List of Figures................................................................................................................................................................................9
List of Tables............................................................................................................................................................................... 12
Getting help and support.............................................................................................................................................................14
Related documentation........................................................................................................................................................ 14
Minimum system requirements............................................................................................................................................ 16
Instruments and accessories required................................................................................................................................. 16
Installing the software.......................................................................................................................................................... 17
File name extensions........................................................................................................................................................... 18
Launch the application......................................................................................................................................................... 20
Global application controls...................................................................................................................................................22
Options menu overview................................................................................................................................................ 23
TekExpress instrument control settings........................................................................................................................ 24
Set DUT parameters.....................................................................................................................................................28
Set acquisition tab parameters..................................................................................................................................... 30
Set configuration tab parameters..................................................................................................................................32
Set preferences tab parameters................................................................................................................................... 56
Status panel......................................................................................................................................................................... 57
Status panel overview...................................................................................................................................................57
View a report.................................................................................................................................................................63
Compensate the signal path......................................................................................................................................... 97
View test results...................................................................................................................................................................98
Saving and recalling test setup................................................................................................................................................... 99
Test setup files overview...................................................................................................................................................... 99
Save a test setup................................................................................................................................................................. 99
Open (load) a saved test setup............................................................................................................................................99
Create a test setup from default settings............................................................................................................................. 99
Create a test setup using an existing one..........................................................................................................................100
About SCPI command....................................................................................................................................................... 101
Socket configuration for SCPI commands......................................................................................................................... 101
1000BASE-T and 1000BASE-T-Multi Pair.........................................................................................................................129
1000BASE-T CM voltage............................................................................................................................................132
100BASE-T signal amplitude symmetry..................................................................................................................... 133
100BASE-T rise and fall time......................................................................................................................................133
10BASE-T MAU Ext....................................................................................................................................................134
10BASE-T MAU Int.....................................................................................................................................................134
10BASE-T link pulse...................................................................................................................................................135
10BASE-T CM Voltage............................................................................................................................................... 136
Figure 6: Connection diagram for SHORT Calibration ...............................................................................................................41
Figure 7: Configuration Panel to select Signal Source and to perform Return Loss Calibration ................................................42
Figure 8: Calibration panel before performing calibration .......................................................................................................... 43
Figure 9: Calibration panel after calibration is performed for OPEN, SHORT, and LOAD and then Apply ................................ 43
Figure 10: Connection diagram for SHORT Calibration .............................................................................................................44
Figure 11: Calibration output for SHORT calibration .................................................................................................................. 44
Figure 12: Connection diagram for OPEN Calibration ............................................................................................................... 45
Figure 13: Calibration output for OPEN calibration .................................................................................................................... 45
Figure 14: Calibration output for LOAD calibration .................................................................................................................... 46
Figure 15: Calibration output for LOAD calibration .................................................................................................................... 46
Figure 16: Return Loss Signal Source selection, with Do not use configuration.........................................................................47
Figure 17: AWG with Return Loss waveform loaded.................................................................................................................. 47
Figure 18: AFG with Return Loss waveforms loaded..................................................................................................................48
Figure 20: Configuration Panel for selecting Signal Source and to perform JigMatch Calibration..............................................50
Figure 21: Connection diagram to measure Disturbing Signal using JigMatch ..........................................................................51
Figure 22: Disturber Compensation in JigMatch......................................................................................................................... 51
Figure 23: Connection diagram to measure linearities of Test Fixture using JigMatch .............................................................. 52
Figure 24: Test Fixture Compensation in JigMatch..................................................................................................................... 52
Figure 25: Connection diagram to measure linearities of the Test Fixture using JigMatch ........................................................ 53
Figure 26: Test Fixture Compensation in JigMatch..................................................................................................................... 53
Figure 27: JigMatch Signal Source selection, with "Do not use" configuration........................................................................... 54
Figure 28: AWG with Test Mode 1 waveform loaded.................................................................................................................. 54
Figure 29: AWG with Test Mode 4 waveform loaded.................................................................................................................. 55
Figure 30: AFG with Test Mode 1 waveform loaded................................................................................................................... 55
Figure 31: AFG with Test Mode 4 waveform loaded................................................................................................................... 56
Figure 32: Test status view..........................................................................................................................................................57
Figure 34: 1000BASE-T Template, Peak Volt, and Droop (Without Disturber) .......................................................................... 65
Figure 35: 1000BASE-T Template, Peak Volt, and Droop (With Disturber) ............................................................................... 66
Figure 36: Distortion with Disturber with Clock .......................................................................................................................... 67
Figure 37: Distortion with Disturber without Clock ..................................................................................................................... 68
Figure 38: Distortion without Disturber with Clock ..................................................................................................................... 69
Figure 39: Distortion without Disturber without Clock ................................................................................................................ 70
Figure 40: Master and Slave Jitter without Clock .......................................................................................................................71
Figure 46: Slave Unfiltered Jitter with Clock .............................................................................................................................. 77
Figure 47: 1000BASE-T CM Voltage ......................................................................................................................................... 78
Figure 48: 1000BASE-T Transmitter Return Loss ......................................................................................................................79
Figure 49: 1000BASE-T Receiver Return Loss ......................................................................................................................... 80
Figure 50: 1000BASE-T-Multi Pair Template, Peak Volt, and Droop (Without Disturber)........................................................... 81
Figure 51: 1000BASE-T-Multi Pair Template, Peak Volt, and Droop (With Disturber)................................................................ 81
Figure 52: Distortion with Disturber with Clock........................................................................................................................... 82
Figure 53: Distortion with Disturber without Clock...................................................................................................................... 83
Figure 54: Distortion without Disturber with Clock...................................................................................................................... 84
Figure 55: Distortion without Disturber without Clock................................................................................................................. 84
Figure 56: Master and Slave Jitter without Clock........................................................................................................................85
Figure 62: Slave Unfiltered Jitter with Clock............................................................................................................................... 88
Figure 63: 1000BASE-T-Multi Pair CM Voltage.......................................................................................................................... 89
Figure 64: 1000BASE-T-Multi Pair Transmitter Return Loss ......................................................................................................90
Figure 65: 100BASE-T connection diagram for all tests except Return Loss ............................................................................ 91
Figure 66: 100BASE-T Transmitter Return Loss ........................................................................................................................92
Figure 67: 100BASE-T Receiver Return Loss ........................................................................................................................... 93
10
List of Figures
Figure 68: 10BASE-T MAU, Jitter, TP_IDL Load With TPM, Link Pulse Timing With TPM, and Link Pulse Load With TPM .... 94
Figure 69: 10BASE-T TP_IDL Load Without TPM, Jitter, Link Pulse Load Without TPM, Harmonic, and Link Pulse Timing
Without TPM , and Differential Voltage ........................................................................................................................95
Figure 70: 10BASE-T Transmitter Return Loss ..........................................................................................................................96
Figure 71: 10BASE-T Receiver Return Loss ............................................................................................................................. 97
Table 2: System requirements.....................................................................................................................................................16
Table 3: Instruments and accessories required for Ethernet application.....................................................................................16
Table 4: Application directories and usage..................................................................................................................................18
Table 11: Return Loss test method configuration and bandwidth limiting....................................................................................35
Table 12: Measurements configuration for Analyze 1000BASE-T and 1000BASE-T-Multi Pair ................................................ 35
Table 13: Measurements configuration for Analyze 100BASE-T ............................................................................................... 36
Table 14: Measurements configuration for Analyze 10BASE-T ................................................................................................. 37
Table 15: Measurements configuration for Acquire 1000BASE-T ..............................................................................................38
Table 16: Measurements configuration for Acquire 100BASE-T.................................................................................................39
Table 17: Measurements configuration for Acquire for 10BASE-T .............................................................................................40
Table 21: Parameter Name and Value for DUT tab ..................................................................................................................115
Table 22: Parameter Name and Value for Test Selection tab ...................................................................................................116
Table 23: Parameter Name and Value of Acquisitions ............................................................................................................. 119
Table 24: Parameter Name and Value for Preferences tab ......................................................................................................119
Table 25: Parameter Name and Value for Acquire (1000BASE-T)............................................................................................119
Table 26: Parameter Name and Value for Acquire (100BASE-T)..............................................................................................120
Table 27: Parameter Name and Value for Acquire (10BASE-T)................................................................................................121
Table 28: Parameter Name and Value for Analyze (1000BASE-T)...........................................................................................123
Table 29: Parameter Name and Value for Analyze (100BASE-T).............................................................................................124
Table 30: Parameter Name and Value for Analyze (10BASE-T)...............................................................................................124
Table 31: Parameter Name and Value for General .................................................................................................................. 126
12
Welcome
Welcome
Welcome to the TekExpress® Ethernet Electrical Testing software application. The application provides more visibility into your Ethernet
designs with 1000BASE-T/100BASE-TX/10BASE-T PHY measurements as outlined in IEEE 802.3 Section 40, ANSI X3.263, and IEEE
802.3 Section 14 specific measurements for different Ethernet standards to the already existing rich tool set of generic jitter, timing, and
signal quality measurements in the 5/6/6B Series MSO oscilloscope.
Key features of TekExpress Ethernet include:
•Solution offers most comprehensive Ethernet PHY test coverage supporting multiple speeds.
•Highly optimized, intuitive user interface flow that sets up the test configuration for easy ethernet electrical validation.
•Compliance and margin testing for accurate analysis and improved interoperability.
•Time-domain and frequency-domain measurements made with single analysis instrument.
•Jitter and timing measurements with and without filters.
•Amplitude and droop testing for transmitter performance.
•User-defined mode enables flexible parameter control for characterization and margin analysis.
•Detailed test reports with margin and statistical information and analysis.
•Ability to modify limits of test parameters in TekExpress for debug and characterization.
•Ability to easily configure multiple test runs.
•Ability to preview test mode waveform prior to running the tests.
•Additional Peak Distortion Vs Phase Offset and Error Values Vs Symbol Number plots for 1000BASE-T distortion test.
•Plot panel is available to view the plot for Return Loss measurement.
•Ability to test multiple pairs together for 1000BASE-T.
•Ability to import VNA results and generate report using TekExpress Application.
•The term "Application" and "Software" refers to the TekExpress Ethernet Electrical Testing Application.
•The term “DUT” is an abbreviation for Device Under Test.
•The term “select” is a generic term that applies to the different methods of choosing a screen item (button, control, list item): using a
mouse or using the touch screen.
IconMeaning
This icon identifies important information.
This icon identifies conditions or practices that could result in loss of
data.
This icon identifies additional information that will help you use the
application more efficiently.
Related documentation
The following documentation is available as part of the TekExpress® Ethernet Electrical Testing Application.
Table 1: Product Information
ItemPurposeLocation
Help
PDF of helpPrintable version of the compiled help
Application operation and User Interface
help
PDF file that ships with TekExpress Ethernet
solution (TekExpress-Ethernet-SolutionSoftware-Printable-Help-EN-US.pdf).
14
You can download the PDF version of the
manual from the Tektronix website.
Part number: 077-1635-02
www.tek.com/en
Getting help and support
Technical support
Tektronix values your feedback on our products. To help us serve you better, please send us your suggestions, ideas, or comments on
your application or oscilloscope. Contact Tektronix through mail, telephone, or the Web site, www.tek.com
When you contact Tektronix Technical Support, please include the following information (be as specific as possible):
General Information
•All instrument model numbers
•Hardware options, if any
•Probes used
•Your name, company, mailing address, phone number, and FAX number
•Please indicate if you would like to be contacted by Tektronix about your suggestion or comments.
Application Specific Information
•Software version number
•Description of the problem such that technical support can duplicate the problem
•If possible, save the setup files for all the instruments used and the application.
•If possible, save the TekExpress setup files, log.xml, *.TekX (session files and folders), and status messages text file.
•If possible, save the waveform on which you are performing the measurement as a .wfm file.
ICPContains instrument and TekExpress Ethernet application-specific interface libraries
ImagesContains images of the TekExpress Ethernet application
LibContains utility files specific to the TekExpress Ethernet application
MiscellaneousContains log files
Report GeneratorContains style sheets for report generation
ToolsContains instrument and TekExpress Ethernet application-specific files
See also
View test-related files
File name extensions
File name extensions
The TekExpress Ethernet application uses the following file name extensions:
18
File name extensionDescription
.TekXApplication session files (the extensions may not be displayed)
.pyPython sequence files
.xmlTest-specific configuration information (encrypted) files
Application log files
.csvTest result reports
Plot data
.mhtTest result reports (default)
Test reports can also be saved in HTML format
.pdfTest result reports
Application help documents
.xsltStyle sheet used to generate reports
Getting started
See also
View test-related files
Application directories
View software version
Use the following instructions to view version information for the application and for the application modules such as the Programmatic
Interface and the Programmatic Interface Client.
To view version information for Ethernet, click button in the TekExpress application and select About TekExpress.
This example shows a typical Version Details dialog box, and may not reflect the actual values as shown when you open
To launch the TekExpress Ethernet solution, select Applications > TekExpress Ethernet from the TekScope menu.
When you launch the application for the first time, the file C:\Users\<username>\My Documents\MyTekExpress\Ethernet\Resources.xml is mapped to drive X:. This file contains information about available networkconnected instruments. The session files are stored in X:\Ethernet\. If this file is not found, then the application runs Instrument
Discovery Program to detect the network-connected instruments before launching Ethernet solution.
If the application is behind the oscilloscope application, click Applications > TekExpress Ethernet to bring it to the front. To keep the
Ethernet application window on top, select Keep On Top from the Ethernet Options menu .
After installing the application, wait until the instruments gets discovered in the TEKVISA before launching the application.
Note:
See also
Application controls
Application panel overview
Application panels overview
TekExpress Ethernet solution uses panels to group Configuration, Results, and Reports settings. Click any button to open the associated
panel. A panel may have one or more tabs that list the selections available in that panel. Controls in a tab can change depending on
settings made in the same tab or another tab.
20
Operating basics
Table 5: Application panels overview
Panel NamePurpose
Setup panelThe Setup panel shows the test setup controls. Click the Setup button to open this panel.
Use this panel to:
•Set DUT tab parameters
•Select tests
•Set acquisition tab parameters
•Set configuration tab parameters
•Set preferences tab parameters
Status panelView the progress and analysis status of the selected tests, and view test logs.
Results panelView the summary of test results and select result viewing preferences.
Plots panelView the plot for Return Loss measurement. Plot is displayed as a two dimensional plot for additional
measurement analysis.
Reports panelBrowse for reports, save reports as specific file types, specify report naming conventions, select report
content to include (summary information, detailed information, user comments, setup configuration,
application configuration), and select report viewing options.
Options menuTo select global application controls.
Test Panel buttonsControls that open tabs for configuring test settings and options.
Start / Stop buttonUse the Start button to start the test run of the measurements in the selected order. If prior acquired
measurements are not cleared, then new measurements are added to the existing set.
The button toggles to the Stop mode while tests are running. Use the Stop button to abort the test.
Pause / Continue buttonUse the Pause button to pause the acquisition. When a test is paused, this button toggles to Continue.
Clear buttonUse the Clear button to clear all existing measurement results. Adding or deleting a measurement, or
changing a configuration parameter of an existing measurement, also clears measurements. This is
to prevent the accumulation of measurement statistics or sets of statistics that are not coherent. This
button is available only on Results panel.
Application window move iconPlace the cursor over the three-dot pattern in the upper left corner of the application window. When the
cursor changes to a hand, drag the window to the desired location.
Table continued…
22
ItemDescription
Minimize iconClick to minimize the application.
Close iconClick to close the application.
Mini view / Normal viewToggles the application between mini view and normal view.
Mini view displays the run messages with the time stamp, progress bar, Start / Stop button, and
Pause / Continue button.
The application moves to mini view when you click the Start button.
Operating basics
See also
Application panel overview
Options menu overview
To access Options menu, click in the upper-right corner of the application.
Default Test SetupOpens an untitled test setup with defaults selected.
Acquire Live Waveforms.
Data rate: 1000BASE-T.
Open Test SetupOpens a saved test setup.
Save Test SetupSaves the current test setup.
Save Test Setup AsSaves the current test setup with a different file name or file type.
Open RecentDisplays the recently opened test setups to open.
Instrument Control Settings
Keep On TopKeeps the TekExpress Ethernet application on top of all applications.
Email Settings
HelpDisplays the TekExpress Ethernet help.
About TekExpress•Displays application details such as software name, version number, and copyright.
Detects, lists, and refreshes the connected instruments found on specified connections (LAN, GPIB,
USB, and so on).
Use to configure email options for test run and result notification.
•Provides a link to the end-user license agreement.
•Provides a link to the Tektronix Web site.
See also
Application controls
TekExpress instrument control settings
Use TekExpress Instrument Control Settings dialog box to search the instruments (resources) connected to the application. You can use
the Search Criteria to search the connected instruments depending on the connection type. The details of the connected instrument is
displayed in the Retrieved Instruments window.
You can access this dialog box from the Options menu.
24
The connected instruments displayed here can be selected for use under Global Settings in the test configuration section.
Note: Select GPIB (Default) when using TekExpress Ethernet application.
Operating basics
See also
Options menu overview
View connected instruments
Use TekExpress Instrument Control Settings dialog box to search the instruments (resources) connected to the application. The application
uses TekVISA to discover the connected instruments.
The instruments required for the test setup must be connected and it must be recognized by the application before running
Note:
the test.
To refresh the list of connected instruments:
1. From the Options menu, select Instrument Control Settings.
2. In the Search Criteria section of the Instrument Control Settings dialog box, select the connection types of the instruments to search.
Instrument search is based on the VISA layer, but different connections determine the resource type, such as LAN, GPIB, and USB.
For example, if you choose LAN, the search will include all the instruments supported by TekExpress that are communicating over the
LAN.
3. Click Refresh. TekExpress searches for connected instruments.
4. After searching, the dialog box lists the instrument-related details based on the search criteria. For example, For the Search Criteria as
LAN and GPIB, the application displays all LAN and GPIB instruments connected to the application.
The details of the instruments are displayed in the Retrieved Instruments table. The time and date of instrument refresh is displayed in the
Last Updated field.
See also
1000BASE-T-Multi Pair connection diagram
1000BASE-T connection setup
100BASE-T connection setup
10BASE-T connection setup
Configure email settings
Use the Email Settings utility to get notified by email when a measurement completes, or produces any error condition. Follow the steps to
configure email settings:
1.Select Options > Email Settings to open the Email Settings dialog box.
2.(Required) For Recipient email Address(es), enter one or more recipient email addresses. To include multiple addresses, separate
the addresses with commas.
3.(Required) For Sender’s Address, enter the email address used by the instrument. This address consists of the instrument name,
followed by an underscore, followed by the instrument serial number, then the @ symbol, and the email server ID. For example:
user@yourcompany.com.
4.(Required) In the Server Configuration section, type the SMTP Server address of the Mail server configured at the client location, and
the SMTP Port number, in the corresponding fields.
If this server requires password authentication, enter a valid login name, password, and host name in the corresponding fields.
If any of the above required fields are left blank, the settings will not be saved and email notifications will not be sent.
Note:
5.In the Email Attachments section, select from the following options:
•Reports: Select to receive the test report with the notification email.
26
Operating basics
•Status Log: Select to receive the test status log with the notification email. If you select this option, then also select whether you
want to receive the full log or just the last 20 lines.
6.In the Email Configuration section:
•Enter a maximum file size for the email message. Messages with attachments larger than this limit will not be sent. The default is
5 MB.
•Enter the number in the Number of Attempts to Send field, to limit the number of attempts that the system makes to send a
notification. The default is 1. You can also specify a timeout period.
7.Select the Email Test Results When complete or on error check box. Use this check box to quickly enable or disable email
notifications.
8.To test your email settings, click Test Email.
9.To apply your settings, click Apply.
10. Click Close when finished.
Email Settings
Setup panel
Setup panel overview
The Setup panel contains sequentially ordered tabs that help you guide through the test setup and execution process.
Use the DUT tab to select parameters for the device under test. These settings are global and apply to all tests of current session. The
DUT settings also affect the list of available tests in the Test Selection tab.
Click Setp > DUT to access the DUT parameters:
28
Operating basics
Table 7: DUT tab settings
SettingDescription
DUT IDAdds an optional text label for the DUT to reports. The default value is DUT001. The maximum number of
characters is 32.
You cannot use the following characters in an ID name: (.,..,...,\,/:?”<>|*)
Opens Comments dialog box to enter text to add to the report. Maximum size is 256 characters. To enable or
Comments
icon (to the right of
the DUT ID field)
disable comments appearing on the test report, see Select report options.
Acquire live
waveforms
Use pre-recorded
waveform files
Data Rate
1000BASE-TIEEE 802.3, Section 40
100BASE-TANSIX 3.263-1995
10BASE-TIEEE 802.3, Section 14
1000BASE-T Multi
Pair
Perform analysis on live waveforms.
Perform analysis on pre-recorded waveforms.
IEEE 802.3, Section 40
See also
Select tests
Select tests
Use the Test Selection tab to select the tests. The test measurements available depends on the standard selected in the DUT tab.
TestsClick on a test to select or unselect. Highlight a test to show details in the Test Description pane.
Test DescriptionShows brief description of the highlighted test in the Test field.
PreviewClick to preview the schematic and the expected waveform example for the selected test.
Click to clear all tests.
Click to select all the tests required for compliance.
Click to select all tests. All tests are selected by default.
See also
Set acquisition tab parameters
Set acquisition tab parameters
Use Acquisitions tab to view the test acquisition parameters. The contents displayed on this tab depends on the DUT type, Suite selected,
and the tests selected.
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