Resumo do conteúdo contido na página número 1
ServiceManual
WFM90DandWFM91D
HandheldWaveform,Vector,
Picture,andAudioMonitor
071-1143-01
Thisdocumentappliesto firmwareversion 2.13
and above.
Warning
Theservicing instructionsareforuseby qualified
personnelonly.To avoid personalinjury,do not
perform any servicing unlessyou arequalified to
do so. Refer to all safety summaries prior to
performing service.
www.tektronix.com
Resumo do conteúdo contido na página número 2
Copyright© Tektronix, Inc. All rightsreserved. Tektronix productsare covered by U.S. and foreign patents, issued and pending. Information in thispublication supercedes that in all previously published material. Specificationsand price change privilegesreserved. Tektronix, Inc., P.O. Box 500, Beaverton, OR 97077 TEKTRONIXand TEKare registered trademarksof Tektronix, Inc.
Resumo do conteúdo contido na página número 3
WARRANTY Tektronix warrantsthat the productsthat it manufacturesand sellswill be free from defectsin materialsand workmanship for a period of one (1) year from the date of shipment. If a product provesdefective during this warranty period, Tektronix, at itsoption, either will repair the defective product without charge for partsand labor, orwill provide a replacement inexchange forthe defective product. In order to obtain service under thiswarranty, Customer must notify Tektronix of the defect b
Resumo do conteúdo contido na página número 4
Resumo do conteúdo contido na página número 5
TableofContents GeneralSafetySummary ................................... vii ServiceSafetySummary .................................... ix Preface................................................... xi About ThisManual............................................... xi RelatedManuals ................................................. xi ContactingTektronix ............................................. xii Specifications Product Description .............................................. 1--1 Characte
Resumo do conteúdo contido na página número 6
TableofContents Variable GainRange andVertical PositionRange....................... 4--7 Overscan ....................................................... 4--8 Input and DC Restorer Frequency Response ........................... 4--9 VectorPhase Stability............................................. 4--11 Chrominance Bandwidth .......................................... 4--12 Audio Gain and Frequency Response ................................ 4--13 PerformanceVerification:DigitalSection............
Resumo do conteúdo contido na página número 7
TableofContents Connector Diagram .............................................. 6--59 Options Options ........................................................ 7--1 Accessories ..................................................... 7--2 ReplaceableMechanicalParts ReplaceablePartsList...................................... 8--1 PartsOrderingInformation......................................... 8--1 Usingthe Replaceable PartsList .................................... 8--2 Diagrams Diagrams............
Resumo do conteúdo contido na página número 8
TableofContents ListofFigures Figure2--1:Installingtheviewinghood ....................... 2--2 Figure2--2:Installingthedeskstand.......................... 2--2 Figure2--3:PackingtheOption33travelcase .................. 2--3 Figure2--4:RemovingtheNiMHbatterypack ................. 2--5 Figure2--5:Insideofthebatterycompartment,showing polaritymarkings ...................................... 2--6 Figure2--6:WFM90Dkeypad ............................... 2--8 Figure2--7:WFM90DandWFM91Dsidepanels .......
Resumo do conteúdo contido na página número 9
TableofContents Figure6--15:Batterycontactinstallationalignment ............. 6--32 Figure6--16:Batterypower-wireandturnlockstudreceptacle installation ............................................ 6--33 Figure6--17:Batteryorientationmarkerposition ............... 6--36 Figure6--18:InstallingtheEMIsuppressor .................... 6--37 Figure6--19:Testingthebatterychargingcircuit................ 6--40 Figure6--20:Flowchartfornodisplay ........................ 6--45 Figure6--21:Flowchartfordistorte
Resumo do conteúdo contido na página número 10
TableofContents ListofTables Table1--1:Verticaldeflectionsystem ......................... 1--2 Table1--2:DCrestoration................................... 1--4 Table1--3:Audiomode ..................................... 1--5 Table1--4:Horizontaldeflectionsystem ...................... 1--5 Table1--5:Vectormode .................................... 1--6 Table1--6:Synchronization ................................. 1--7 Table1--7:Powersource ................................... 1--7 Table1--8:Physicalchar
Resumo do conteúdo contido na página número 11
GeneralSafetySummary Reviewthefollowingsafetyprecautionstoavoidinjuryandpreventdamageto thisproductoranyproductsconnectedtoit. Toavoidpotentialhazards, usethisproductonlyasspecified. Onlyqualified personnel should perform serviceprocedures. Whileusingthisproduct, youmayneedtoaccessotherpartsofthesystem. Read theGeneral SafetySummaryinothersystemmanualsforwarningsandcautions relatedtooperatingthesystem. ConnectandDisconnectProperly.Donotconnectordisconnectprobesortest leadswhiletheyareconnectedto
Resumo do conteúdo contido na página número 12
GeneralSafetySummary SymbolsandTerms TermsinthisManual.Thesetermsmayappearinthismanual: WARNING.Warning statements identifyconditions or practices that could result in injuryor loss of life. CAUTION.Caution statements identifyconditions or practices that could result in damageto this product or other property. TermsontheProduct.Thesetermsmayappearontheproduct: DANGER indicatesaninjuryhazardimmediatelyaccessibleasyoureadthe marking. WARNINGindicatesaninjuryhazard notimmediatelyaccessibleasyouread
Resumo do conteúdo contido na página número 13
ServiceSafetySummary Onlyqualifiedpersonnelshouldperformserviceprocedures. ReadthisService SafetySummaryandtheGeneral SafetySummarybeforeperforminganyservice procedures. DoNotServiceAlone.Donotperforminternalserviceoradjustmentsofthis productunlessanotherpersoncapableofrenderingfirstaidandresuscitationis present. DisconnectPower.Toavoidelectricshock, switchofftheinstrumentpower, then disconnectthepowercordfromthemainspower. UseCareWhenServicingWithPowerOn.Dangerousvoltagesorcurrentsmay existinth
Resumo do conteúdo contido na página número 14
ServiceSafetySummary x WFM90DandWFM91DServiceManual
Resumo do conteúdo contido na página número 15
Preface ThismanualprovidesinstructionsforservicingtheWFM90DandWFM91D HandheldWaveform, Vector, Picture, andAudioMonitors. Thismanual describesfeaturesandspecificationsthatarecommontoallgeneratormodules. Theseincludesystemconfigurationandthecommoncontrolinterface. AboutThisManual Thismanualiscomposedofthefollowingsections: Specificationsliststheelectricalandenvironmentalspecificationsand providesageneralproductdescription. Operating Informationdescribesinstallationandfrontpaneloperationofthe
Resumo do conteúdo contido na página número 16
Preface ContactingTektronix Phone 1-800-833-9200* Address Tektronix, Inc. Department or name (if known) 14200 SW Karl Braun Drive P.O. Box 500 Beaverton, OR 97077 USA Web site www.tektronix.com Sales support 1-800-833-9200, select option 1* Service support 1-800-833-9200, select option 2* Technical support www.tektronix.com/support 1-800-833-9200, select option 3* 6:00 a.m. -- 5:00 p.m. Pacific Standard Time * ThisphonenumberistollfreeinNorthAmerica.Afterofficehours,pleaseleaveavoicemail message
Resumo do conteúdo contido na página número 17
Specifications
Resumo do conteúdo contido na página número 18
Resumo do conteúdo contido na página número 19
Specifications Thissectionincludesthefollowinginformation: Productdescription Specificationstables ProductDescription Thehandheld, self-contained, Tektronix WFM90Dand WFM91Dtelevision waveformmonitorscanmonitoranaloganddigitalsignals. Themonitorsprovide compositeandcomponentwaveformdisplaysaswellasvectorandpicture displays. Thesemonitorscanbeusedinthetraditionalin-houseapplicationsoftelevision production, post-production, andsignaltransmission. Inaddition, theirportabili- tyallowsthemtobeuse
Resumo do conteúdo contido na página número 20
Specifications CharacteristicsTables Thetablesusethefollowingabbreviations: PerformanceRequirement(Req). Allperformancerequirementsinthespecifica- tiontablesareidentifiedwith Req, andcanbeassuredbycompletingthe PerformanceCheck Procedurelocated in theservicemanual. Allowawarm-up timeof20minutes. Performancerequirementsintheelectricalspecificationsarevalidoveran ambienttemperaturerangeof+20°Cto+30°C. ThePerformanceRequirement toleranceslistedintheElectricalSpecificationaredoubledoverthetemperatur
