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Troubleshooting

TLA7AXX Logic Analyzer Module Service Manual

6- 33

Table 6--5 can help you isolate problems to one of the circuit boards in the
module (use the

Removal and Installation Procedures

beginning on page 6--9 to

replace the faulty circuit board):

Table 6- 5: Diagnostic tests

Circuit board

Group & test

Power on

Extended

LPU board

Kernel

ROM Check

LPU RAM

Address Decode

NVRAM Check

Acquisition board

Timestamp

Timestamp Rollover

Acquisition RAM Data Bus

Acquisition RAM Address Bus

Timestamp Acquire

Clock

Qualifier/Combiner RAM

Clock State Machine RAM

Acquisition Data Path

Address/Data Bus

MagniVu RAM

Trigger

Internal RAM

Trigger Crossbar

Signal/Trigger Lines

Trigger State Machine Counters

Prefill Counter

Word Recognizer

Transition Detector

Clock Group Detector

At-speed Transition Detect

Snapshot

Acquisition RAM

RAM Select

Acquisition Memory

Diagnostics Table

Содержание TLA7AA1

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 5: ......

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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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