HP-181T-TR-Manual-SNP-1503A-2112A 电路图.pdf

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1、181T/TR OSCILLOSCOPE OPERATING ANDSERVICE MANUAL HEWLETTIIPACKARD COLORADO SPRINGS DIVISION % RadioFans.CN 收音机爱 好者资料库 HP Archive This vintage Hewlett Packard document was preserved and distributed by Pleasevisituson the web! Scanned by on-line curator: Tony Gerbic * For FREE Distribution Only * Radi

2、oFans.CN 收音机爱 好者资料库 OPERATINGANDSERVICEMANUAL MODEL 181T/TR OSCILLOSCOPE (IncludingOption003) SERIALNUMBERS Thismanualapplies directlytoinstrumentswithserial numbers prefixedI503Athru1531A. HEWLETT-PACKAROCOMPANY/COLORADOSPRINGSOIVISION 1900GAROENOFTHEGODSROAD,COLORADOSPRINGS,COLORADO.U.S.A. ManunlP

3、artNumber0018190915 MicrofichePartNumber0018190815 PRINTED:MAY1976 RadioFans.CN 收音机爱 好者资料库 Model 181TITR TABLEOFCONTENTS TableofContents SectionPageSectionPage Il 1II GENERALINFORMATION11 11.IntroductionI-I 14.Description1-1 1-12.Warranty.I-I 1-14.Accessories FurnishedI-I 116.Accessories Available11

4、 1-21.InstrumentandManual Identification1-2 1-23.Inquiries.12 INSTALLATION.2-1 21.Introduction21 2-3.Initial Inspection2-1 26.Preparation for Use21 2-7.Power Requirements21 2-9.ThreeConductor Power Cable2-1 2-10.Rack Mounting2-1 2-11.Claims2-2 2-13.Repacking forShipment2-2 OPERATION3I J.1.Introducti

5、onJ.I J.3.ControlsandConnectors3-1 3-5.FocusandAstigmatism31 3-6.Store3-1 J.7.View3-1 3-8.Norm3-1 3-9.Write3-1 3-10.MaxW.3-1 3-11.Erase3-1 3-12.PersistenceandIntensity31 3-13.TraceAlign3-1 3-14.Find Beam3-1 3-15.Display3-3 3-16.Magnifier3-3 3-17.Calibrator.3-3 3-18.Aux Outputs.3-3 3-19.Z-axisInput.3

6、-3 3-20.AC LineInput33 3-21.Operating Information3-3 V VI PERFQRMANCE AND ADJUSTMENTS5-1 5-1.Introduction5-1 5-3.Equipment Required5-1 5-6.Performance Checks5-1 5-8.Performance Check Record5-1 5-10.Adjustments.,.5-1 5-12.Performance Check Procedures5-1 5-13.Preliminary Setup5-1 5-14.Calibrator5-1 5-

7、16.Magnifier5-3 5-18.Bandwidth53 5-20.BeamFinder5-3 5-22.PersistenceandWriteRate.5-3 5-24.Adjustments. .5-5 5-26.Cover Removal5-5 5-27.Preliminary Adjustment Setup5-5 5-28.LowVoltage Power Supply (LVPS)5-5 5-29.High Voltage Power Supply (HVPS).5-5 5-30.Astigmatism5-5 5-31.Intensity Limit5-5 5-34.Tra

8、ce Alignment5-6 5-35.GateAmplifier Response5-6 5-36.DCBalance5-6 5-37.Vernier Balance5-7 5-38.HorizontalGain.5-7 5-39.PhaseAdj5-7 5-40.TransientResponse5-8 5-41.Horizontal Linearity5-8 5-42.Pulse Circuit5-9 5-43.Writing Rate5-9 5-44.Writing RateMax.5-10 5-45.Calibrator Frequency5-10. REPLACEABLEPART

9、S6-1 6-1.Introduction6-1 6-3.Ordering Information6-1 IVPRINCIPLESOFOPERATION4-1 4-1.Introduction4-1 43.General4-1 4-14.Variable Persistenceand Storage4-3 4-15.Storage Principles4-3 4-25.Variable Persistence4-4 428.Normal4-5 4-31.Detailed Description4-5 433.LVPS45 4-44.HVPSandCRT4-6 453.GateAmplifier

10、andCalibrator47 4-61.Horizontal Amplifier4-8 4-67.Pulse Circuit4-8 4-69.Write49 4-71.MaxV.49 4-73.Norm.49 474.Store.4-9 4-77.View4-9 4-78.Erase49 4-82.StorageProtection49 VIIMANUAL CHANGES ANDOPTIONS7-1 7-1.Introduction71 73.ManualChanges7-1 75.StandnrdOptions.74 VlIISCHEMATICSANDTROUBLE- SHODTING8-

11、1 8-1.Introduction8-1 8-3.Schematics8-1 8-9.Reference Designators8-1 8-13.Component Locations8-1 8-15.Board Connections81 8-16.Semiconductor Replacement.8-1 8-17.Troubleshooting8-1 8-21.RepairandReplacement83 8-23.High Voltage Supply Repair8-3 8-24.HeatSinkRemoval8-3 8-25.CRT RemovalandReplacement8-

12、3 8-26.Servicing Circuit Boards8-4 8-28.TroubleshootingTrees. .8-4 ListoflIIustrations ListofTables LISTOFILLUSTRATIONS Model IBITITR FigureTitle PageFigureTitlePaJte 1-1. 2-1. 2-2. 2-3. 3-1. 3-2. 41. 4-2. 4-3. 4-4. 4-5. 5-1. 5-2. 5-3. 5-4. 5-5. 5-6. 6-1. InstrumentSerial Number1-2 Power Receptacles

13、_2-1 Bench/RackMount Converaion2-2 Light Shield Removal2-3 FrontandRearPanel Controlsand Connectora_3-2 Fade PositiveandBackground Illumination3-4 OverallBlock Diagram_4-2 SimplifiedStorageConstruction4-3 Secondary Emission Ratio . . . . . .4-3 StorageMeshandSurface Potentials DuringErasure4-4 Varia

14、ble Persistence Accomplished ThroughErasure4-4 Bright Spol.8inCRT Display5-4 PhaseAdj.TestSetup5-8 TransientResponse Adj. Setup _5-8 PulseBoardAdjustments5-9 Typical CRT Display5-11 LocationofAdjustmentsandTest Points5-11 Model 181T1TR MechanicalParts Identification6-0 8-1. 8-2. 8-3. 8-4. 8-5. B-;.

15、8-7. 8-8. 8-9. 8-10. 8-11. 8-12. 8-13- 8-14. 8-15. 8-16. 8-17. 8-18. 8-19. 8-20. 8-21. 8-22. Semiconductor Terminal Identification.8-2 ChassisMounted Component Identification8-9 Component Identification. AssemblyAI.8-10 Component Identification, AssemblyA2.8-10 Gate Amplifier Circuit Wavefonns8-11 O

16、utputandGateAmplifier8-11 Component Identification. As8embly All8-l2 Component Identification, Assembly A38-12 Horizontal Amplifier Circuit Waveforms8-13 Horizontal Amplifier8-13 Component Identification, Assembly A68-14 Component Identification, Assembly AlO8-l5 Pulse Circuit Waveforms8-15 Pulse Ci

17、rcuit8-15 VerticalandHorizontal CRT Connections8-16 Component Identification. Assemblies A4.A5.andA9_8-16 HVOscillator Circuit Waveforms8-17 High Voltage Power Supply8-17 Component Identification, Assembly A78-18 Component Identification, Assembly A88-18 Low Voltage Power Supply8-19 InterconnectionJ

18、ack(J3)8-20 LIST OF TABLES TableTitlePageTableTitlePage I-I. 1-2. Specifications1-2 Reference Designatoraand Abbreviations1-4 6-2. 6-3. ReplaceableParts_6-2 ListaofManufacturera Codes6-11 71.ManualChanges_71 21.ShippingCartonTestStrength2-2 4-1. 5-1. 5-2. 6-1. LVPSCurrentCapabilities4-6 RecommendedT

19、estEquipment_5-2 Low Voltage Adjustments_5-5 Abbreviations for ReplaceableParts List.6-1 8-1. 8-2. 8-3. 8-4. 8-5. B-;. 8-7. Schematic DiagramNotet8-0 TroubleshootingTreeS-5 TroubleshootingTree8-6 TroubleshootingTree_8-7 TroubleshootingTree_8-7 1ToublethootingTree8-8 WaveformandDCVoltage Measurement

20、Conditions8-11 ModellSITl1H SECTION I GENERAL INFORMATION General Information 1-1.INTRODUCTION 1-2.Thismanualprovidesoperatingandservice in fonnation for Hewlett-Packard Models ISI1andTR oscilloscope mainframes.Themanualisdividedinto eightsections,eachcovering aspecific topicor aspectoftheinstrumenL

21、 All schematicsarelocatedin Section VUI. NOTE Thismanualdoesnotapplytotheplug- ins_TheappropriatepluginOperating andServiceManualshouldbereferred to. 1-3_Thissectioncontainsa descriptionofModel 181T/181TR.Instrumentspecificationsarelistedin table1-1.Table12lists abbreviations usedthroughout thismanu

22、al,exceptinSection VI.Thepartslistin SectionVIis a computerprintoutanduses computer- supplied abbreviations. 1-4.DESCRIPTION. 15.Models 1811andTHaregeneral purpose, var- iable persistencestorageoscilloscopemainframeswith plug-in capnbiJity. Theinstruments,asshippedfrom the factory, are intended for

23、bench use.TheModel 181THcanbe rack mountedasdescribedinSectionI. i.().The st.c.age featurecanbe used to store single- shotoccun-encea forlaterviewingorphotographing. Comparisonofwaveformscanbe accomplishedby storingseveralseparateoccurrencesandlalerviewing them simultaneously. 17.Thehorizontal ampli

24、fierhasa direct-coupled bandwidthofdc to 5 MHz.Theac-coupled band- width is 5Hzto 5 MHz with adynamicrangeof t20volts.Theamplifierhasfront-panelselee- able deflection factorrangesofI VIdiv(Xl),0_2V/div (X5)and0_1V/divX10)_A vernier control pro- vides continuousadjustmentbetween ranges_ A front- pane

25、l BNC connectorpennitstheuseofexternalde- flectionsignals.Theexternalinputimpedanceis1 megohmshuntedbyapproximately 30 pF. 1-8.A rear-panel BNC connector (Z-AxisInput)is provided for external controlofCRTblanking. A sig nalofapproximately+2V,5().ns pulse width(or;10 MHz) willblanka traceofnormalinte

26、nsity. 1-9.Four rearpanel BNC connectors provide recor- der outputs forusewith spectrumanalyzerplug-ins. Since theseoutputsaredependentupontheplug-ins utilized.theappropriateplug-inOperatingandSer- vice Manual should be referred to for identification oftheoutputsignalsavailable. NOTE Theseoutputssho

27、uldnotbe usedwhen IIstandardlserie8plug-inisin- stalledinthe08ciIlO8COpe. 110.A10V,I-kHz square-wavesignalisavailable atthefront panel forcalibrationpurposes_ 111.Thecathoderaytubehasaninternalgraticule andPalaluminized ph08phor. Variable persistence andstorageareprovided byinternalelements. 1-12.WA

28、RRANTY. 113.Thisinstrumentiscertifiedandwar- rantedasdescribedinsidethefrontcover ofthismanualTheCRTis coveredby asep- aratewarranty.TheCRTwarrantyandwar- rantyclaim fonnarelocatedattherearofthis manual.ShouldtheCRT fail within the time specified onthewarranty,processthewarrantyclaimthrough yournear

29、estHewlett-PackardSales/ServiceOffice. Thewarrantymaybe void for instru- mentshavinga multilated serial tag. 1-14.ACCESSORIES FURNISHED. 1-15.ThestandardModel 181TITR oscilloscope is supplied with ameshcontrastfilter, blue plasticlight filter,andadetachablepower cord. Also included with theModel 18t

30、TH is arackmountingkit. 1-16.ACCESSORIES AVAILABLE. 1-17.A seriesofmobileteststandsareavailablefor theModels 1811and181TRTheModel 1000B Test- mobile is intended for use withthecabinetModel 1811.TheModel 1117B Tealmobile is intended foruse with rack-modelinstrumentssuchastheModel181TR 118.A front-pan

31、el protection cover, Model 10166A. isavailableforthecabinetModel 1811. Asimilar cover,HPPartNo. 5060-0437, isavailableforthe rack Model 181TR 1-1 Genernllnfonnation 1.19.Cameras,probes. viewing hoods.tenninations andotheracces.soryitemsareavailablefor special ized requirements.Infonnationconcerninga

32、ccessories maybeobtainedfrom Hewlett.PackardSales/Service Officeslisted intherearofthismanual. 1-20.INSTRUMENTANDMANUALIDENTIFI- CATION. 121.Thismanualapplies directlytoModel 181TITR instrumentswith serial prefixnumber8Slistedonthe manualtitle page.Theserialprefixnumberis t.he first groupofdiKitsint

33、heinstrumentserialnumber (figure11).Theinst.rumentserial-numbertagislo- cated ontherearpanel. 122.Check t.heserialprefixnumberoftheinstru- menLIft.heserialprefixnumberisdifferentfromthat listed onthetitlepageofthismanual.refertoSection VIIforinstructionstoadaptthismanualforproper instrument. coverag

34、e. Model 181TITR 1-23.INQUIRIES. 1-24.Referanyquestionsregardingthemanual.the ManualChangessheet,ortheinstrumenttothenear- est. Hewlett-PackardSales/ServiceOffice.Always identifytheinstrumentby plete name.andcompleteserialnumberinall correspon dence. Refertotheinsiderearcoverofthismanual for a world

35、widelistingofHewlett-PackardSales/ ServiceOffices. SERIALPREFIXNUMBERSERIALSUFFIXNUMBER COMPLETESERIALNUMBER FigureII./ll$trumentSerioI Number Table Jl. Specifications HORIZONTAL AMPLIFIER EXTERNAL INPUT B.ndwldth:dc-coupled,dcto 5MHz;aecoupled, 5 Hzto5 MHz. o.nectlonFKtOr.I V/div.:t59flonXl;0.2V/di

36、v, .t5%onX5;0.1V/div,t59llonXIO.Vernier providescontinuousadjustment.between ranges.DynamicRange:t20V. InputRC:Imegohmshuntedbyapproximately 30pF. SweepM8gnnter:X5,XtO;accuracy:t5%. CALIBRATOR TYPE:approximatelyIkHzsquarewave,1megohmaccuraey:tl9b. CATHODE-RAY TUBE AND CONTROLS TYPE:post-accelerators

37、toragetube, 8.5kVacceler- actingpotential.aluminizedP31phosphor. GRATICULE:8 x10divinternalgraticule, Idiv= 0.95CID.Subdivisionsof0.2divonmajoraxes. Frontpaneladjustmentalignstracewithgnti cule. WRITING SPEED:Write mode1div/I-Is. ERASE:Pushbuttonerasuretakesapproximately 300 ms. BRIGHTNESS:100fL. PE

38、RSISTENCE:continuouslyvariablefrom 1hour. To VIEW mode,tracesmaybe viewed atnonnalintensityfor1minute.ForMAX 1-2 WRITE modetoSTORE,tracemaybe stored atreducedintensityfor5minutes.To VIEW mode,tracemaybe storedatnonnalintensity for15seconds. INTENSITY MODULATION:approximately+2V, 50nspulsewidth(10101

39、Hzsinewave),will blankuaceofnonnnlintensity.Inputresistance 5100ohms. BEAMFINDER:pressingFINDBEAMcontrol whenoperatinginanymodeexceptSTOREor VIEWbringstraceonCRT8Cleenregardless ofsettingofhorizontalorvertical controls. OUTPUTS Fourreal-panelBNCjacksprovide recorder out- putsfor usewithspectrumanaly

40、zer.Maximum currentavailableis:t3rnA.Willdriveimpedances 1000ohmswithoutdistortion. GENERAL ENVIRONMENT T.,.per.lur.:OCto+55C. Humidity:torelativehumidityto40C. AttItude:to4.6km(15 000ft.). VIbr8IJon:vibratedinthreeplanesfor 15min. eachwith 0.254mm(0.010 in.)eXC1ll8icn,10 to55 Hz. POWER:tiSVacor230

41、Vae,.tUM,48440Hz. 225 VAmaxwith plug-ins. convection cooled. WEIGHT:(withoutplugins)Model1811;net, 10.9kg(24Ib);shipping,18,1kg(40 lb), Model IBITR (rack): net,U.8kg (26Ib);shipping, 18.1kg (40 Ib). ACCESSORIESFURNISHED:bluepl88ticlight filter. meshcontr88tfilter,detachablepower cord,andrackmounting

42、hardware(Model 181TR only). Model181T/TR Table I-I. Specifications (Contd) General Information NOTES. DIMENSIONSINMILLIMETERSANO(lNCHESI EIARACKHEIGHT(lNCLUOINGFILLERSTRIPI FORCABINETHEIGHT(INCLUOINGFEET)ADO 8(51161TOEIARACKHEIGHT 1r,2 oI0/81 J 7.2377 tn-., 10.3 113321 1-543(21-3/81-1 1-493(19-3181-

43、1 I ,.n, , , , -r- 425 16-3/41 f-4,-;:=:;- I REAR TOP SIDE -, ,- nl 326 u(5-7/32) u TOP 11 clf1 I530121-1/41 15.75 (518) I 38.111-1/211t- T 00 I I 34. 111-3/8) 00 J . 14.3 (9/161 REARSIDE 1-3 GeneralInfonnationModel 181TITR Tabl-2.Referenct! DeaignatoraandAbbreuiatioM REFERENCEDESIGNATIONS AASSEMBLY

44、 EMIseELECTRICAL PART , PCUGU INTEGRATED CIRCUIT ATAnEHUATORF FUSE PSPOWER SUPfLY IUNREPAIRA8LEI RESISTIVE TERMINATIONFL fiLTER 0TRANSISTOR VVACUUMtU8E.NEON BMOTOR.fANH HARDWARE RRESISTOR 8UL8,PHOTOCELL.ETC BT8AnERYJ JAC VRVOLTAGE REGULATOR CCAP.CITORKRELAY RTTHERMISTOR IDlOOEI cPCOUlL1NGLINOUCTOR S

45、SWITCH WCA8LE CR0100 LSSPE.KER TTRANSFORMER XSOCKET OLOLAYLINE MMETER TBTERMIN.L80.110YCRYSTAL asOVlCE SIGNALING (LAMIIMPMECHANICAL PARTTPTEST POINTZNETWORK ABBREVIATIONS AAMPERElSlFfARAOlSI0NAND(l09) RADIOfREOUENCY AtAMPERETURNIS FETfIELDEffECT NDRMALL YCLOSED INTERfERENCE -plAMPLIfIERlSITRANSISTOR

46、lSI.NORMALLYDPENROOT MEAN SOUARE -, ASSEM8LYGGIGA 1109,0pNEGATlVEPOSITIVEREVERSE WORKING iWllpildAMPUTUOE.,GROUNDlEDINEGATIVEVOLTAGE NANOSECONDSCRSILICON CONTROLLED bdBQARDISI RECTIFIER bpBANDPASSHHENRYIlESI ,PlCO 110.12, SECONDISI hHOURIS!IX PRINTED lETCHEDI STANDARD CENTlmr71 H HEWLETT PACKARD C1R

47、CUttlSl , HERTZ. OEAXpTRIMMER - UNTERCLOCKWISE POSITlVENEGATIVE P_. CX)AXIAL if. POSITIVE MICRO tlO-6j IOOEFFICIENT INTERMEDIATEFREO COMMON intIINTERNALpl.PARTOF.MICROSECOND - !f:AK.TQ.PEAK CRTCATHODERAYTU8E CLOCKWISE kKILO0031.PROGRAMVVOLTS kgKILOGRAM.PEAK INVERSE , VARIA8LE 1,1LOWPASS FILTERISIVQL

48、TAGEtSI DECIIIOI).PICOSECOND.,WITH B DECI8EL mMILLllIo3l.PEAK WORKING.,. WITHOUT MMEGA 11061VOLTAGE. WORKING INVERSE u.EXTERNAL - MILLISECONDrlRADIO FREOUENCY VOLTAGE 4 Model 181TITR SECTION II INSTALLATION Installation 2-1.INTRODUCTION. 2-2.Thissectioncontainsinstruction(orperforming aninitial insp

49、ectiono(theMode1181TITR.Inswlation proceduresandprecautionsarepresentedinsteby steporder.Theprocedures (ormakingclaimfor warrantyrepairsandforrepackingtheinstrumentfor shipmentarealsodescribed inthissection. S12016398120-0698 QElJt:JlfJ candeliverapproximately225voltramperes.The instrumentisnormallyshippedfromth