Resumen del contenido incluido en la página 1
UserManual
P7240
4GHz 5XActive Probe
071-0759-03
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 safety summaries prior to
performing service.
www.tektronix.com
Resumen del contenido incluido en la página 2
Copyright Tektronix, Inc. All rights reserved. Tektronix products are covered by U.S. and foreign patents, issued and pending. Information in thispublication supercedesthatin allpreviously published material. Specificationsand price change priviledgesreserved. Tektronix, Inc., P.O. Box 500, Beaverton, OR 97077 TEKTRONIX, TEK, and SureFoot are registered trademarks, and TekConnect, SureToe, and KlipChip are trademarksof Tektronix, Inc.
Resumen del contenido incluido en la página 3
WARRANTY Tektronix warrantsthatthisproductwillbe free from defectsin materialsand workmanship fora period of one (1)yearfrom the date of shipment. If any such productprovesdefective during thiswarranty period, Tektronix, atitsoption, eitherwillrepairthe defective productwithoutcharge forpartsand labor, orwill provide a replacementin exchange forthe defective product. In ordertoobtain service underthiswarranty, Customermustnotify Tektronix of the defectbefore the expiration of the warranty period
Resumen del contenido incluido en la página 4
Resumen del contenido incluido en la página 5
GeneralSafetySummary Reviewthe followingsafetyprecautionstoavoidinjuryandprevent damage tothisproduct oranyproductsconnectedtoit. Toavoid potential hazards, use thisproduct onlyasspecified. Only qualified personnel should perform service procedures. To Avoid Fire or PersonalInjury Connectand DisconnectProperly. Connect the probe output tothe measurement instrument before connectingthe probe tothe circuit undertest. Disconnect the probe input andthe probe groundfrom the circuit undertest before d
Resumen del contenido incluido en la página 6
General SafetySummary Safety Terms and Symbols Terms in This Manual. These termsmayappearinthismanual: WARNING. Warning statementsidentify conditions or practices that could result in injury orlossof life. CAUTION. Caution statementsidentify conditions or practices that could result in damage to this product or other property. Terms on the Product. These termsmayappearonthe product: DANGER indicatesan injury hazardimmediatelyaccessible asyou readthe marking. WARNINGindicatesaninjuryhazardnot imm
Resumen del contenido incluido en la página 7
TableofContents GeneralSafetySummary ............................ iii Preface............................................ v RelatedManuals .................................... v ContactingTektronix ................................. vi ProductDescription................................. 1 TekConnect Interface................................. 1 Installation ......................................... 2 Options............................................ 3 FeaturesandAccessories......................
Resumen del contenido incluido en la página 8
Table ofContents ListofFigures Figure1:P7240ProbefeaturingtheTekConnectinterface 1 Figure 2:Connectinganddisconnectingthe probe ....... 2 Figure3:Probefunctionalcheckconnections ........... 13 Figure4:Dynamicandoffsetlimitations ............... 16 Figure5:Waveformdistortionfromgroundleadlength .. 18 Figure6:GroundLeadEquivalentCircuit.............. 19 Figure 7:Low-inductance grounding................... 21 Figure8:UsingaSureFootadapterforgrounding ....... 22 Figure 9:Typical inputimpedance and p
Resumen del contenido incluido en la página 9
Preface Thisisthe UserManual forthe P7240probe. Thismanual provides operatinginformation, specifications, anda replaceable partslist. RelatedManuals Ifyouneedtodoa performance verificationormake internal adjustmentstoyourprobe, refertothe P7240 4 GHz Active Probe Service Manual, Tektronixpart number071-1056-XX. The manual is a printable pdffile, andisavailable onboththe Tektronixwebsite andthe Optional ApplicationsCD, Tektronixpart number 063-3376-XX. The Optional ApplicationsCDisincludedwith Te
Resumen del contenido incluido en la página 10
Preface ContactingTektronix Phone 1-800-833-9200* Address Tektronix, Inc. Department orname (ifknown) 14200SW Karl BraunDrive P.O. Box500 Beaverton, OR97077 USA Web site www.tektronix.com Sales 1-800-833-9200, select option1* support Service 1-800-833-9200, select option2* support Technical Email: techsupport@tektronix.com support 1-800-833-9200, select option3* 1-503-627-2400 6:00a.m. -- 5:00p.m. Pacific time * This phone numberis toll free in North America. Afteroffice hours, please leave a vo
Resumen del contenido incluido en la página 11
ProductDescription The TektronixP7240isa 4GHz (probe only), 5Xactive FET probe. The P7240hasa lowinput capacitance (1pF)andhighinput resistance (20 kΩ) , whichminimize circuit loadingovera wide bandwidthrange. The small profile andlow-massheadofthe P7240 make probingdense circuitrybyhandfast andeasy. The accessory tipsandadaptersincludedenable the P7240tobe usedona wide varietyofcircuit architectures. Figure 1:P7240 Probe featuring the TekConnectinterface TekConnectInterface The P7240ispoweredth
Resumen del contenido incluido en la página 12
Product Description Whenthe probe isconnected, the oscilloscope readsEEPROM informationfrom the probe, identifyingthe device andallowingthe appropriate powersuppliestobe poweredon. The preampinputson the oscilloscope are electrostatic discharge protectedbyremaining groundeduntil a validTekConnect device isdetected. Installation The TekConnect interface featuresa spring-loadedlatchthat providesaudible andtactile confirmationthat a reliable connection hasbeenmade tothe oscilloscope. Slide the prob
Resumen del contenido incluido en la página 13
Product Description Options The followingoptionsare available whenorderingthe P7240probe: OptionD1 -- CalibrationData OptionC3 -- 3yearsCalibrationService OptionD3 -- 3yearsCalibrationData (requiresOptionC3) OptionR3 -- 3yearsExtendedWarranty P72404GHz 5XActive Probe UserManual 3
Resumen del contenido incluido en la página 14
Product Description P72404GHz 5XActive Probe UserManual 4
Resumen del contenido incluido en la página 15
FeaturesandAccessories The P7240isprovidedwithseveral featuresandaccessoriesdesigned tomake probingandmeasurement a simplertask. Tofamiliarize yourselfwiththese itemsandtheiruses, refertoTable 1. Table 1:P7240 features and standard accessories Feature/Accessory Description Probe head assembly. Theprobeheadis designedforeaseofuseandhighperformance. Itssmallsizemakesiteasytohandleintight areas. Probetip socket Theprobetipsocketissizedtoeasilypressonto 0.025inchsquarepinsfordirectaccess.The Ground
Resumen del contenido incluido en la página 16
FeaturesandAccessories Table 1:P7240 features and standard accessories (Cont.) Feature/Accessory Description Installing the push-in probe tip. Attachthe push-inprobetipbyaligningthetipintotheprobe tipsocketandpushingthetipinuntilitisseated. Eitherendofthetipmaybeused. Donotforcethetip.Also,becarefulnottopoke yourselfwiththesharpprobetip.Toremovethe tip,gentlygrabthetipwithsmallpliers,andpull thetipout. SureToe probe tip(4ea). TheSureToetipisa pointedprobetipusefulforprobingindense circuitry.Atta
Resumen del contenido incluido en la página 17
FeaturesandAccessories Table 1:P7240 features and standard accessories (Cont.) Feature/Accessory Description Y-lead adapter(2 ea). UsetheY-leadadapter Y-lead toextendthephysicalreachoftheprobeand adapter groundwhennecessary.TheY-leadadapter acceptsanyoftheprobetipsoradapters,and canbepusheddirectlyonto0.025inchsquare- pins. Whenselectingthegroundingconnection, maintainasshortagroundpathaspossible. Refertopage18formoreinformation. ToattachtheY-leadadapter,gentlypressthe Y-lead leadpinsintotheprob
Resumen del contenido incluido en la página 18
FeaturesandAccessories Table 1:P7240 features and standard accessories (Cont.) Feature/Accessory Description Customizable ground lead (5 ea).This groundleadwirecanbebentorcutshorter. NOTE:Toeaseinsertionintothegroundsocket oftheprobe,cutthetipofthisgroundleadwireat a30to60degreeangle. Tomaintainsignalfidelitywhileprobing,useas Customizable shortagroundpathaspossible.Refertopage18 groundlead formoregroundinginformation. Tektronixpartnumber:196-3482-00 (packageof5) Adapterspring (10 ea). Usetheada
Resumen del contenido incluido en la página 19
FeaturesandAccessories Table 1:P7240 features and standard accessories (Cont.) Feature/Accessory Description Low-inductance ground pogo pin (10 ea). Usethelow-inductancegroundpogopinto substantiallyreducegroundleadinductance. Becausethepogopinsimplytouchestheground reference,youcaneasilymovetheprobeto differentpointsonthecircuitundertest. Toattach,pressthepogopinintotheprobehead Pogopin groundsocket. Whenselectingthegroundingconnection, maintainasshortagroundpathaspossible. Refertopage18formorei
Resumen del contenido incluido en la página 20
FeaturesandAccessories Table 1:P7240 features and standard accessories (Cont.) Feature/Accessory Description Antistaticwriststrap.Whenusingtheprobe, alwaysworkatanantistaticworkstationand weartheantistaticwriststrap. Tektronixpartnumber:006-3415-04 Plasticaccessorybox.Usetheplasticboxto storetheprobeaccessorieswhennotinuse. Tektronixpartnumber:006-7164-00 Instrumentcase.Theinstrumentcaseprotects theprobefromharshenvironmentsandprovides roomforstoringoptionalaccessories. Tektronixpartnumber:016-1