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1. ES Test Point D Template Test Point S Template Test Point Fe port EU EE Vf Peak Yolk Test Point un Test D jue ManualFit Result Details 1000 T gt T emplate v olt 21 T ests gt Averages gt 64 Dutput Hefl Disturber Ho NOTE To manually fit the waveform into the mask select Manual Fit in the Control pane You can manually fit only one waveform at a time 11 Select Result Details in the Control pane for more details TF GBE Reference Guide Ver 1 2 1 9 1000BaseT Compliance Testing Result Details TUOUBASE T spec Range Measured Value st Paint 4 Fit the template Total Hits 0 intB Fil the template Total Hits 0 Fit the template Total Hits 0 Fit the template Total Hits 0 Hits per Segmei 187 Cr Fit the template Total Hitsz248 gu o Testi the termiplate Total Hits 0 as Clase 12 To generate a report automatically select Report in the Control pane 13 If you want to customize the report format select Report gt Report Generator In the Generate Report tab select the template and select the Generate button to post the test data to the template 14 For performing Droop tests click on Droop tab and repeat steps 10 through 13 3 2 Template Voltage and Droop Tests with Disturbing Signal 3 2 1 3 2 1 1 10 JigMatch for Accurate Measurements For reliable test results it is important to remove d
2. 1 From the JigMatch screen select Next m Match Test Fixture Compensation 1 measure the OUT amplitude connect OUT signal at Port S with Port 1 terminated With 100 ohm termination measure Ehe attenuation connect QUT signal at probing point with Port 1 terminated with 100 ohm termination Default Measured value value DUT 2 6 J Default Probe Point a Measure Alten Cancel 2 Click Measure button for Probe Point Amp to obtain actual Measured value 3 Select OK to enable software to compensate for differences 12 TF GBE Reference Guide Ver 1 2 1 1000BaseT Compliance Testing 3 2 2 Performing Template Tests The following sections provide details of connecting and performing template tests with disturbing signal present 3 2 2 1 Making Connections 1 For Pair A testing short J680 J781 1630 J621 J623 J721 and J723 Open the rest Probe at P18 To Oscilloscope To AWG A WC ral I781 A WC To AWG 18 b 224 B mo 8 mE S ee jeg Treo I781 b ad Jas I7 1631 1621 an Oscilloscope AWG ki 7750 awe ac wam reg Mel ACH m TF GBE Reference Guide Ver 1 2 1 13 1000BaseT Compliance Testing 4 For Pair D testing short J680 J781 J620 J623 J721 J722 and J731 Open the rest Probe at P18 Oscilloscope
3. Reset 1 DOC T Jitter Slave Unfiltered ID gt Clock Edge Hising 2 Click the Configure button and define the oscilloscope channel to which the Slave and Master TX TLCK are connected File Select Configure Report Help TDSET2 B X speed Configure 1000BASE T Result Summary 1000BASE T S Ounce Averages Data 1000 1 E Chi Clock Edge Jighateh Master CLK ae 100 T Rising Falling Report Slave CLK Filter Report Setup cho ER Select Manual Fit Result Details uoa 1 OO0 T Jitter Slave gt Untiltered D gt 1 Clock Edge Hising NOTE Ignore the Source selection for Data as it is not required for this test 3 Select Run Test in the Control pane The application displays the resulting waveform and the results as pass or fail in the Result Summary pane 4 Select Result Details in the Control pane for more details 5 To generate a report automatically select Report in the Control pane 18 TF GBE Reference Guide Ver 1 2 1 1000BaseT Compliance Testing 3 3 3 Performing Master filtered Jitter Tests 3 3 3 1 Measuring Filtered Jitter on TX TCLK 1 Inthe TDSET2 select Master Filtered Jitter as shown File Select Configure Report Help TOSET X speed Select 1000 5 Result Summary 1000BASE T Template alt Droop Jitter 1000 Jitter Master Test Filtered Unfiltered 100 TX Report Jitter Slave Filtered Unfiltered
4. 10BaseT set averages to 16 or more for Link Pulse Test NOTE For 100BaseTX template test and MAU Template test for 10BaseT define the number of samples to at least 50 000 You can do this by selecting the Configure button in Control pane and then selecting the Mask Configuration button TF GBE Reference Guide Ver 1 2 1 5 About TDSET2 2 4 Test to Fixture Matrix The following chart provides a cross matrix of tests and test circuits on the fixture Table 2 1 Test to Fixture Matrix Tempas Vola LY iter Master Slave Filtered Return Loss Common Mode Output Voltage Template O p Voltage Overshoot Symmetry Rise Fall Time Rise Fall Symmetry ttter Duty Cycle Distortion Return Loss MAU Template TP IDL Template Link Pulse Template itter Voltage Harmonic Content Return Loss Common Mode Output Voltage Note 1 implies Return Loss Calibration Fixture EN NEM p ZEE lt Jitter Master Slave Filtered 5 Reumlos Common Mode Output Voltage NE Tempate O p Voltage Overshoot Symmetry Rise Fall Time Rise Fall Symmetry Jitter Duty Cycle Distortion Reumlos NEN MAU Template NEM TP_IDL Template 1 Link Pulse Template EM p Harmonic Content NEM Reunlos Li Common Mode Output Voltage Note 2 implies itter Test Channel 6 TF GBE Reference Guide Ver 1 2 1 i Ae 3 1000BaseT Compliance Testing
5. E 1790 B a AWG b E AWA 16 jeg Ire I781 3 2 2 2 Performing Template Tests 1 Set DUT to generate Test Mode 1 signal 2 Connect DUT to the Test Fixture as described above 3 In the TDSET2 software select 1000 T in the Speed pane 4 Control pane click on Reset NOTE The first pulse should be going positive If not reverse probe connections Edit Vertical Harnz cq Trig Display Cursors Measure Math Utilities Help _ 18 Dec 02 17 o Buttons AL a i1 m hi s E 5 Inthe Template Volt tab click Select NOTE You can also select one test at a time 6 Select the Configure toggle button in the Control pane to change the configuration settings 14 TF GBE Reference Guide Ver 1 2 1 1000BaseT Compliance Testing File Select Configure Report Help TDSET2 __ x Speed Configure 1000BASE T Result Summary 1000BASE T Source Averages Output Data 1000 nel Y Run Test Chi Disturbing Signal JigMatch Trigger 100 TX EM ie por Clock Report Setup EN SE lest Manual Fit Result Details 25 chi Ressel 1000 gt gt Data gt Chl Averages gt 64 Qutput Refl Disturber es 7 Select the data source and set the reference waveform in which the processed waveform will be stored 8 Select Report Setup to configure the report setup to identify and automatically preview the report 9 Select Run Test in the C
6. Help TOSET x speed Select T OUBASE TX Result Summary 100B4SE TX Pararnetric ADI Template 1000 Tests ren Run Test Template Output volte Amp Sym GS signal Amplitude Symmetry hien Rise 100 TX UN Rise Time ve Report EE Bus V Fall Configure Manual Fit Result Details 100 gt gt Tests Data Chl gt Pulse width 15nz NOTE To manually fit the waveform into the mask select Template test individually and click Run Test Select Manual Fit in the Control pane 8 Select Result Details in the Control pane for more details Result Details 5 Description Spec Range Measured Value Pass Fail Remarks 9 To generate a report automatically select Report in the Control pane 26 TF GBE Reference Guide Ver 1 2 1 py 5 10BaseT Compliance Testing I OBaseT testing requires special patterns that need to be generated from the DUT port These tests are carried out using a Twisted Pair Model also referred to as TPM or cable The following chart describes the patterns and TPM requirements for various 1OBaseT tests Table 5 1 Pattern and TPM requirements for 10BaseT tests Test Pattern required from DUT With TPM Without TPM Link Pulse Link Pulse MAU Template x 101 v J iter Differential Voltage Pseudorandom o x v Harmonic y 5 1 Making Connections NOTEI If
7. Summary 1000BASE T SOuUrce Averages Output Data dt Lf 000 em x Test Disturbing Signal Jighatch Yes Report Filter Report Setup Gelech Manual Fit Result Details 1000 gt Template D ata Lhl Averages gt 64 Lutput Her Disturber Mo 8 Select the data source and set the reference waveform in which the processed waveform will be stored 9 Select Report Setup to configure the report setup to identify and automatically preview the report 8 TF GBE Reference Guide Ver 1 2 1 1000BaseT Compliance Testing Report Configuration Device ID Device Description Pair id Report File Ed Enable Preview i Cancel 10 Select Run Test in the Control pane The application displays the resulting waveform and the results as pass or fail in the Result Summary pane as shown below File Edit Vertical Hariz A amp eq Trig Display Cursors Measure Masks Math Utilities Tek Stopped 09 Dec 02 19 29 45 ee E Mask User Mask i Horiz Delay ll Eee 10 10 006575 Ir 20 520 A Glitch Bar Ber 2DOUmv 100 5 D o room w o File Select Corfigure Report Help TDSET2 x Speed select 10006ASE 1 Result Summary 1000BASE T Templatery alt Droop Jitter Tem plate Test Point 1000 7 Template Peak Volt Template Test Point B Y Template Test Point
8. TF GBE JTC to the Device Under Test DUT 3 Connect Sub D connector of the jitter test channel to TC3 Sub D connector 4 Connect the other end RJ45 connector to the Link Partner using the short interconnect RJ45 cable TF GBE SIC 5 Connect the probe tip to the Master TX TCLK on the DUT as shown in picture below Test Channel Spool Link Partner 3 3 1 2 Performing Test 1 From the Client pane select Jitter Click on Master Unfiltered tab File Select Configure Report Help TDSET2 H Speed select 1000 5 Result Summary 1000BASE T Droop Jitter 1000 Jitter klaster Run Test Filtered Lnfiltered 100 Report Jitter Slave Filtered Unfiltered ET Configure Manual Fit Result Details cas esel 1 000 gt Master gt Unfiltered IData Chl Clock gt Rising 2 Click the Configure button and define the oscilloscope channel to which the Master TX TLCK 15 connected 16 TF GBE Reference Guide Ver 1 2 1 1000BaseT Compliance Testing File Select Configure Report Help TDSET LIEH x speed Configure 1000BASE T Result Summary 1000BASE T Source Averages Data 1000 e Aun Test Chi YF Clock Edge Jighfateh Master CLK Che Report Filter Report Setup Select Manual Fit Result Details nae Reset 00 Jitter gt Unfiltered Data gt Chi Clock Edge Rising NOTE Ignore the Source selection for Da
9. ecce 10 S204 JisMaicn jor Accurate MCOSUNCINCHIS escena die bae a cuia etse a peus 10 3 2 1 1 Compensating for Disturbing Signal 10 3 2 1 2 Compensating for Test Fixture 12 Performing Tompiaie T CSS 13 22 24 Makna onn e HOT a eid 13 2 22 Pertonnug Template Less i x one adhue 14 TE T tcu psi detti et E Dee Lf UU 15 3 3 1 Performing Master Unfiltered Jitter TESIS e cad tede esee 16 Soda ed tat asta caw sues 16 209412 CS eccrine tse seacoast MEM 16 3 3 2 Performing Slave Unfiltered Sitter Tests eene 17 3 9 2 1 Making COMMECHONS onus uet aha acts te deese au dots pet 17 SO roe tbe tot me ee 18 3 3 3 Master Nered UET ES S codon atus aetas etd Seca etus ta cafe tous aeuo eub 19 3331 Measure Filtered Jitter on TA totic tdt veo inr 19 So IWC ASUS T seno Sedo ae 21 3 3 4 Fertormine Slave nitered Jitter TONS s ees t tote celica SURE UNE 21 Seoul Measurime Filtered Jitter om POLK iiie d n ER REPRE I HV EE EU E 21 3942 JUXOULD
10. i 23 4 JIO0UBASETX COMPLIANCE TES TIN eae eiu piee 24 4 1 MAKING CONNEC TIONS 24 TF GBE Reference Guide Ver 1 2 1 1 Table Of Contents 4 1 1 Connections depu eta peus 24 4 1 2 Connections When a asi datu osha toc uta lee Ocio 24 4 2 PERFORMING TESTS eant eedem heben dey epu Cusen ds Got a cem 23 5 TO0BASETCOMPLIANCE TESTING ioco ee eoe aet eoe Rene a eoa Fee icc eps ER E EN tiens 27 5 1 MAKING CONNECTIONS Ford abe uie E 21 JAA Wn DPM OR COO CS 27 JAZ TITAN BOO T E 27 9 2 PERFORMING OBASE I TEST R SO uS ELIT 28 6 ACCESSORIES AND ORDERING INFORMATION 30 6 1 TEST PIU RE ACCESSORIES G9 eed 30 6 2 TESTED TURE soie dt baie Ui das cis Pese ee etek ud edad Uu vadit tne dg elisa axem a b fente Neu ab 30 6 3 OSCILLOSCOPE ACCESSORIES CONTACT TEKTRONIX FOR MORE 8 30 List of Tables Table 1 1 Test Fixture Notation and Description 3 Table Fixture Mi oed eit bs 6 Table 5 1 Pattern and TPM requ
11. 2 Performing Tests 1 Select 100 TX in the Speed pane In the Control pane click on Reset The random sequence should appear on the screen Edit Vertical Honz Scq Ing Display Cursors Measure Masks Utilities Tek X Run Sample 14 Aug 99 18 31 47 2 2501155 4 100 0mv 2 Inthe Parametric tab click Select NOTE You can also select one test at a time 3 Select the Configure toggle button in the Control pane to change the configuration settings Select Configure Report Help TDSET m mi XI Speed Confiqure TO BASE TX Result Summary 100BASE TX Source Acquisition M Data of Wms Chi 16 Mask Setup Report Report Setup Manual Fit Result Details Reset Data gt 100 T gt Template 4 Select the data source number of averages and mask configuration 5 Select Report Setup to configure the report setup to identify and automatically preview the report 6 Select Run Test in the Control pane 7 The application displays the resulting waveform and the results as pass or fail in the Result Summary pane as shown below TF GBE Reference Guide Ver 1 2 1 25 100BaseTX Compliance Testing Edit Vertical Ing Display Cursors Measure Masks Ubilities Help Tek Stopped 92 AGS mper an Bae D P PE frt lef Be elt Dh1 m 1 gil ador TU nz Fie Select Configure Report
12. 3 1 Template Voltage and Droop Tests without Disturbing Signal 3 1 1 3 1 2 Making Connections The following connection diagram illustrates the connections required for performing Template Peak Voltage and Droop tests on your Device Under Test DUT T2 Pi2 b 10 d Oscilloscope Figure 1 Connections for 1000BaseT tests without Disturbing Signal NOTE Always align the positive probe tip of the differential probe with the notch marked on the probing point as shown in the diagram above Performing Tests To perform the tests follow these steps 1 Set DUT to generate Test Mode 1 signal 2 Connect DUT to the Test Fixture as described above 3 In the TDSET2 software select 1000 T in the Speed pane 4 Inthe Control pane click on Reset NOTE The first pulse should be going positive If not reverse probe connections TF GBE Reference Guide Ver 1 2 1 7 1000BaseT Compliance Testing Ele Edt Vertical Ing Display Cursors Measure Math Ubitie Help Stopped 19 Dec 02 17 49 08 250 4 300m 5 Inthe Template Volt tab click Select NOTE You can also select one test at a time 6 Select the Configure toggle button in the Control pane to change the configuration settings 7 To test without disturbing signal select Disturbing Signal as No File Select Configure Report Help TDSET2 X speed Configure 1000BASE T Result
13. CRESCENT HEART SOFTWARE GIGABIT ETHERNET COMPLIANCE TEST FIXTURE FOR USE WITH TEKTRONIX TDSEI2 ETHERNET COMPLIANCE TEST SOFIWARE REFERENCE GUIDE Version 1 2 1 Copyright Notice Copyright Crescent Heart Software 2003 2004 rights reserved Produced by Crescent Heart Software Portland Oregon USA Telephone 1 503 232 2232 Facsimile 1 503 232 2255 Internet http www c h s com Technical support tech_support c h s com Other e mail sales c h s com Crescent Heart Software assumes no liability for errors or for any incidental consequential indirect or special damages including without limitation loss of use loss or alteration of data delays or lost profits or savings arising from the use of this document or any product which it accompanies No part of this publication may be modified in any form or by any means without the prior written permission of Crescent Heart Software TEKTRONIX is a registered trademark of Tektronix Inc All others are trademarks of their respective companies Printed in the United States of America Manual version number 1 2 1 February 2004 This manual revision supersedes all previously published material Specifications change privileges reserved Please communicate suggestions for product and documentation improvements to the technical support e mail address above A Table Of Contents L GENERAL EE a
14. DUT is configured using boot software to generate required test signal do ignore connection to a Link partner NOTE2 Load 3 in TC6 and TC7 circuit is 100 ohm 5 1 1 With TPM or cable 55 31 TC MAU Load 3 1000 oaeen 7 a X 5 1 2 Without TPM or cable Te Oscilloscope _ lest d Differential Voltage Load3 100Q Differential Voltage Load 3 1000 86 B Jitter without cable Load 3 1000 T2650 LOATH Load 3 100Q Link Pulse Load 1 2 3 TP IDL Load 1 2 3 TF GBE Reference Guide Ver 1 2 1 2 10 Compliance Testing 5 2 Performing 10BaseT Test 28 Select 10 T in the Speed pane Select Template in the Client pane In the Control pane click on Reset In the Template tab select desired test Select Load w TPM in the side pop up This example depicts Link Pulse Other tests can be performed similarly File Select Configure Help TDSET2 x speed select TUBASE T Result Summary 10 Template Parametric MALI Link 4 Run Test 1000 100 Report Configure Manual Fit Result Details ee Reset 10 T 10 T gt Template gt Link Pulse Loadl w o Data Chl Acq Average 3 Select the Configure toggle button in the Control pane to confirm or change the configuration settings File Select Configure Report Help TD
15. Domain Rise time Fall Time Rise Fall Symmetry Jitter Domain Total Jitter Duty Cycle Distortion Common Mode Output Voltage Return Loss Tx Rx Calibration Circuits included 10BaseT Tests Supported Link Pulse Template w TPM and w 0 TPM Loads 1 2 and 100Q TP IDL Template w TPM and w 0 TPM Loads 1 2 and 100Q MAU Template with TPM Twisted Pair Model Output Voltage Amplitude Harmonic of Ones or Zeros Jitter Common Mode Output Voltage Return Loss Tx Rx Calibration Circuits included TF GBE Reference Guide Ver 1 2 1 General Information 1 4 Oscilloscope Requirements The TF GBE Test Fixture is designed for use with TDSET2 Ethernet Compliance Test Software running on following oscilloscopes from Tektronix 1066000 series TDS6404 TDS6604 TDS7000 series TDS7054 TDS7104 TDS7154 TDS7254 TDS7404 CSA7000 series CSA7154 CSA7404 For more details on ordering and configurations contact Tektronix sales or visit www tektronix com 1 5 Document Conventions Table 1 1 Test Fixture Notation and Description Notation Description or Open J umpers H or 999 Short J umpers Probe Points align with lead of the differential probe RJ 45 Ethernet Cable RJ 45 Ethernet Port TF GBE Reference Guide Ver 1 2 1 3 2 About TDSET2 Ethernet Compliance Test Software 2 1 General Capabilities The TDSET2 Ethernet Compliance Test Software from Tektronix coupled w
16. SET2 Configure Result Summary 10BASE T SOurce Acquisition Data Hof IL SL Sample Ig Average p Test HR i B4 Wask Setup ask Setup Report Report Setup Select Manual Fit Result Details Boon esel 10 T gt Template Link Pulse Loadl w a TPM ID ata Chl Acgq Average Select the data source and number of averages Select Report Setup to configure the report setup to identify and automatically preview the report Select Run Test in the Control pane The application displays the resulting waveform and the results as pass or fail in the Result Summary pane as shown below TF GBE Reference Guide Ver 1 2 1 10BaseT Compliance Testing Ele Edit Vertical Honz 4eg Ing Display Cursors Measure Masks Ublities Help Tek Stopped 512 10 Feb 02 07 10 40 Mask User Mask i Buttons Hum Averages 5 5 DMS 2 ns pt Ch amp 7 597 rei File Select Configure Report Help TDSET2 x speed Select JOBASE T Result Summary 10B4SE T Template Parametric LINK Pulse Load 1 w o TEM 1000 un Test Link 4 100 T X Report EN m 10 T Configure Manual Fit Result Details 10 T gt Template Link Pulse gt Load w a TPM Data Chl Acq Average NOTE To manually fit the waveform into the mask select Template test individually and click Run Test Select Manual Fit in the Control pane 8 Select Result Details in the Control p
17. a and Clock the oscilloscope Cancel 3 3 4 2 Measuring Jtxout 1 After completing the steps described in section 2 3 4 1 above set the DUT to generate Test Mode 3 signal 2 Connect DUT as shown below TC2 12 b 10 b 4 Oscilloscope 3 On the oscilloscope screen select OK on the pop up dialog 4 The application displays the resulting waveform and the results as pass or fail in the Result Summary pane as shown below 5 Select Result Details in the Control pane for more details 6 To generate a report automatically select Report in the Control pane TF GBE Reference Guide Ver 1 2 1 23 i Ae 4 100BaseTX Compliance Testing 41 Making Connections Compliance testing of 100BaseT requires the Device Under Test DUT to generate random test packets This can be accomplished by either using boot software that enables random packet generation or by connecting DUT to a Link Partner that is generating idle pulses The following section describes connections for performing tests under each condition 4 1 1 Connections with stand alone port Connect the DUT as described in the picture below T2 P12 b 10 b 4 Oscilloscope 4 1 2 Connections when using a link partner Connect the DUT as described in the picture below To Oscilloscope TE 7161 LOADI 1780 LOADG 1360 ew Loara 24 TF GBE Reference Guide Ver 1 2 1 100BaseTX Compliance Testing 4
18. ane for more details Result Details TOBASE T Place 9 To generate a report automatically select Report in the Control pane TF GBE Reference Guide Ver 1 2 1 29 6 Accessories and Ordering Information 6 1 Test Fixture Accessories Short Interconnect Cable TF GBE SIC Test Channel Jitter Test Channel TF GBE JTC 6 2 Test Fixture Basic Test Package TF GBE BTP Advanced Test Package TF GBE ATP 6 3 Oscilloscope Accessories contact Tektronix for more details Differential Probes P6247 P6248 P6330 P7330 and P7350 Active Probes Any Tektronix Active Probe with bandwidth greater than 1GHz 30 TF GBE Reference Guide Ver 1 2 1
19. channel to which the Slave and Master TX TLCK are connected and the Data channel would be connected TF GBE Reference Guide Ver 1 2 1 21 1000BaseT Compliance Testing 2 x Result Summary 1000B4SE T File Select Configure Report Help Configure 1000 5 Source Averages s hun Test Chi Clock Edge Jighatch Haster CLK Falling Report Che Speed 1000 Slave CLK Filter Report Setup Select Manual Fit Result Details Reset HER i Eni 1 DDO T Jitber Slave gt Unfiltered Data Lhl Clock Edge gt Fising 3 Select Run Test in the Control pane A pop up display that provides connection details would appear Ethernet Comphance Test Software Tektronm Digital Oscilloscope TosTooos iA TODO Series Channel Lim Partner Set OUT in Normal mode as Slave and connect Ea Ehe Link Partner Cancel 4 Make connections as described below and later select the OK button Test Channel Spool ved TX Link Partner is 5 Another pop up dialog giving connection details for Jtxout measurement would appear as depicted below Refer next section 2 3 4 2 for more details 22 TF GBE Reference Guide Ver 1 2 1 1000BaseT Compliance Testing Ethernet Compliance Test Software Tektronint Digital Series OUT in Test made 3 and connect Dat
20. doe beoe eee a 1 1 1 DISCHDDODRODUCTUE ree rere eee eee eee 1 1 4 SUPPLIED COMPONENT E Ecc 1 SPECIFICA TONS m doe lieet 2 1 3 1 T000Base T Tests eb v de eb cedem eee 2 19 2 1 A TEMS SUPPO EL RR 2 1 3 3 ESS S E E E E 2 1 4 5 mE me tod eH E MIR CS d es 3 DOCUMENTE ONVENTON aroeira d reb aae oda eub inde 3 2 ABOUT TDSET2 ETHERNET COMPLIANCE TEST SOFTWARE ee ee eee eee nnn 4 ZA GENERAL CAPABILITIES ond det ase Meu deae etes 4 2 2 INIBODUCIIONCTO TDSE TZ VERSION T 20 o soc D HR POI Viu s 4 2 3 TOPS FOR RELIABLE RESUE DS ecoute bises ite Tin teet prar qu MI 5 24 PEST DCMU RE MIA TRIG a 6 3 1000 COMPLIANCE TESTING certe 7 3 TEMPLATE VOLTAGE AND DROOP TESTS WITHOUT DISTURBING SIGNAL cre 7 3 1 1 M onec E A 7 Sl TORINO ECS IS ci tat tlle east 3 2 TEMPLATE VOLTAGE AND DROOP TESTS WITH DISTURBING SIGNAL
21. irements for 10 1 27 11 TF GBE Reference Guide Ver 1 2 1 AEE 1 General Information 1 1 TF GBE Product Features The TF GBE offers following capabilities Support for 1000 100 10BaseT technologies enables comprehensive testing Support for wide spectrum of tests saves time On board test points for accurate removal of disturbing signals ensures reliable results Special Return Loss Calibration Board shrinks time taken for testing Channel for 1000BaseT Jitter tests ensures tests as per standard Cross connect circuits simplify connection to traffic generators and link partners Twisted Pair Model and Loads as per IEEE802 3 enables complete transmitter testing of 10BaseT Physical Layer 1 2 Supplied Components Return Loss Short RJ45 Calibration PCB Interconnect Cable Jitter Test Channel Cable available as TF GBE JTC or standard on TF GBE ATP TF GBE Reference Guide Ver 1 2 1 1 General Information 1 3 TF GBE Specifications 1 3 1 1 3 2 1 3 3 1000Base T Tests Supported Templates all pairs Peak Voltage all pairs Level Accuracies all pairs Jitter Test Channel D conn to RJ45 interface Distortion all pairs Common Mode Output Voltage all pairs Return Loss all pairs Calibration Circuits included 100BaseTX Tests Supported Template Amplitude Domain Output Voltage Amplitude Symmetry Overshoot Time
22. isturbing signal components accurately The JigMatch feature ensures that the TDSET2 software compensates for inaccuracies and non linearities in the Disturbing Signal Generator and the Test Fixture It is highly recommended that JigMatch 15 performed every time the Disturber source or the Test Fixture 1s changed JigMatch is performed in two steps as described in the following sections Compensating for Disturbing Signal Generator Making Connections Set the Disturbing Signal Generator Disturber to generate differential 1 4V 31 25MHz Sine Wave Connect the outputs of the Disturber to the Test Fixture as shown below NOTE Disconnect the DUT from the Test Fixture if connected TF GBE Reference Guide Ver 1 2 1 1000BaseT Compliance Testing To Oscilloscope 8 o o 4 AWG m AWG Oo 1721 1731 Do wr Lz1 oo 782 p Too d pies b TA jean I781 AC Performing Disturber Compensation 1 Select 1000BaseT in Select pane 2 Select the Configure toggle button in the Control pane to change the configuration settings Click Yes for Disturbing Signal as shown below File Select Configure Repot Help TDSET2 Speed Configure 1000BASE T Result Summary 1000BASE T Source Averages Output Data iaf 1000 T zm CENE Run Test Chi Y Disturbing Signal JigMatch 4nn 100 Che Report Clock Filter Report Setup 10 TES Et Select Manual Fi
23. ith TDS CSA7000 and TDS6000 Series oscilloscopes enhances efficiency with faster validation cycles and much higher reliability Key features of TDSET2 software are Wide range of tests for 10 100 1000BaseT enables complete compliance to standards Ingenious Select feature ensures faster testing with much reliability Automatic Pass Fail notification delivers quick results Auto fit process minimizes time for testing Locate and Flash Hits pinpoint mask hits for efficient debug Automated Jitter measurements eliminate human intervention for faster and reliable measurements Sophisticated One button report generator saves precious time 2 2 Introduction to TDSET2 version 1 30 The TDSET2 15 laid out in distinct panes as described below Speed pane Key things to remember l 2 Client pane Result icantral Menu bar summary pane pane select TUUUBASE I Result Summary I000BASE 1 ol Droop 1000 7 Template Peak Volt Re port Configure Manual Fit Result Details T Status bar Select and Configure functions are a single toggle button If auto fit has not fitted the signal perfectly you may use Manual Fitt Manual fit is enabled only for template tests The one button report generator would auto increment file name number For repeatable and reliable results refer section 3 TF GBE Reference Guide Ver 1 2 1 About TDSET2 2 3 Setups for reliable results Re
24. me Configure Manual Fit Result Details 1 OOO T Jitter Master gt Filtered Data gt Chl Clock Edge 5Rising 2 Click the Configure button and define the oscilloscope channel to which the Master TLCK 15 connected and the Data channel would be connected Reset File Select Configure Help TDSET2 EH x Configure 1000BASE T Result Summary 1000BASE T Source Averages Data Run Test Chl Clock Edge CLK Che d Filter Report Setup oe lect Manual Fit Result Details sis eset 1 O00 T Jitter M aster Unfiltered ID ata Chl Clock Edge Rising NOTE Ignore the Source selection for Data as it is not required for this measurement 3 Select Run Test in the Control pane A pop up display that provides connection details would appear TF GBE Reference Guide Ver 1 2 1 19 1000BaseT Compliance Testing Ethernet Comphance Test Software Tektrontt Digital Oscilloscope THRs Toons Series Limi Partner 2121217161 HASTER L Test Channel Cem ic Under Test Set OUT in Normal mare as Master and connect to the Link Partner Cancel 4 Make connections as described below and later select the OK button Test Channel Link Partner TX TCLK 5 Another pop up dialog giving connection details for Jtxout measurement would appear as depicted below Refer nex
25. member that the margins specified in Ethernet standards are very tight While testing it is important to pay special attention to many aspects of the test setup The key contributors to unreliable measurements are 1 Non linearities in the acquisition path The test margins are very narrow and non linearity can affect the measurement adversely The following steps would ensure reliable measurements signal Path Compensation SPC on the oscilloscope Refer oscilloscope user manual for details on how to perform SPC Probe calibration 1s highly recommended prior to performing the tests Refer oscilloscope user manual for details JigMatch ensures that the disturber and fixture non linearities are compensated while testing Refer section 2 2 1 for procedures 2 Noise By far noise 15 the biggest contributor for erroneous or doubtful results The following precautions minimize noise Keep interconnects as small as possible The TF GBE SIC ensures short interconnects Ensure that the probe stays away from power supply of the DUT Un terminated interconnects in circuits can act as excellent transmitters Either remove them or terminate such interconnects In the configure menu for each test check for the numbers of averages For 1000BaseT Template Amplitude Droop tests set averages to 64 or more e For 100BaseTX set averages to 16 or more for all tests except for template and Jitter tests where it is not applicable e For
26. ontrol pane The application displays the resulting waveform and the results as pass or fail in the Result Summary pane as shown below NOTE To manually fit the waveform into the mask select Manual Fit in the Control pane You can manually fit only one waveform at a time 10 Select Result Details in the Control pane for more details 11 To generate a report automatically select Report in the Control pane 12 If you want to customize the report format select Report Report Generator In the Generate Report tab select the template and select the Generate button to post the test data to the template 13 For performing Droop tests click on the Droop tab and repeat steps 10 through 13 3 3 Jitter Tests Most of the jitter tests are performed with a Link partner connected The standard describes a test channel to be used while connecting between the Device Under Test DUT and the Link partner The TF GBE JTC Jitter Test Channel 15 used for connecting between the two ports Test circuit TC3 provides an adaptor from Sub D connector on the Test Channel to RJ45 connector for easy connection to a Link partner The following sections describe how to perform the jitter tests TF GBE Reference Guide Ver 1 2 1 15 1000BaseT Compliance Testing 3 9 1 Performing Master Unfiltered Jitter Tests 3 3 1 1 Making Connections 1 Setthe two devices DUT and Link Partner to transmit in Normal Mode 2 Connect RJ45 connector on the Test Channel
27. t Result Details Reset 1000 T gt Template gt 4 Data gt Chl Averages gt 64 Qutput gt Refl Disturber Y es 3 Click on JigMatch Jig Match Disturber Compensation 1 Connect disturbing signal at Port 1 and measure across Port S with 100 ohm termination Adjust disturbing signal ta measure 1 4 across Port 5 2 Connect clock signal across 100 ahm termination for phase measurement Expected Measured Value Value Amp 14V Measure Defaut Freg 31 25MHz 31 25MHz Measure Default Phase 0 0 Measure Default Ment 4 Click Measure buttons to obtain actual Measured values NOTE Ignore Phase measurement if TX TCLK is not accessible 5 Select OK to enable the software to compensate for differences TF GBE Reference Guide Ver 1 2 1 11 1000BaseT Compliance Testing 3 2 1 2 Compensating for Test Fixture DUT Amplitude Making Connections 1 Set the Device Under Test DUT to generate Test Mode 1 signal 2 Connect the DUT to the Test Fixture using the TF SIC short interconnect RJ45 cable as shown in the picture below 3 Connect the Disturbing Signal Generator or the Arbitrary Waveform Generator but switch outputs OFF nasus To AVG o Oscilloscope keep AWG c Lee og EN TR b ToDUT H AWG p ENE g b mo 8 53 MEAE EB gt EX b 4 4 168 J jeg 1181 Performing Test Fixture Compensation for DUT Amplitude
28. t section 2 3 3 2 for more details Ethernet Comphance Test Software Tektronm Digital Series Device Liner Tet Set OUT in Test mode 2 and connect and Clock to the oscilloscope Cancel 20 TF GBE Reference Guide Ver 1 2 1 1000BaseT Compliance Testing 3 3 3 2 Measuring Jtxout 1 After completing the steps described in section 2 3 3 1 above set the DUT to generate Test Mode 2 signal 2 Connect DUT as shown below pP12 b 10 b 4 Oscilloscope 3 oscilloscope screen select OK on the pop up dialog 4 The application displays the resulting waveform and the results as pass or fail in the Result Summary pane as shown below 5 Select Result Details in the Control pane for more details 6 To generate a report automatically select Report in the Control pane 3 3 4 Performing Slave filtered Jitter Tests 3 3 4 1 Measuring Filtered Jitter on TX TCLK 1 Inthe TDSET2 select Slave Filtered Jitter as shown Select Configure Report Help TDSET2 ZIRH x speed select 1000 5 Result Summary 1000BASE T Template olt Droop Jitter 1000 liter MAEI Run Test Filtered Unfiltered 100 TH Report Jitter Slave Unfiltered Configure Manual Fit Result Details D 1 000 gt Slaye gt Filtered Data Ch1 Clock Edge Rising 2 Click the Configure button and define the oscilloscope
29. ta as it is not required for this test Select Run Test in the Control pane The application displays the resulting waveform and the results as pass or fail in the Result Summary pane as shown below Select Result Details in the Control pane for more details To generate a report automatically select Report in the Control pane 3 3 2 Performing Slave Unfiltered Jitter Tests 3 3 2 1 Making Connections l 2 set the two devices DUT and Link Partner to transmit normally Connect RJ45 connector on the Test Channel TF GBE JTC to the Device Under Test DUT Connect Sub D connector of the jitter test channel to TC3 Sub D connector Connect the other end RJ45 connector to the Link Partner using the short interconnect RJ45 cable TF GBE SIC Connect the probe tip to the Slave TX TCLK on the DUT and another probe to the Master TX TCLK on the Link Partner as shown in picture below TF GBE Reference Guide Ver 1 2 1 17 1000BaseT Compliance Testing Link Partner Test Channel Spica DUT TX TCLK 3 3 2 2 Performing Test 1 From Client pane select Jitter Click on Slave Unfiltered tab File Select Configure Report Help TOSET Zg x speed select 1000 5 Result Summary 1000BASE T Template V oll Droop Jitter 1000 7 DET Test Filtered Unfiltered 100 TX Repart Jitter Slave Filtered Unfiltered a i Configure Manual Fit Result Details

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