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Introduction

TLA7AXX Logic Analyzer Module Service Manual

xxi

When you exchange circuit boards, you must supply the following information
to allow the board to be preconfigured to the proper PowerFlex level. You can
also return the repaired module to your local service center for configuration.

H

Model number and serial number

H

PowerFlex option upgrade number

H

Firmware level

Contact your local Tektronix service center or sales engineer for more informa-
tion on any of the Calibration and Repair Services just described.

For More Information

Summary of Contents for TLA7AA1

Page 1: ...Tektronix TLA7AA4 Manual Get Pricing Availability at ApexWaves com Call Today 1 800 915 6216 Email sales apexwaves com https www apexwaves com analyzers tektronix inc tla7000 TLA7AA4...

Page 2: ...ies to TLA application soft ware version 4 2 and above Warning The servicing instructions are for use by qualified personnel only To avoid personal injury do not perform any servicing unless you are q...

Page 3: ...and foreign patents issued and pending Information in this publication supercedes that in all previously published material Specifications and price change privileges reserved Tektronix Inc P O Box 50...

Page 4: ...tions 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...

Page 5: ......

Page 6: ...ce xx For More Information xxi Specifications Logic Analyzer Module Description 1 1 TLACAL2 Performance Verification and Adjustment Test Fixture Description 1 2 Characteristic Tables 1 2 Operating Inf...

Page 7: ...ation 4 1 Test Equipment 4 3 Test Equipment Setup 4 4 Starting the Performance Verification Software 4 4 Software Overview 4 5 Obtaining Test Results 4 6 Troubleshooting 4 6 Functional Verification 4...

Page 8: ...tart the Software 5 17 Completing the Adjustment Steps 5 18 Maintenance Related Maintenance Procedures 6 1 Preventing Electrostatic Discharge 6 1 Inspection and Cleaning 6 2 General Care 6 2 Inspectio...

Page 9: ...d 6 29 Preparation 6 29 Calibration and Diagnostic Procedures 6 29 Fault Isolation Procedure 6 31 Primary Troubleshooting Chart 6 32 Diagnostics Table 6 33 Adjustment After Repair 6 35 Updating or Res...

Page 10: ...he merged module set in the mainframe 2 18 Figure 4 1 Calibration certification procedure flow chart 4 2 Figure 4 2 Performance verification software startup window 4 5 Figure 4 3 TLACAL2 test fixture...

Page 11: ...emove the single screw from the merge cable bracket 6 19 Figure 6 11 Removing the merge cable assembly 6 20 Figure 6 12 Removing the acquisition board from the chassis 6 21 Figure 6 13 Rear EMI gasket...

Page 12: ...ance verification and adjustment fixture certifications and compliances 1 16 Table 4 1 Test equipment 4 3 Table 4 2 Performance verification tests 4 11 Table 4 3 TLA7Axx performance verification proce...

Page 13: ...Table of Contents viii TLA7AXX Logic Analyzer Module Service Manual Table 7 1 TLA7AA1 TLA7AA2 TLA7AA3 and TLA7AA4 options 7 1 Table 7 2 TLA7AB2 and TLA7AB4 options 7 2...

Page 14: ...the fixture is properly grounded Ground the Product The logic analyzer modules are indirectly grounded through the grounding conductor of the mainframe power cord To avoid electric shock the groundin...

Page 15: ...tements 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 pr...

Page 16: ...s product unless another person capable of rendering first aid and resuscitation is present Disconnect Power To avoid electric shock switch off the instrument power then disconnect the power cord from...

Page 17: ...Service Safety Summary xii TLA7AXX Logic Analyzer Module Service Manual...

Page 18: ...ronix Logic Analyzer Family User Manual H Theory of Operation contains circuit descriptions that support general service to the circuit board level H Performance Verification contains the performance...

Page 19: ...product and provide a traceability path to national standards Functional verification procedures verify the basic functionality of the instru ment These procedures include power on and extended diagn...

Page 20: ...that use a compres sion contact which is mechanically reliable and minimizes impact on board layout and design Adaptors are available to connect to Mictor probing inter faces Performance verification...

Page 21: ...ures in the DSO module Provides adjustment procedures performance verification procedures and certification procedures for the DSO modules TLA7Nx TLA7Px TLA7Qx Logic Analyzer Module Service Manual Pro...

Page 22: ...x com Sales support 1 800 833 9200 select option 1 Service sup port 1 800 833 9200 select option 2 Technical sup port Email techsupport tektronix com 1 800 833 9200 select option 3 6 00 a m 5 00 p m P...

Page 23: ...Preface xviii TLA7AXX Logic Analyzer Module Service Manual...

Page 24: ...ons Adjustment and Certification Interval Generally you should perform the adjustments and certification calibration described in the Performance Verification and Adjustment Procedures chapters in thi...

Page 25: ...ding edge design manufacturing and service resources of Tektronix to provide the best possible service The following services can be tailored to fit your requirements for calibration and or repair of...

Page 26: ...ured to the proper PowerFlex level You can also return the repaired module to your local service center for configuration H Model number and serial number H PowerFlex option upgrade number H Firmware...

Page 27: ...Introduction xxii TLA7AXX Logic Analyzer Module Service Manual...

Page 28: ...and 8 stored clock or qualifier channels per module H Ability to merge five modules to provide up to 680 data channels with full clocking and triggering capabilities across all modules H Software con...

Page 29: ...are documented in the Performance Verification and Adjustment Procedures chapters of this manual Characteristic Tables All specifications listed in this section are guaranteed unless noted Typical Sp...

Page 30: ...ge range 2 5 V to 5 V Maximum operating voltage swing 6 0 V peak to peak Probe overdrive Single ended probes 150 mV or 25 of signal swing minimum required beyond threshold whichever one is greater Dif...

Page 31: ...store data when it has changed transitional storage 2 ns minimum for all channels 1 ns minimum for half channels using 2 1 Demultiplex mode 0 5 ns minimum for quarter channels using 4 1 Demultiplex mo...

Page 32: ...n 8 ns shift the range is 16 ns to 0 ns The sample point selection region is the same setup and hold window Setup times are specified as typical figures Hold time follows the setup time by the setup a...

Page 33: ...1 Demultiplex the channels within a group of four cannot arbitrarily drive the others TLA7AA3 TLA7AA4 TLA7AB4 modules E3 7 0 to E2 7 0 E1 7 0 E0 7 0 128 8 modules only A3 7 0 to A2 7 0 D3 7 0 D2 7 0 A...

Page 34: ...le to act as a level sensitive reset input Any one of the clocks can be selected A polarity selection is available This mode affects all Clock Group Complete circuits Neither one of the above modes ca...

Page 35: ...p and hold violation detector normal asynchronous clock mode Any channel group can be enabled to detect a setup or hold violation The range is from 8 0 ns before the clock edge to 8 0 ns after the clo...

Page 36: ...r timers can be reset When a counter timer used as a timer is reset the timer continues in the started or stopped state that it was prior to the reset Reloadable word recognizer snapshot Loads the cur...

Page 37: ...tored to acquisition memory with each data sample when synchronous clocking is used The acquisition data storage size is reduced by half when this mode is enabled the other half holds violation inform...

Page 38: ...data channels They cannot influence the actual clocking function of the logic analyzer for example log strobe generation The clock channels on the slave TLA7Axx modules can capture data on those modu...

Page 39: ...5000 ft altitude Non operating 20 _C to 60 _C with 15 _C hour maximum gradient without disk media installed in disk drives Humidity Operating No media in floppy or CD in mainframe drive 20 to 80 relat...

Page 40: ...11 TLA7Axx Logic Analyzer Module Certifications and compliances Category Standards or description EC Declaration of Conformity EMC Meets intent of Directive 89 336 EEC for Electromagnetic Compatibilit...

Page 41: ...ts One connection to a GPIB controlled digital voltmeter Number of module interface connector MIC boards connected at one time Four Each board requires a ribbon cable and two MCX cable attachments to...

Page 42: ...0 mVP P with respect to ground Cooling clearance 51 mm 2 in front sides and rear Prevent blockage of airflow to bottom of instrument by placing on a solid noncompresable surface Atmospherics Temperatu...

Page 43: ...uipment is usually cord connected CAT I Secondary signal level or battery operated circuits of electronic equipment Pollution Degree Descriptions A measure of the contaminates that could occur in the...

Page 44: ...two modules can have the same address Two rotary switches on rear panel select the logical address see Figure 2 1 for the switch locations When servicing the logic analyzer module you should have no n...

Page 45: ...2 14 Install the modules in a mainframe before applying power to the mainframe Before installing the modules determine if you want to merge the modules You must physically connect the module together...

Page 46: ...les in the mainframe The TLACAL2 Performance Verification and Adjustment test fixture is required to perform the performance verification procedures certification procedures and adjustment procedures...

Page 47: ...See Table 4 1 on page 4 3 for a complete list of test equipment 1 If you have not already done so power down the mainframe and install the logic analyzer module 2 Connect the RS 232 cable from the COM...

Page 48: ...lack coaxial cable from each of the Current Source CS connectors from the performance verification fixture to the CS connectors on each of the MIC boards 8 Attach one of the color bands to each end of...

Page 49: ...onnected You will connect these to the performance verification fixture and logic analyzer module during the actual procedures Figure 2 4 shows the TLACAL2 fixture with the major components connected...

Page 50: ...formance verification software installed on the hard disk you should verify that the software version matches that of the TLA application software The TLA application software version is printed on di...

Page 51: ...front panel of a 136 chan nel logic analyzer module Modules with fewer channels look and operate the same but without the additional probe connectors Injector Ejector Handles The injector ejector tabs...

Page 52: ...panel of the logic analyzer module Probe Connectors The probe connectors are color coded to match the labels on the probes Each probe connector accepts a 34 channel active probe consisting of 32 data...

Page 53: ...th of the logic analyzer module Merge connectors on both sides of the module allow you to merge up to five individual modules to create a single module with up to 680 channels with full clock and trig...

Page 54: ...al Address on page 2 1 Most user information for operating the logic analyzer module is available through the online help within the logic analyzer application You can select the online help from the...

Page 55: ...th a complete set of new data For best results always perform the self calibration after at least a 30 minute warm up The logic analyzer module may require several minutes to run the self calibration...

Page 56: ...help you capture the data that you are interested in H Listing Data Window The Listing Data window displays acquired data as tabular text Each column of data represents one group of data or other logi...

Page 57: ...must be physically adjacent and connected before you can merge them together in the System Configuration dialog box see the instructions under Merge Procedure H You can merge two three four or five mo...

Page 58: ...master module with the merged module set Even though Figure 2 8 shows a five module set you can still use the illustration to position the master module with respect to the slave module For example i...

Page 59: ...odule NOTE When installing the merged modules into a mainframe you may need the help of another individual 7 Place the first pair of modules to be merged side by side such that the merge connector ass...

Page 60: ...nsure that the mainframe is powered down before installing or removing the modules 10 Place the merged module set into the mainframe 11 Align the tops and bottoms of the modules with the slots in the...

Page 61: ...er Module Service Manual Slide module set all the way in Align Align Latch in place Figure 2 11 Installing the merged module set in the mainframe 12 Slide the modules all the way into the mainframe un...

Page 62: ...following procedures provide the steps for unmerging the modules 1 Power down the mainframe before removing the modules from the main frame 2 Use the ejector handles to disengage each module in the me...

Page 63: ...Operating Information 2 20 TLA7AXX Logic Analyzer Module Service Manual...

Page 64: ...s on the rear of the boards that provide connections to the mainframe Up to four active probes per module acquire data from the target system and send it to the logic analyzer module for processing Th...

Page 65: ...ard The system clock is derived from the 10 MHz clock from the backplane through a phase locked loop The acquisition run circuitry is integrated with the clock circuitry to support time correlation Th...

Page 66: ...le and can only run at half the speed Every stored data sample takes up two memory locations one to hold the actual data sample and the other to hold the corresponding glitch information or the setup...

Page 67: ...igned on the circuit boards The footprints eliminate the need for additional electro mechanical parts for probe connectors The general purpose probes have lead sets that connect to several general pur...

Page 68: ...edures certify the accuracy of an instrument and provide a traceability path to national standards Calibration data reports are produced for the logic analyzer modules as output from the performance v...

Page 69: ...up test equipment Select procedure Allow all mainframes modules and equipment to warm up 30 minutes Are all certifications complete Done Is it OK with customer to remove reconnect probes from System U...

Page 70: ...connectors MICs 1 Probe interface connector PIC 4 P6041 BNC to SMB cables 8 MCX to MCX coaxial cables with identification color bands No substitute allowed 5 Digital Multimeter with probes1 Agilent 3...

Page 71: ...ion software is a separate application that consists of executable software files The software must be installed on the hard disk before you can use it refer to Software Installation on page 2 7 for i...

Page 72: ...the test fixture make the necessary connections In some cases you will be asked to power down the test fixture close the application change the connections and then restart the application Depending...

Page 73: ...for improper or loose connections 3 Verify that the probes are properly connected to the logic analyzer module and that the retaining screws are tightened The retaining screws must be tightened to pr...

Page 74: ...ostics H Extended diagnostics H Probe functional verification This procedure provides a functional check only If more detailed testing is required perform the Performance Verification Procedures begin...

Page 75: ...e This may be especially true after you install the logic analyzer module in the mainframe for the first time The Self Calibration procedure is listed under Self Calibration beginning on page 5 5 The...

Page 76: ...der Self Calibration beginning on page 5 5 for the logic analyzer module under test and then rerun the extended diagnostics There are two ways of verifying probe functionality One way is to connect th...

Page 77: ...other related test equipment must be installed connected and operating for at least 30 minutes at an ambient temperature between 20 _C and 30 _C H The logic analyzer module and the TLACAL2 test fixtur...

Page 78: ...gnostics you will verify the performance of the logic analyzer module and probes Table 4 2 Performance verification tests Specification Test method Threshold accuracy Verified by the Thresholds test C...

Page 79: ...igital multimeter i d ifi b l Probe Gain and Offset required verifies probe only Module MIC Procedures Optional procedures digital multimeter i d Input Resistance required Digital Gain and Offset Anal...

Page 80: ...me that you will only perform the procedures selected in each group The procedures will vary depending on the type of probes that you have connected to the logic analyzer module and on the number of c...

Page 81: ...Performance Verification 4 14 TLA7AXX Logic Analyzer Module Service Manual Figure 4 3 TLACAL2 test fixture connections...

Page 82: ...le before powering down the test fixture Always power down the test fixture before connecting or disconnecting ribbon cables Failure to do so can damage the test fixture the PIC or the MICs 1 Power do...

Page 83: ...allow all test equipment to warm up for 30 minutes before continuing Start the Software Complete the following steps to start the performance verification software and to run the verification procedu...

Page 84: ...er the procedure finishes click the Next button to open the Finish dialog box where you can save the results to a file Enter a file name and click the Save button You can use the Save dialog to save t...

Page 85: ...he logic analyzer module is installed in the logic analyzer mainframe The following procedures describe the specific connections from the logic analyzer module to the MICs and to the TLACAL2 test fixt...

Page 86: ...cation on the logic analyzer 2 Double click the TLA7Axx Performance Verification icon on the desktop An application window similar to Figure 4 2 on page 4 5 appears 3 If you have more than one logic a...

Page 87: ...lyzer module this is a certifiable parameter Equipment Setups It is assumed that the logic analyzer is already connected to the TLACAL2 test fixture and that the performance verification software is i...

Page 88: ...the P6860 or P6880 probe head is aligned with the hole on the test fixture Tighten the probe head screws by alternating between them until they are finger tight no more than 1 in lbs of torque 6 Power...

Page 89: ...ections match those of the instructions Then click the Next button to begin the procedure The software will begin the procedures and display a list of results in the window 9 After the first set of pr...

Page 90: ...onnect one end of each P6041 cable before powering down the test fixture Always power down the test fixture before connecting or disconnecting ribbon cables Failure to do so can damage the test fixtur...

Page 91: ...odule to the corresponding inputs on the oscilloscope 5 Power on the test fixture logic analyzer and oscilloscope and allow all test equipment to warm up for 30 minutes before continuing the procedure...

Page 92: ...e Probe timing procedure probe connections 6 Verify that Pulse Width and Timebase are selected under Module Probe Timing Procedures 7 If you want to perform the analog output procedure select the Anal...

Page 93: ...ay a list of results in the window NOTE The pulse width test may show failures at the initial threshold settings However the test will automatically rerun at other threshold settings where it looks fo...

Page 94: ...k of the logic analyzer It is also assumed that the logic analyzer module is installed in the logic analyzer mainframe The following procedures describe the specific connections from the logic analyze...

Page 95: ...X Logic Analyzer Module Service Manual Figure 4 6 P6860 Setup Hold procedure connections 5 Power on the test fixture logic analyzer and oscilloscope and allow all test equipment to warm up for 30 minu...

Page 96: ...t to run all of the selected procedures you will need to play close attention to the connection instructions as they are displayed on the screen 7 Click the Next button at the bottom of the dialog box...

Page 97: ...old accuracy 1 Certifiable parameter To certify the logic analyzer module use the performance verification software and click the Certification button Perform the required procedure and then print the...

Page 98: ...nnector 3 Connect a logic analyzer probe from the logic analyzer C0 C1 C2 C3 input connector or the C3 C2 A3 A2 connector if you have a 34 or 68 channel module to the appropriate connectors on the tes...

Page 99: ...ect the probe type near the bottom of the dialog box The Threshold Certification Procedure is selected by default 6 Click the Next button at the bottom of the dialog box to begin the procedure A list...

Page 100: ...changing the connections click the Next button to continue the tests 10 Repeat steps 8 through 9 as indicated by the software 11 After the procedure finishes click the Next button to open the Finish d...

Page 101: ...41 cable before powering down the TLACAL2 test fixture Failure to do so can damage the test fixture 14 Disconnect one end of each P6041 cable before powering down the TLACAL2 test fixture 15 Power dow...

Page 102: ...onix service center for more information These procedures adjust the logic analyzer module for conformance with the warranted characteristics listed in the Specifications chapter of this manual Perfor...

Page 103: ...or P6880 probes you must use the thick board elastomers available in the 020 2452 xx accessory kit Refer to the Operating Basics chapter of the P6810 P6860 P6880 Logic Analyzer Probe Instruction Manua...

Page 104: ...es Deskew Merged Deskew Procedures Merged Deskew With the exception of the self calibration procedures all other procedures must be completed using the performance verification software and the TLACAL...

Page 105: ...Adjustment Procedures 5 4 TLA7AXX Logic Analyzer Module Service Manual Figure 5 1 TLACAL2 test fixture connections...

Page 106: ...an run the self calibration at any time during normal operation To maintain measurement accuracy perform the self calibration if the following conditions occur H After repair and replacement of any ci...

Page 107: ...fixture CAUTION Always power down the TLACAL2 test fixture before connecting or disconnecting the ribbon cables Failure to do so can damage the test fixture the PIC or the MICs 1 Power down the TLACA...

Page 108: ...120 J121 J130 and J131 on the test fixture 9 Power on the test fixture logic analyzer and digital multimeter and allow all test equipment to warm up for 30 minutes before continuing the adjustments Co...

Page 109: ...all selected procedures in the listed sequence To limit the test to specific procedures clear any procedures that you do not want to run 6 Click the Next button at the bottom of the dialog box to beg...

Page 110: ...adjustments and the Analog Gain and Offset adjustment procedures for the logic analyzer modules These procedures are required to adjust the logic analyzer module These procedures use the module inter...

Page 111: ...test fixture Connect the positive lead to the connector and the negative ground lead to the connector 8 Connect a P6041 cable from each of the Analog Output BNC connectors to the corresponding connect...

Page 112: ...ottom of the dialog box to begin the procedure A list of connection instructions displays 7 Verify that your connections match those of the instructions Then click the Next button to begin the procedu...

Page 113: ...test fixture CAUTION Always disconnect one end of each P6041 cable before powering down the TLACAL2 test fixture Failure to do so can damage the test fixture 1 If connected remove the P6041 cable from...

Page 114: ...ment procedures Table 5 2 Deskew procedure probe connections Probe TLACAL2 connections P6810 P6810 TIMING J881 J882 J883 J884 data connectors J880 Deskew Ref connector P6860 P6860 DESKEW AND MIN PULSE...

Page 115: ...alyzer Module Service Manual NOTE The software will perform all selected procedures in the listed sequence To limit the test to specific procedures clear any procedures that you do not want to run Fig...

Page 116: ...ou have a 34 channel module go to step 15 If your module has more than 34 channels connect the next probe as indicated by the software instructions 11 If you are using P6860 or P6880 probes move the C...

Page 117: ...ecific connections from the logic analyzer modules to the probes and the TLACAL2 test fixture These procedures adjust one pair of modules at a time When connecting the probes to the modules make sure...

Page 118: ...to Figure 5 2 on page 5 7 appears 3 If you have more than one logic analyzer module in your mainframe select the logic analyzer module to be adjusted from the list in the window 4 Click the Adjustmen...

Page 119: ...choice or use the default location 9 Click the Finish button to finish the next procedure and return to the startup window Completing the Adjustment Steps After completing the adjustment procedures yo...

Page 120: ...ormation for shipment or storage Related Maintenance Procedures The TLA7UP Mainframe Field Upgrade Instruction Manual contains some maintenance procedures not included in this manual Refer to the TLA7...

Page 121: ...nce verification procedures or as an incoming inspection The side cover keeps dust out of the instrument and should be in place during normal operation Inspect and clean the instrument as often as ope...

Page 122: ...mechanical parts Front panel connectors Broken shells cracked insulation and deformed contacts Dirt in connectors Replace defective parts or clean parts based on the cleaning procedures Rear connecto...

Page 123: ...run plating Remove failed circuit board and replace with a new one Resistors Burned cracked broken blis tered condition Remove failed circuit board and replace with a new one Capacitors Damaged or le...

Page 124: ...ature 51 7 _C to 65 6 _C 125 _F to 150 _F circulating air To clean the exterior surfaces of the probes remove dirt and dust with a soft brush For more extensive cleaning use only a damp cloth Never us...

Page 125: ...remaining lint or residue with the nitrogen air gun Cleaning the P6860 and P6880 Probe Heads Before connecting the P6860 and P6880 Probes to the target system ensure that the probe heads are free fro...

Page 126: ...ION Do not touch the elastomers to avoid damaging the probe contacts Storing the P6860 and P6880 Probe Heads To protect the elastomer it is important to properly store the probe heads when the probes...

Page 127: ...Maintenance 6 8 TLA7AXX Logic Analyzer Module Service Manual Safely store the probe head Nutbar Nutbar Figure 6 2 Storing the probe head...

Page 128: ...ginning of this manual To prevent possible injury to service personnel or damage to electrical compo nents read Preventing Electrostatic Discharge on page 6 1 Tools Required Table 6 3 lists the tools...

Page 129: ...the following proce dures Use the following procedure to remove the injector ejector handles 1 Place the module on the right side see Figure 6 3 2 Remove the two screws that secure the injector eject...

Page 130: ...a screwdriver with a T 9 and a T 10 tip to complete the following procedures Use the following procedure and Figures 6 4 and 6 5 to remove the covers 1 Place the module on the right side 2 Remove the...

Page 131: ...oval and Installation Procedures 6 12 TLA7AXX Logic Analyzer Module Service Manual Disconnect merge cable from the board Screws 8 Cable bracket Figure 6 4 Removing the merge cable bracket from the cov...

Page 132: ...fits into adjacent slots in the mainframe 1 Place the module on its right side CAUTION To prevent damage to the module during the installation process reinstall the cover exactly as described in steps...

Page 133: ...the chassis flange and rear panels flange together while tightening the screws on the sides This ensures that the rear panel does not rotate otherwise the module may not seat properly when installed...

Page 134: ...Procedures TLA7AXX Logic Analyzer Module Service Manual 6 15 10 Check and tighten all screws to 4 in lbs Leave no vertical gap Make sure tab inserts into slot on rear of front panel Figure 6 7 Seating...

Page 135: ...de number and firmware level Use the following procedure and Figure 6 8 to remove the LPU board 1 Perform the Cover removal procedure see page 6 11 2 Remove the five T 10 Torx drive screws that secure...

Page 136: ...U board 1 Place the LPU board component side down over the chassis and insert the tabs on the LPU board into the front subpanel as shown in Figure 6 9 2 Line up the pins on the 160 pin connector from...

Page 137: ...nalyzer module This information should match the module specific information on the System Properties tab in the TLA application If the PowerFlex level does not match the information on the side panel...

Page 138: ...ht side merge cable For these modules ignore the steps dealing with the merge cable 3 Complete the following steps while referring to Figure 6 10 and Figure 6 11 on page 6 20 to remove the merge cable...

Page 139: ...on Procedures 6 20 TLA7AXX Logic Analyzer Module Service Manual slide merge cable bracket back Lift merge cable bracket up and slide out Disconnect cable from acquisition board Figure 6 11 Removing th...

Page 140: ...s with the 1 4 nut driver from the acquisition board 5 Disconnect the four analog output cables on the acquisition board 6 Remove the five T 10 screws from the acquisition board located near the front...

Page 141: ...hassis 4 Install the five spacer posts that secure the acquisition board to the chassis 5 Connect the four analog output cables from the front panel to the acquisition board 6 Complete the following s...

Page 142: ...t board to you local Tektronix service center for corrective action Front and Rear EMI Gaskets Use the following procedure to remove the front and rear EMI gaskets 1 Perform the Cover removal procedur...

Page 143: ...side to side to ensure that the gasket snaps in place Slide open end onto module Rotate into place lifting any gasket fingers that bind Make sure gasket snaps into holes by pulling on gasket 1 2 3 Fi...

Page 144: ...to eliminate the mainframe probes and other modules as the source of the fault s 3 Perform the Troubleshoot the Logic Analyzer Module procedure beginning on page 6 29 to identify the failed replaceab...

Page 145: ...htop or portable mainframe as problem source whichever configuration is in use Tektronix Logic Analyzer Family User Manual To remove and reinstall modules in mainframe TLA7UP Mainframe Field Upgrade I...

Page 146: ...Field Upgrade Instruction Manual for information on reinstalling the latest firmware H Module logical address switches set to 00 Reset the switches to FF Controller does not power on H Module not ful...

Page 147: ...the problem most likely is in the mainframe or in the attached probes not in the logic analyzer module 5 To eliminate the probes use known good probes and verify that the probes are properly connecte...

Page 148: ...ule This procedure requires that the module is installed in a fully functional mainframe If you have not determined that the mainframe is functional or if you suspect the problem might be in a probe o...

Page 149: ...robes disconnected from the module To run the extended diagnostics do the following steps 1 Disconnect the probes from the logic analyzer module 2 Start the TLA application if it is not already runnin...

Page 150: ...teps 3a and 3b are verified the module is recognized if not verified the module is not recognized Proceed as the troubleshooting tree instructs 5 If diagnostic failures occur replace the circuit board...

Page 151: ...ed for the replaced module Replace LPU board Start TLA application Run extended diagnostics Module recognized Other test fail Address switches set to 00 Set switches to FF No Yes Yes No No Kernel test...

Page 152: ...e n n NVRAM Check n n Acquisition board Timestamp Timestamp Rollover n n Acquisition RAM Data Bus n n Acquisition RAM Address Bus n n Timestamp Acquire n Clock Qualifier Combiner RAM n n Clock State M...

Page 153: ...n SFDL 1 n n SFDL 2 n n PLL n n Demux n Edge Detector n Setup and Hold n Glitch n Memory Interface Controller AD Bus n n MAR Rollover n n Waveform 0 n n Waveform 1 n n Waveform Pins n n Waveform Chang...

Page 154: ...instructions for updating module firmware Updating or Restoring the Logic Analyzer Firmware You may have to update the firmware on the logic analyzer module if the module does not appear in the TLA Sy...

Page 155: ...om the Execute menu 8 Click the TLA7A lod file for the selected module NOTE Be sure to select the proper lod file for each module Note the slot number in the title bar so that you select the correct m...

Page 156: ...iew Procedure Recommended interval Purpose When required Documented Diagnostics power on and extended Incoming inspection Annually Verifies basic functionality During troubleshooting Power on Diagnost...

Page 157: ...Troubleshooting 6 38 TLA7AXX Logic Analyzer Module Service Manual...

Page 158: ...e shipping carton with an industrial stapler or strapping tape Shipping to the Service Center Contact the Service Center to get an RMA return material authorization number and any return or shipping i...

Page 159: ...so it will not be damaged during transit or storage Storage The logic analyzer module should be stored in a clean dry environment The following environmental characteristics apply for both shipping an...

Page 160: ...Add P6880 Probes 1S Increase to 512 Kb memory depth 120 MHz state speed 2S Increase to 2 Mb memory depth 120 MHz state speed 3S Increase to 8 Mb memory depth 120 MHz state speed 4S Increase to 32 Mb m...

Page 161: ...actory calibration certification on delivery plus two more years of calibration coverage The instrument will be calibrated according to its calibration interval Five years of calibration ser vices Opt...

Page 162: ...TLA7AXX Logic Analyzer Module Service Manual 8 1 Electrical Parts List Refer to the Mechanical Parts List chapter for a complete list of replaceable parts...

Page 163: ...Electrical Parts List 8 2 TLA7AXX Logic Analyzer Module Service Manual...

Page 164: ...Analyzer Module Service Manual 9 1 Diagrams This chapter contains the block diagrams of the logic analzyer module Use these diagrams in conjunction with the Theory of Operation to help you troublesho...

Page 165: ...ications Interface P1 P2 160 Acquisition system P2 Backplane Interface Trigger Power supplies Acquisition Board Interface LPU Board Interface P1 Acquisition Memory Probe Interface Clocks Merge Probe P...

Page 166: ...If you order a part that has been replaced with a different or improved part your local Tektronix field office or representative will contact you concerning any change in part number Modules can be se...

Page 167: ...serial number at which the part was first effective Column four indicates the serial number at which the part was discontinued No entry indicates the part is good for all serial numbers 5 Qty This ind...

Page 168: ...07004 6095 61058 PANASONIC INDUSTRIAL CO ECG M S 7H 4 TWO PANASONIC WAY SECAUCUS NJ 07094 61935 SCHURTER INC 1016 CLEGG CT PO BOX 750158 PETALUMA CA 94975 0158 71400 BUSSMANN DIVISION COOPER INDUSTRI...

Page 169: ...nical Parts List 10 4 TLA7AXX Logic Analyzer Module Service Manual 5 1 2 3 4 5 6 7 8 9 10 12 4 4 11 12 4 13 14 15 16 17 18 19 20 21 22 23 Figure 10 1 TLA7AAX and TLA7ABX Logic Analyzer Module exploded...

Page 170: ...DEG VIEW ANGLE INTEGRAL RES TINTED DIFFUSED RIGHT NOT SHOWN 0MS63 MR5360 MP4B 7 129 1478 00 5 SPACER POST 1 738 L 1 113 SPACING W 0 35 L 0 25 HEX W 4 40 INT THD X 6 32 EXTERNAL THD NIC TK0588 129 147...

Page 171: ...R 0 745 X 0 520 0 010 0KB05 335 0646 00 18 335 0639 00 1 MARKER IDENT CONFIGURATION LABEL MKD TIMING STATE SPEED RAM DEPTH 0 475 X 0 975 0 010 POLY GE 0KB05 335 0639 00 19 131 1315 01 4 CONN RF JACK B...

Page 172: ...MAINFRAME FIELD UPDRADE TLA7UP DP TK2548 071 0865 02 071 0866 02 1 MANUAL TECH INSTRUCTION TLA600 SERIES MAINFRAME FIELD UPDRADE TLA6UP DP TK2548 071 0866 02 071 1059 00 1 MANUAL TECH INSTRUCTION P68...

Page 173: ...ble Assembly RS232 76 0 L 9 24 AWG DB9 Female X DB9 Female Serial Null Modem TK6314 012 1379 00 650 4298 00 4 MIC BOARD ASSY MODULE INTERFACE CARD W COVERS 80009 650 4298 00 650 4299 00 1 PIC BOARD AS...

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