Tektronix TDS544A Manual do Utilizador

TDS 520A, 524A, 540A, & 544ADigitizing Oscilloscopes070-8712-01Performance VerificationPlease check for change information at the rearof this manu

Safety SummarySafetyObserve all of these precautions to ensure your personal safety and to pre-vent damage to either the digitizing oscilloscope or eq

Nominal TraitsSpecificationsTable 2-3: Nominal Traits — Time Base System NameDescriptionRange, Sample-Rate1,3 TDS 540A, 544ANumber ofChannels On123 or

Nominal TraitsTDS 520A, 524A, 540A, & 544A Performance VerificationTable 2-4: Nominal Traits — Triggering System NameDescriptionRange, Delayed Tri

Nominal TraitsSpecificationsTable 2-6: Nominal Traits — Interfaces, Output Ports, and Power Fuse NameDescriptionInterface, GPIB GPIB interface complie

Nominal TraitsTDS 520A, 524A, 540A, & 544A Performance VerificationTable 2-7: Nominal Traits — Mechanical NameDescriptionCooling Method Forced-air

Nominal TraitsSpecifications

TDS 520A, 524A, 540A, & 544A Performance VerificationWarranted CharacteristicsThis subsection lists the electrical and environmental warrantedchar

Warranted CharacteristicsSpecificationsTable 2-8: Warranted Characteristics — Signal Acquisition System (Cont.)Name DescriptionAnalog Bandwidth, DC-50

Warranted CharacteristicsTDS 520A, 524A, 540A, & 544A Performance VerificationTable 2-10: Warranted Characteristics — Triggering System NameDescri

Warranted CharacteristicsSpecificationsTable 2-11: Warranted Characteristics — Interfaces, Output Ports and Power Requirements NameDescriptionLogic Le

Warranted CharacteristicsTDS 520A, 524A, 540A, & 544A Performance VerificationTable 2-12: Warranted Characteristics — Environmental, Safety, and R

Performance VerificationProcedures

Warranted CharacteristicsSpecifications

TDS 520A, 524A, 540A, & 544A Performance VerificationTypical CharacteristicsThe tables in this subsection list the typical characteristics that de

Typical CharacteristicsSpecificationsTable 2-13: Typical Characteristics — Signal Acquisition System (Cont.)Name DescriptionStep Response Settling Err

Typical CharacteristicsTDS 520A, 524A, 540A, & 544A Performance VerificationTable 2-15: Typical Characteristics — Triggering System NameDescriptio

Typical CharacteristicsSpecificationsTable 2-15: Typical Characteristics — Triggering System (Cont.)Name DescriptionSensitivities, Pulse-Type Trigger

TDS 520A, 524A, 540A, & 544A Performance VerificationBrief ProceduresThe Self Tests use internal routines to confirm basic functionality and prope

Brief ProceduresPerformance Verification ProceduresThroughout these procedures the following conventions apply:Each test procedure uses the following

Brief ProceduresTDS 520A, 524A, 540A, & 544A Performance VerificationRefer to Figure 1-1: “Main menu” refers to the menu that labels the sevenmenu

Brief ProceduresPerformance Verification ProceduresThis procedure uses internal routines to verify that this oscilloscope functionsand was adjusted pr

Brief ProceduresTDS 520A, 524A, 540A, & 544A Performance VerificationFirst, the CAL menu is displayed.Second, the adjustmentsections are verified.

Brief ProceduresPerformance Verification ProceduresThe purpose of these procedures is to confirm that this oscilloscope functionsproperly. The only eq

Brief ProceduresTDS 520A, 524A, 540A, & 544A Performance Verificationb.Initialize the oscilloscope:Press save/recall SETUP.Press the main-menu but

Instrument Serial NumbersEach instrument manufactured by Tektronix has a serial number on a panel insert or tag, orstamped on the chassis. The first

Brief ProceduresPerformance Verification ProceduresHi Res mode displays an actively acquiring waveform on-screenwith the noise that was present in Sam

Brief ProceduresTDS 520A, 524A, 540A, & 544A Performance Verificatione.Test all channels: Repeat substeps a through d to verify AUX 2.4.Remove the

Brief ProceduresPerformance Verification ProceduresVerify the Main and Delayed Trigger SystemsEquipment Required: One P6139A probe.Prerequisites: None

Brief ProceduresTDS 520A, 524A, 540A, & 544A Performance Verificationb.Select the delayed trigger level menu:Press SHIFT; then press DELAYED TRIG.

Brief ProceduresPerformance Verification ProceduresVerify the File System (Optional on TDS 520A and 540A)Equipment Required: One P6139A probe and one

Brief ProceduresTDS 520A, 524A, 540A, & 544A Performance VerificationPress the side-menu button Save To Selected File.2.Verify the file system wor

Brief ProceduresPerformance Verification Procedures

TDS 520A, 524A, 540A, & 544A Performance VerificationPerformance TestsThis subsection contains a collection of procedures for checking that TDS520

Performance TestsPerformance Verification ProceduresTable 1-1: Test Equipment Item Number andDescriptionMinimum Requirements Example Purpose1 Attenuat

Performance TestsTDS 520A, 524A, 540A, & 544A Performance VerificationTable 1-1: Test Equipment (Cont.)Item Number andDescriptionPurposeExampleMin

WARRANTYTektronix warrants that this product will be free from defects in materials and workmanship for a period of three (3) years fromthe date of sh

Performance TestsPerformance Verification Procedures

Performance TestsTDS 520A, 524A, 540A, & 544A Performance VerificationTest RecordPhotocopy the next four pages and use them to record the performa

Performance TestsPerformance Verification ProceduresTDS 500A Test Record (Cont.)Instrument Serial Number: Certificate Number:Temperature: RH %:Date of

Performance TestsTDS 520A, 524A, 540A, & 544A Performance VerificationTDS 500A Test Record (Cont.)Instrument Serial Number: Certificate Number:Tem

Performance TestsPerformance Verification ProceduresTDS 500A Test Record (Cont.)Instrument Serial Number: Certificate Number:Temperature: RH %:Date of

Performance TestsTDS 520A, 524A, 540A, & 544A Performance VerificationThese procedures check those characteristics that relate to the signal-acqui

Performance TestsPerformance Verification ProceduresFollow these rules to match this procedure to the model of the oscillo-scope under test:Models TDS

Performance TestsTDS 520A, 524A, 540A, & 544A Performance VerificationThen read theoffset relative toground reference.Align the activecursor to th

Performance TestsPerformance Verification ProceduresProcedure:1.Install the test hookup and preset the instrument controls (see Fig-ure 1-5):HILOOutpu

Performance TestsTDS 520A, 524A, 540A, & 544A Performance VerificationREV JULY 93Press the main-menu button Graticule; then press the side-menubut

Performance TestsPerformance Verification ProceduresThird read theresults of the DCmeasurement here.Second align the secondcursor to the DC testlevel

Performance TestsTDS 520A, 524A, 540A, & 544A Performance Verification4.Confirm input channels are within limits for DC accuracy at maximumoffset

Performance TestsPerformance Verification ProceduresTable 1-4: DC Accuracy: AUX 1–AUX 2ScaleSettingPositionSetting(Divs)OffsetSettingGeneratorSettingA

Performance TestsTDS 520A, 524A, 540A, & 544A Performance VerificationThird, turn on theMeasurement calledmean and read theresults here.Second, in

Performance TestsPerformance Verification ProceduresCheck Analog BandwidthEquipment Required: One high-frequency leveled sine wave generator andits le

Performance TestsTDS 520A, 524A, 540A, & 544A Performance Verification2.Confirm the input channels are within limits for analog bandwidth: Do thef

Performance TestsPerformance Verification Procedurese.Display the test signal: Do the following subparts to first display thereference signal and then

Performance TestsTDS 520A, 524A, 540A, & 544A Performance Verificationg.Check against limits:CHECK that the Pk-Pk readout on screen is within the

Performance TestsPerformance Verification ProceduresCheck Delay Between ChannelsEquipment Required: One medium-frequency leveled sine-wave generator(I

Performance TestsTDS 520A, 524A, 540A, & 544A Performance VerificationConnect the coupler to both CH 1 and CH 2.2.Confirm CH 1 through CH 4 (CH 2

TDS 520A, 524A, 540A, & 544A Performance VerificationWelcomeThis is the Performance Verification for the TDS 520A, 524A, 540A, and 544AOscilloscop

Performance TestsPerformance Verification ProceduresRead the measurement results at the : cursor readout, not the@: readout on screen. Fourth, read t

Performance TestsTDS 520A, 524A, 540A, & 544A Performance VerificationThese procedures check those characteristics that relate to the Main andDela

Performance TestsPerformance Verification ProceduresPress TRIGGER MENU; then press the main-menu button Mode& Holdoff. Now press the side-menu but

Performance TestsTDS 520A, 524A, 540A, & 544A Performance Verificationc.Check long-term sample rate and delay time accuracies againstlimits: CHECK

Performance TestsPerformance Verification ProceduresThese procedures check those characteristics that relate to the Main andDelayed trigger systems an

Performance TestsTDS 520A, 524A, 540A, & 544A Performance Verification2.Confirm the trigger system is within time-accuracy limits for pulse-glitch

Performance TestsPerformance Verification ProceduresFirst, the upper and lowerlimits are set so the testwaveform triggers within limits.Second, a limi

Performance TestsTDS 520A, 524A, 540A, & 544A Performance VerificationPress the side-menu button Upper Limit; then use the generalpurpose knob to

Performance TestsPerformance Verification Proceduresb.Initialize the oscilloscope:Press save/recall Setup.Press the main-menu button Recall Factory Se

Performance TestsTDS 520A, 524A, 540A, & 544A Performance VerificationFirst, set vertical offset to maximumand vertical position to –3 divisions.S

WelcomeWelcome

Performance TestsPerformance Verification ProceduresCHECK that the Level readout in the side menu is within 9.940 Vto 10.060 V, inclusive.4.Disconnect

Performance TestsTDS 520A, 524A, 540A, & 544A Performance Verificationc.Hook up the test-signal source:MediumFrequencySine WaveGeneratorOutput50

Performance TestsPerformance Verification ProceduresPress the main-menu button High-Low Setup; then press theside-menu button Min-Max.Press the main-m

Performance TestsTDS 520A, 524A, 540A, & 544A Performance VerificationFirst, set a signal with anamplitude at the minimumtrigger sensitivity.Secon

Performance TestsPerformance Verification Procedures3.Confirm the AUX Trigger input:a.Display the test signal:Remove the 10X attenuator and reconnect

Performance TestsTDS 520A, 524A, 540A, & 544A Performance VerificationSet the test signal amplitude for about five divisions on screen.Now fine ad

Performance TestsPerformance Verification ProceduresThe procedure that follows checks those characteristics of the output signalsthat are listed as ch

Performance TestsTDS 520A, 524A, 540A, & 544A Performance Verificationd.Modify the initialized front-panel control settings:Set the horizontal SCA

Performance TestsPerformance Verification Proceduresc.Check Main Trigger output against limits:CHECK that the Ch2 High readout is 2.5 volts and that

Performance TestsTDS 520A, 524A, 540A, & 544A Performance Verificationb.Check against limits:CHECK that the readout Ch2 Pk-Pk is between 90 mV and

TDS 520A, 524A, 540A, & 544A Performance VerificationTable of ContentsSafety Summary v. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Performance TestsPerformance Verification ProceduresPress the side-menu button OK Confirm Factory Init.c.Modify the initialized front-panel control se

Performance TestsTDS 520A, 524A, 540A, & 544A Performance Verificationb.Check against limits: CHECK that the CH 1 Freq readout is within950 Hz to

Performance TestsPerformance Verification ProceduresAdjust the output of DC calibration generator until it preciselyoverlaps the top (upper) level of

Performance TestsTDS 520A, 524A, 540A, & 544A Performance VerificationEquipment Required: PAL signal source (Item 18), 60 Hz. sine wave gener-ator

Performance TestsPerformance Verification Procedures3. Check Jitter vs. Signal Amplitudea. Setup equipment for Jitter Test (See Figure 1-27).Connect o

Performance TestsTDS 520A, 524A, 540A, & 544A Performance VerificationCONFIRM that the TRIG’D LED is lit and the waveform is dis-played on screen.

Performance TestsPerformance Verification ProceduresSTOP shows thetest is completeFigure 1-29: Jitter Test When Completedw. Press the main-menu Limit

Performance TestsTDS 520A, 524A, 540A, & 544A Performance Verificationm. CONFIRM that the TRIG’D LED stays on and that the waveform onscreen is st

Performance TestsPerformance Verification ProceduresPositive pulseNegative pulsesFigure 1-31: Triggered Signal Range Test – 75 mVp. Disconnect all tes

Performance TestsTDS 520A, 524A, 540A, & 544A Performance Verification50 CableSignalGeneratorSG 502Figure 1-32: 60 Hz Rejection Test HookupAdjus

Table of ContentsContentsSpecificationsSpecifications 2-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Performance TestsPerformance Verification ProceduresPress VERTICAL MENU.If needed, press the main-menu Fine Scale.Use the keypad to set fine scale to

Performance TestsTDS 520A, 524A, 540A, & 544A Performance Verification Figure 1-35: 60 Hz Rejection Test ResultDisconnect all test equipment from

Performance TestsPerformance Verification Procedures75 Cable75 TerminatorPAL SignalSourceTSG121COMPSTFigure 1-36: Line Count Accuracy Test HookupPre

Performance TestsTDS 520A, 524A, 540A, & 544A Performance VerificationPress the side-menu V Bars.Using the General Purpose knob, place the left cu

Performance TestsPerformance Verification ProceduresPress the side-menu Field Rate.Use the keypad to set the field rate to 60.05 Hz (press 60.05,then

Performance TestsTDS 520A, 524A, 540A, & 544A Performance Verificationc. Check Sync Duty CycleConnect the pulse generator (PG502) through a 50 c

Performance TestsPerformance Verification Procedures Figure 1-40: Sync Duty Cycle Test: One-Div Neg Pulse WaveformTurn the pulse generator PULSE DURAT

Performance TestsTDS 520A, 524A, 540A, & 544A Performance Verification Figure 1-41: Sync Duty Cycle Test: Critically Adjusted PulsePress TRIGGER M

Performance TestsPerformance Verification ProceduresDisconnect all test equipment (TSG 121) from the oscilloscope.Press save/recall SETUP, press the m

Specifications

TDS 620A, 640A, & 644A Performance VerificationSafety SummaryPlease take a moment to review these safety precautions. They are providedfor your pr

TDS 520A, 524A, 540A, & 544A Performance VerificationSpecificationsThis subsection begins with a general description of the traits of theTDS 520A,

SpecificationsSpecificationsSpecialized display modes, such as variable persistence (with colorcoding on the TDS 524A and 544A), dot or vector mode, s

SpecificationsTDS 520A, 524A, 540A, & 544A Performance VerificationGeneral Purpose KnobAssign the general purpose knob to adjust a selected parame

SpecificationsSpecificationsThere are three horizontal display modes: main only, main intensified, anddelayed only. You can select among various horiz

SpecificationsTDS 520A, 524A, 540A, & 544A Performance VerificationThe triggering system supports a varied set of features for triggering thesigna

SpecificationsSpecificationsYou can specify a mode and manner to acquire and process signals.Select equivalent-time sampling on repetitive signals or

SpecificationsTDS 520A, 524A, 540A, & 544A Performance VerificationBoth H Bar and V Bar cursors can also be used to make absolute measure-ments; t

SpecificationsSpecificationsself-diagnostic features built into the Digitizing Oscilloscope to aid in faultdetection and servicing are also accessible

TDS 520A, 524A, 540A, & 544A Performance VerificationNominal TraitsThis subsection contains tables that list the electrical and mechanical nominal