measurements TDS2001C TDS2002C 2004C TDS1012C EDU TDS2022C 2024C TDS2012C 2014C DC to gt 50 MHz for 5 mV div DC to gt 70 MHz for 5 mV div DC to gt 100 MHz for 5 mV div DC to gt 200 MHz for 5 mV div through 5 V div settings with bandwidth limit at full lt 5 mV div settings are limited to 20 MHz BW through 5 V div settings with bandwidth limit at full 5 mV div settings are limited to 20 MHz BW through 5 V div settings with bandwidth limit at full lt 5 mV div settings are limited to 20 MHz BW through 5 V div settings with bandwidth limit at full with temperature between 0 and 35 C DC to gt 160 MHz from 5 mV div through 5 V div settings with bandwidth limit at full for temperatures between 0 and 50 C 5mV div settings are limited to 20 MHz BW TDS1001C EDU TDS1002C EDU DC to gt 40 MHz for 5 mV div through 5 V div settings with bandwidth limit at full 5 mV div settings are limited to 20 MHz BW DC to gt 6
97. es all data on the USB flash drive Update Firmware Follow the on screen directions to set up and push the Update Firmware option button to start updating firmware Rename File or Folder You can change the names of files and folders on a USB flash drive Option Settings Comments Enter A Z 0 9 Enters the highlighted alphanumeric character at the Character current Name field cursor position Use the multipurpose knob to select an alphanumeric character or the Backspace Delete Character or Clear Name functions Backspace Changes the menu button 1 option to the Backspace function Deletes the character to the left of the highlighted character in the Name field Delete Changes the menu button 1 option to the Delete Character Character function Deletes the highlighted character from the Name field Clear Name Changes the menu button 1 option to Clear Name Deletes all characters from the Name field Vertical Controls You can use the vertical controls to display and remove waveforms adjust vertical scale and position set input parameters and for vertical math operations See page 87 Math Channel Vertical Menus There is a separate vertical menu for each channel Each option is set individually for each channel Options Settings Comments Coupling DC AC Ground DC passes both AC and DC components of the input signal AC blocks the DC component of the input signal and attenuates signals below 10 Hz
98. event pulses using Peak Detect Acquisition Mode The minimum single pulse widths for guaranteed 50 or greater amplitude capture are as follows Sec Div Setting Minimum Pulse Width 50 s div to 5 us div TDS1002C EDU TDS1012C EDU TDS2002C TDS2004C 12 ns TDS2012C TDS2014C TDS2022C TDS2024C TDS2001C TDS1001C EDU TDS2001C 13 ns 3 5 Vidiv through 10 mV div 4 5 mV div and 2 mV div TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 109 Appendix A Specifications Table 3 Vertical Specifications cont Characteristic Description DC Voltage Measurement Accuracy Average Acquisition Mode The accuracy of DC voltage measurements acquired using Average of 2 16 waveforms 3 of reading 0 1 div 1 mV 3 of reading vertical position 1 of vertical position 0 2 div 7 mV Vertical Position 0 Vertical Position 0 and Vertical Scale 2 mV div to 200 mV div Vertical Position 0 and Vertical Scale gt 200 mV div 3 of reading vertical position 1 of vertical position 0 2 div 175 mV Delta Volts Measurement Accuracy Average Acquisition Mode Delta Volts between any two averages of 16 waveforms acquired under the same setup and ambient conditions 3 of reading 0 05 div Vertical Position Accuracy Volts Division Setting 2 mV div to 200 mV div Position Accuracy 1 selected value 0 1 div 5 mV within
99. ference Details Nw FFT Undo Autoset Converts the input time domain signal into its frequency components and displays the result as a graph of frequency versus magnitude spectrum because this is a mathematical calculation refer to the Math FFT chapter for more information Causes the oscilloscope to recall the previous setup Square Wave or Pulse When you use the Autoset function and the oscilloscope determines that the signal is similar to a square wave or pulse the oscilloscope displays the following options Square wave or Details UU Multi cycle square Displays several cycles with appropriate vertical and horizontal scaling the oscilloscope displays Pk Pk Mean Period and Frequency automatic measurements Single cycle square Sets the horizontal scale to display about one cycle of the waveform the oscilloscope displays Min Max Mean and Positive Width automatic measurements d Rising edge Displays the edge and the Rise Time and Peak to Peak automatic measurements A Falling edge Displays the edge and the Fall Time and Peak to Peak automatic measurements Undo Autoset Causes the oscilloscope to recall the previous setup Video Signal When you use the Autoset function and the oscilloscope determines that the signal is a video signal the oscilloscope displays the following options Video signal options Details wd Fields All Fields Displa
100. following C Armed The oscilloscope is acquiring pretrigger data All triggers are ignored in this state Ready All pretrigger data has been acquired and the oscilloscope is ready to accept a trigger Trig d The oscilloscope has seen a trigger and is acquiring the posttrigger data Stop The oscilloscope has stopped acquiring waveform data Acq Complete The oscilloscope has completed a Single Sequence acquisition Auto The oscilloscope is in auto mode and is acquiring waveforms in the absence of triggers CJ Scan The oscilloscope is acquiring and displaying waveform data continuously in scan mode 3 Marker shows horizontal trigger position Turn the Horizontal Position knob to adjust the position of the marker 4 Readout shows the time at the center graticule The trigger time is zero 5 Marker shows Edge or Pulse Width trigger level 6 On screen markers show the ground reference points of the displayed waveforms If there is no marker the channel is not displayed 7 An arrow icon indicates that the waveform is inverted 8 Readouts show the vertical scale factors of the channels 9 A By icon indicates that the channel is bandwidth limited 10 Readout shows main time base setting 11 Readout shows window time base setting if it is in use 12 Readout shows trigger source used for triggering 13 Icon shows selected trigger type as follows T Edge trigger for the rising edge X Edge trigger for the fallin
101. g edge e Video trigger for line sync dL Video trigger for field sync qu Pulse Width trigger positive polarity lf Pulse Width trigger negative polarity TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 11 Operating Basics Message Area 14 15 16 17 Readout shows Edge or Pulse Width trigger level Display area shows helpful messages some messages display for only three seconds If you recall a saved waveform readout shows information about the reference waveform such as RefA 1 00V 500us Readout shows date and time Readout shows trigger frequency The oscilloscope displays a message area item number 15 in the previous figure at the bottom of the screen that conveys the following types of helpful information Using the Menu System Directions to access another menu such as when you push the Trig Menu button For TRIGGER HOLDOFF go to HORIZONTAL MENU Suggestion of what you might want to do next such as when you push the Measure button Push an option button to change its measurement Information about the action the oscilloscope performed such as when you push the Default Setup button Default setup recalled Information about the waveform such as when you push the AutoSet button Square wave or pulse detected on CH1 The user interface of the oscilloscopes was designed for easy access to specialized functions through the menu structure When you push a front panel button th
102. ge 64 File Management New Folder filename such as TEK0000 SET Conventions See page 103 File Utilities for the USB Flash Drive Saves the settings to the automatically generated file name in the current USB flash drive folder When the print button option is set to Saves All to Files the oscilloscope saves oscilloscope setup files to a USB flash drive when you push the Save button See page 67 Saves All to Files TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 93 Reference 94 Save Waveform Recall Setup The Save Waveform action saves the specified waveform to a file named TEKnnnn CSV or to reference memory The oscilloscope saves waveform data to files as comma separated values CSV format which are ASCII text strings that list the time relative to the trigger and amplitude values for each of the 2500 waveform data points You can import CSV files into many spreadsheet and math analysis applications Options Settings or submenus Comments Save To File Specifies to save the source waveform data to a file on a USB flash drive Ref Specifies to save the source waveform data in reference memory Source 1 CH x Ref x MATH Specifies which source waveform to save To Ref x Specifies the reference memory location in which to save the source waveform Select Folder Change Folder Lists the contents of the current USB flash drive folder See page 64 File Manag
103. he two channels follow these steps 1 2 3 4 5 6 Push the AutoSet button Push the Measure button to see the Measure Menu Push the top option button the Measure 1 Menu appears Push Source CHI Push Type gt Pk Pk Push the Back option button TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 33 Application Examples 34 10 11 Push the second option button from the top the Measure 2 Menu appears Push Source CH2 Push Type Pk Pk Push the Back option button Read the displayed peak to peak amplitudes for both channels To calculate the amplifier voltage gain use these equations VoltageGain output amplitude input amplitude VoltageGain dB 20 x log 19 VoltageGain TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Application Examples Using Autorange to Examine a Series of Test Points If you have a machine that is malfunctioning you may need to find the frequency and RMS voltage of several test points and compare these values to ideal values You are not able to access front panel controls since you need to use both hands when probing test points that are difficult to physically reach 1 2 S dues X OON dA e 12 13 14 Push the 1 channel 1 menu button Push Probe gt Voltage gt Attenuation and set to match the attenuation of the probe attached to channel 1 Push the AutoRange button to activate autoranging and select the Vertical and Horizo
104. ical horizontal and trigger controls automatically If you want to optimize the display of the waveform you can manually adjust these controls NOTE The oscilloscope displays relevant automatic measurements in the waveform area of the screen based on the signal type that is detected For oscilloscope specific descriptions refer to the Reference chapter See page 79 Autoset TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Application Examples Taking Automatic The oscilloscope can take automatic measurements of most displayed signals Measurements NOTE Ifa question mark appears in the Value readout the signal is outside the measurement range Adjust the Vertical Scale knob volts division of the appropriate channel to decrease the sensitivity or change the horizontal Scale setting seconds division To measure signal frequency period and peak to peak amplitude rise time and positive width follow these steps 1 2 3 10 11 12 13 14 15 16 Push the Measure button to see the Measure Menu Push the top option button the Measure Menu appears Push Type gt Freq The Value readout displays the measurement and updates Push the Back option button Push the second option button from the top the Measure 2 Menu appears Push Type 5 Period The Value readout displays the measurement and updates Push the Back option button Push the middle option button the
105. igger events occur to determine trigger frequency The oscilloscope displays the frequency in the lower right corner of the screen Source You can use the Trigger Source options to select the signal that the oscilloscope uses as a trigger The source can be the AC power line available only with Edge triggers or any signal connected to a channel BNC or to the Ext Trig BNC Types The oscilloscope provides three types of triggers Edge Video and Pulse Width Modes You can select the Auto or the Normal trigger mode to define how the oscilloscope acquires data when it does not detect a trigger condition See page 96 Mode Options To perform a single sequence acquisition push the Single button Coupling You can use the Trigger Coupling option to determine which part of the signal will pass to the trigger circuit This can help you attain a stable display of the waveform To use trigger coupling push the Trig Menu button select an Edge or Pulse trigger and select a Coupling option NOTE Trigger coupling affects only the signal passed to the trigger system It does not affect the bandwidth or coupling of the signal displayed on the screen To view the conditioned signal being passed to the trigger circuit push and hold down the Trig View button Position The horizontal position control establishes the time between the trigger and the screen center Refer to Horizontal Scale and Position Pretrigger Information for informat
106. ill exhibit 0 5 division waveform displacement and lt 1 0 division increase in peak to peak noise when subjected to conducted interference per IEC 61000 4 6 Performance Criterion C applied at the 7096 25 cycle Voltage Dip and the 096 250 cycle Voltage Interruption test levels IEC 61000 4 11 If the instrument powers down upon a voltage dip or interruption it will take longer than ten seconds to return to the previous operating state TDS2000C and TDS1000C EDU Series Oscilloscope User Manual vii Compliance Information Australia New Zealand Complies with the EMC provision of the Radiocommunications Act per the Declaration of following standard in accordance with ACMA Conformity EMC m CISPR 11 2003 Radiated and Conducted Emissions Group 1 Class A in accordance with EN 61326 1 2006 and EN 61326 2 1 2006 viii TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Safety Compliance EC Declaration of Conformity Low Voltage U S Nationally Recognized Testing Laboratory Listing Canadian Certification Additional Compliances Equipment Type Safety Class Pollution Degree Description Compliance Information Compliance was demonstrated to the following specification as listed in the Official Journal of the European Communities Low Voltage Directive 2006 95 EC EN 61010 1 2001 Safety requirements for electrical equipment for measurement control and laboratory use UL 61010 1 2004 24 Edition St
107. illoscope settings refer to the TDS2000C and TPS2000 Series Digital Oscilloscopes Programmer Manual to decode strings Screen images Import files into spreadsheet and word processing applications type of image file depends on the application NOTE The oscilloscope stores these settings until you change them even if you push the Default Setup button Saves Image to File This option lets you save the oscilloscope screen image to a file named TEKnnnn where the 1s the current Saves Image to File format The next table lists the file formats File format Extension Comments BMP BMP This bitmap format uses a lossless algorithm and is compatible with most word processing and spreadsheet programs this is the default EPSIMAGE EPS Postscript format JPEG JPG This bitmap format uses a lossy compression algorithm and is commonly used by digital cameras and by other digital photographic applications PCX PCX DOS Paintbrush format 68 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual USB Flash Drive and Device Ports File format Extension Comments RLE RLE Run length encoding this format uses a lossless compression algorithm TIFF TIF Tagged Image File Format Before you can save data to the USB flash drive you must change the print button to the alternative Save function To do so select the Save Recall gt Save All PRINT Button gt Saves Image to File option Th
108. illoscope displays the channel with the lowest frequency signal If no signals are found then the oscilloscope displays the lowest numbered channel when Autoset was invoked If no signals are found and no channels are displayed then the oscilloscope displays and uses channel 1 When you use Autoset and the oscilloscope cannot determine the signal type the oscilloscope adjusts the horizontal and the vertical scales then takes the Mean and Pk to Pk automatic measurements The Autoset function is usually more useful than Autorange in the following situations m Troubleshooting one stable signal B Automatically seeing measurements of your signal Easily changing how the signal is presented For example viewing only one cycle of the waveform or the rising edge of the waveform amp Viewing video signals or FFT signals When you use the Autoset function and the oscilloscope determines that the signal is similar to a sine wave the oscilloscope displays the following options Sine wave Details MM Displays several cycles with appropriate vertical and ih horizontal scaling the oscilloscope displays Cycle Multi cycle sine RMS Frequency Period and Peak to Peak automatic measurements J Sets the horizontal scale to display about one cycle of the waveform the oscilloscope displays Mean and Single cycle sine Peak to Peak automatic measurements TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Sine wave Re
109. in frequency per division Sample rate in number of samples per second 1 2 3 4 5 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 57 FFT window type Math FFT Selecting an FFT Window Windows reduce spectral leakage in the FFT spectrum The FFT assumes that the YT waveform repeats forever With an integral number of cycles 1 2 3 the YT waveform starts and ends at the same amplitude and there are no discontinuities in the signal shape A non integral number of cycles in the YT waveform causes the signal start and end points to be at different amplitudes The transitions between the start and end points cause discontinuities in the signal that introduce high frequency transients Time domain YT waveform Center 2048 _ data points Discontinuities AU Without windowing Applying a window to the YT waveform changes the waveform so that the start and stop values are close to each other reducing the discontinuities 58 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Math FFT Time domain YT waveform Center 2048 data points Point by point multiply Lo Nd Window function vL Hanning YT waveform after windowing lt a With windowing The Math FFT function includes three FFT Window options There is a trade off between frequency resolution and amplitude accuracy with each type of window What you want to measure and your source sig
110. in materials and workmanship for the lifetime of the product As used herein lifetime of the product is defined as a period ending five 5 years after Tektronix discontinues manufacturing the product as determined by Tektronix but the warranty period shall be at least ten 10 years from the date of purchase of the product by the original purchaser from Tektronix or an authorized Tektronix distributor This limited lifetime warranty only applies to the original purchaser and is not transferable In the event of a warranty claim under the limited lifetime warranty the purchaser must provide satisfactory evidence of the date of purchase from Tektronix or an authorized Tektronix distributor and that it is the original purchaser In the event of the sale or other transfer of the product by the original purchaser to a third party within three 3 years of the date of purchase of the product by the original purchaser the warranty period shall be three 3 years from the date of purchase of the product by the original purchaser from Tektronix or an authorized Tektronix distributor Probes and other accessories and batteries and fuses are not covered by this warranty If the product proves defective during the applicable warranty period Tektronix at its option either will repair the defective product without charge for parts and labor or will provide a replacement of an equivalent product as determined by Tektronix in exchange for the defective produ
111. ing a GPIB interface 72 Removable file storage USB flash drive 63 Removing reference waveforms 91 Removing waveforms 104 Renaming files or folders 104 Resolution fine 105 Rise time measurements automatic 89 using cursors 38 RLE file format 68 RMS measurements 89 Roll mode See Scan mode Run Stop button 17 76 steps taken by the oscilloscope when pushed 20 S Safety Summary iv Sample acquisition mode 22 75 Sample mode icon 10 Sample rate maximum 75 Save setups 20 Save All menu 92 Save Image menu 92 Save Setup menu 93 Save to a USB flash drive 63 Save Waveform menu 94 Save Recall button 17 Save Recall menu 91 saving to a USB flash drive 65 135 Index Saving all files to a USB flash drive 67 image files to a USB flash drive 68 setups 95 waveforms 95 Scale control 14 Course 105 current probe 8 105 Fine 105 horizontal 23 vertical 23 Scaling waveforms basic concepts 23 Scan mode 77 87 Scanning waveforms 87 Screen buttons xvi Screen image saving to a file 68 sending to a printer 73 SECAM video standard 98 Security loop 2 Self calibration 8 Service error log as areference 102 Service manual ordering 124 Set date and time 102 Set To 50 button 15 Set To Zero button 14 Setups basic concepts 19 saving and recalling 91 Side menu buttons xvi Sine waves Autoset function 80 Single button 77 steps taken by the oscilloscope when pushed
112. ion on how to use this control to position the trigger See page 23 Horizontal Scale and Position Pretrigger Information Slope and Level The Slope and Level controls help to define the trigger The Slope option Edge trigger type only determines whether the oscilloscope finds the trigger point on the rising or the falling edge of a signal The Trigger Level knob controls where on the edge the trigger point occurs TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 21 Understanding Oscilloscope Functions Acquiring Signals Acquisition Modes Time Base 22 Rising edge Falling edge Trigger level can be adjusted vertically y Trigger can be rising or falling When you acquire a signal the oscilloscope converts it into a digital form and displays a waveform The acquisition mode defines how the signal is digitized and the time base setting affects the time span and level of detail in the acquisition There are three acquisition modes Sample Peak Detect and Average Sample In this acquisition mode the oscilloscope samples the signal in evenly spaced intervals to construct the waveform This mode accurately represents signals most of the time However this mode does not acquire rapid variations in the signal that may occur between samples This can result in aliasing and may cause narrow pulses to be missed In these cases you should use the Peak Detect mode to acquire data See page 23 Time Domain Ali
113. ks similarly adjusting vertical parameters and leaving the horizontal settings unchanged Autoset When you push the AutoSet button the oscilloscope identifies the type of waveform and adjusts controls to produce a usable display of the input signal Function Setting Acquire mode Adjusted to Sample or Peak Detect Cursors Off Display format Set to YT Display type Set to Dots for a video signal set to Vectors for an FFT spectrum otherwise unchanged Horizontal position Adjusted Horizontal scale Adjusted seconds division Trigger coupling Adjusted to DC Noise Reject or HF Reject Trigger holdoff Minimum Trigger level Set to 5096 Trigger mode Auto Trigger source Adjusted refer to the information after this table cannot use Autoset on the Ext Trig signal Trigger slope Adjusted Trigger type Edge or Video Trigger Video Polarity Normal TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 79 Reference 80 Sine Wave Function Setting Trigger Video Sync Adjusted Trigger Video Standard Adjusted Vertical bandwidth Full Vertical coupling DC if GND was previously selected AC for a video signal otherwise unchanged VOLTS DIV Adjusted The Autoset function examines all channels for signals and displays corresponding waveforms Autoset also determines the trigger source based on the following conditions If multiple channels have signals the osc
114. l the driver for your oscilloscope Windows will install the driver for your oscilloscope If you do not see the USB Test and Measurement Device in step b or if Windows cannot find the software driver the software that came with your oscilloscope is not properly installed In these situations click Cancel to exit the Found New Hardware wizard Do NOT allow the wizard to finish TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 71 USB Flash Drive and Device Ports 10 11 Unplug the USB cable from your oscilloscope and install the software from the CD that came with your oscilloscope Reconnect your oscilloscope to the PC and follow steps 7a 7b and 7c When prompted click Finish If Windows asks you to insert a CD click Cancel Run the PC Communications software on your PC If the oscilloscope and PC do not communicate refer to the PC Communications online help and documentation Connecting to a GPIB System If you want to communicate between the oscilloscope and a GPIB system use a TEK USB 488 adapter and follow these steps 1 Command Entry Connect the oscilloscope to a TEK USB 488 adapter with a USB cable The Accessories appendix has information on how to order an adapter See page 123 Accessories Connect the TEK USB 488 adapter to your GPIB system with a GPIB cable Push the Utility gt Option gt GPIB Setup gt Address option button to select the appropriate address for the adapter or
115. l to indicate when the flash drive is active After a file is saved or retrieved the oscilloscope removes the clock and displays a hint line to notify you that the save or recall operation is complete For flash drives with an LED the LED blinks when saving data to or retrieving data from the drive Wait until the LED stops to remove the drive PROBE COMP Probe compensation output and chassis reference Use to electrically match a voltage probe to the oscilloscope input circuit See page 5 Voltage Probe Check Wizard See page 7 Manual Probe Compensation TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Understanding Oscilloscope Functions This chapter contains general information that you need to understand before you use an oscilloscope To use your oscilloscope effectively you need to learn about the following functions m Setting up the oscilloscope m Triggering B Acquiring signals waveforms Scaling and positioning waveforms Measuring waveforms The next figure shows a block diagram of the various functions of the oscilloscope and their relationships to each other Vertical Acquire data Waveform gain and mode and record Display position time base 2500 points Each channel Computer or printer interface EXT TRIG Trigger AC Line qF gt Setting Up the Oscilloscope You should become familiar with several functions that you may use often when operating your oscilloscope Autoset A
116. l vertical knobs become vertical zoom and position controls for their respective channels when displaying the FFT spectrum The Vertical Scale knob provides zoom factors of X0 5 X1 default X2 X5 and X10 The FFT spectrum is vertically magnified about the M marker math waveform reference point on the left edge of the screen Turn the Vertical Position knob clockwise to move the spectrum up for the source channel TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 61 Math FFT Measuring an FFT Spectrum Using Cursors 62 You can take two measurements on FFT spectrums magnitude in dB and frequency in Hz Magnitude is referenced to 0 dB where 0 dB equals 1 Vrms You can use the cursors to take measurements at any zoom factor To do so follow these steps 1 Push the Cursor button to see the Cursor Menu 2 Push Source gt MATH 3 Push the Type option button to select Magnitude or Frequency 4 Usethe multipurpose knob to move cursors 1 and 2 Use horizontal cursors to measure magnitude and vertical cursors to measure frequency The options display the delta between the two cursors the value at cursor 1 position and the value at cursor 2 position Delta is the absolute value of cursor 1 minus cursor 2 d NT Magnitude cursors Frequency cursors You can also take a frequency measurement without using the cursors To do so turn the Horizontal Position knob to positio
117. lication Examples Measuring Propagation Delay You suspect that the memory timing in a microprocessor circuit is marginal Set up the oscilloscope to measure the propagation delay between the chip select signal and the data output of the memory device QO CH1 CH2 Source ster el eee Lom em At 20 00ns IUD 1 At 50 00MHz AV 0 28V ursor 1 50 0ns 0 20V Cursor 2 0 08V gt j Data 70 0ns To set up to measure propagation delay follow these steps Push the AutoSet button to trigger a stable display Adjust the horizontal and vertical controls to optimize the display Push the Cursor button to see the Cursor Menu Push Type gt Time Push Source gt CHI Push the Cursor 1 option button SU SEN UU c OM obs ee Turn the multipurpose knob to place a cursor on the active edge of the chip select signal TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 43 Application Examples 8 9 Push the Cursor 2 option button Turn the multipurpose knob to place the second cursor on the data output transition The At readout in the Cursor Menu is the propagation delay between the waveforms The readout is valid because the two waveforms have the same horizontal scale seconds division setting Triggering on a Specific Pulse Width 44 You are testing the pulse widths of a signal in a circuit It is critical that the pulse
118. llow these steps 1 Push the Ref front panel button 2 Push the side menu button corresponding to the reference waveform you wish to display or hide Reference waveforms have the following characteristics m Reference waveforms are displayed in white Two reference waveforms can be displayed at the same time Vertical and horizontal scale readouts display at the bottom of the screen m Reference waveforms cannot be zoomed or panned You can display one or two reference waveforms at the same time as live channel waveforms If you display two reference waveforms you must hide one waveform before you can display a different one Refer to Save Waveform for information on how to save reference waveforms See page 94 Save Waveform Push the Save Recall button to save oscilloscope setups screen images or waveforms or to recall oscilloscope setups or waveforms The Save Recall menu is made up of many submenus which you can access through an Action option Each Action option displays a menu that allows you to further define the save or recall function Action options Comments Save All Contains the option that configures the PRINT button to send data to a printer or to save data to a USB flash drive Save Image Saves a screen image to a file in a specified format TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 9 Reference 92 Save All Save Image Action options Comments Save Setup Saves the c
119. loscope will display a Data Logging Waiting for trigger message Before turning on the data logging feature you must first select the source the time duration and the folder 5 Push the Source button to select the signal source to log data from You can use either one of the input channels or the Math waveform 6 Push the Duration button as many times as needed or use the multipurpose knob to select the duration for data logging The selections range from 0 5 hour to 8 hours in 30 minute increments and from 8 hours to 24 hours in 60 minute increments You can select Infinite to run data logging with no set time limit 7 Push the Select Folder button to define where to store the collected information The resulting menu choices will let you either select an existing folder or define a new folder When done push Back to return to the main data logging menu 8 Start the data acquisition such as by pushing either the front panel Single or Run Stop button 9 When the oscilloscope finishes the requested data logging operation it displays a Data logging completed message and turns off the data logging feature 52 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Application Examples Limit Testing not available on TDS1000C EDU models You want to use the oscilloscope to monitor an active input signal against a template and to output pass or fail results by judging whether the input signal is within the bound
120. lyzing signal detail 40 automatic measurements 30 autoranging to examine test points 35 autoset using 30 averaging using 40 calculating amplifier gain 34 capturing a single shot signal 41 cursors using 36 data logging 52 limit testing 53 looking at a noisy signal 40 measuring propagation delay 43 measuring pulse width 37 measuring ring amplitude 36 measuring ring frequency 36 measuring rise time 38 measuring two signals 33 optimizing the acquisition 42 peak detect using 40 reducing noise 40 taking automatic measurements 31 taking cursor measurements 36 triggering on a specific pulse width 44 triggering on a video signal 45 triggering on video fields 46 triggering on video lines 47 using Autorange to examine test points 35 using persistence 52 using the window function 48 using XY mode 51 viewing impedance changes in a network 50 Attenuation voltage probe 5 7 105 Attenuation switch 8 Auto trigger mode 96 Automatic measurements 89 basic concepts 26 AutoRange button 17 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Autorange functions 19 overview 77 turning off 78 Autorange menu 77 AutoSet button 17 Autoset functions 19 DC level 79 FFT 81 noise 80 overview 79 pulse signal 81 sine waves 80 square wave 81 Undo 81 video signal 81 when to use 80 Autoset menu 79 Average acquisition mode 75 Mean measurement 89 Average acquisition mo
121. m a Single Sequence acquisition push the Single button Source Options Source option Details CH1 CH2 CH3 1 CH4 1 Triggers on a channel whether or not the waveform is displayed Ext Does not display the trigger signal the Ext option uses the signal connected to the Ext Trig front panel BNC and allows a trigger level range of 1 6 V to 1 6 V Ext 5 Same as Ext option but attenuates the signal by a factor of five and allows a trigger level range of 8 V to 8 V this extends the trigger level range AC Line Uses a signal derived from the power line as the trigger source trigger coupling is set to DC and the trigger level to 0 volts You can use the AC Line when you need to analyze signals related to the frequency of the power line such as lighting equipment and power supply devices the oscilloscope automatically generates the trigger sets the Trigger Coupling to DC and sets the Trigger Level to zero volts 1 Available only on a 4 channel oscilloscope 2 Available only when you select the Edge trigger type NOTE To view an Ext Ext 5 or AC Line trigger signal push and hold down the Trig View button Coupling Coupling allows you to filter the trigger signal used to trigger an acquisition Option Details DC Passes all components of the signal Noise Reject Adds hysteresis to the trigger circuitry this reduces sensitivity which reduces the chance of falsely triggering on noise TDS2000
122. mages 68 saving files setups 67 saving files waveforms 67 storage capacity 64 USB Flash Drive port 63 Utility button 17 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Utility menus 101 V Vectors 83 Ventilation 3 Vertical menu 104 position 23 position knob 14 scale 23 status 102 Video signal Autoset function 81 Video trigger 98 application example 45 Volts Div Coarse 105 Fine 105 Volts division control 14 W W indicator for Window time base 86 Waveforms acquire data 22 compression 87 digitized 22 display style meaning 83 expansion 87 position 23 remove from screen 105 scale 23 scanning 77 take measurements 25 time domain 55 Window time base 14 86 readout 11 Window zone 86 Window Zone 87 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Index Windows FFT spectrum 58 X XY application example 51 display format 83 84 Y YT display format 83 Z Zoom 48 FFT 61 Horiz menu 86 window zone 86 87 137
123. mode the waveform display updates from left to right There is no trigger or horizontal position control of waveforms during scan mode See page 77 Scan Mode Display Window Zone Use the window zone option to define a segment of a waveform to see in more detail zoom The Window time base setting cannot be set slower than the Main time base setting Vertical bars define Window Zone gt Main time base displayed Window zone displayed Window Expands the Window Zone to cover the entire screen Use to change between two time bases NOTE When you change between the Main Window Zone and Window views the oscilloscope erases any waveform saved on the screen through persistence Persistence is erased with Horizontal menu changes Holdoff Use holdoff to help stabilize the display of complex waveforms See page 101 Holdoff Math Push the Math button to display waveform math operations Push the Math button again to remove math waveforms See page 104 Vertical Controls Options Comments x FFT Math operations see the next table Sources Sources used for the operations see the next table TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 87 Reference 88 Key Points Options Comments Position Use the multipurpose knob to set the vertical position of the resultant Math waveform Vertical Scale Use the multipurpose knob to set the vertical scale of the result
124. n On and Off to display or not a stored template 6 Push the Action on Violation button and select an action from the resulting menu to describe what the oscilloscope will do after it detects a violation You can select between Save Waveform and Save Image 7 Push the Stop After button and toggle the resulting button with the same name to define the conditions that will stop limit testing Select Waveforms Violations or Time and use the multipurpose knob to set the desired number TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 53 Application Examples of waveforms number of violations or the time in seconds at which to stop You can also choose to stop the testing manually 8 Push the Run Stop Test button to toggle between starting and ending the limit test After you end the test the oscilloscope will display the test statistics on the screen This includes the number of cases tested the number of cases passed and the number of cases failed 54 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Math FFT This chapter contains detailed information on how to use the Math FFT Fast Fourier Transform You can use the FFT Math mode to convert a time domain YT signal into its frequency components spectrum You can use the Math FFT mode for the following types of analysis Analyze harmonics in power lines Measure harmonic content and distortion in systems Characterize noise in DC power supplies Test impuls
125. n a frequency component on the center graticule line and read the frequency at the top right of the display TDS2000C and TDS1000C EDU Series Oscilloscope User Manual USB Flash Drive and Device Ports This chapter describes how to use the Universal Serial Bus USB ports on the oscilloscope to do the following tasks B Save and recall waveform data or setup data or save a screen image B Print a screen image m Transfer waveform data setup data or a screen image to a PC Control the oscilloscope with remote commands To use the PC Communications software launch and refer to the online help from the software USB Flash Drive Port The front of the oscilloscope has a USB Flash Drive port to accommodate a USB flash drive for file storage The oscilloscope can save data to and retrieve data from the flash drive ola i i M svalkHz f CHECK m PROBE COMP PROBE amp lkHz 1817 510 USB Flash Drive port NOTE The oscilloscope can only support flash drives with a storage capacity of 64 GB or less To connect a USB flash drive follow these steps 1 Align the USB flash drive with the USB Flash Drive port on the oscilloscope Flash drives are shaped for proper installation 2 Insert the flash drive into the port until the drive is fully inserted For flash drives with an LED the drive blinks while the oscilloscope writes data to or reads data from the drive The oscilloscope also displays a clock symbol to
126. n button or any menu button to remove the Help text from the screen and return to displaying waveforms TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Preface Firmware Updates Through the Internet If a newer version of firmware becomes available you can use the Internet and a USB flash drive to update your oscilloscope If you do not have access to the Internet contact Tektronix for information on update procedures To update the firmware from the Internet follow these steps 1 Push the Utility gt System Status option and write down the firmware version number of the oscilloscope 2 From your computer access the www tektronix com web site and check if a newer version of oscilloscope firmware is available 3 Ifthere is a newer version of firmware download the firmware file from the web page You may need to unzip the downloaded file 4 Copy the firmware file to the root folder of a USB flash drive 5 Insert the USB flash drive into the USB Flash Drive port on the front of the oscilloscope 6 From your oscilloscope push the Utility gt File Utilities P more page 2 of 2 gt Update Firmware option button It takes several minutes to update the firmware Your oscilloscope will prompt you to press a button when the firmware update is complete You must not remove the USB flash drive or power off the oscilloscope until the firmware update is complete TDS2000C and TDS1000C EDU Series Oscilloscop
127. n factor Use the self calibration routine NOTE You can select a language to display on the screen when you power on the oscilloscope At any time you can also access the Utility Language option to select a language General Features The next table and list describe the general features Model Channels Bandwidth Sample rate Display TDS1001C EDU 2 40 MHz 500 MS s Color TDS1002C EDU 2 60 MHz 1 GS s Color TDS1012C EDU 2 100 MHz 1 GS s Color TDS2001C 2 50 MHz 500 MS s Color TDS2002C 2 70 MHz 1 0 GS s Color TDS2004C 4 70 MHz 1 0 GS s Color TDS2012C 2 100 MHz 2 0 GS s Color TDS2014C 4 100 MHz 2 0 GS s Color TDS2022C 2 200 MHz 2 0 GS s Color TDS2024C 4 200 MHz 2 0 GS s Color Context sensitive help system Color LCD display m Selectable 20 MHz bandwidth limit m 2500 point record length for each channel B Autoset B Autoranging TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 1 Getting Started Installation Power Cord Power Source Security Loop Probe Check Wizard Setup and waveform storage USB Flash Drive port for file storage Direct printing to any PictBridge compatible printer PC communications through the USB Device port with OpenChoice PC Communications software Connect to a GPIB controller through an optional TEK USB 488 adapter Cursors with readouts Trigger frequency readout Sixteen automatic measurements Waveform averaging and peak detection Dual time
128. nal characteristics will help you to determine which window to use Window Measure Characteristics Hanning Periodic waveforms Better frequency poorer magnitude accuracy than Flattop Flattop Periodic waveforms Better magnitude poorer frequency accuracy than Hanning Rectangular Pulses or transients Special purpose window for waveforms that do not have discontinuities This is essentially the same as no window FFT Aliasing Problems occur when the oscilloscope acquires a time domain waveform containing frequency components that are greater than the Nyquist frequency See page 56 Nyquist Frequency The frequency components that are above the Nyquist frequency are undersampled appearing as lower frequency components that fold back around the Nyquist frequency These incorrect components are called aliases TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 59 Math FFT F j4 Nyquist frequency J one half sample rate i S ie Frequency Aliased frequencies Actual frequencies ee Amplitude 60 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Math FFT Eliminating Aliases To eliminate aliases try the following remedies Turn the Horizontal Scale seconds division knob to set the sample rate to a faster setting Since you increase the Nyquist frequency as you increase the sample rate the aliased frequency components appear at their proper frequency If too man
129. nd connect the channel 2 probe to the output a Push the AutoSet button 8 Turn the Vertical Scale volts division knobs to display approximately the same amplitude signals on each channel 9 Push the Display button to see the Display Menu 10 Push Format XY The oscilloscope displays a Lissajous pattern representing the input and output characteristics of the circuit TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 51 Application Examples 11 Turn the vertical Scale and vertical Position knobs to optimize the display 12 Push Persist Infinite As you adjust the ambient temperature the display persistence captures the changes in the characteristics of the circuit Data Logging not available on TDS1000C EDU models You want to use the oscilloscope to record data from a source over time You can configure the trigger conditions and direct the oscilloscope to save all the triggered waveform together with timing information over a defined time duration to a USB memory device 1 Configure the oscilloscope to use the desired trigger conditions to collect the data Also insert a USB memory device in the front panel USB port 2 Push the front panel Utility button 3 Select Data Logging from the resulting side menu to bring up the data logging menu 4 Push Data Logging from the side menu to select On This enables the data logging feature When the feature is enabled but not yet triggering the oscil
130. ntal option Push the Measure button to see the Measure Menu Push the top option button the Measure 1 Menu appears Push Source CHI Push Type Frequency Push the Back option button Push the second option button from the top the Measure 2 Menu appears Push Source gt CHI 11 Push Type Cyc RMS Push the Back option button Attach the probe tip and reference lead to the first test point Read the frequency and cycle RMS measurements from the oscilloscope display and compare these to the ideal values Repeat step 13 for each test point until you find the malfunctioning component NOTE When Autorange is active each time you move the probe to another test point the oscilloscope readjusts the horizontal scale the vertical scale and the trigger level to give you a useful display TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 35 Application Examples Taking Cursor Measurements Measuring Ring Frequency 36 and Amplitude You can use the cursors to quickly take time and amplitude measurements on a waveform To measure the ring frequency at the rising edge of a signal follow these steps Push the Cursor button to see the Cursor Menu Push Type gt Time Push Source CHI Push the Cursor 1 option button Turn the multipurpose knob to place a cursor on the first peak of the ring Push the Cursor 2 option button DU dee SUE oe rN pm Turn the multipurpose knob to place a
131. nus Acquire 75 Autorange 77 Autoset 79 Cursor 82 Display 83 Help 86 Horizontal 86 Math 87 Math FFT 57 Measure 89 Print 90 Ref 91 Save Recall 91 Trigger 96 Utility 101 Vertical 104 Messages 12 Minimum measurements 89 Multiply waveforms Math menu 87 Multipurpose knob 16 N Navigation file system 103 Negative width measurements 89 Noise reduction Average mode 75 Math subtraction 88 trigger coupling 96 vertical bandwidth limit 105 Nonvolatile memory reference waveform files 92 setup files 92 Normal operation recall default setup 20 Normal trigger mode 96 NTSC video standard 98 Nyquist frequency 56 O OpenChoice software 123 installation 70 Option buttons xvi Option types action 13 circular list 12 page selection 12 radio 13 Oscilloscope connecting to a GPIB system 72 connecting to a PC 70 connecting to a printer 73 front panels 9 set date and time 102 specifications 107 understanding functions 19 P PAL video standard 98 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Panning horizontal 23 vertical 23 PC connecting to an oscilloscope 70 PCX file format 68 Peak Detect acquisition mode 22 76 Peak Detect mode 75 icon 10 Peak to Peak measurements 89 Peak to peak noise 84 Period measurements 89 Persistence 83 84 Phase differences 84 Phase measurements 89 Polarity Pulse Width trigger 99 Video trigger
132. of natural resources we encourage you to recycle this product in an appropriate system that will ensure that most of the materials are reused or recycled appropriately This symbol indicates that this product complies with the applicable European Union requirements according to Directives 2002 96 EC and 2006 66 EC on waste electrical and electronic equipment WEEE and batteries For information about recycling options check the Support Service section of the Tektronix Web site www tektronix com This product is classified as an industrial monitoring and control instrument and is not required to comply with the substance restrictions of the recast RoHS Directive 2011 65 EU until July 22 2017 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual xi Compliance Information xii TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Preface Preface This manual contains operating information for the TDS2000C and TDS1000C EDU Series Digital Storage Oscilloscopes The manual consists of the following chapters The Getting Started chapter briefly describes features of the oscilloscope and provides installation instructions The Operating Basics chapter covers operating principles of the oscilloscopes The Understanding Oscilloscope Functions chapter describes basic operations and functions of an oscilloscope setting up the oscilloscope triggering acquiring data scaling and positioning waveforms and taking measurements
133. of the 1024 data points in the FFT spectrum NOTE The oscilloscope vertical response rolls off slowly above its bandwidth 40 MHz 60 MHz 100 MHz or 200 MHz depending on the model or 20 MHz when the Bandwidth Limit option is ON Therefore the FFT spectrum can show valid frequency information higher than the oscilloscope bandwidth However the magnitude information near or above the bandwidth will not be accurate TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Math FFT Displaying the FFT Spectrum Push the Math button to display the Math Menu Use the options to select the Source channel Window algorithm and FFT Zoom factor You can display only one FFT spectrum at a time Math FFT option Settings Comments Source CH1 CH2 CH3 1 CH41 Selects the channel used as the FFT source Window Hanning Flattop Rectangular Selects the FFT window type See page 58 Selecting an FFT Window FFT Zoom X1 X2 X5 X10 Changes the horizontal magnification of the FFT display See page 61 Magnifying and Positioning an FFT Spectrum 1 Available only on a 4 channel oscilloscope Pos 250 0 KHZ MATH uU Trigg Operation Fundamental frequency component Window L BELL FFT Zoom am ama dam Ms Frequency 50 0 kHz 1 00 MS s Hanning component Frequency at the center graticule line Vertical scale in dB per division 0 dB 1 Vams Horizontal scale
134. om File Recalls the file from the USB flash drive Select File Lists the contents of the current USB flash drive folder and displays the next folder option Change Folder See page 64 File Management Conventions See page 103 File Utilities for the USB Flash Drive To Specifies the reference memory location to recall the waveform to Recall filename such as Loads the waveform from the specified TEK0000 CSV file to the location in reference memory and displays the waveform Key Points Saving and Recalling Setups The complete setup is stored in nonvolatile memory When you recall the setup the oscilloscope will be in the mode from which the setup was saved The oscilloscope saves the current setup if you wait three seconds after the last change before you power off the oscilloscope The oscilloscope then recalls this setup the next time you apply power Recalling the Default Setup You can push the Default Setup button to initialize the oscilloscope to a known setup To view option and control settings that the oscilloscope recalls when you push this button refer to Appendix D Default Setup Saving and Recalling Waveforms The oscilloscope must display any waveform that you want to save Two channel oscilloscopes can store two reference waveforms in internal nonvolatile memory Four channel oscilloscopes can store four but only display two at a time The oscilloscope can display both reference waveforms and chann
135. ompatibility Conformity EMC Compliance was demonstrated to the following specifications as listed in the Official Journal of the European Communities EN 61326 1 2006 EN 61326 2 1 2006 EMC requirements for electrical equipment for measurement control and laboratory use 23 CISPR 11 2003 Radiated and conducted emissions Group 1 Class A IEC 61000 4 2 2001 Electrostatic discharge immunity IEC 61000 4 3 2002 RF electromagnetic field immunity 4 IEC 61000 4 4 2004 Electrical fast transient burst immunity IEC 61000 4 5 2001 Power line surge immunity IEC 61000 4 6 2003 Conducted RF immunity 5 IEC 61000 4 11 2004 Voltage dips and interruptions immunity 6 EN 61000 3 2 2006 AC power line harmonic emissions EN 61000 3 3 1995 Voltage changes fluctuations and flicker European Contact Tektronix UK Ltd Western Peninsula Western Road Bracknell RG12 1RF United Kingdom This product is intended for use in nonresidential areas only Use in residential areas may cause electromagnetic interference Emissions which exceed the levels required by this standard may occur when this equipment is connected to a test object To ensure compliance with the EMC standards listed here high quality shielded interface cables should be used The instrument will exhibit lt 1 0 division waveform displacement and lt 2 0 division increase in peak to peak noise when subjected to radiated interference per IEC 61000 4 3 The instrument w
136. ope and the printer Push the Utility gt Options gt Printer Setup PRINT Button and select the Prints option Set the Ink Saver option to On the default setting Push the more page 2 of 3 and more page 3 of 3 option buttons to set up the printer The oscilloscope queries the printer and only displays options and values that the printer supports If you are not sure which setting to choose select Default for each option To print a screen image push the print front panel button The oscilloscope takes a few seconds to capture the screen image The settings of your printer and print speed determine how long it takes to print the data Additional time may be required according to the format selected NOTE You can use the oscilloscope while the printer prints TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 73 USB Flash Drive and Device Ports 6 If printing fails check that the USB cable is connected to the PictBridge port on the printer and try again NOTE The oscilloscope stores these settings until you change them even if you push the Default Setup button or you power off the oscilloscope NOTE To stop sending the screen image to the printer push Abort Printing 74 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Reference Acquire Key Points This chapter describes the menus and operating details associated with each front panel menu button or control
137. oscope User Manual 115 Appendix B TPP0101 and TPP0201 Series 10X Passive Probes Information 1 Connect the probe to the oscilloscope channel that you plan to use for your measurements 2 Connect the probe to the probe compensation output terminals on the oscilloscope front panel WARNING To avoid electric shock only connect to the Probe Comp signal on the oscilloscope when making this adjustment 3 Push Autoset or otherwise adjust your oscilloscope to display a stable waveform 4 Adjust the trimmer in the probe until you see a perfectly flat top square wave on the display See illustration WARNING To avoid electric shock only use the insulated adjustment tool when making compensation adjustments f TRA Undercompensated Properly Overcompensated compensated 2720005 Connecting the Probe to the Circuit Use the standard accessories included with the probe to connect to your circuit WARNING To avoid electric shock when using the probe or accessories keep fingers behind the finger guard of the probe body and accessories To reduce risk of shock ensure the ground lead and ground spring are fully mated before connecting the probe to the circuit under test 116 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Standard Accessories Appendix B TPP0101 and TPP0201 Series 10X Passive Probes Information The accessories included with the probe are shown below Item Description g
138. osphere Keep product surfaces clean and dry Provide proper ventilation Refer to the manual s installation instructions for details on installing the product so it has proper ventilation TDS2000C and TDS1000C EDU Series Oscilloscope User Manual V General safety summary Terms in this manual Symbols and terms on the vi product 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 These terms may appear on the product DANGER indicates an injury hazard immediately accessible as you read the marking m WARNING indicates an injury hazard not immediately accessible as you read the marking B CAUTION indicates a hazard to property including the product The following symbol s may appear on the product A Q CAUTION Protective Ground Earth Terminal Chassis Ground Mains Disconnected Mains Connected Refer to Manual Earth Terminal assis roun OFF Power ON Power a ll On Of TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Compliance Information This section lists the EMC electromagnetic compliance safety and environmental standards with which the instrument complies EMC Compliance EC Declaration of Meets intent of Directive 2004 108 EC for Electromagnetic C
139. oupling settings on each channel TDS1001C EDU TDS1002C EDU TDS2001C TDS2002C TDS2004C 100 1 at 60 Hz reducing to 20 1 with a sine wave with frequency equal to the 3 dB bandwidth and with equal Volts division and Coupling settings on each channel Crosstalk Channel Isolation The ratio of the level of a signal input into one channel to that of the same signal present in another channel due to stray coupling TDS1001C EDU TDS1002C EDU TDS1012C EDU TDS2012C TDS2022C 2024C TDS2001C TDS2002C 2004C 2014C gt 100 1 with 20 MHz sine 2100 1 with 30 MHz sine gt 100 1 with 50 MHz sine gt 100 1 with 100 MHz sine wave and with equal V div wave and with equal V div wave and with equal V div wave and with equal V div settings on each channel settings on each channel settings on each channel settings on each channel Table 3 Vertical Specifications Characteristic Description Number of Digitized Bits 8 bits except at 2 mV div The number of bits in each binary word that results from the A D converting each analog value value to a digitized value IEEE standard 1057 Section 2 2 1 Displayed vertically with 25 digitalization levels per division 10 divisions dynamic range 2 mVidivision setting is generated by digital multiplication and the resolution is reduced Given 100 levels available the resolution is gt 6 5 bits Sensitivity Range 2 mV Div to 5 V Div in 1 2 5 sequence with probe attenuation set to 1X V
140. ous frequencies and the respective sample rate At the fastest horizontal scale setting aliasing is not likely to occur due to the bandwidth limitations of the oscilloscope input amplifiers TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Taking Measurements Settings to avoid aliasing in Sample mode Understanding Oscilloscope Functions Time base Samples per second Maximum 2 5 ns 2 GS s 200 0 MHz t 5 0 to 250 0 ns 1 GS s or 2 GS s 200 0 MHz t 500 0 ns 500 0 MS s 200 0 MHz t 1 0 us 250 0 MS s 125 0 MHz t 2 5 us 100 0 MS s 50 0 MHz t 5 0 us 50 0 MS s 25 0 MHzt 10 0 us 25 0 MS s 12 5 MHz t 25 0 us 10 0 MS s 5 0 MHz 50 0 us 5 0 MS s 2 5 MHz 100 0 us 2 5 MS s 1 25 MHz 250 0 us 1 0 MS s 500 0 kHz 500 0 us 500 0 kS s 250 0 kHz 1 0 ms 250 0 kS s 125 0 kHz 2 5 ms 100 0 kS s 50 0 kHz 5 0 ms 50 0 kS s 25 0 kHz 10 0 ms 25 0 kS s 12 5 kHz 25 0 ms 10 0 kS s 5 0 kHz 50 0 ms 5 0 kS s 2 5 kHz 100 0 ms 2 5 kS s 1 25 kHz 250 0 ms 1 0 kS s 500 0 Hz 500 0 ms 500 0 S s 250 0 Hz 1 0s 250 0 S s 125 0 Hz 25s 100 0 S s 50 0 Hz 5 0 s 50 0 S s 25 0 Hz 10 0 s 25 0 S s 12 5 Hz 25 0 s 10 0 S s 5 0 Hz 50 0 s 5 0 S s 2 5 Hz Depending on the oscilloscope model t Bandwidth reduced to 6 MHz with a P2220 probe set to 1X The oscilloscope displays graphs of voltage versus time and can help you to measure the displayed waveform There are several ways to take measurements
141. out specific prior written permission THIS FONT IS PROVIDED BY THE TEAM AND CONTRIBUTORS AS IS AND ANY EXPRESS OR IMPLIED WARRANTIES INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED IN NO EVENT SHALL THE TEAM OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT INDIRECT INCIDENTAL SPECIAL EXEMPLARY OR CONSEQUENTIAL DAMAGES INCLUDING BUT NOT LIMITED TO PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES LOSS OF USE DATA OR PROFITS OR BUSINESS INTERRUPTION HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY WHETHER IN CONTRACT STRICT LIABILITY OR TORT INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS FONT EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Index Symbols and Numbers 1 2 3 or 4 channel connectors 18 channel menu buttons 14 A Abort printing 74 90 AC coupling trigger 96 vertical 104 Accessories 123 Acquire button 17 75 Acquire menu 75 Acquire signals basic concepts 22 Acquisition live display 77 single shot example 41 stopping 77 Acquisition modes 22 75 Average 22 76 indicators 10 Peak Detect 22 76 Sample 22 75 Add waveforms Math menu 87 Aliasing check for 24 FFT 59 time domain 23 Amplitude cursors 26 82 Amplitude measurements using cursors 36 Application examples analyzing a differential communication signal 49 ana
142. ped acquisition causes a broken line waveform Persistence The oscilloscope displays persistence waveform data with less intensity than live waveform data With Persistence set to Infinite record points accumulate until a control is changed Option Comments Off Removes default or old waveforms whenever new waveforms display Time limit Displays new waveforms at normal intensity and old waveforms at a lower intensity erases old waveforms when they reach the time limit Infinite Older waveforms become less bright but always remain visible use Infinite persistence to look for infrequent events and to measure long term peak to peak noise XY Format Use the XY format to analyze phase differences such as those represented by Lissajous patterns The format plots the voltage on channel 1 against the voltage on channel 2 where channel 1 is the horizontal axis and TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Reference channel 2 is the vertical axis The oscilloscope uses the untriggered Sample acquisition mode and displays data as dots The sampling rate is fixed at 1 MS s NOTE The oscilloscope can capture a waveform in normal YT mode at any sampling rate You can view the same waveform in XY mode To do so stop the acquisition and change the display format to XY In XY format the controls operate as follows m The channel 1 Vertical Scale and Vertical Position controls set the horizontal scale an
143. rcuit under test before disconnecting the probe from the measurement instrument Ground the product This product is grounded through the grounding conductor of the power cord To avoid electric shock the grounding conductor must be connected to earth ground Before making connections to the input or output terminals of the product ensure that the product is properly grounded 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 Connect the probe reference lead to earth ground only Do not apply a potential to any terminal including the common terminal that exceeds the maximum rating of that terminal Power disconnect The power switch disconnects the product from the power source See instructions for the location Do not block the power switch it must remain accessible to the user at all times Do not operate without covers Do not operate this product with covers or panels removed Do not operate with suspected failures If you suspect that there is damage to this product have it inspected by qualified service personnel Avoid exposed circuitry Do not touch exposed connections and components when power is present TDS2000C and TDS1000C EDU Series Oscilloscope User Manual General safety summary Do not operate in wet damp conditions Do not operate in an explosive atm
144. ries are excluded from this warranty Parts modules and replacement products used by Tektronix for warranty work may be new or reconditioned to like new performance All replaced parts modules and products become the property of Tektronix 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 servi
145. rizontal Scale knob to a larger value change the horizontal position and then turn the Horizontal Scale knob back to the previous value Horiz Displays the Horizontal Menu Set to Zero Sets the horizontal position to zero Scale Selects the horizontal time division scale factor for the main or the window time base When Window Zone is enabled it changes the width of the window zone by changing the window time base See page 87 Window Zone TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Operating Basics Trigger Controls 4 channel model Level Level a ga Cu A Trig C a ga Menu 2722 06 Tri Set To 50 Force Trig Tri 2722 007 2 channel model Level When you use an Edge or Pulse trigger the Level knob sets the amplitude level that the signal must cross to acquire a waveform Trig Menu Displays the Trigger Menu Set To 50 The trigger level is set to the vertical midpoint between the peaks of the trigger signal Force Trig Completes an acquisition regardless of an adequate trigger signal This button has no effect if the acquisition is already stopped Trig View Displays the trigger waveform in place of the channel waveform while you hold down the Trig View button Use this to see how the trigger settings affect the trigger signal such as trigger coupling Menu and Control Buttons Multipurpose knob e J e AutoRange Save Recall Measure SOOOOO M Run OO amp e 2
146. rs fill the space between adjacent sample points in the display Dots display only the sample points Persist OFF 1 sec 2 sec Sets the length of time each displayed 5 sec Infinite sample point remains displayed Format YT XY YT format displays the vertical voltage in relation to time horizontal scale XY format displays a dot each time a sample is acquired on channel 1 and channel 2 Channel 1 voltage or current determines the X coordinate of the dot horizontal and the channel 2 voltage or current determines the Y coordinate vertical Depending on the type waveforms will be displayed in three different styles solid dimmed and broken TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 83 Reference 84 Key Points A solid waveform indicates a channel live waveform display The waveform remains solid when the acquisition is stopped if no controls are changed that make the display accuracy uncertain Changing the vertical and horizontal controls is allowed on stopped acquisitions Reference waveforms appear white and waveforms with persistence applied appear in the same color as the Main waveform but with less intensity A broken line indicates the waveform display no longer matches the controls This happens when you stop the acquisition and change a control setting that the oscilloscope is not able to apply to the displayed waveform For example changing the trigger controls on a stop
147. s 128 Delay measurements 89 Delayed sweep 86 Deleting files or folders 103 Deleting files or folders 100 Delta readouts in Cursor menu 82 Description general 1 Diagonal lines in waveform peak detect 76 Directories deleting 100 103 Display intensity 83 menu 83 persistence 83 readouts 9 style Invert 105 style of waveforms 83 type vectors or dots 83 XY format 83 YT format 83 Display button 17 83 Displaying waveforms 104 reference 91 Do Self Cal option 8 Dots display type 83 Dual time base 14 86 Duty cycle measurements 89 E Edge trigger 96 EPSIMAGE file format 68 Error Log 102 Ext Trig connector 18 probe compensation 6 F Factory calibration 103 Factory setup 127 recalling 95 Fall time measurements 89 Features overview 1 FFT aliasing 59 remedies 61 FFT spectrum applications 55 displaying 57 magnify 61 measuring magnitude and frequency with cursors 62 Nyquist frequency 56 process 55 readouts 57 window 58 FFT window Flattop 59 Hanning 59 Rectangular 59 FFT zoom horizontal 57 vertical 56 Field video trigger 98 File formats for images 68 File utilities 103 creating files or folders 103 deleting files or folders 100 103 navigating the directory structure 103 renaming files or folders 104 selecting files or folders 103 USB flash drive contents 103 Fine resolution 105 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Firmwar
148. s all be a specific width and you need to verify that they are Edge triggering shows that your signal is as specified and the pulse width measurement does not vary from the specification However you think there might be a problem To set up a test for pulse width aberrations follow these steps 1 aon ge p 9 Push the AutoSet button to trigger a stable display Push the single cycle J L option button in the AutoSet Menu to view a single cycle of the signal and to quickly take a Pulse Width measurement Push the Trig Menu button to see the Trigger Menu Push Type 5 Pulse Push Source CHI Turn the trigger Level knob to set the trigger level near the bottom of the signal Push When P equals Turn the multipurpose knob to set the pulse width to the value reported by the Pulse Width measurement in step 2 Push More Mode gt Normal You can achieve a stable display with the oscilloscope triggering on normal pulses TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Application Examples 1 Push the When option button to select Z lt or gt If there are any aberrant pulses that meet the specified When condition the oscilloscope triggers NOTE The trigger frequency readout shows the frequency of events that the oscilloscope might consider to be a trigger and may be less than the fr
149. s of the template 1 Push the front panel Utility button 2 Select Limit Test from the resulting side menu to bring up the limit testing menu 3 Select Source from the side menu to define the source of the waveform to compare against the limit test template 4 Select Compare To to specify the limit test template against which to compare test signals sectioned with the Source menu item 5 Push Template Setup from the side menu to define the boundary to compare with the input source signals You can create the template from internal or external waveforms with specific horizontal and vertical tolerances You can also create them from previously saved template settings On the resulting side menu Push Source to set the location of the signal source used to create the limit test template Push V Limit and turn the multipurpose knob to set the vertical limitation value in vertical divisions by which you can vary the source waveform vertically when you create the test template Push H Limit and turn the multipurpose knob to set the horizontal limitation value in horizontal divisions by which you can vary the source waveform horizontally when you create the test template Push Apply Template to store the template waveform to the reference channel selected in the Destination menu Push Destination to set the location of the reference memory location used to store the limit test template Push Display Template and toggle betwee
150. sh Utility Options Printer Setup and set the following options Ink Saver On Off Prints the screen image on a white background when you select On Layout Portrait Landscape Printer output orientation 3 Access the screen you want to save 4 Push the Save Recall front panel button 5 Select the Action gt Save Image gt Save option The oscilloscope saves the screen image in the current folder and automatically generates the file name See page 91 Save Recall You can recall the oscilloscope settings or waveform data from a file on the USB flash drive through the Save Recall menu Each recall option operates in a similar way As an example to recall a waveform file from a USB flash drive follow these steps 1 Insert the USB flash drive that contains the desired waveform file into the USB Flash Drive port on the front of the oscilloscope 2 Push the Save Recall front panel button 3 Select the Action Recall Waveform gt Select File option You can use the Change Folder option to navigate to another folder on the flash drive 4 Turn the multipurpose knob to select the waveform file to recall The name of the file in the Recall option changes as you scroll TDS2000C and TDS1000C EDU Series Oscilloscope User Manual USB Flash Drive and Device Ports 5 Select the To option and specify which reference memory location to recall the waveform to RefA or RefB RefC and RefD are available on 4 channel mo
151. strument 2 0 kg 4 4 Ibs With accessories 2 2 kg 4 9 Ibs When packaged for domestic shipment 3 6 kg 8 Ibs TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 113 Appendix A Specifications 114 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Appendix B TPP0101 and TPP0201 Series 10X Passive Probes Information The TPP0101 amp TPP0201 Series 10X Passive Probes are high impedance passive probes with 10X attenuation that are designed for use with the following Tektronix oscilloscopes m TDS1000C EDU TDS2000C oscilloscopes that have 20 pF of input capacitance The compensation range of these probes is 15 25 pF The probes have no user or Tektronix serviceable parts WARNING Do not float the TPP0101 and TPP0201 probes on any oscilloscope Connecting the Probe to the Oscilloscope Connect the probe as shown in the illustrations below QE A De XQ Hook tip Le Compensation adjust Ground lead i Input channel Compensation output 2786 001 Compensating the Probe Due to variations in oscilloscope input characteristics the low frequency compensation of the probe may need adjustment after moving the probe from one oscilloscope channel to another If a 1 kHz calibrated square wave displayed at 1 ms division shows significant differences between the leading and trailing edges perform the following steps to optimize low frequency compensation TDS2000C and TDS1000C EDU Series Oscill
152. the version number of the software and the serial number Lists values of the communications parameters Setting the Date and Time You can use the Set Date and Time menu to set the clock date and time The oscilloscope displays this information and also uses it to time stamp files written to a USB flash drive The oscilloscope contains a built in nonreplaceable battery to maintain the clock settings The clock does not automatically adjust for seasonal time changes The calendar does adjust for Leap years 102 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Reference Options Comments T Moves the field selection highlight up or down through the list Use i the multipurpose knob to change the value of the selected field Set Date and Time Updates the oscilloscope with the specified date and time Cancel Closes the menu and returns to the previous menu without saving any changes Self Calibration The self calibration routine optimizes the oscilloscope accuracy for the ambient temperature For maximum accuracy perform a self cal if the ambient temperature changes by 5 C 9 F or more For accurate calibration power on the oscilloscope and wait twenty minutes to ensure it is warmed up Follow the directions on the screen Factory calibration uses externally generated voltages and requires specialized equipment The recommended interval is one year See Contacting Tektronix on the copyright page for information on ha
153. time which is the pulse width measurement TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 37 Application Examples 38 Measuring Rise Time Time Source At 500 0us 1 At 2 000kHz AV 1 38V Cursor 1 0 00s 0 98V ursor 2 00us 1 00 NOTE The Positive Width measurement is available as an automatic measurement in the Measure Menu See page 89 Taking Measurements NOTE The Positive Width measurement also displays when you select the Single Cycle Square option in the AutoSet Menu See page 81 Square Wave or Pulse After measuring the pulse width you decide that you need to check the rise time of the pulse Typically you measure rise time between the 10 and 90 levels of the waveform To measure the rise time follow these steps 1 Turn the Horizontal Scale seconds division knob to display the rising edge of the waveform 2 Turn the Vertical Scale volts division and Vertical Position knobs to set the waveform amplitude to about five divisions 3 Push the 1 channel 1 menu button 4 Push Volts Div 9 Fine 5 Turn the Vertical Scale volts division knob to set the waveform amplitude to exactly five divisions 6 Turn the Vertical Position knob to center the waveform position the baseline of the waveform 2 5 divisions below the center graticule 7 Push the Cursor button to see the Cursor Menu 8 Push Type Time 9
154. to detect glitches as narrow as 10 ns and to limit the possibility of aliasing This mode is effective when at the horizontal scale setting of 5 ms division or slower Peak Detect acquisition intervals 1250 Sample points displayed Peak Detect mode displays the highest and lowest acquired voltage in each interval NOTE If you set the horizontal scale seconds division setting to 2 5 ms div or faster the acquisition mode changes to Sample because the sample rate is fast enough that Peak Detect is not necessary The oscilloscope does not display a message to tell you that the mode was changed to Sample When there is enough waveform noise a typical peak detect display shows large black areas The oscilloscope displays this area with diagonal lines to improve display performance Typical peak detect display TDS2000C and TDS1000C EDU peak detect display Average Use Average acquisition mode to reduce random or uncorrelated noise in the signal you want to display Data is acquired in sample mode then a number of waveforms are averaged together Select the number of acquisitions 4 16 64 or 128 to average for the waveform TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Autorange Reference Run Stop Button Push the Run Stop button when you want the oscilloscope to continuously acquire waveforms Push the button again to stop the acquisition Single Button Push the Single single sequence button when
155. top RUN Horizontal scale seconds division Adjusted Trigger coupling DC Trigger holdoff Minimum Trigger level Adjusted Trigger mode Edge Vertical bandwidth Full Vertical BW limit Off Vertical coupling DC Vertical invert Off Vertical scale volts division Adjusted The following changes to the setup of the oscilloscope deactivate autorange Vertical scale deactivates vertical autoranging Horizontal scale deactivates horizontal autoranging Display or remove a channel waveform Trigger settings Single sequence acquisition mode Recall a setup TDS2000C and TDS1000C EDU Series Oscilloscope User Manual m XY Display format Persistence Reference The Autorange function is usually more useful than Autoset in the following situations m Analyzing a dynamically changing signal Quickly comparing a sequence of several signals without adjusting the oscilloscope This is very useful if you need to use two probes at the same time or if you need to use a probe in one hand and are holding something else in the other Controlling which settings the oscilloscope automatically adjusts If your signals vary in frequency but have similar amplitudes you can use Horizontal Only autoranging The oscilloscope will adjust the horizontal settings but leave the vertical settings unchanged This way you can visually estimate the amplitude of the signal without worrying about the vertical scale changing Vertical Only autoranging wor
156. torange function An LED light turns on adjacent to the AutoRange button that indicates when the function is active This function automatically adjusts setup values to track a signal If the signal changes the setup continues to track the signal When you power on the oscilloscope autoranging is always inactive Options Comment Autoranging Activates or deactivates the Autorange function when activated the adjacent LED light turns on Vertical and Horizontal Tracks and adjusts both axes Vertical Only Tracks and adjusts the Vertical scale does not change the horizontal settings TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 77 Reference 78 Options Comment Horizontal Only Tracks and adjusts the Horizontal scale does not change the vertical settings Undo Autoranging Causes the oscilloscope to recall the previous setup The following conditions cause autorange to adjust settings Too many or too few waveform periods for a clear display of the trigger source except when in Vertical Only Waveform amplitude too large or too small except when in Horizontal Only Ideal trigger level changes When you push the AutoRange button the oscilloscope adjusts controls to produce a usable display of the input signal Function Setting Acquire mode Sample Display format YT Display persist Off Horizontal position Adjusted Horizontal view Main Run S
157. ttenuation option is 10X TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Getting Started Current Probe Scaling Self Calibration If you change the Attenuation switch on a P2220 probe you also need to change the oscilloscope Attenuation option to match Switch settings are 1X and 10X Attenuation switch NOTE When the Attenuation switch is set to 1X the P2220 probe limits the bandwidth of the oscilloscope to 6 MHz To use the full bandwidth of the oscilloscope be sure to set the switch to 10X Current probes provide a voltage signal proportional to the current You need to set the oscilloscope to match the scale of your current probe The default scale is 10 A V For example to set the scale for a current probe connected to CH 1 push the 1 Probe gt Current gt Scale option and select an appropriate value The self calibration routine lets you optimize the oscilloscope signal path for maximum measurement accuracy You can run the routine at any time but you should always run the routine if the ambient temperature changes by 5 C 9 F or more The routine takes about two minutes For accurate calibration power on the oscilloscope and wait twenty minutes to ensure it is warmed up To compensate the signal path disconnect any probes or cables from the input connectors Then access the Utility Do Self Cal option and follow the directions on the screen TDS2000C and TDS1000C EDU Series Os
158. ttings or submenus Reference Comments Select Folder Lists the contents of the current USB flash drive folder and displays the folder options Change Folder See page 64 File Management New Folder Conventions See page 103 File Utilities for the USB Flash Drive Layout 1 Portrait Landscape Select portrait or landscape image layout Ink Saver 1 On Off Activates or deactivates Ink Saver mode Save filename such as TEKO0000 TIF Saves the screen image to the automatically generated file name in the current USB flash drive folder 1 See page 90 Print When the print button option is set to Saves Image to File the oscilloscope saves screen images to a USB flash drive when you push the Save button See page 68 Saves Image to File Save Setup The Save Setup action saves the current oscilloscope settings to a file named TEKnnnn SET in a specified folder or in nonvolatile setup memory A setup file contains an ASCII text string that lists the oscilloscope settings Options Settings or submenus Comments Save To Setup Saves the current oscilloscope settings to a location in the nonvolatile setup memory File Saves the current oscilloscope settings to a file on the USB flash drive Setup 1 to 10 Specifies which nonvolatile setup memory location to save to Select Folder Save Lists the contents of the current USB flash drive folder Change Folder See pa
159. up To recall this setup push the Default Setup button To view the default settings refer to Appendix D Default Setup The trigger determines when the oscilloscope starts to acquire data and to display a waveform When a trigger is set up properly the oscilloscope converts unstable displays or blank screens into meaningful waveforms PT TT ye Ty yyy L i4 LII IL eet tT MAMME AMMAN L L1 TTT TTT TS 7a s mm an m LINT JE TA JM LIEN ATE V AN MI VEA LIN LAE LM IZ LU 1 TL TTT TET TT TEAT TETN EERE SE Pees Untriggered waveforms eee LT SUE ANENE L Triggered waveform For oscilloscope specific descriptions refer to the Operating Basics chapter See page 15 Trigger Controls Refer also to the Reference chapter See page 96 Trigger Controls When you push the Run Stop or Single button to start an acquisition the oscilloscope goes through the following steps 1 Acquires enough data to fill the portion of the waveform record to the left of the trigger point This is called the pretrigger 2 Continues to acquire data while waiting for the trigger condition to occur 3 Detects the trigger condition TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Understanding Oscilloscope Functions 4 Continues to acquire data until the waveform record is full 5 Displays the newly acquired waveform NOTE For Edge and Pulse triggers the oscilloscope counts the rate at which tr
160. urrent oscilloscope settings to a file in a specified folder or in nonvolatile setup memory Save Waveform Saves the specified waveform to a file or to reference memory Recall Setup Recalls an oscilloscope setup file from a USB flash drive or from a location in nonvolatile setup memory Recall Waveform Recalls a waveform file from a USB flash drive to reference memory The Save All action configures the PRINT button to save data to a USB flash drive or to send data to a printer Options Settings or submenus Comments PRINT Button Saves All to Files 1 See page 67 Saves Image to File 1 See page 68 Prints See page 73 Select Folder Lists the contents of the current USB flash drive folder Change Folder See page 64 File Management New Folder Conventions See page 103 File Utilities for the USB Flash Drive Back Returns to the Save All menu About Save All Displays the help topic 1 AnLED lights adjacent to the PRINT button to indicate the alternative Save function that sends data to a USB flash drive The Save Image action saves a screen image to a file in a specified format Options Settings or submenus Comments File Format EPSIMAGE JPEG BMP PCX TIFF RLE Sets the screen image graphics file format About Saving Images Displays the help topic TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Options Se
161. utorange saving a setup and recalling a setup Using Autoset Each time you push the AutoSet button the Autoset function obtains a stable waveform display for you It automatically adjusts the vertical scale horizontal scale and trigger settings Autoset also displays several automatic measurements in the graticule area depending on the signal type Using Autorange Autorange is a continuous function that you can enable or disable The function adjusts setup values to track a signal when the signal exhibits large changes or when you physically move the probe to a different point TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 19 Understanding Oscilloscope Functions Saving a Setup Recalling a Setup Default Setup Triggering 20 The oscilloscope saves the current setup if you wait five seconds after the last change before you power off the oscilloscope The oscilloscope recalls this setup the next time you apply power You can use the Save Recall Menu to save up to ten different setups You can also save setups to a USB flash drive The oscilloscope accommodates a USB flash drive for removable data storage and retrieval See page 63 USB Flash Drive Port The oscilloscope can recall the last setup before the oscilloscope was powered off any saved setups or the default setup See page 91 Save Recall The oscilloscope is set up for normal operation when it is shipped from the factory This is the default set
162. v to 10 s div 4 div x s div to 50 s 2 5 s div to 50 s div 4 div x s div to 250 s The user controls the time from the trigger to the center graticule on the display with the Horizontal Position knob The resolution of the horizontal position time is 1 25 of a horizontal division 110 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Table 5 Trigger Specifications Characteristic Description Appendix A Specifications Sensitivity Edge Type Trigger DC Coupled Trigger Source Sensitivity Measurement style A Sensitivity Measurement style B Channel Inputs All Products 1 5 div from DC to 10 MHz gt 2 mV div 1 div from DC to 10 Hz gt 2 mV div 2 5 div from DC to 10 MHz 4 div from DC to 10 MHz 2 mV div 2 mV div TDS1001C EDU 3 div between 10 MHz and 40 MHz 1 5 div between 10 MHz and 40 MHz TDS1002C EDU 3 div between 10 MHz and 60 MHz 1 5 div between 10 MHz and 60 MHz TDS2001C 3 div between 10 MHz and 50 MHz 1 5 div between 10 MHz and 50 MHz TDS2002C TDS2004C 3 div between 10 MHz and 70 MHz 1 5 div between 10 MHz and 70 MHz TDS1012C EDU 3 div between 10 MHz and 100 MHz 1 5 div between 10 MHz and TDS2012C TDS2014C 100 MHz TDS2022C TDS2024C 3 div between 10 MHz and 200 MHz 2 0 div above 100 1 5 div from 10 MHz to 100 MHz Hz to 200 MHz EXT 300 mV from DC to 100 MHz 200 mV from DC to 100 MHz 500 mV from 100 MHz
163. veforms When you turn a Vertical Scale knob the oscilloscope increases or decreases the vertical size of the waveform on the screen Vertical Measurement Overrange Clipping Waveforms that extend beyond the screen overrange and display a in the measurement readout indicates an invalid value Adjust the vertical scaling to ensure the readout is valid Key Points Ground Coupling Use Ground coupling to display a zero volt waveform Internally the channel input is connected to a zero volt reference level Fine Resolution The vertical scale readout displays the actual volts division setting while in the fine resolution setting Changing the setting to coarse does not change the vertical scale until the Vertical Scale control is adjusted TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 105 Reference Remove Waveform To remove a waveform from the display push a channel menu front panel button For example push the 1 channel 1 menu button to display or remove the channel 1 waveform NOTE You do not have to display a channel waveform to use it as a trigger source or for math operations NOTE You must display a channel waveform to take measurements from it use cursors on it or to save it as a Reference waveform or to a file 106 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Appendix A Specifications All specifications apply to the TDS2000C and TDS1000C EDU series models TPP0101 and TPP020
164. vertical lines on the display and measure both horizontal and vertical parameters Times are referenced to the trigger point For the Math FFT function these cursors measure frequency Time cursors also include a readout of the waveform amplitude at the point the waveform crosses the cursor The Measure Menu can take up to five automatic measurements When you take automatic measurements the oscilloscope does all the calculating for you Because the measurements use the waveform record points they are more accurate than the graticule or cursor measurements TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Understanding Oscilloscope Functions Automatic measurements use readouts to show measurement results These readouts are updated periodically as the oscilloscope acquires new data For measurement descriptions refer to the Reference chapter See page 89 Taking Measurements TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 2 Understanding Oscilloscope Functions 28 TDS2000C and TDS1000C EDU Series Oscilloscope User Manual Application Examples This section presents a series of application examples These simplified examples highlight the features of the oscilloscope and give you ideas for using it to solve your own test problems B Taking simple measurements Using Autoset Using the Measure Menu to take automatic measurements Measuring two signals and calculating gain Using Autorange to examine a series
165. ving Tektronix perform a Factory Calibration of your oscilloscope File Utilities for the USB One folder is always designated as the current folder The current folder is the Flash Drive default location to save and recall files You can use the File Utilities menu to do the following tasks List the contents of the current folder m Select a file or folder B Navigate to other folders Create rename and delete files and folders m Format a USB flash drive Options Comments Change Folder Navigates to the selected USB flash drive folder Use the multipurpose knob to select a file or folder then select the Change Folder menu option To return to the previous folder select the tUp folder item and then select the Change Folder menu option New Folder Creates a new folder in the current folder location named NEW FOL and displays the Rename menu for changing the default folder name Rename filename or Displays the Rename screen to rename a folder or file described folder next Delete filename or Deletes the selected file name or folder a folder must be empty folder before you can delete it TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 103 Reference Options Comments Confirm Delete Displays after pressing Delete to confirm a file delete action Pressing any button or knob other than Confirm Delete cancels the file delete action Format Formats the USB flash drive this delet
166. w the display area and readouts See page 9 Display Area You can change the vertical position of waveforms by moving them up or down in the display To compare data you can align a waveform above another or you can align waveforms on top of each other You can change the vertical scale of a waveform The waveform display will contract or expand relative to the ground reference level For oscilloscope specific descriptions refer to the Operating Basics chapter See page 13 Vertical Controls Refer also to the Reference chapter See page 104 Vertical Controls You can adjust the Horizontal Position control to view waveform data before the trigger after the trigger or some of each When you change the horizontal position of a waveform you are actually changing the time between the trigger and the center of the display This appears to move the waveform to the right or left on the display For example if you want to find the cause of a glitch in your test circuit you might trigger on the glitch and make the pretrigger period large enough to capture data before the glitch You can then analyze the pretrigger data and perhaps find the cause of the glitch You change the horizontal scale of all the waveforms by turning the Horizontal Scale knob For example you might want to see just one cycle of a waveform to measure the overshoot on its rising edge The oscilloscope shows the horizontal scale as time per division in the scale
167. which trigger events occur to determine trigger frequency and displays the frequency in the lower right corner of the screen Key Points Trigger When The pulse width of the source must be 75 ns for the oscilloscope to detect the pulse When options Details x Triggers the oscilloscope when the signal pulse width is equal to or not equal to the specified pulse width within a 5 tolerance Triggers the oscilloscope when the source signal pulse width is less than or greater than the specified pulse width V H TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 99 Reference 100 Knobs and Buttons Triggers when pulse is Triggers when pulse is less than width setting greater than width setting lt gt Threshold level Triggers when pulse is equal Triggers when pulse is not to width setting 5 equal to width setting 5 FY Threshold level gt i cH Tolerance Tolerance e Trigger point Refer to the Application Examples chapter for an example of triggering on aberrant pulses See page 44 Triggering on a Specific Pulse Width Level Knob Use to control the Trigger Level Set To 50 Button Use the Set To 50 button to quickly stabilize a waveform The oscilloscope automatically sets the Trigger Level to be about halfway between the minimum and maximum voltage levels This is useful when you connect a signal to the Ext Trig BNC and set the trigg
168. y frequency components are shown on the screen you can use the FFT Zoom option to magnify the FFT spectrum m Ifyou do not need to view frequency components above 20 MHz set the Bandwidth Limit option to On Put an external filter on the source signal to bandwidth limit the source waveform to frequencies below that of the Nyquist frequency amp Recognize and ignore the aliased frequencies B Use zoom controls and the cursors to magnify and measure the FFT spectrum Magnifying and Positioning an FFT Spectrum You can magnify and use cursors to take measurements on the FFT spectrum The oscilloscope includes an FFT Zoom option to magnify horizontally To magnify vertically you can use the vertical controls Horizontal Zoom and The FFT Zoom option lets you horizontally magnify the FFT spectrum without Position changing the sample rate Zoom factors are X1 default X2 X5 and X10 At zoom factor X1 and with the waveform centered in the graticule the left graticule line is at 0 Hz and the right graticule line is at the Nyquist frequency When you change the zoom factor the FFT spectrum is magnified about the center graticule line In other words the axis of horizontal magnification 1s the center graticule line Turn the Horizontal Position knob clockwise to move the FFT spectrum to the right Push the Set To Zero button to position the center of the spectrum at the center of the graticule Vertical Zoom and Position The channe
169. ys several fields and the oscilloscope triggers on any field wl Lines All Lines Displays one complete line with parts of the previous and next line the oscilloscope triggers on any line wl Sy Lines Number Displays one complete line with parts of the previous and next line use the multipurpose knob to select a specific line number for the oscilloscope to use as a trigger wd Odd Fields Displays several fields and the oscilloscope triggers only on odd numbered fields TDS2000C and TDS1000C EDU Series Oscilloscope User Manual 81 Reference Cursor 82 Video signal options Details uli Displays several fields and the oscilloscope triggers only on even numbered fields Even Fields Undo Autoset Causes the oscilloscope to recall the previous setup NOTE Video autoset sets the Display Type option to Dot Mode Push the Cursor button to display the measurement cursors and Cursor Menu and then use the multipurpose knob to change the position of a cursor Options Settings Comments Type 1 Time Amplitude Off Select and display the measurement cursors Time measures time frequency and amplitude Amplitude measures amplitude such as current or voltage Source CH1 CH2 CH3 CH42 Choose the waveform on which to take MATH REFA REFB the cursor measurements REFC 2 REFD Cursor readouts display the measurement A Displays the absolute value of the difference delta

Download Pdf Manuals

Related Search

Related Contents

Telephone Call Blocker T  寶みください。 はカタログー取扱説明書をお  Paquete Combo de Cargado Rápido  PDFダウンロード  Philips DVD-Video/VHSspe DVP3100V  Power  Epson WP-4595DNF      

Copyright © All rights reserved. Failed to retrieve file