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Troubleshooting

6- 36

TLA7Nx, TLA7Px, & TLA7Qx Logic Analyzer Module Service Manual

Table 6--7 can help you isolate problems to one of the three circuit boards in the
module (use the

Removal and Installation Procedures

beginning on page 6--5 to

replace the faulty circuit board):

Table 6- 7: Diagnostic tests

Circuit board

Group & test

Power on

Extended

LPU board

Kernel

ROM Check

LPU RAM

Address Decode

NVRAM Check

Acquisition board

Timestamp

Address/Data Bus

Memory Address Rollover

Timestamp Rollover

Timestamp Fast Clock

Acquisition RAM Data Bus

Acquisition RAM Address Bus

Timestamp Acquire

Store Signals

Acquisition board

Clock

Address/Data Bus

Qualifier/Combiner RAM

Clock State Machine RAM

MagniVu RAM

Acquisition RAM Data Bus

Acquisition RAM Address Bus

Store Signals

Flag Bus

Acquisition Data Path

Address/Data Bus

MagniVu RAM

Acquisition RAM Data Bus

Acquisition RAM Address Bus

Store Signals

Bin & Log Busses

Diagnostic Tests Table

Содержание LTA7P Series

Страница 1: ...x TLA7Qx 071 0864 01 Warning The servicing instructions are for use by qualified personnel only To avoid personal injury do not perform any servicing unless you are qualified to do so Refer to all saf...

Страница 2: ...Information in this publication supercedes that in all previously published material Specifications and price change privileges reserved Tektronix Inc 14200 SW Karl Braun Drive Beaverton OR 97077 TEKT...

Страница 3: ...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 4: ......

Страница 5: ...llation 2 1 Software Installation and Removal 2 2 Operating Information 2 4 Merged Modules 2 10 Merging Rules 2 10 Theory of Operation Block Level Description 3 1 Performance Verification Performance...

Страница 6: ...harge 6 1 Inspection and Cleaning 6 2 Removal and Installation Procedures 6 5 Preparation 6 5 Tools Required 6 5 Torque Requirements 6 5 Injector Ejector Handles 6 6 Cover 6 7 Daughter Boards 6 11 Loc...

Страница 7: ...TLA7Nx TLA7Px TLA7Qx Logic Analyzer Module Service Manual iii Electrical Parts List Diagrams Interconnection Block Diagram 9 1 Mechanical Parts List Parts Ordering Information 10 1 Using the Replaceab...

Страница 8: ...xture detail 4 23 Figure 4 10 Probe tip adapter detail 4 26 Figure 4 11 Adjustment verification fixture detail 4 28 Figure 5 1 P6434 probe detail 5 4 Figure 5 2 Initial deskew test setup 5 8 Figure 5...

Страница 9: ...t 6 35 Figure 9 1 Interconnections 9 1 Figure 9 2 Block diagram 9 2 Figure 10 1 TLA700 Series Logic Analyzer Module exploded view 10 4 Figure 10 2 TLA700 Series LPU board exploded view 10 8 Figure 10...

Страница 10: ...e functional verification procedures 4 4 Table 4 3 LA Module performance verification tests 4 12 Table 4 4 LA Module characteristics indirectly checked by the performance verification tests 4 12 Table...

Страница 11: ...fore making connections to the input or output terminals of the product ensure that the product is properly grounded Observe All Terminal Ratings To avoid fire or shock hazard observe all ratings and...

Страница 12: ...of life CAUTION Caution statements identify conditions or practices that could result in damage to this product or other property Terms on the Product These terms may appear on the product DANGER indi...

Страница 13: ...of this product unless another person capable of rendering first aid and resuscitation is present Disconnect Power To avoid electric shock disconnect the main power by means of the power cord or if pr...

Страница 14: ...Service Safety Summary x TLA7Nx TLA7Px TLA7Qx Logic Analyzer Module Service Manual...

Страница 15: ...the characteristics and descriptions that apply to it H Operating Information includes basic installation and operating instructions at the level needed to safely operate and service the logic analyz...

Страница 16: ...ional check and performance verification procedures Specifications and replaceable parts information are documented in this service manual Certification procedures certify a product and provide a trac...

Страница 17: ...the Safety Summary found at the beginning of this manual Related Manuals The following manuals are available as part of the TLA700 Series Logic Analyzer documentation set Refer to Optional Accessorie...

Страница 18: ...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 1 503 627 2400 6 00...

Страница 19: ...ngs and cautions Adjustment and Certification Interval Generally you should perform the adjustments and certification calibration described in the Performance Verification and Adjustment Procedures ch...

Страница 20: ...worldwide by the leading 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 calibrati...

Страница 21: ...econfigured 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 Fi...

Страница 22: ...Introduction xviii TLA7Nx TLA7Px TLA7Qx Logic Analyzer Module Service Manual...

Страница 23: ...asynchronous acquisition into a 2 K high resolution timing buffer H 250 MHz trigger capability plus special setup and hold violation triggering and glitch triggering H Data correlation with other mod...

Страница 24: ...TLA7L1 TLA7L2 TLA7L3 TLA7L4 32 K or 128 K samples TLA7N1 TLA7N2 TLA7N3 TLA7N4 64 K or 256 K or 1 M or 4 M samples1 TLA7P2 TLA7P4 16 M samples TLA7Q2 TLAQP4 64 M samples 1 PowerFlex options Table 1 2 L...

Страница 25: ...n be moved for each channel group from 8 5 ns Ts to 7 0 ns Ts in 0 5 ns steps setup time Hold time follows the setup time by the setup and hold window size n Maximum synchronous clock rate4 200 MHz in...

Страница 26: ...rd recognizers 3 range recognizers 4 word recognizers 4 range recognizers Range recognizer channel order From most significant probe group to least significant probe group C3 C2 C1 C0 E3 E2 E1 E0 A3 A...

Страница 27: ...In 2 glitch detection setup and hold detection or transition detection resources are added Trigger States 16 n Trigger State sequence rate Same rate as valid data samples received 250 MHz maximum Trig...

Страница 28: ...each data sample when asynchronous clocking is used The probe data storage size is reduced by one half the other half holds the violation information The fastest asynchronous clocking rate is reduced...

Страница 29: ...l to channel skew Typical 1 0 ns typical When merged add 0 3 ns for the slave module Sample uncertainty Asynchronous Sample period Synchronous 500 ps Probe input resistance Typical 20 k Probe input ca...

Страница 30: ...both modules plus the CLK QUAL channels active clocks for the merge system of the master module plus the CLK QUAL channels nonactive stored clock channels to the merge system Merge system acquisition...

Страница 31: ...strated to the following specifications as listed in the Official Journal of the European Communities EN 55011 Class A Radiated and Conducted Emissions EN 50081 1 Emissions EN 60555 2 AC Power Line Ha...

Страница 32: ...ata clock output amplitude 10K Motorola ECLinPS family outputs DC threshold output Output equals user applied input Input requirements External Clock input 1 0 Vp p centered around the fixture ground...

Страница 33: ...logic analyzer module logical address to 00 Logical address 00 is reserved for the controller Dynamic Autoconfiguration With Dynamic Auto Configuration Recommended selected hexadecimal FF or decimal 2...

Страница 34: ...res for merging modules is described in the Tektronix Logic Analyzer Family User Manual Software Installation and Removal These procedures describe loading and unloading the performance verification a...

Страница 35: ...nstallation cannot be completed Follow these instruc tions to verify the directory is not present 1 Select Start Search For Files or Folders 2 In the Search for files or folders box type Tekcats or Te...

Страница 36: ...following directory path under Documents and Settings All Users Start Menu Programs 7 Locate and delete the TLA Performance Verification item Operating Information This section provides a general des...

Страница 37: ...c Analyzer Module Service Manual 2 5 READY Indicator ACCESSED Indicator ARM D Indicator TRIG D Indicator Probe connectors Configuration label Injector ejector handle Probe retainer mounting holes Figu...

Страница 38: ...logic analyzer module Two Merged Modules When two modules are merged the master module is on the left lower numbered slot and the slave module is on the right Three Merged Modules When three modules...

Страница 39: ...gic analyzer module performs the power on diagnostics each time you power on the mainframe The Calibration and Diagnostics property sheet appears at power on if one of the module diagnostics fails You...

Страница 40: ...e Self Calibration The logic analyzer module may require several min utes to run the self calibration depending on the number of channels Select Calibration and Diagnostics property sheet from the Sys...

Страница 41: ...dialogs contain information to set up the window as needed For the DSO the Setup window contains setup information for each DSO channel such as the input voltage ranges bandwidth coupling and terminat...

Страница 42: ...ths will assume the depth of the shallowest module H When merging two modules of unequal channel widths use the module with the higher number of channels as the master module H When merging three modu...

Страница 43: ...ogic Analyzer Module Service Manual 2 11 In a two way merge the master module is on the left and the slave module is on the right as shown in Figure 2 3 Master Module Slave Module Figure 2 3 Location...

Страница 44: ...7Nx TLA7Px or TLA7Qx LA modules only the master module is in the center Slave module 1 is to the right of the master module Slave module 2 is on the left of the master module as shown in Figure 2 4 Ma...

Страница 45: ...send it to the logic analyzer module for processing A single 102 channel or 136 channel logic analyzer module can be merged with a second or third module to create a two and three module wide logic a...

Страница 46: ...V DC to DC converter F1983 24 V Supplies the 24 V to 5 V DC to DC converter This 5 V output powers the acquisition RAM on the Acquisition board F1981 24 V Supplies the 24 V to 5 V DC to DC converter T...

Страница 47: ...ta sample takes up two memory locations one to store the actual data sample and the other to store the corresponding glitch information Backplane Interface The backplane interface provides the interfa...

Страница 48: ...als on the local bus of the mainframe backplane The local bus sends the system clock of the Master module to the Slave module The two merged modules must be located in adjacent slots The merge Cable C...

Страница 49: ...xture you can make copies of the calibration data report included with this manual and then fill out the report with the data that you obtain from the performance verification procedures Performance v...

Страница 50: ...in procedure Set 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 pro...

Страница 51: ...1 ms interval Tektronix TDS 784D 4 DSO probes Two required with one inch ground leads Tektronix P6243 or P6245 probe with accesso ries 5 1X probe One required with one inch ground leads Tektronix P61...

Страница 52: ...stment verification fixture required Single logic analyzer module Extended diagnostics No Merged logic analyzer module Extended diagnostics Merge diagnostics No No P6417 P6418 and P6434 Logic Analyzer...

Страница 53: ...n instructions Power on the instrument and allow a 30 minute warmup before continuing with any procedures in this section During power on the installed modules perform an internal self test to verify...

Страница 54: ...inning this procedure be sure that no active signals are applied to the instrument Certain diagnostic tests will fail if signals are applied to the probe during the test 1 In the logic analyzer applic...

Страница 55: ...this procedure be sure that no active signals are applied to the instrument Certain diagnostic tests will fail if signals are applied to the probe during the test 1 In the logic analyzer application...

Страница 56: ...5 Figure 4 2 Probe functional verification test setup Perform the following steps to complete the probe functional verification 1 Ensure that the jumper at J15 on the adjustment verification fixture i...

Страница 57: ...lay the Activity Monitor 9 Verify that the Activity Monitor shows activity on all probe channels connected to the test fixture Figure 4 3 shows an example of the Activity Monitor Note the signal activ...

Страница 58: ...r and state speed through the logic analyzer application In the application go to the System menu select System Properties and then click the LA module tab However you must quit the logic analyzer app...

Страница 59: ...erformance verification and adjustment software you will connect external test equipment to the LA module in response to prompts on the screen You will connect the test signals and then instruct the p...

Страница 60: ...t name Specification tested 1 FPV_SETUP_0F Minimum recognizable word1 2 2 FPV_HOLD_0F Minimum recognizable word1 2 3 All tests Trigger state sequence rate 4 All tests and Extended Diagnostics Internal...

Страница 61: ...wing H For the LA modules select LA 7XX PV 5 Follow the instructions on the screen to enter the name you want to appear in the User Name field as shown below This name will appear on the Calibration D...

Страница 62: ...runs part of the full sequence The sequence runs from the selected starting point to the end of the sequence H SELECT TEST S runs only the selected tests To run a single test enter the test number To...

Страница 63: ...ed to your logic analyzer and follow the on screen instructions to print the test results If a printer is not available you can view the test results directly from the screen or you can copy the test...

Страница 64: ...a Out connector When using either type of probe always observe correct polarity GND to GND pin 1 to pin 1 J20 J6 J7 J1 J2 J3 J16 J13 J4 J11 J17 J19 J9 J18 J10 J8 J15 J26 GND GND Setup Hold Clock out C...

Страница 65: ...nd SELF_CAL pass Voltage reference BNC cable 0 1 F Capacitor Adjustment verification fixture J7 J6 Fixture supply J26 Dual banana to BNC adapter J22 J14 Threshold out P6434 C2 C3 CK3 Channel Group Fig...

Страница 66: ...SELF_CAL pass Adjustment verification fixture J2 J1 J26 Fixture supply J4 Clock channel C2 C3 CK3 Channel Group J5 Figure 4 6 Initial FPV_Setup_0F test setup 1 If the logic analyzer application is ru...

Страница 67: ...SELF_CAL pass Adjustment verification fixture J26 Fixture supply J2 J1 J4 Clock channel C2 C3 CK3 Channel Group J5 Figure 4 7 Initial FPV_Hold_0F test setup 1 If the logic analyzer application is run...

Страница 68: ...hown in Figure 4 8 Diagnostics and SELF_CAL pass Adjustment verification fixture Sine wave generator Type N to BNC adapter BNC cable J18 Fixture supply J26 J2 J1 J4 Clock channel C2 C3 CK3 Channel Gro...

Страница 69: ...quipment list for the procedures in this section Each piece of equipment used in these procedures is referenced by an item number to the equipment listed in Table 4 1 Functional Verification The funct...

Страница 70: ...be item 4 Prerequisites Warm up time 30 minutes for adjustment verification fixture and test equipment 1 Set the jumper positions as called out in the table Refer to Figure 4 9 on page 4 23 for jumper...

Страница 71: ...n falling edge Jumper removed clocked on rising edge SETUP HOLD J17 Setup Hold select External Clock in J5 J14 1 2 3 4 5 J13 P6434 Deskew Probe setup J4 PROBE SETUP DESKEW R127 R39 R67 R321 R85 R38 VD...

Страница 72: ...easurement for CH1 Frequency H Gating Off e Set up the Cursor menu as follows H Function Off f Set up the Acquire menu as follows H Acquisition Mode Sample H Repetitive Signal On 6 Using the oscillosc...

Страница 73: ...following requirements are met H The adjustment verification fixture must have been operating for a warm up period of at least 30 minutes and must be operating at an ambient tempera ture between 20_ C...

Страница 74: ...he primary function of the custom probe tip adapter is to minimize the length of the ground lead of the probe Build the custom probe tip adapter as shown in Figure 4 10 Adjust this distance to span a...

Страница 75: ...upon retest you must start at the first test and follow this section through from start to finish sequentially The following procedures check the DC power supply characteristics Parameter tested Powe...

Страница 76: ...38 VDD adjust J8 VEE J9 GND J10 VDD Threshold in J22 DC in Denotes ground side of resistor 1 6 Figure 4 11 Adjustment verification fixture detail Table 4 6 Adjustment verification fixture jumper setti...

Страница 77: ...t verification fixture and test equipment 1 Set the jumper positions as listed in the table Jumper Jumper name Jumper setting J13 P6434 Deskew probe setup 3 5 connected J15 Clock selection INT J16 Des...

Страница 78: ...wing table Jumper Jumper name Jumper setting J13 P6434 Deskew probe setup 3 5 connected J15 Clock selection INT J16 Deskew 2 3 and 4 5 connected J17 Setup hold select HOLD J19 Clock polarity select Re...

Страница 79: ...NOTE Observe proper polarity when doing the following steps See Figure 4 9 on page 4 23 to identify the ground side of the components being measured 6 Connect the CH1 probe of the oscilloscope to the...

Страница 80: ...er name Jumper setting J13 P6434 Deskew probe setup 1 3 and 5 6 connected J15 Clock selection INT J16 Deskew 1 2 and 4 5 connected J17 Setup hold select HOLD J19 Clock polarity select Disconnected 2 S...

Страница 81: ...oscope to J1 2 on the adjustment verifi cation fixture 5 Select Deskew from the Vertical menu NOTE Observe proper polarity when performing the following steps See Figure 4 9 on page 4 23 to identify t...

Страница 82: ...probes item 4 Custom probe tip adapter see Figure 4 10 page 4 26 Prerequisites Warm up time 30 minutes for adjustment verification fixture and test equipment 1 Set the jumper positions as listed in th...

Страница 83: ...sition Mode Average 90 H Repetitive Signal On 4 Connect the CH2 probe of the oscilloscope to J1 pin 2 on the adjustment verification fixture 5 Select Deskew from the Vertical menu of the oscilloscope...

Страница 84: ...the setup time at R321 on the Calibration Data Report Use the following procedure to verify the external clock input Parameter tested External Clock Input Equipment required Frequency Counter item 8...

Страница 85: ...Incoming data Outgoing data Internal clock frequency 50 065 MHz 01 percent 50 0600 MHz 50 0700 MHz Page 4 29 Step 2 Data Output Channel to Channel Skew 50 ps Less than 50 ps Page 4 31 Step 8 Setup Cl...

Страница 86: ......

Страница 87: ...ese procedures ask for the serial number of the instrument under test Before installing the modules in the mainframe record the serial number of the LA module You can also access the module serial num...

Страница 88: ...e same type of individual modules for example three TLA7Q4 modules the individual modules must be separated before continuing See the Tektronix Logic Analyzer Family User Manual for instructions on se...

Страница 89: ...or sequences A sequence consists of one or more individual adjustments Normally you will perform a RUN FULL SEQUENCE which executes each adjustment in the proper order The performance verification an...

Страница 90: ...r user and product identification information temperature and humidity 2 If you are using P6417 or P6418 probes label one probe as the Reference Probe and the other probe as the Probe Under Test 3 If...

Страница 91: ...ck that all test equipment is powered on and has the proper warm up time H Verify the adjustment verification fixture LED is lighted and the jumper positions match the on screen instructions and the e...

Страница 92: ...a higher level of confidence of module functionality NOTE Performing the self calibration does not guarantee that all parameters operate within limits Operation within limits is achieved by performing...

Страница 93: ...s had a 30 minute warm up before attempting the self calibration and that the logic analyzer application is running 2 Disconnect any probes connected to the LA module 3 Select Calibration and Diagnost...

Страница 94: ...tem 2 Two P6417 or P6418 Logic Analyzer probes item 6 OR One P6434 Logic Analyzer probe item 7 Prerequisites Warm up time 30 minutes Test equipment connected as shown in Figure 5 2 Merged modules of t...

Страница 95: ...y pin 1 to pin 1 5 Follow the on screen prompts to perform the module deskew adjustment procedure 6 Verify no failures occur for each test If desired you can print or save the results of the deskew ad...

Страница 96: ...Logic Analyzer Module Adjustment Procedures 5 10 TLA7Nx TLA7Px TLA7Qx Logic Analyzer Module Service Manual...

Страница 97: ...nts that meet or exceed the minimum requirements specified Adjustment Verification Fixture Adjustment Equipment Required Adjustment verification fixture and power supply item 2 Oscilloscope item 3 Two...

Страница 98: ...wer supply Equipment Required DMM with test leads item 9 Prerequisites Warm up time 30 minutes for adjustment verification fixture and test equipment 2 Connect the DMM lead to J8 VEE 3 Connect the DMM...

Страница 99: ...ck J16 Deskew Int Ext J15 Ext Int Clock select J19 Jumper installed clocked on falling edge Jumper removed clocked on rising edge Setup Hold J17 Hold Setup select External Clock in J5 J14 1 2 3 4 5 J1...

Страница 100: ...ator item 16 Shorting jumpers item 14 Prerequisites Warm up time 30 minutes for adjustment verification fixture and test equipment 1 Set up the frequency counter as follows a Right input 10 Hz 100 MHz...

Страница 101: ...nt 1 Set up the oscilloscope by pressing Setup and then press Factory Setup and then press OK Confirm Factory Init to return the oscilloscope to default conditions 2 Set up the oscilloscope as listed...

Страница 102: ...n the circuit board add delay according to their length The longer the loop the more delay is added to the circuit The loops from shortest to longest add approximately 50 ps 100 ps 200 ps 400 ps and 8...

Страница 103: ...e following jumpers Jumper Jumper name Jumper setting J13 P6434 Deskew probe setup 3 5 connected J15 Clock selection INT J16 Deskew 2 3 and 4 5 connected J17 Setup hold select HOLD J19 Clock polarity...

Страница 104: ...1 probe to R67 P6434 A and record the positive delay between R85 and R67 using the vertical cursor bars on the oscilloscope 6 Using the delay taps on Delay CLK1 ADJ add or subtract the appropriate del...

Страница 105: ...ollowing jumpers Jumper Jumper name Jumper setting J13 P6434 Deskew probe setup 1 3 and 5 6 connected J15 Clock selection INT J16 Deskew 1 2 and 4 5 connected J17 Setup hold select HOLD J19 Clock pola...

Страница 106: ...sing edge on the center horizontal graticule 4 Connect the CH1 probe to R127 and record the difference in timing between R67 and R127 using the vertical cursor bars on the oscilloscope 5 Using the del...

Страница 107: ...4 Shorting jumpers item 14 Prerequisites Warm up time 30 minutes for adjustment verification fixture and test equipment 1 Install the following jumpers Jumper Jumper name Jumper setting J13 P6434 Des...

Страница 108: ...e Set up the Cursor menu as follows H Function V Bars f Set up the Acquire menu as follows H Acquisition Mode Sample H Repetitive Signal On 3 Using the delay taps on Delay SETUP ADJ add or subtract t...

Страница 109: ...n 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 TLA7UP Main...

Страница 110: ...as often as operating conditions require Collection of dirt on internal components can cause them to overheat and breakdown Dirt acts as an insulating blanket preventing efficient heat dissipation Di...

Страница 111: ...ce defective parts Accessories Missing items or parts of items bent pins broken or frayed cables and damaged connectors Replace damaged or missing items frayed cables and defec tive modules To clean t...

Страница 112: ...deionized air approximately 9 psi 2 Remove any remaining dust with a lint free cloth dampened in isopropyl alcohol 75 solution and rinse with warm deionized water A cotton tipped applicator is useful...

Страница 113: ...d the General Safety Summary and Service Safety Summary found at the beginning of this manual To prevent possible injury to service personnel or damage to electrical compo nents read Preventing Electr...

Страница 114: ...ejector handle to the chassis 3 Remove the injector ejector handle from the module Ejector handles 2 Remove screws 4 Figure 6 1 Injector ejector handle replacement Use the following procedure and Figu...

Страница 115: ...ear of the chassis and the two rear screws located on either side of the rear panel that secure the rear panel to the chassis 3 Remove the four T 10 Torx drive screws that secure the cover to the chas...

Страница 116: ...d Figure 6 4 to install the cover NOTE Install the cover tightly against the chassis This will ensure that the module fits into adjacent slots in the mainframe 1 Place the module on its right side 2 P...

Страница 117: ...bracket Figure 6 3 Feeding the merge cable through the cover CAUTION To prevent damage to the module during the installation process reinstall the cover exactly as described in steps 4 through 8 If t...

Страница 118: ...ront and rear chassis flanges see Figure 6 4 Leave no vertical gap Make sure tab inserts into slot on rear of front panel Figure 6 4 Seating the cover on the chassis 5 While holding the cover in place...

Страница 119: ...of channels it contains H 136 channel modules contain two daughter boards H 102 channel modules contain one daughter board H 68 and 34 channel modules do not contain daughter boards See Figure 6 5 on...

Страница 120: ...install the daughter boards 1 Line up the daughter board over the circuit board connector on the acquisi tion board and gently press down until the daughter board fully seats in the connector 2 Place...

Страница 121: ...ove the LPU board 1 Perform the Cover removal procedure see page 6 7 2 Remove the five T 10 Torx drive screws that secure the LPU board to the chassis 3 Remove the cable bracket and unplug two 100 pin...

Страница 122: ...he LPU board 1 Insert the tabs on the LPU board into the front subpanel as shown in Figure 6 7 Then set the LPU board in place on the chassis 2 Push forward on the LPU board rear connector while align...

Страница 123: ...nual 6 15 Chassis Push forward on P1 connector during installation Tabs on LPU board Front subpanel slot Figure 6 7 Inserting LPU board tabs into front subpanel 4 Crimp and fold the two 100 pin ribbon...

Страница 124: ...6 Perform the Cover installation procedure see page 6 8 NOTE After replacing the LPU board you must verify the proper PowerFlex level The PowerFlex configuration information is listed on the side pan...

Страница 125: ...6 7 2 If there are daughter boards installed in the module perform the Daughter Boards removal procedure see page 6 11 3 Perform the Local Processor Unit Board removal procedure see page 6 13 4 Unplu...

Страница 126: ...moval and Installation Procedures 6 18 TLA7Nx TLA7Px TLA7Qx Logic Analyzer Module Service Manual Unplug ribbon cables 2 Squeeze to unlock cable Figure 6 9 Removing the cables from the Acquisition boar...

Страница 127: ...s that secure the merge cable connector to the chassis NOTE The 34 channel and 68 channel modules do not have a merge cable or merge cable connector For these modules ignore the steps dealing with the...

Страница 128: ...he acquisition board from the chassis 8 Carefully slide the acquisition board away from the front panel until the probe connectors clear the front panel Then lift the circuit board from the chassis 9...

Страница 129: ...or while aligning the acquisition board so that the mounting holes line up with the stand offs on the chassis 5 Install the nine spacer posts that secure the acquisition board to the chassis ensuring...

Страница 130: ...ard F890 5 V This supply is not used F470 5 V Supplies power to External Manufacturing FLASH card Table 6 5 lists the fuse locations on the acquisition board and briefly describes the fuse functions T...

Страница 131: ...DC to DC converter that 5 V powers the acquisition RAM You will need a screwdriver with a size T 10 Torx tip a soldering iron and solder wick to replace the fuses Use the following procedure and Figur...

Страница 132: ...board perform the Acquisition Board installation procedure page 6 21 3 Perform the Local Processor Unit Board installation procedure see page 6 14 4 Perform the Cover installation procedure see page 6...

Страница 133: ...2 Pick up each gasket at the end where the gasket finger is formed up Then rotate the gasket on As you do this lift up any fingers that bind to the chassis or cover 3 Slide each gasket gently from si...

Страница 134: ...6 26 TLA7Nx TLA7Px TLA7Qx Logic Analyzer Module Service Manual 5 Perform the Daughter Boards installation procedure see page 6 12 6 Perform the installation procedure see page 6 14 7 Perform the Cover...

Страница 135: ...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 31 to identify the failed replaceable part within th...

Страница 136: ...Manual To eliminate benchtop or portable mainframe as problem source whichever configuration is in use Tektronix Logic Analyzer Family User Manual To remove and reinstall modules in mainframe to rein...

Страница 137: ...enter H Open fuses on logic analyzer module local processor unit board H Corrupted module firmware reinstall firmware Refer to the Tektronix Logic Analyzer Family User Manual Controller does not power...

Страница 138: ...ule verify that address switches on the rear of the module are set to same address as the module that you are replacing 3 Power on the logic analyzer and check for normal operation 4 If the failure sy...

Страница 139: ...Module to isolate the problems within that module 4 If you have determined that the probe is faulty try to isolate the problem to an individual channel A faulty channel may indicate a faulty probe pod...

Страница 140: ...operty sheet If there are no diagnostic failures when you power on the logic analyzer you can display and run the calibration and diagnostics property sheet by selecting Calibration and Diagnostics fr...

Страница 141: ...e green READY indicator does not turn on the module is not being recognized which indicates possible problems on the Local Processor Unit board b Verify that after a few seconds the ACCESSED indicator...

Страница 142: ...rd faulty cables or the mainframe If replacing the Acquisition board does not remedy the failures try replacing the Local Processor Unit board or the cables between the Local Processor Unit board and...

Страница 143: ...jumper installed Address switches set to 00 Set switches to FF Remove jumper No Yes No Yes Yes Yes No No No Kernel tests pass No Yes Replace daughter board Replace acquisition board Yes Self calibrat...

Страница 144: ...n n Acquisition board Timestamp Address Data Bus n n Memory Address Rollover n n Timestamp Rollover n n Timestamp Fast Clock n Acquisition RAM Data Bus n n Acquisition RAM Address Bus n n Timestamp A...

Страница 145: ...Crossbar n n Signal Trigger Lines n n Acquisition RAM RAM Selection n n Acq Clk TS RAM n DAC n n Acquisition Address Decode n n At speed Threshold Acquire1 n At speed Async Acquire n At speed Sync Acq...

Страница 146: ...ent required Verification checks LPU board Adjustment Powerflex1 Firmware level restoration2 Deskew Self Calibration Self Calibration Power on and Extended Diagnostics Acquisition board Adjustment Sel...

Страница 147: ...ally As needed Verifies basic functionality After acquisition LPU or daughter board replace ment When to perform Self Calibration page 2 8 Adjustment deskew After board replacement or annually Time al...

Страница 148: ...Troubleshooting 6 40 TLA7Nx TLA7Px TLA7Qx Logic Analyzer Module Service Manual...

Страница 149: ...eal the 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 ship...

Страница 150: ...will not be damaged during transit or storage Storage The TLA7Nx TLA7Px or TLA7Qx logic analyzer module should be stored in a clean dry environment The following environmental characteristics apply f...

Страница 151: ...page that precedes the Table of Contents in this manual TLA7N1 TLA7N2 TLA7N3 and TLA7N4 Options Table 7 1 list options for the TLA7N1 TLA7N2 TLA7N3 and TLA7N4 modules The number of probes per probe op...

Страница 152: ...uct familiarization Three years of calibration services Option C3 Provides factory calibration certification on delivery plus two more years of calibration coverage Throughout the coverage period the...

Страница 153: ...TLA7Nx TLA7Px TLA7Qx Logic Analyzer Module Service Manual 8 1 Electrical Parts List Refer to the Mechanical Parts List section for a complete listing and description of replaceable parts...

Страница 154: ...Electrical Parts List 8 2 TLA7Nx TLA7Px TLA7Qx Logic Analyzer Module Service Manual...

Страница 155: ...e logic analyzer module Acquisition Board 100 Local Processor Unit Board LPU P2 P1 Daughter Board Daughter Board Merge P2 P1 100 100 100 16 1 16 1 16 1 16 1 16 1 16 1 16 1 16 1 50 50 J950 J550 J870 J7...

Страница 156: ...face Bus P1 P2 100 Acquisition system P2 Backplane Interface Trigger Power supplies Acquisition Board Interface LPU Board Interface P1 TLA7N4 TLA7P4 and TLA7Q4 only TLA7N3 TLA7N4 TLA7P4 TLA7Q4 only Ac...

Страница 157: ...nclude the following information in your order H Part number H Instrument type or model number H Instrument serial number H Instrument modification number if applicable If you order a part that has be...

Страница 158: ...eference figure and index numbers to the exploded view illustrations that follow 2 Tektronix part number Use this part number when ordering replacement parts from Tektronix 3 and 4 Serial number Colum...

Страница 159: ...742 METHODE ELECTRONICS INC BACKPLAIN DIVISION 7444 WEST WILSON AVE CHICAGO IL 60656 4548 50434 HEWLETT PACKARD 370 W TRIMBLE ROAD SAN JOSE CA 95131 1008 53387 3M COMPANY ELECTRONICS PRODUCTS DIV 3M A...

Страница 160: ...arts List 10 4 TLA7Nx TLA7Px TLA7Qx Logic Analyzer Module Service Manual A16 A10 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 24 Figure 10 1 TLA700 Series Logic Analyzer Module ex...

Страница 161: ...6 32 EXTERNAL THD NICKEL 80009 129 1478 XX 1 8 671 4214 XX 1 CIRCUIT BD ASSY 34 CH 4M 100MHZ TLA7N1 ACQUISI TION 80009 671 4214 XX 671 4215 XX 1 CIRCUIT BD ASSY 68 CH 4M 100MHZ TLA7N2 ACQUISI TION 80...

Страница 162: ...9631 XX 334 9632 XX 1 MARKER IDENT LABEL MKD TLA7P2 TOP INJECTOR EJECTOR 0 010 POLY GE LEXAN 0KB05 334 9632 XX 334 9633 XX 1 MARKER IDENT LABEL MKD TLA7P4 TOP INJECTOR EJECTOR 0 010 POLY GE LEXAN 0KB0...

Страница 163: ...DESCR OPTIONAL ACCESSORIES 071 0912 XX 1 MANUAL TECH SERVICE TLA721 BENCHTOP TLA7XM EXPANSION MAINFRAME 80009 071 0912 XX 071 0913 XX 1 MANUAL TECH SERVICE TLA715 PORTABLE MAINFRAME 80009 071 0913 XX...

Страница 164: ...Mechanical Parts List 10 8 TLA7Nx TLA7Px TLA7Qx Logic Analyzer Module Service Manual 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Figure 10 2 TLA700 Series LPU board exploded view...

Страница 165: ...LD 3 0A TRIP AT 20 DEG C 30V MAX SMD150 06090 SMD150 2 2 7 159 5018 XX 1 TLA7N1 7N2 FUSE 3 0A 125V FAST BLOW 0 1 X 0 1 X 0 24 UL REG CSA CERT T R 75915 R451 003 2 8 131 3692 XX 2 RETENTION HIGH TEMP 9...

Страница 166: ...Mechanical Parts List 10 10 TLA7Nx TLA7Px TLA7Qx Logic Analyzer Module Service Manual 1 2 3 4 5 6 7 8 9 2 5 Figure 10 3 TLA700 Series Acquisition board exploded view...

Страница 167: ...RD 4 SIDES CTR PLZ LATCHING W O BDRETENTION 30 GOLD 00779 146144 3 3 6 131 3363 XX 4 TLA7N2 7N3 7N4 7P2 7P4 7Q2 7Q4 CONN HDR PCB MALE RTANG 2 X 17 0 1CTR 53387 N2534 5002UB 2 TLA7N1 CONN HDR PCB MALE...

Страница 168: ...01 1 CKT BD ASSY DESKEW TEST FIXTURE A14 80009 671 3599 01 12 150 5009 00 1 DIODE OPTO LED HI EFFIC RED 626NM 3 4MCD AT 10MA 50434 HLMP 6305 021 13 159 5009 00 1 FUSE SMD 1 5A 125V FAST BLOW 0 1 X 0...

Страница 169: ...Mechanical Parts List TLA7Nx TLA7Px TLA7Qx Logic Analyzer Module Service Manual 10 13 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 Figure 10 4 Adjustment verification fixture exploded view...

Страница 170: ...Mechanical Parts List 10 14 TLA7Nx TLA7Px TLA7Qx Logic Analyzer Module Service Manual...

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