Agilent Technologies HP 54600B Spezifikationen

Errata Title & Document Type: Manual Part Number: Revision Date: HP References in this Manual This manual may contain references to HP or He

Adjusting the Oscilloscope 4–27To adjust the power supply 4–28To perform the self-calibration 4–31To adjust the low-frequency compensation 4–

1Using the 50-Ω feedthrough and the BNC cable, connect the signalgenerator to channel 1 of the oscilloscope.2Set the frequency of the signal generator

To verify bandwidth (alternate method)In this test you verify the bandwidth of the oscilloscope by using a powermeter and power sensor to set the outp

1Connect the equipment.aConnect the signal generator to the input of the power splitter.bConnect the power sensor to one output of the power splitter,

4Press Voltage , then press the Vp-p softkey.Wait a few seconds for the measurement to settle (averaging is complete),then note the Vp-p reading from

8Change the time base to 5 ns/div.Wait a few seconds for the measurement to settle (averaging is complete),then note the Vp-p reading from the bottom

To verify horizontal ∆t and 1/∆t accuracy In this test you verify the horizontal ∆t and 1/∆t accuracy by measuring theoutput of a time mark generator

3Press Time , then press the Freq and Period softkeys.You should measure the following: Frequency 10 kHz, test limits are 9.959 kHz to 10.04 kHz. Per

To verify trigger sensitivity In this test you verify the trigger sensitivity by applying 25 MHz to theoscilloscope. The amplitude of the signal is d

Table 4-10 Equipment RequiredEquipment Critical specifications RecommendedModel/PartSignal generator sine waves:25 MHz and 100 MHz–HP 54600B/HP 54601B

Table 4-11 Signal Generator Frequency SettingSelectedChannelHP 54600B HP 54601B HP 54602B * HP 54600BChannel 1 100 MHz 100 MHz 150 MHz 60 MHzChannel 2

5 Performance CharacteristicsVertical System 5–3Horizontal System 5–5Trigger System 5–6XY Operation 5–8Display System 5–8Acquisition Sy

External TrigSensitivity6Verify the external trigger sensitivity at 100 MHz (60 MHz forHP 54603B) and 100 mV p-p (HP 54600B and HP 54603B only).aPress

To verify Vertical Output on Option 005This section applies only to Option 005 Enhanced TV/Video Trigger if installed onthe HP 54602B.In this test we

HP 54600B Performance Test Record Date_______________________________________Serial No. ______________________________________ Test by________________

HP 54601B Performance Test RecordDate_______________________________________Serial No. ______________________________________ Test by_________________

HP 54602B Performance Test RecordDate_______________________________________Serial No. ______________________________________ Test by_________________

HP 54603B Performance Test RecordDate_______________________________________Serial No. ______________________________________ Test by_________________

Adjusting the OscilloscopeThis section explains how to adjust the oscilloscope so that it is atoptimum operating performance. You should perform the

To adjust the power supplyOn the power supply there is only one adjustment and that is for the +5.1 V.The other voltages are based on the +5.1 V adjus

2Measure the power supply voltages at L1, L2, and L3 on the systemboard.The test points are not marked on the system board; see figure below forlocati

If the +5.1 V measurement is out of tolerance, adjust the +5.1 V adjustmenton the power supply. The ±15.75 V supplies are not adjustable and aredepen

1The Oscilloscope at a Glance

To perform the self-calibration In this procedure you load the default calibration factors to give a knownstarting point for the firmware calibration.

Vertical self cal 3After the message "Default calibration factors loaded" isdisplayed on the lower left side of the display, press the Verti

To adjust the low-frequency compensationIn this procedure you adjust the low-frequency compensation adjustment foreach channel.Table 4-15Equipment Req

9Adjust the channel 1 low-frequency compensation adjustment for asflat a pulse top as possible.10Repeat steps 4 through 9 for channel 2 (channels 2 to

To adjust the high-frequency pulse responseIn this procedure you adjust the high-frequency pulse response for eachchannel.Table 4-16Equipment Required

9Adjust the channel 1 high-frequency response for 1.5 minor divisionof overshoot (6%).10Repeat steps 4 through 9 for channel 2 (channels 2 to 4 on the

To adjust the displayWhen to adjust the displayThe display adjustments are optional and normally do not require adjustment.You should use this procedu

11Adjust HB Cont (half bright contrast) for the best contrast betweenthe half bright and full bright blocks.You can readjust Sub Bri, intensity contro

To adjust the Option 005 offset (R15) (HP 54602B only)The oscilloscope must be calibrated before performing this adjustment. Refer to"To perform

Troubleshooting the OscilloscopeThe service policy for this instrument is replacement of defectiveassemblies. The following procedures can help isola

The Oscilloscope at a GlanceOne of the first things you will want to do with your new oscilloscopeis to become acquainted with its front panel. There

To construct your own dummy load 1Obtain a connector compatible with the connector on the LowVoltage Power Supply.2Connect the following load resistor

To check out the oscilloscope 1Is there an interface module connected to the oscilloscope?If yes, do the following steps. If not, go to step 2.aTurn

5Disconnect the display cable, then check the following signals on thesystem board. Table 4-18 Signals at U56Signal Frequency Pulse width VoltageU16 P

8Is the fan running?If yes, go to "To run the internal self-tests," on page 4–46. If not, do the stepsbelow.The Low Voltage Power Supply ha

To check the Low Voltage Power Supply 1Disconnect the power cord, then set the oscilloscope on its side.2Connect the negative lead of the multimeter t

To run the internal self-tests 1Perform the keyboard test.aPress Print/Utility .bPress the Self Tst softkey, then press the Keyboard softkey.A pictori

4Perform the RAM test.aPress the RAM softkey.bDoes the display message say Test Passed?If yes, press any key to continue. If not, (the display messag

To troubleshoot Option 005 (HP 54602B only) To isolate a malfunction to the Option 005 board, do the following:1Disconnect the three cables that conne

Replacing Parts in the OscilloscopeThis section contains instructions for removing and orderingreplaceable assemblies. Also in this section is a part

To replace an assemblyRefer to the exploded view of the oscilloscope, figure 4–11 (figure 4–12 forOption 005 board), for details on how the oscillosco

Figure 1-1 is a diagram of the front-panel controls and inputconnectors of the HP 54600B and HP 54603B. Figure 1-2 is a diagramof the front-panel con

To remove the fan1Disconnect the fan cable from the power supply board.2Using the T15 TORX driver, remove the three screws that hold thefan to the dec

When installing the front panel, make sure that the power switch shaft isaligned with its mating hole in the front panel.The front panel swings in to

To remove the display1Remove the front panel.2Disconnect the ribbon cable and the calibration cable from thedisplay.3Using the T10 TORX driver, remove

Power supply1Remove the fan.2Disconnect the ground wire (green wire with the yellow stripe) fromthe deck.3Disconnect the ribbon cable from the power s

Keyboard1Remove the front panel.2Remove all the knobs by pulling straight out.3Flex the bezel of the front panel to unsnap the small keyboard underthe

To remove the handle•Rotate the handle down until it is just past the last detent position(about 1/2 inch before the handle touches the bottom of theo

To order a replacement partThe system board is part of an exchange program with Hewlett-Packard. Theexchange program allows you to exchange a faulty

•To order a part in the material list, quote the Hewlett-Packard partnumber, indicate the quantity desired, and address the order to yournearest Hewle

Exploded view of oscilloscope Figure 4–11ServiceReplacing Parts in the Oscilloscope4–59

Table 4-20 Replaceable PartsReferenceDesignatorHP PartNumberQty DescriptionA1 0950-2125 1 Power supply assemblyA2 2090-0316 1 Display assemblyA3 5460

HP 54601B and HP 54602B Front Panel Controls HP 54602B Display Status Line Indicators ChannelcontrolsChannelinputsStoragekeysGeneralcontrolsHorizontal

ReferenceDesignatorHP PartNumberQty DescriptionMP8 54601-41902 1 Small rubber keypadMP9 54645-42202 1 Front panelMP10 54601-43701 1 Power-switch shaf

Exploded view of Option 005 and related oscilloscope parts Figure 4-12ServiceReplacing Parts in the Oscilloscope4–62

Table 4-21 Option 005 Replaceable PartsReferenceDesignatorHP PartNumberQty DescriptionA3 * 1 System Board (part of standard instrument)A5 54602-66502

4–64

5Performance Characteristics

Performance CharacteristicsThe performance characteristics describe the typical performance ofthe oscilloscope. You will notice that some of the char

Vertical SystemAll channels Bandwidth1HP 54600B and HP 54601Bdc to 100 MHz −3 dB ac coupled, 10 Hz to 100 MHz –3 dBHP 54602Bdc to 100 MHz −3 dB (1, 2,

Channels 1 and 2 Range2 mV/div to 5 V/div (lower limit is 1 mV/div for the HP 54602B)Accuracy1±1.9% (HP 54600B, HP 54601B, and HP 54602B) ±2.4%

Horizontal SystemSweep speeds5 s/div to 2 ns/div main and delayed (HP 54600B, HP 54601B, HP 54602B5 s/div to 5 ns/div main and delayed (HP 54603B)A

Trigger SystemInternal trigger Sensitivity1HP 54600Bdc to 25 MHz 0.35 div or 3.5 mV dc to 100 MHz 1 div or 10 mVHP 54601Bdc to 25 MHz

Softkey Menu Reference Press this key To obtain this menuFigure 1–4To obtain this menuPress this key1–5

External trigger(HP 54600B and HP 54603B only)Range±18 VSensitivity1HP 54600Bdc to 25 MHz 50 mV dc to 100 MHz 100 mVHP 54603Bdc to 25 MHz

XY OperationZ BlankingTTL high blanks traceBandwidths X and Y same as vertical systemPhase difference±3 degrees at 100 kHzDisplay SystemDisplay7-inch

Acquisition SystemMaximum sample rate20 MSa/sResolution8 bitsSimultaneous channelsChannels 1 and 2 or channels 3 and 4Record lengthVectors off4,000 po

Advanced FunctionsAutomatic measurements(measurements are continuously updated)VoltageVavg, Vrms, Vp-p, Vtop, Vbase, Vmin, VmaxTimeFrequency, period,

GeneralEnvironmentalcharacteristicsThe instrument meets or exceeds the environmental requirements ofMIL-T-28800D for Type III, Class 3, Style D equipm

RE01Parts 5 and 6 measured at 30.5 cm, 15 dB relaxation to 20 kHz, andexceptioned from 20 kHz to 50 kHz.RE02Part 2 (limited to 1 GHz) Full limits of c

Option 005 General Performance Characteristics(HP 54602B only)Video Standards NTSCPALPAL-MSECAMGenericVideo TriggerModes Line(number) of Field 1

Option 005 Trigger System (HP 54602B only)Internal trigger SensitivityPerformance remains unchangedCouplingPerformance remains unchangedModesPerforman

GlossaryThis glossary is organized into two parts: oscilloscope andTV/video trigger terms. TheTV/video trigger terms apply to theHP 54602B with Optio

External Trigger Is available onlyon the two channel oscilloscope.Nonviewable input that is usable as atrigger source only.Field 1 Triggers on the fie

To inspect the instrumentInspect the shipping container for damage.Keep a damaged shipping container or cushioning material until the contentsof the

Print/Utility Allows access to themodule menus and service menus.Probe Allows selection of 1, 10, or100 to match a probe’s division ratioso that the v

Trace Allows access to the tracestorage keys.Trace Mem (trace memory) Oneof two pixel memory locations usedfor storing traces.TV Allows access to the

Composite Video For color, thisconsists of blanking, field, and linesynchronizing signals, color synchro-nizing signals, plus chrominance andluminance

Line In TV trigger mode, the oscil-loscope triggers on the TV line syncpulses. As a trigger source, the oscil-loscope triggers off of the power linef

Vertical Blanking Interval Theblanking portion at the beginning ofeach field. It contains the equalizingpulses, the vertical sync pulses, andVITS (i

Glossary–8

IndexAac coupling, 1–10, 1–14, 5–4, 5–6accuracycursors, 5–4 to 5–5horizontal, 5–5vertical, 5–4acquisition characteristics, 5–9Active Cursor, 2–22adjus

Ffall time, 2–16, 2–18Fast Fourier Transform (FFT), 3–18 to3–19Field 1, 3–8Field 1 softkey, 2–38Field 2, 3–8Field 2 softkey, 2–38fieldsall, 3–9alterna

Oodd field, 3–10 to 3–11offsetadjusting option 005, 4–39one-channel acquisition, 2–9Option 005, 3–2characteristics, 5–13offset adjustment, 4–39replaci

time baseaccuracy, 5–5preset configuration, 2–33range, 1–12, 5–5setup, 1–12 to 1–13time cursor, 3–12time domain, 3–18 to 3–19Time key, 2–14time measur

To connect a signal to the oscilloscopeThe HP 54600B and HP 54603B are a two-channel oscilloscopes with anexternal trigger input, while the HP 54601B

DECLARATION OF CONFORMITYaccording to ISO/IEC Guide 22 and EN 45014Manufacturer’s Name:Hewlett-Packard CompanyManufacturer’s Address:Colorado Springs

Product RegulationsSafetyIEC 1010-1:1990+A1 / EN 61010-1:1993UL 3111CSA-C22.2 No.1010.1:1993EMCThis Product meets the requirement of the European Comm

© Copyright Hewlett-Packard Company ,1992, 1997All Rights Reserved.Reproduction, adaptation, ortranslation without priorwritten permission isprohibite

Product WarrantyThis Hewlett-Packardproduct has a warrantyagainst defects in materialand workmanship for a periodof three years from date ofshipment.

You should compensate 10:1 probes to match their characteristics to theoscilloscope. A poorly compensated probe can introduce measurementerrors. To

User andService GuidePublication number 54600-97021November 1997 (pdf version Nov 1998)For Safety Information, Warranties, and Regulatory information,

To display a signal automaticallyThe oscilloscope has an Autoscale feature that automatically sets up theoscilloscope to best display the input signal

To set up the vertical windowThe following exercise guides you through the vertical keys, knobs, andstatus line.1Center the signal on the display with

2Change the vertical setup and notice that each change affects thestatus line differently.You can quickly determine the vertical setup from the status

To set up the time baseThe following exercise guides you through the time base keys, knobs, andstatus line.1Turn the Time/Div knob and notice the chan

•Turn the Delay knob and notice that its value is displayed in the status line.The Delay knob moves the main sweep horizontally, and it pauses at0.00

To trigger the oscilloscope The following exercise guides you through the trigger keys, knobs, and statusline.1Turn the trigger Level knob and notice

What happens if the oscilloscope loses trigger?If Auto Level is the trigger mode, Auto flashes in the status line. If dc coupled,the oscilloscope res

To use roll modeRoll mode continuously moves data across the display from right to left. Itallows you to see dynamic changes (like adjusting a potent

2Operating Your Oscilloscope

Operating Your OscilloscopeBy now you are familiar with the VERTICAL, HORIZONTAL, and TRIGGERgroups of the front-panel keys. You should also know how

General-Purpose OscilloscopesThe HP 54600B-Series Oscilloscopes offer exceptional waveformviewing and measurements in a small, lightweight package. T

To use delayed sweepDelayed sweep is a magnified portion of the main sweep. You can usedelayed sweep to locate and horizontally expand part of the ma

Since both the main and delayed sweeps are displayed, there are half asmany vertical divisions so the vertical scaling is doubled. Notice the changes

Figure 2-2 shows the time reference set to center. Notice that the markersexpand around the area of interest. You can place the markers over the are

To use storage oscilloscope operationThere are four front-panel storage keys. They are white instant action keysthat change the operating mode of the

3Using the position knob, move the trace up and down about onedivision.Notice that the last acquired waveform is in full bright and the previouslyacqu

To capture a single eventTo capture a single event, you need some previous knowledge of the signal inorder to set up the trigger level and slope. For

6If you need to compare several single-shot events, press Autostore .Like the Run key, Autostore also arms the trigger circuit. Whenthe trigger con

To capture glitches or narrow pulsesA glitch is a rapid change in the waveform that is usually narrow as comparedto the waveform. This oscilloscope h

3Characterize the glitch with delayed sweep.Peak detect functions in the main sweep only, not in the delayed sweep. Tocharacterize the glitch with de

To trigger on a complex waveformThe difficulty in viewing a complex waveform is triggering on the signal.Figure 2-3 shows a complex waveform that is n

Bring your scope and PC together with BenchLink software.BenchLink, which runs under Windows, allows easy transfer of scopetraces and waveform data to

Stable trigger, but the waveform is not synchronized with the triggerHoldoff synchronizes the waveform with the triggerIn figure 2-4, the holdoff is s

To make frequency measurements automaticallyThe automatic measurement capability of the oscilloscope makes frequencymeasurements easy, as the followin

If the Show Meas softkey is turned on, cursors are displayed on thewaveform that show the measurement points for the right-mostmeasurement result. If

To make time measurements automaticallyYou can measure the following time parameters with the oscilloscope:frequency, period, duty cycle, width, rise

2Press Time .A softkey menu appears with six softkey choices. Three of the softkeys aretime measurement functions.Source Selects a channel for the t

Time Measurements Four additional time measurement choices are available;+Width, −Width, Rise time, and Fall time. Width measurements aremade at the

To make voltage measurements automaticallyYou can measure the following voltage parameters automatically with theoscilloscope: peak-to-peak, average,

1Connect a signal to the oscilloscope and obtain a stable display.2Press Voltage .A softkey menu appears with six softkey choices. Three of the soft

Delayed sweep isolates an area of interest for an rms voltage measurement4Press the Next Menu softkey.Another voltage measurement softkey menu appears

To make cursor measurements The following steps guide you through the front-panel Cursors key.You can use the cursors to make custom voltage or time m

Options available•Option 001 RS-03 Magnetic Interference Shielding Added to CRT•Option 002 RE-02 Display Shield Added to CRT•Option 005 Enhanced TV/Vi

Cursors used to measure pulse width at levels other then the 50% pointsCursors used to measure the frequency of the ringing on a pulseFigure 2–11Figur

Cursors used to make channel-to-channel delay measurementsThe cursors track delayed sweep. Expand the display with delayed sweep, then characterizeth

Pressing t1 and t2 softkeys simultaneously causes the cursors to move together when the cursorknob is adjusted.By moving the cursors together, you can

To view asynchronous noise on a signalThe following exercise shows how to use the oscilloscope to viewasynchronous noise on a signal that is not synch

2Press Autostore .Notice that STORE is displayed in the status line.3Set the trigger mode to normal, then adjust the trigger level into thenoise regio

To reduce the random noise on a signalIf the signal you are applying to the oscilloscope is noisy (figure 2-21), youcan set up the oscilloscope to re

Low frequency reject (LF reject) adds a high pass filter with the 3-dB pointat 50 kHz (see figure 2-20). Use LF reject to remove low frequency signal

3Use averaging to reduce noise on the displayed waveform.To use averaging follow these steps.•Press Display , the press the Average softkey.Notice tha

To save or recall tracesThe oscilloscope has two pixel memories for storing waveforms. Thefollowing exercise guides you through how to store and reca

The automatic measurement functions do not operate on stored traces.Remember, the stored waveforms are pictorial information rather than storeddata.•I

In This Book This manual is the user and serviceguide for the HP 54600B, HP 54601B,HP 54602B, and HP 54603BOscilloscopes, and contains fivechapters.Fi

To reset the instrument setup1To reset the instrument to the default factory-preset configuration,press Setup .2Press the Default Setup softkey.3To re

To use the XY display modeThe XY display mode converts the oscilloscope from a volts versus timedisplay to a volts versus volts display. You can use

XY display mode operating hintBefore entering XY display mode, center both channels on screen in the mainsweep and adjust sweep speed to obtain greate

6Move the Y1 and Y2 cursors to the center of the signal.Again, note the ∆Y value.Y cursors centered7Calculate the phase difference using formula below

Signals are 90° out of phaseSignals are in phaseFigure 2–26Figure 2–27Operating Your OscilloscopeTo use the XY display mode2–37

To analyze video waveformsEnhanced TV/Video Trigger (HP 54602B only)This section discusses basic TV video triggering. If you have Option 005Enhanced

5Set the time base to 200 µs/div, then center the signal on the displaywith the delay knob (delay about 800 µs).6Press Main/Delayed , then press the D

8Press Main/Delayed , then press the Main softkey.9Use the horizontal vernier to change the time base to 7 µs/div, thencenter the signal on the displa

Both-fields triggering hintThe HP 54600B-series oscilloscopes can trigger on the vertical sync pulse inboth TV fields at the same time. This allows y

2–42

vi

3Using Option 005 EnhancedTV/Video Trigger (HP 54602B)

Using Option 005 EnhancedTV/Video TriggerBasic TV/video triggeringThis section discusses Enhanced TV/Video triggering. If you do not have Option005 i

Option 005 gives you an Enhanced TV/Video Trigger for theoscilloscope, allowing highly detailed analysis of TV waveforms. Thisoption offers:• NTSC, PA

To select TV display grid•Press Display , then press the Grid softkey until TV is selected.To autoscale on a video signal1Use a cable to connect a TV

To trigger on a specific line of videoTV triggering requires greater than 1/4 division of sync amplitude, eitherchannel 1 or channel 2 as the trigger

Triggering on Line 71Table 3-1 Line Numbers per Field for Each TV StandardTV Standard Field 1 Field 2 Alt FldNTSC 1 to 263 1 to 262 1 to 262PAL 1 to 3

To trigger on all TV line sync pulsesTo quickly find maximum video levels, you could trigger on all TV line syncpulses. When All Lines is selected as

To trigger on a specific field of the video signalTo examine the components of a video signal, trigger on either Field 1 orField 2. When a specific f

To trigger on all fields of the video signalTo quickly and easily view transitions between fields, or to find the amplitudedifferences between the fie

To trigger on odd or even fieldsTo check the envelope of your video signals, or to measure worst casedistortion, trigger on the odd or even fields. W

Contents1 The Oscilloscope at a GlanceTo inspect the instrument 1–6To clean the instrument 1–6To connect a signal to the oscilloscope 1–7To

If a more detailed analysis is required, then only one color field should beselected to be the trigger. You can do this by using the oscilloscope’s h

To make cursor measurementsThe following steps guide you through the front-panel Cursors key. You canuse the cursors to make custom voltage or time m

Color Sync measured with the cursors as 40 IREFigure 3-7Using Option 005 Enhanced TV/Video Trigger (HP 54602B)To make cursor measurements3–13

To use delayed sweepDelayed sweep is a magnified portion of the main sweep. You can usedelayed sweep to locate and horizontally expand part of the ma

Modulated staircase or 5-step, measuring sync pulse fall time with delayed sweepWindowed frequency measurement in a multi-burst by use of delayed swee

To analyze video waveforms with Option 005The combination of the TV trigger, delayed sweep, and automaticmeasurements allow this oscilloscope to preci

5Set the time base to 200 µs/div, then center the signal on the displaywith the delay knob (delay about 800 µs).6Press Main/Delayed , then press the D

To window in on harmonic distortion using FFTSine waves that are not perfectly shaped in the time domain generateharmonics in the frequency domain. V

The FFT function then shows the harmonic content of the subcarrier in thefigure below. Had the time/division and delays controls not been used tozoom

To connect to other instrumentsThe rear panel outputs provide an easy way to connect your Option005-equipped oscilloscope to other instruments such as

3 Using Option 005 Enhanced TV/Video Trigger (HP 54602B)To select TV display grid 3–4To autoscale on a video signal 3–4To trigger on a specific

4Verifying Oscilloscope Performance 4–5Adjusting the Oscilloscope 4–27Troubleshooting the Oscilloscope 4–40Replacing Parts in the Oscilloscope 4–4

ServiceIf the oscilloscope is under warranty, you must return it toHewlett-Packard for all service work covered by the warranty. See"To return t

Table 4-1Recommended list of test equipment to service the oscilloscopeEquipment Critical specifications Recommended Model/Part UseConstant amplitude

To return the oscilloscope to Hewlett-PackardBefore shipping the oscilloscope to Hewlett-Packard, contact your nearestHewlett-Packard Sales Office for

Verifying Oscilloscope PerformanceThis section shows you how to verify the electrical performance of theoscilloscope, using the performance characteri

To check the output of the DC CALIBRATOR In this test you measure the output of the DC CALIBRATOR with a multimeter.The DC CALIBRATOR is used for self

To verify voltage measurement accuracy In this test you verify the voltage measurement accuracy by measuring theoutput of a power supply using dual cu

1Set up the oscilloscope.aPress Setup , then press the Default Setup softkey.bPress Voltage , then press the V avg softkey.cSet the Volts/Div to the f

6Press the V2 softkey, then position the V2 cursor to the baseline.The ∆V value at the bottom of the display should be within the test limits oftable

To verify bandwidth In this test you verify the bandwidth of the oscilloscope by using a constantamplitude signal generator. The frequency of the sig