Axis 1620 User Manual

Digital OscilloscopeIM 701610-01E8th EditionDL1620/DL1640/DL1640L

viii IM 701610-01EWaste Electrical and Electronic EquipmentWaste Electrical and Electronic Equipment (WEEE), Directive 2002/96/EC(This directive is on

5-6IM 701610-01E5.4 Selecting Probe Attenuation<For a description of this function, see page 1-7>Relevant KeysACTION DELAYX - YMENU MENUPHASESEA

5-7IM 701610-01EVertical and Horizontal Axes55.5 Setting the Offset Voltage<For a description of this function, see page 1-6>Relevant KeysACTION

5-8IM 701610-01EImportant Points• Setting the offset voltage while acquisition is stopped will change the display positiononly. The newly set offset

5-9IM 701610-01EVertical and Horizontal Axes55.6 The Preset FunctionRelevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRIGGERTRIG D

5-10IM 701610-01E5.6 The Preset FunctionSetting the V/div, Offset Voltage, and Trigger Level (When the Preset Type is User)8. Press the Type soft key

5-11IM 701610-01EVertical and Horizontal Axes55.7 Setting the Bandwidth<For a description of this function, see page 1-7>Relevant KeysACTION DEL

5-12IM 701610-01E5.8 Setting V/div<For a description of this function, see page 1-5>Relevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTAL

5-13IM 701610-01EVertical and Horizontal Axes55.8 Setting V/divExplanationThe V/div (voltage axis sensitivity) setting is used to adjust the amplitude

5-14IM 701610-01E5.9 Displaying Inverted Waveforms<For a description of this function, see page 1-4>Relevant KeysACTION DELAYX - YMENU MENUPHASE

5-15IM 701610-01EVertical and Horizontal Axes55.10 Using the Linear Scaling Function<For a description of this function, see page 1-21>Relevant

ixIM 701610-01EStructure of the ManualStructure of the ManualThis user’s manual consists of 16 chapters, an appendix and an index as describedbelow.Ch

5-16IM 701610-01E5.10 Using the Linear Scaling FunctionExplanationThis function lets you apply linear scaling to the measurement values. If you set t

5-17IM 701610-01EVertical and Horizontal Axes55.11 Selecting the Timebase<For a description of this function, see page 1-3>Relevant KeysACTION D

5-18IM 701610-01E5.11 Selecting the TimebaseExplanationSelectable TimebasesTimebase can be selected from the following three types.INT Internal clock

5-19IM 701610-01EVertical and Horizontal Axes55.12 Setting T/div<For a description of this function, see page 1-6>Relevant KeysACTION DELAYX - Y

5-20IM 701610-01E5.12 Setting T/divT/div and Roll ModeWhen acquisition count is infinite, acquisition mode is not average, or the trigger mode isauto

6-1IM 701610-01ETriggering66.1 Setting the Trigger Mode<For a description of this function, see page 1-11>Relevant KeysACTION DELAYX - YMENU MEN

6-2IM 701610-01ESingle ModeThe display is updated once when the trigger conditions are met and the waveformacquisition stops.In the time axis setting

6-3IM 701610-01ETriggering66.2 Setting the Trigger Delay<For a description of this function, see page 1-13>Relevant KeysACTION DELAYX - YMENU ME

6-4IM 701610-01E6.3 Setting the Trigger Position<For a description of this function, see page 1-13>Relevant KeysACTION DELAYX - YMENU MENUPHASES

6-5IM 701610-01ETriggering6When Setting the Trigger Position• If you change the trigger position while waveform acquisition is suspended, the newsetti

x IM 701610-01EStructure of the ManualConventions Used in this ManualUnitsk ... Denotes 1000. Example: 100 kS/sK ... Denotes 1024.

6-6IM 701610-01E6.4 Setting the Hold Off Time<For a description of this function, see page 1-12>Relevant KeysACTION DELAYX - YMENU MENUPHASESEAR

6-7IM 701610-01ETriggering6ExplanationThis function prevents a trigger from being activated for a specified time, even if thetrigger conditions are me

6-8IM 701610-01E6.5 Setting the Edge Trigger (SIMPLE)<For a description of this function, see page 1-8>Relevant KeysACTION DELAYX - YMENU MENUPH

6-9IM 701610-01ETriggering6Setting the HF Rejection ON or OFF8. Press the HF Reject soft key to the desired frequency to set HF rejection ON orOFF.Set

6-10IM 701610-01ESetting the HysteresisSets a width to the trigger level so that the trigger is not activated by small changes inthe trigger signal.:

6-11IM 701610-01ETriggering66.6 Setting the External Trigger (SIMPLE)Relevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRIGGERTRIG

6-12IM 701610-01ESetting the Hold Off9. Set the hold off time according to the procedures given in 6.4, “Setting the Hold OffTime.”ExplanationThe exte

6-13IM 701610-01ETriggering66.7 Generating Triggers on the Power Signal(SIMPLE)Relevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRI

6-14IM 701610-01E6.8 Setting the A→B(N) Trigger (ENHANCED)<For a description of this function, see page 1-8>Relevant KeysACTION DELAYX - YMENU M

6-15IM 701610-01ETriggering6Setting the Level10. Pressing the Level/Coupling soft key displays a menu used to set the level,coupling, hysteresis, and

xiIM 701610-01EFunctions Described in This Manual and the DL1620/DL1640/DL1640L VersionThe contents of this manual describe the DL1620/DL1640/DL1640L

6-16IM 701610-01EExplanationThis function activates a trigger on the nth time condition B becomes true after conditionA becomes true.Setting Condition

6-17IM 701610-01ETriggering66.9 Setting the A Delay B Trigger (ENHANCED)<For a description of this function, see page 1-9>Relevant KeysACTION DE

6-18IM 701610-01ESetting the Level, Hysteresis, Trigger Coupling, and HF Rejection10. Pressing the Level/Coupling soft key displays a menu used to set

6-19IM 701610-01ETriggering6ExplanationThis function activates a trigger the first time condition B becomes true after condition Abecomes true and the

6-20IM 701610-01E6.10 Setting the Pattern Trigger (ENHANCED)<For a description of this function, see page 1-9>Relevant KeysACTION DELAYX - YMENU

6-21IM 701610-01ETriggering6When Activating the Trigger Only on the Status Pattern5. Turn the jog shuttle to move the cursor to Clock CH.6. Pressing S

6-22IM 701610-01EExplanationThis function activates the trigger when all conditions set to multiple trigger sourcesbecome true or when all conditions

6-23IM 701610-01ETriggering6Setting the Trigger CouplingSelect from the following list of choices.AC: Uses a signal that is obtained by removing the D

6-24IM 701610-01E6.11Setting the Width (Pulse<T, Pulse>T, T1<PLS<T2,T1<PLS<T2, Time Out) Trigger (ENHANCED)<For a description of

6-25IM 701610-01ETriggering6Setting the Conditions of Each Channel7. Press the Set Pattern soft key to display the trigger setting menu. (CH3 and CH4a

xii IM 701610-01EContentsForeword ...

6-26IM 701610-01ESetting the Determination Time13. If the jog shuttle control is not set to Time press the Time soft key.If the Width Type is T1 <

6-27IM 701610-01ETriggering6ExplanationPulse > T: When the time during which the status pattern is met is longer than thespecified determination ti

6-28IM 701610-01EPrecautions to be Taken when Setting the Width TriggerThe trigger may not operate properly if the time between two pulses is less tha

6-29IM 701610-01ETriggering66.12 Setting the OR Trigger (ENHANCED)<For a description of this function, see page 1-10>Relevant KeysACTION DELAYX

6-30IM 701610-01ESetting the Level, Hysteresis, Trigger Coupling, and HF Rejection8. Pressing the Level/Coupling soft key displays a menu used to set

6-31IM 701610-01ETriggering6ExplanationThis function activates a trigger on the OR of each channel’s edge trigger.Setting the Edge Trigger of Each Cha

6-32IM 701610-01E6.13 Setting the Window Trigger (ENHANCED)<For a description of this function, see page 1-10>Relevant KeysACTION DELAYX - YMENU

6-33IM 701610-01ETriggering6Setting the Center Level and Window Width5. Pressing the Level/Coupling soft key displays a dialog box used to set the cen

6-34IM 701610-01E6.13 Setting the Window Trigger (ENHANCED)Window SettingYou define the window by its center level and width.“Center” Setting Range :A

6-35IM 701610-01ETriggering66.14 Setting the TV Trigger (ENHANCED)<For a description of this function, see page 1-10>Relevant KeysACTION DELAYX

xiiiIM 701610-01E32145678910111213141516AppIndex5.9 Displaying Inverted Waveforms ...

6-36IM 701610-01ESetting the Trigger Level7. If the jog shuttle control is not set to Level, press the Level soft key.8. Turn the jog shuttle to set t

6-37IM 701610-01ETriggering6Selecting the Line No.: LineA trigger is activated at the beginning of the selected line.• NTSC: 5 to 1054Field 1 starts a

6-38IM 701610-01E• 480/60p: 8 to 2251524 525(1) (2) (3) (4) (5) (6) (7) 8 9 10 11 12 1314Line No. 2207 22085265682209 2251Line Nos. in ( ) cannot be s

6-39IM 701610-01ETriggering66.15 Setting the Action-On Trigger<For a description of this function, see page 1-11>Relevant KeysACTION DELAYX - YM

6-40IM 701610-01E6.15 Setting the Action-On TriggerExplanationOperation to Perform when the Trigger is Activated:The specified operation from the foll

7-1IM 701610-01EAcquisition and Display77.1 Setting the Record Length<For a description of this function, see page 1-14>Relevant KeysACTION DELA

7-2IM 701610-01E7.2 Acquisition Mode<For a description of this function, see page 1-15>Relevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZON

7-3IM 701610-01EAcquisition and Display7ExplanationYou can select any of three acquisition modes, as follows. The default selection isNormal.NormalTh

7-4IM 701610-01EImportant Information about the Averaging Mode• Averaging mode is useful when working with repetitive waveforms.• Correct averaging is

7-5IM 701610-01EAcquisition and Display77.3 Using the Sequential Store Function<For a description of this function, see page 1-16>Relevant KeysA

xiv IM 701610-01EContents9.6 Displaying the Power Spectrum ... 9-389

7-6IM 701610-01E7.4 Using the High-resolution Mode<For a description of this function, see page 1-14>Relevant KeysACTION DELAYX - YMENU MENUPHAS

7-7IM 701610-01EAcquisition and Display77.5 Setting Repetitive Sampling Mode ON/OFF<For a description of this function, see pages 1-7 and 1-16>R

7-8IM 701610-01E7.6 Using the History Memory<For a description of this function, see page 1-17>Relevant KeysACTION DELAYX - YMENU MENUPHASESEARC

7-9IM 701610-01EAcquisition and Display77.6 Using the History MemoryDisplay a List of Time Stamps8. Pressing the Show Map soft key displays a list of

7-10IM 701610-01EShow Map (A List of Time Stamps)You can list the number of the waveform data stored in the acquisition memory and thetime at acquisit

7-11IM 701610-01EAcquisition and Display77.7 Searching the Historical Data Using Zone(History Search Function)<For a description of this function,

7-12IM 701610-01ESetting the Source Channel (Source)8. Pressing the Source soft key displays the source channel selection menu. (CH3and CH4 are not di

7-13IM 701610-01EAcquisition and Display7Displaying the Waveforms that are Found19. Press ESC to return to the HISTORY menu.20. Press the Show Map sof

7-14IM 701610-01ESearch Range of the Historical DataThe search range is between the Start Rec and the End Rec.Search OrderThe search is carried out fr

7-15IM 701610-01EAcquisition and Display77.8 Searching the Historical Data UsingParameters (History Search Function)<For a description of this func

xvIM 701610-01E32145678910111213141516AppIndexContentsChapter 14 Other Operations14.1 Setting the Screen Color and Brightness ...

7-16IM 701610-01ESetting the Parameter (Item Setup)8. Press the Item Setup soft key to display the parameter selection menu.9. Press the soft key corr

7-17IM 701610-01EAcquisition and Display7Executing the Search21. Press the Search Exec soft key to execute the search.Displaying the Searched Waveform

7-18IM 701610-01EParameter Measuring Range (T-Range1/T-Range2)Set the measuring range of the specified parameter. This is the portion of the waveform

8-1IM 701610-01EDisplay88.1 Changing the Display Format<For a description of this function, see page 1-17>Relevant KeysACTION DELAYX - YMENU MEN

8-2IM 701610-01E6. Turn the jog shuttle to move the cursor to the desired channel.7. Pressing SELECT displays a menu used to set the number. (CH3, CH4

8-3IM 701610-01EDisplay88.2 Setting the Interpolation Method<For a description of this function, see page 1-18>Relevant KeysACTION DELAYX - YMEN

8-4IM 701610-01EOutside the Interpolation AreaIf interpolation is set to Sine, Line, or Pulse the instrument draws lines between pointsthat are aligne

8-5IM 701610-01EDisplay88.3 Changing the Graticule<For a description of this function, see page 1-17>Relevant KeysACTION DELAYX - YMENU MENUPHAS

8-6IM 701610-01E8.4 Turning Display of the Scaling Value ON/OFF<For a description of this function, see page 1-17>Relevant KeysACTION DELAYX - Y

8-7IM 701610-01EDisplay88.5 Setting the Waveform Labels<For a description of this function, see page 1-18>Relevant KeysACTION DELAYX - YMENU MEN

1-1IM 701610-01EFunctions11.1 Block DiagramSystem ConfigurationSignal inputObject to be measuredComputerUSB printerPrinterFloppy disk, Zip disk, or PC

8-8IM 701610-01ETurning ON/OFF the Waveform Label4. Press DISPLAY.5. Press the Trace Label soft key to select ON or OFF.LabelExplanationLabel Display

8-9IM 701610-01EDisplay88.6 Accumulated Waveform Display<For a description of this function, see page 1-16>Relevant KeysACTION DELAYX - YMENU ME

8-10IM 701610-01EExplanationDuring normal operation, the display is updated every time the trigger is activatedmaking it difficult to capture transien

8-11IM 701610-01EDisplay88.7 Turning the Translucent Mode ON/OFFRelevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRIGGERTRIG DHELP

8-12IM 701610-01E8.8 X-Y Waveform Display<For a description of this function, see page 1-19>Relevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHO

8-13IM 701610-01EDisplay8ExplanationAssigning X (Horizontal) and Y (Vertical) Axes: SourceThe channels that can be assigned to the X and Y axes are as

8-14IM 701610-01E8.9 Zooming the Waveform<For a description of this function, see page 1-19>Relevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHO

8-15IM 701610-01EDisplay8Changing the Range of the Automated Measurement of Waveform Parameters8. Press the Fit Meas Rng to Z1 or Fit Meas Rng to Z2 s

8-16IM 701610-01EChanging the Range of the Automated Measurement of Waveform Parameters: FitMeas Rng to Z1/Fit Meas Rng to Z2Sets the range of the aut

8-17IM 701610-01EDisplay88.10 Search Data Using Search and Zoom Function<For a description of this function, see page 1-26>Relevant KeysACTION D

1-2IM 701610-01ESignal FlowThe signals to be measured enter at the input terminals and pass first to the attenuator(ATT) and preamplifier. Adjusted v

8-18IM 701610-01E• Setting the Source6. Turn the jog shuttle to move the cursor to the channel to be searched and pressSELECT. (CH3, CH4, and Math2 ar

8-19IM 701610-01EDisplay8Changing the Zoom Rate and Position17. As in the zoomed waveform, you can change the zoom rate of Z1 and Z2 bypressing the Z1

8-20IM 701610-01E• Setting the Clock CH6. Turn the jog shuttle to move the cursor to the clock channel and press SELECT. Ifyou selected CH1 to CH4 (o

8-21IM 701610-01EDisplay8• Setting the Source11. Turn the jog shuttle to move the cursor to the channel to be searched and pressSELECT. (CH3, CH4, and

8-22IM 701610-01EDisplaying the Previous Search Results22. Press the Searched Pattern soft key.23. Turn the jog shuttle to select the number of the se

8-23IM 701610-01EDisplay8• Setting the Clock CH6. Move the cursor over to the clock channel with the jog shuttle, then press SELECT.When selecting CH1

8-24IM 701610-01ESetting the Display Position for the Search Results (When Zoom Mode is Z1&Z2 orMain&Z1&Z2)15. Press the Results Window so

8-25IM 701610-01EDisplay8• Setting the Type6. Use the jog shuttle to choose either Pulse < T, Pulse > T, T1 < PLS < T2,T1 < PLS < T2

8-26IM 701610-01ESetting the Search Results Display Position (When Zoom Mode is Z1&Z2 orMain&Z1&Z2)14. Press the Result Window soft key to

8-27IM 701610-01EDisplay8When Performing an Auto Scroll Search1. Press SHIFT to activate the shift mode.2. Press ZOOM.Selecting the Search Method (Typ

Product RegistrationThank you for purchasing YOKOGAWA products.YOKOGAWA provides registered users with a variety of information and services.Please al

1-3IM 701610-01EFunctions11.2 Setting the Vertical and Horizontal AxesTime Axis <Sections 5.11 and 5.12>Selection of the TimebaseWith the defaul

8-28IM 701610-01EExplanationWhen the data acquisition is stopped, a section of the waveform can be searched anddisplayed expanded.Search Method: TypeT

8-29IM 701610-01EDisplay8When CH1 to CH4 (or CH1 to CH2 for the DL1620) is Set as the Clock ChannelLevel: Set the level used to determine the rising o

8-30IM 701610-01E• When the Type is Pulse WidthType: Select the relationship between the specified time and the measuredwaveform.Pulse < T: Detects

8-31IM 701610-01EDisplay8Precautions to be Taken when Searching• Searching is not possible while the data acquisition is in progress.• Searching is no

8-32IM 701610-01ESearch Start Point when Using a Serial Pattern SearchThe search start point is as follows when Clock CH is set to None.On the screen,

8-33IM 701610-01EDisplay8Display Position for Pulse Width SearchesThe position of the waveform displayed in the zoom screen will change in the followi

9-1IM 701610-01EWaveform Analysis99.1 Measuring Waveforms Using Cursors<For a description of this function, see page 1-21>Relevant KeysACTION DE

9-2IM 701610-01EMoving the Cursor6. Press the Cursor1/Cursor2 soft key to set the jog shuttle control to Cursor1.7. Turn the jog shuttle to move Curso

9-3IM 701610-01EWaveform Analysis9For Marker Cursors (When Not Displaying the X-Y Waveform)Selecting the MarkerSee steps 1-3 to set the Type to Marker

9-4IM 701610-01EFor Angle (Degree) Cursors (When Not Displaying the X-Y Waveform)Selecting the Waveform to be MeasuredSee steps 1-3 to set the Type to

1-4IM 701610-01ERelationship between the Time Axis Setting, Sample Rate and Record LengthChanging the time axis causes corresponding changes in the sa

9-5IM 701610-01EWaveform Analysis9For H&V Cursors (When Not Displaying the X-Y Waveform)Selecting the Waveform to be MeasuredSee steps 1-3 to set

9-6IM 701610-01EMeasuring Historical Data with the V Cursors (Vertical History)Selecting the Target WaveformSee steps 1-3 to set the Type to Vertical

9-7IM 701610-01EWaveform Analysis9Cursor Jump (for V-Cursor, Marker Cursor, Angle Cursor and Vertical History Cursor:Only when Not Displaying the X-Y

9-8IM 701610-01EFor H (Horizontal) Cursors (When Displaying the X-Y Waveform)Selecting the waveform to be measuredSee steps 1-3 to set the Type to Hor

9-9IM 701610-01EWaveform Analysis97. Move Cursor2 in a similar fashion.Cursor1Cursor2If the jog shuttle control is set to both Cursor1 and Cursor2, bo

9-10IM 701610-01EFor H&V Cursors (When Displaying the X-Y Waveform)Selecting the waveform to be measuredSee steps 1-3 to set the Type to H&V.4

9-11IM 701610-01EWaveform Analysis9• Marker CursorsMove the cursor on the waveform data and measure the waveform data values.M1 (Marker 1) to M4 (Mark

9-12IM 701610-01E9.1 Measuring Waveforms Using CursorsCursor types and Measurement Items: Type (When Displaying the X-Y Waveform)•H (Horizontal) Curso

9-13IM 701610-01EWaveform Analysis9Cursor Jump (When Not Displaying the X-Y Waveform)You can make Marker cursors, V cursors, angle cursors, and vertic

9-14IM 701610-01E9.2 Automated Measurement of WaveformParameters<For a description of this function, see page 1-22>Relevant KeysACTION DELAYX -

1-5IM 701610-01EFunctions1Vertical Sensitivity <Section 5.8>The V/div (vertical sensitivity) setting is used to adjust the amplitude of the disp

9-15IM 701610-01EWaveform Analysis9Setting the Delay (Delay Setup)9. Pressing the Delay Setup soft key displays the delay setting menu and themeasurem

9-16IM 701610-01E22. Turn the jog shuttle to move the cursor to Polarity under Reference.23. Press SELECT to select whether to make the rising () or t

9-17IM 701610-01EWaveform Analysis99.2 Automated Measurement of Waveform ParametersExplanationThis function allows automated measurement of various pa

9-18IM 701610-01E9.2 Automated Measurement of Waveform ParametersMeasurement Parameters: ItemsYou can select among the 26 types of measurement paramet

9-19IM 701610-01EWaveform Analysis99.2 Automated Measurement of Waveform ParametersBurst1 WidthDistal Line (90%)Proximal Line (10%)Measurement Range

9-20IM 701610-01E9.2 Automated Measurement of Waveform Parameters• The parameter name when the measured value is displayed is (Dly).NoteIf the Mode is

9-21IM 701610-01EWaveform Analysis99.3 Statistical Processing<For a description of this function, see page 1-22>Relevant KeysACTION DELAYX - YME

9-22IM 701610-01E8. Repeat steps 5 to 7 as necessary.The setting of other parameters is the same as that of normal automated measurements(See section

9-23IM 701610-01EWaveform Analysis910. Press the soft key corresponding to the source channel for the period. (CH3, CH4,and Math2 are not displayed o

9-24IM 701610-01EStatistical Processing with History Data1. Press MEASURE.2. Press the Mode soft key to display the automatic measurement mode selecti

1-6IM 701610-01EOffset Voltage <Section 5.5>When observing a voltage riding on top of a predetermined voltage, an offset voltage canbe applied t

9-25IM 701610-01EWaveform Analysis99.3 Statistical Processing9. Press the Measure Exec soft key to execute the statistical processing. Press thekey a

9-26IM 701610-01E9.3 Statistical ProcessingThe following three methods of statistical processing are available:• Normal Statistical Processing (Statis

9-27IM 701610-01EWaveform Analysis9Target WaveformsCH1 to CH4, Math1, Math (CH1, CH2, and Math1 for the DL1620).Automated Measurement Parameters for S

9-28IM 701610-01E9.4 Performing Automated Measurements ofWaveform Parameters on Dual Areas<For a description of this function, see page 1-23>Rel

9-29IM 701610-01EWaveform Analysis96. Press the Item Setup soft key to display the waveform parameter dialog box.7. Turn the jog shuttle to move the c

9-30IM 701610-01E14. To set User2 through User4, repeat steps 7 through 13 as necessary.Setting the Measurement Range15. Press ESC.16. To set the meas

9-31IM 701610-01EWaveform Analysis9Selecting the Target Waveform of Distal, Mesial, and Proximal Points22. Press ESC.23. Press the Next 1/2 soft key t

9-32IM 701610-01E9.4 Performing Automated Measurements of Waveform Parameters on Dual AreasExplanationYou can perform automated measurement of various

9-33IM 701610-01EWaveform Analysis99.4 Performing Automated Measurements of Waveform Parameters on Dual AreasSetting the Measurement Range: T-RangeSet

9-34IM 701610-01E9.4 Performing Automated Measurements of Waveform Parameters on Dual AreasPrecautions to be Taken when Performing Automated Measureme

1-7IM 701610-01EFunctions1Probe Attenuation <Section 5.4>A probe is usually used to connect the circuit to be measured to an input terminal. Us

9-35IM 701610-01EWaveform Analysis99.5 Adding, Subtracting, and MultiplyingWaveforms<For a description of this function, see page 1-24>Relevant

9-36IM 701610-01EScaling7. Turn the jog shuttle to move the cursor to Scale.8. Press SELECT to select Auto or Manual. If you select Auto, go to step

9-37IM 701610-01EWaveform Analysis9ExplanationAddition, subtraction, and multiplication can be performed between the followingchannels.Math1: CH1 + C

9-38IM 701610-01E9.6 Displaying the Power Spectrum<For a description of this function, see page 1-25>Relevant KeysACTION DELAYX - YMENU MENUPHAS

9-39IM 701610-01EWaveform Analysis9Selecting the Channel on which to Perform Computation7. Turn the jog shuttle to move the cursor to Source.8. Pressi

9-40IM 701610-01ESetting the Number of FFT Points20. Turn the jog shuttle to move the cursor to FFT Points.21. Pressing SELECT displays a menu used to

9-41IM 701610-01EWaveform Analysis9Entering Labels29. Press the M1 Label soft key to display the keyboard. See section 8.5, “Setting theWaveform Labe

9-42IM 701610-01E9.7 SmoothingRelevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRIGGERTRIG DHELPESCSELECTRESETSIMPLEMODE POSITIONM

9-43IM 701610-01EWaveform Analysis9NoteIf an operator other than Through is selected, the computation is performed on the smoothedvalue.Smoothing4. Tu

9-44IM 701610-01E9.8 Phase-Shifted Display<For a discription of this function, see page 1-24>Relevant KeysACTION DELAYX - YMENU MENUPHASESEARCHH

1-8IM 701610-01E1.3 Setting a TriggerTrigger Type <Chapter 6>There are two principal trigger types which you can use with the instrument.Simple

9-45IM 701610-01EWaveform Analysis99.9 GO/NO-GO Determination Using theMeasurement of Waveform Parameters<For a description of this function, see p

9-46IM 701610-01E6. Press SELECT to select ON or OFF. If OFF is selected, Param1 will be excludedfrom the determination criteria.7. Turn the jog shut

9-47IM 701610-01EWaveform Analysis9Setting the Logic20. Turn the jog shuttle to move the cursor to Logic.21. Press SELECT to select AND or OR.Setting

9-48IM 701610-01ESetting the LogicAND: Executes the Action when all parameter conditions (1 to 4 types) are met.OR: Executes the Action when any one o

9-49IM 701610-01EWaveform Analysis99.10 GO/NO-GO Determination Using Zones<For a discription of this function, see page 1-33>Relevant KeysACTION

9-50IM 701610-01EEditing All Zones7. When Edit is set to something other than Whole, press the Edit and select Whole.8. Press the Upper/Lower or Left/

9-51IM 701610-01EWaveform Analysis9Editing Existing ZonesEdit zones that have been previously created.23. In step 5, press the Redraw soft key.24. Rep

9-52IM 701610-01ESetting the ACQ Count37. Use the jog shuttle to move the cursor to ACQ Count.38. Press SELECT to display the waveform acquisition cou

9-53IM 701610-01EWaveform Analysis9Setting LogicAND: When all parameter conditions 1 - 6(1 - 4 for the DL1620) are met, GO/NO-GOAction is performedOR:

9-54IM 701610-01E9.11 Using the GO/NO-GO Signal Output FunctionOutput SignalNO-GO OUT SignalThe output signal level (TTL level) changes from high(H) t

1-9IM 701610-01EFunctions1A Delay B Trigger (Enhanced Trigger) → Section 6.9This function activates a trigger the first time condition B becomes true

9-55IM 701610-01EWaveform Analysis9Connecting to Another InstrumentCAUTION• Never apply an external voltage to the NO-GO OUT and GO OUTterminals, othe

10-1IM 701610-01EOutput of Screen Image Data1010.1 Loading the Paper Roll into the Built-in Printer(Option)Printer Roll ChartUse only YOKOGAWA roll ch

10-2IM 701610-01EOperating ProcedurePrinter CoverHandlePUSH OPEN ButtonPress the PUSH OPEN button, and lift thehandle on the right of the printer cove

10-3IM 701610-01EOutput of Screen Image Data1010.2 Outputting Screen Image Data to the Built-inPrinter (Option)Relevant KeysACTION DELAYX - YMENU MENU

10-4IM 701610-01ESetting the Output Range (When the Output Format is Set to Long)11. If you selected Long in step 5, set the output range.Press the T-

10-5IM 701610-01EOutput of Screen Image Data10ExplanationOutput FormatIn addition to normal size, long copy is possible in which the time axis of the

10-6IM 701610-01E10.3 Outputting Screen Image Data to a USB Printer(Option)Relevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRIGGER

10-7IM 701610-01EOutput of Screen Image Data10Selecting the Printer5. Press SHIFT to activate shift mode. Functions marked in purple on the panelbeco

10-8IM 701610-01EExplanationOn the DL1620/DL1640/DL1640L, you can print the screen image data to a USB printervia the USB interface. You can also pri

10-9IM 701610-01EOutput of Screen Image Data10Connection ProcedureWhen connecting a USB printer, directly connect the keyboard to the DL1620/DL1640/DL

1-10IM 701610-01EThe description of the figure above is as follows.If CH1 = H, CH2 = L, CH3 = X, CH4 = X, Condition = True, Time = 350 ns: (The DL1620

10-10IM 701610-01E10.4 Storing Screen Image Data to the ExternalStorage MediumRelevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRIG

10-11IM 701610-01EOutput of Screen Image Data10Setting the Storing Destination9. Pressing the File List soft key displays the output destination setti

10-12IM 701610-01ESelecting the File Name13. Pressing the File Name soft key displays the file name setting menu.14. Turn the jog shuttle to move the

10-13IM 701610-01EOutput of Screen Image Data10ExplanationThe screen image can be stored to storage medium (a floppy disk, a Zip disk, PC card,network

10-14IM 701610-01ENotes when Saving the File• The maximum number of files that can be saved using the auto naming function is2400.• The maximum number

11-1IM 701610-01ESaving and Loading Data to and from the Storage Medium1111.1 Floppy DisksFloppy Disks that can be UsedThe following types of 3.5 inch

11-2IM 701610-01E11.2 Zip DisksZip Disks that can be UsedThe following types can be used. You can format the zip disk on the DL1620/DL1640/DL1640L.Si

11-3IM 701610-01ESaving and Loading Data to and from the Storage Medium1111.2 Zip DisksCAUTION• Removing the Zip disk while the access indicator is ON

11-4IM 701610-01E11.3 PC CardPC Cards that can be UsedThe instrument supports flash ATA cards (PC card TYPE II) and compact flash (usingthe PC card TY

11-5IM 701610-01ESaving and Loading Data to and from the Storage Medium1111.4 Connecting USB Storage to the USB PERIPHERALInterfaceSpecifications of t

1-11IM 701610-01EFunctions1Trigger Mode <Section 6.1>Conditions for updating displayed waveforms are set. The following five types of triggermo

11-6IM 701610-01ECAUTION• Do not remove the USB storage device or turn the power to theinstrument OFF while the device is being accessed. Doing so ca

11-7IM 701610-01ESaving and Loading Data to and from the Storage Medium1111.5 Formatting the Storage MediumCAUTION• Never remove the medium or turn OF

11-8IM 701610-01E5. Turn the jog shuttle to select the medium to be formatted.If there are no external USB storage devices that are detected and only

11-9IM 701610-01ESaving and Loading Data to and from the Storage Medium11• Formatting the Internal Flash Memory6. Press the Format soft key to display

11-10IM 701610-01EFormatting a Zip DiskIf you are using a new Zip disk, you need to format it. The format for 250 MB and 100MB disks is as follows:FD

11-11IM 701610-01ESaving and Loading Data to and from the Storage Medium1111.6 Saving/Loading Waveform DataCAUTIONNever remove the medium or turn OFF

11-12IM 701610-01ESelecting the Waveform to be Saved.6. Pressing the Save soft key displays the save setting menu.7. Pressing the Trace soft key displ

11-13IM 701610-01ESaving and Loading Data to and from the Storage Medium11Selecting the Destination Directory(Use this only when there are directories

11-14IM 701610-01E11.6 Saving/Loading Waveform DataLoading the Waveform DataSet the data type to Binary. For the procedures, see steps 4 and 5 in the

11-15IM 701610-01ESaving and Loading Data to and from the Storage Medium1111.6 Saving/Loading Waveform DataExplanationSelecting the Data Type, File Ex

1-12IM 701610-01EHF Rejection <Sections 6.5, and 6.8 to 6.13>Set HF rejection to ON when you want to remove high frequencies exceeding 15 kHzfro

11-16IM 701610-01E11.6 Saving/Loading Waveform DataSelecting the Range of the Waveform to be SavedSelect the range (region) of the waveform from the f

11-17IM 701610-01ESaving and Loading Data to and from the Storage Medium1111.6 Saving/Loading Waveform DataUnloadIf the loaded waveform is being displ

11-18IM 701610-01E11.7 Saving/Loading Setup DataCAUTIONNever remove the medium or turn OFF the power while the accessindicator or storage medium icon

11-19IM 701610-01ESaving and Loading Data to and from the Storage Medium116. Turn the jog shuttle to select the save destination medium (displayed wit

11-20IM 701610-01ESaving the File20. Press the Save Exec soft key to save the file to the directory indicated inPath=___. The name of the Save Exec s

11-21IM 701610-01ESaving and Loading Data to and from the Storage Medium1111.7 Saving/Loading Setup Data• Display Example of Storage MediumFlash_Mem :

11-22IM 701610-01ENote• If a key other than the Abort key is pressed during saving or loading, an error occurs.• You cannot save or load while the dat

11-23IM 701610-01ESaving and Loading Data to and from the Storage Medium1111.8 Saving/Loading Snapshot WaveformsCAUTIONNever remove the medium or turn

11-24IM 701610-01E11.8 Saving/Loading Snapshot WaveformsSaving the File4. Press the Save Exec soft key to save the file to the directory indicated inP

11-25IM 701610-01ESaving and Loading Data to and from the Storage Medium11Loading the File8. Press the Load Exec soft key to load the file from the di

iIM 701610-01EForewordThank you for purchasing the DL1620/DL1640/DL1640L Digital Oscilloscope. Thisuser’s manual contains useful information about th

1-13IM 701610-01EFunctions1Trigger Delay <Section 6.2>Normally, the waveform around the trigger point is displayed. However the trigger delayfu

11-26IM 701610-01EExplanationYou can take snap shots of the waveform and save the image to the file. You can alsoload the snapshot waveform.Data Size

11-27IM 701610-01ESaving and Loading Data to and from the Storage Medium1111.9 Saving the Results of the AutomatedMeasurement of Waveform ParametersCA

11-28IM 701610-01E11.9 Saving the Results of the Automated Measurement of Waveform ParametersSaving the File4. Press the Save Exec soft key to save th

11-29IM 701610-01ESaving and Loading Data to and from the Storage Medium11File ExtensionThe file extension is .CSV.The selection of the medium and dir

11-30IM 701610-01E11.10 Saving the Cursor Measurement ValuesCAUTIONNever remove the medium or turn OFF the power while the accessindicator or storage

11-31IM 701610-01ESaving and Loading Data to and from the Storage Medium11Saving the File4. Press the Save Exec soft key to save the file to the direc

11-32IM 701610-01EData SizeData size = Number of measurement items × 15 × number of history waveformsFile ExtensionThe file extension is .CSV.The sele

11-33IM 701610-01ESaving and Loading Data to and from the Storage Medium1111.11 Changing the File Attributes, Deleting FilesCAUTIONNever remove the me

11-34IM 701610-01ENoteBy selecting a screen image data file (files with the .tif, .bmp, .ps, .jpg, or .png extensions) inthe File List window and pres

11-35IM 701610-01ESaving and Loading Data to and from the Storage Medium11Selecting All Files to be Deleted9. Turn the jog shuttle to select a file, a

1-14IM 701610-01E1.4 Setting the Acquisition and Display ConditionsRecord Length <Section 7.1>The term “record length” refers to the number of d

11-36IM 701610-01ESpecifying the File to be Displayed in the File List Dialog BoxYou can specify the type of files to display.• *. extensionDisplays o

11-37IM 701610-01ESaving and Loading Data to and from the Storage Medium1111.12 Copying FilesCAUTIONNever remove the medium or turn OFF the power whil

11-38IM 701610-01ESelecting the Source File One at a Time6. Turn the jog shuttle to select a file.NoteBy selecting a screen image data file (files wit

11-39IM 701610-01ESaving and Loading Data to and from the Storage Medium11Selecting the Copy Destination11. Press the Dest Dir soft key. The copy exe

11-40IM 701610-01EPropertiesLists the file name.extension, file size, the date it was saved, the attributes, and thecomment for the selected file.Disp

11-41IM 701610-01ESaving and Loading Data to and from the Storage Medium1111.13 Changing the Directory/File Name of theStorage Medium and Creating a D

11-42IM 701610-01EChanging the directory/file name of the recording medium (excepting Net Drive)7. Turn the jog shuttle to select directory, or file.N

11-43IM 701610-01ESaving and Loading Data to and from the Storage Medium1111.13 Changing the Directory/File Name of the Storage Medium and Creating a

11-44IM 701610-01EChanging the Directory/File Name of the storage mediumNumber and types of characters that can be usedItem Number of Characters Chara

12-1IM 701610-01ETrigger Input/Trigger Output/RGB Video Signal Output1212.1 External Trigger Input, External Clock InputCAUTIONNever apply signals tha

1-15IM 701610-01EFunctions1Acquisition Modes <Section 7.2, 7.4>When storing sampled data in the acquisition memory, it is possible to performpro

12-2IM 701610-01EExternal Clock Input Terminal[Input Terminal]EXT CLOCK IN<40Vpk 1MΩEXT TRIG IN<40Vpk 1MΩ1MΩ/28PFDL1620Front PanelDL1640/DL1640

12-3IM 701610-01ETrigger Input/Trigger Output/RGB Video Signal Output1212.2 Trigger Output (TRIG OUT)CAUTIONNever apply an external voltage to the TRI

12-4IM 701610-01ELow Level/High Level Hold TimeHLTrigger Output (Post-Trigger Time + Internal Process Time)Trigger OccurrenceTrigger OccurrencePre-Tr

12-5IM 701610-01ETrigger Input/Trigger Output/RGB Video Signal Output1212.3 RGB Video Signal Output (RGB VIDEO OUT)CAUTION• When making a connection,

12-6IM 701610-01EConnecting the Monitor1. Turn OFF the DL1620/DL1640/DL1640L and the monitor.2. Connect the monitor to the DL1620/DL1640/DL1640L using

12-7IM 701610-01ETrigger Input/Trigger Output/RGB Video Signal Output1212.4 Using the CH1 OUT SignalOutput Specifications for the CH1 OUT SignalConnec

13-1IM 701610-01EEthernet Interface (Option)1313.1Connecting the DL1620/DL1640/DL1640L to a PersonalComputer/Workstation through an Ethernet Interface

13-2IM 701610-01EConnection MethodWhen Connecting to a Network PC or Workstation1. Turn OFF the power to the instrument.2. Connect one side of the UTP

13-3IM 701610-01EEthernet Interface (Option)1313.2 Configuring the Ethernet Interface (TCP/IP)Relevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZO

13-4IM 701610-01ESetting the Subnet MaskSet the subnet mask if you turned DHCP OFF in step 4.7. Move the cursor to the Net Mask field using the jog sh

1-16IM 701610-01ESequential Store <Section 7.3>In the real-time sampling mode, waveform data will be stored in the acquisition memoryonly a set

13-5IM 701610-01EEthernet Interface (Option)1319. In the same manner, set the secondary DNS server in the DNS Server 2 field.20. Move the cursor to Do

13-6IM 701610-01EDHCP (Dynamic Host Configuration Protocol)DCHP is a protocol that allocates necessary setting information to all PCs connected tothe

13-7IM 701610-01EEthernet Interface (Option)13Parameter Value NoteIP Address Example: 192.168.21.128 IP address for the PCSubnet Mask Example: 255.255

13-8IM 701610-01E13.3 Saving and Loading Waveform and SettingData to and from a Network Drive (FTP ClientFunction)<For a description of this functi

13-9IM 701610-01EEthernet Interface (Option)138. Enter a password of 15 characters or less for the login name. If the login name isanonymous, you don

13-10IM 701610-01ENote• You must run FTP server software on PCs and workstations that will be connected to thenetwork. Also, please note the followin

13-11IM 701610-01EEthernet Interface (Option)1313.4 Saving Screen Image Data to a Network Drive(FTP Client Function)<For a description of this func

13-12IM 701610-01E8. Enter the password of 15 characters or less for the login name.9. Use the jog shuttle to move the cursor to Timeout, then press S

13-13IM 701610-01EEthernet Interface (Option)13Note• You must run FTP server software on PCs and workstations that will be connected to thenetwork. A

13-14IM 701610-01E13.5 Sending Screen Image Data to a NetworkPrinter (LPR Client Function)<For a description of this function, see page 1-30>Rel

1-17IM 701610-01EFunctions1History Memory <Section 7.6>The oscilloscope automatically retains the last N waveforms recorded. The value of Nvari

13-15IM 701610-01EEthernet Interface (Option)139. Press the Copy to soft key to select Net Print.10. For the remaining procedures, please see 10.3, “O

13-16IM 701610-01E13.6 Using the Mail Function (Fixed Interval)<For a description of this function, see page 1-31>Relevant KeysACTION DELAYX - Y

13-17IM 701610-01EEthernet Interface (Option)1312. Move the cursor to Mail Base Time using the jog shuttle, then press SELECT todisplay the keyboard.1

13-18IM 701610-01EData Sent from the DL1620/DL1640/DL1640LThe following four items are sent.• Acquisition statusStart/Stop, trigger status, acquisitio

13-19IM 701610-01EEthernet Interface (Option)1313.7 Using the Mail Function (Action Mail Function)<For a description of this function, see page 1-3

13-20IM 701610-01E6. Use the jog shuttle to move the cursor to Action, and select Send Mail.7. Select Mail Count to set a limit for the number of mail

13-21IM 701610-01EEthernet Interface (Option)1313.8 Accessing DL1620/DL1640/DL1640L Drivesfrom a Network Drive (FTP Server Function)<For a descript

13-22IM 701610-01EExecuting the FTP Client Software10. Execute the FTP client software from a personal computer or workstation. Performfile operation

13-23IM 701610-01EEthernet Interface (Option)1313.9 Viewing the Ethernet Interface Option and MACAddressRelevant KeysACTION DELAYX - YMENU MENUPHASESE

13-24IM 701610-01E13.10 Setting the FTP Passive Mode and LPR/SMTPTimeoutRelevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRIGGERTRI

1-18IM 701610-01EWaveform Labels → Section 8.5You can assign an arbitrary label (up to 8 characters) to each waveform.Waveform LabelTrigger MarkScale

13-25IM 701610-01EEthernet Interface (Option)1313.10 Setting the FTP Passive Mode and LPR/SMTP TimeoutExplanationEnters special settings related to th

13-26IM 701610-01E13.11 Setting the Time Difference from the GMT(Greenwich Mean Time) and SNTPRelevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZO

13-27IM 701610-01EEthernet Interface (Option)13ExplanationSet the time difference from the GMT (Greenwich Mean Time). Make sure that you setthis valu

13-28IM 701610-01E13.12 Using the Web Server FunctionYou can use the Web server function with the DL1620/DL1640/DL1640L to display thescreen image of

13-29IM 701610-01EEthernet Interface (Option)13Operating EnvironmentComputer EnvironmentComputerComputer running Microsoft Windows 98 Second Edition,

13-30IM 701610-01EDL1620/DL1640/DL1640L EnvironmentConnection to the NetworkConnect the DL1620/DL1640/DL1640L to the network using the Ethernet. For

13-31IM 701610-01EEthernet Interface (Option)13Preparations for Using the Web Server FunctionConnecting the Computer and the DL1620/DL1640/DL1640L to

13-32IM 701610-01EPreparations on the Computer1. Start your computer and log on to the system.If the computer is running Windows NT, Windows 2000, or

13-33IM 701610-01EEthernet Interface (Option)13Installing Files Required for the Web Browser• Using the DL1620/DL1640/DL1640L and the Computer While C

13-34IM 701610-01E• Using the DL1620/DL1640/DL1640L without Connecting to the InternetIf Msvbvm60.dll, cmdlgjp.dll, and comdlg32.ocx are not install

1-19IM 701610-01EFunctions1X-Y Waveform Display <Section 8.8>This feature plots the voltage values of one input waveform (on the X axis) against

13-35IM 701610-01EEthernet Interface (Option)1312. Click Custom Level. The Security Settings dialog box opens.13. Adjust the security settings accord

13-36IM 701610-01EUsing the Web Server FunctionUsing the FTP Server Function (with the Web Browser)Before using this function, make sure that the comm

13-37IM 701610-01EEthernet Interface (Option)13Capturing DataBefore using this function, make sure that the communication interface of the DL1620/DL16

13-38IM 701610-01EDisplaying and Saving the Screen Image (Image Control)The screen image of the DL1620/DL1640/DL1640L can be displayed on the computer

13-39IM 701610-01EEthernet Interface (Option)13Saving Data on the Computer and Loading Setup Data from the Computer to theDL1620/DL1640/DL1640L (Data

13-40IM 701610-01ENote• Depending on the operating condition of the DL1620/DL1640/DL1640L (such as whenmeasurements are in progress), it may not be po

13-41IM 701610-01EEthernet Interface (Option)13• Selecting the Waveforms to Be Saved (File)Selecting the Target Waveforms (Trace)From the Trace list,

13-42IM 701610-01EDisplaying the Measurement Trend of Waveform ParametersBefore using this function, make sure that the communication interface of the

13-43IM 701610-01EEthernet Interface (Option)13Setting the Trend Display Conditions• Selecting the Waveform Parameter to Be Displayed (Graph 1 and Gra

13-44IM 701610-01EMeasurement RangeYou can set the range on the time axis to measure the waveform parameter.Range1 and Range2 are the start and end po

1-20IM 701610-01EIf you display the “main” area (normal waveform display) together with one or both zoomwindows, the main area will include vertical l

13-45IM 701610-01EEthernet Interface (Option)13Display Example of Measurement Values, Trend Graphs, and StatisticsNewest measurement valueNewest measu

13-46IM 701610-01EUsing Control ScriptsBefore using this function, make sure that the communication interface of the DL1620/DL1640/DL1640L is set to N

13-47IM 701610-01EEthernet Interface (Option)13Sending Commands (*Command IEEE 488.2)• Entering Transmission CommandsEnter commands in the transmissio

13-48IM 701610-01EDisplaying the LogBefore using this function, make sure that the communication interface of the DL1620/DL1640/DL1640L is set to Netw

13-49IM 701610-01EEthernet Interface (Option)13Log Display ExampleThe following figure shows an example of GO/NO-GO determination log.Displays Executi

13-50IM 701610-01EDisplaying the DL1620/DL1640/DL1640L InformationBefore using this function, make sure that the communication interface of the DL1620

13-51IM 701610-01EEthernet Interface (Option)13Viewing the Link DestinationBefore using this function, make sure that the communication interface of t

13-52IM 701610-01E13.13 Using the Instrument as a Windows NetworkDrive (Version 1.13 or Later)You can set up the internal memory or external storage m

13-53IM 701610-01EEthernet Interface (Option)13ExplanationNetwork DriveWhen the instrument is registered as a network drive, the DL1620/DL1640/DL1640L

14-1IM 701610-01EOther Operations1414.1 Setting the Screen Color and BrightnessRelevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRI

1-21IM 701610-01EFunctions11.5 Analyzing the WaveformLinear Scaling <Section 5.10>It is possible to append a scaling constant A, an offset value

14-2IM 701610-01E7. Turn the jog shuttle to move the cursor to the desired item.8. Pressing SELECT displays the color setting menu.9. Turn the jog shu

14-3IM 701610-01EOther Operations14ExplanationScreen ColorYou can set arbitrary colors for the following items. The colors are set using R (red), G(g

14-4IM 701610-01E14.2 Changing the Menu/Message Language andClick SoundRelevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRIGGERTRIG

14-5IM 701610-01EOther Operations14NoteThe combinations of menu and message languages that can be set are as shown in the tablebelow.Menu LanguageChin

14-6IM 701610-01E14.3 Turning OFF the Backlight and Setting theBrightness of the BacklightRelevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTAL

14-7IM 701610-01EOther Operations14ExplanationTurning ON/OFF the backlight (LCD OFF)Turns ON/OFF the LCD backlight. If a key is pressed when the back

14-8IM 701610-01E14.4 Canceling the Offset VoltageRelevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRIGGERTRIG DHELPESCSELECTRESET

14-9IM 701610-01EOther Operations1414.5 Changing the USB Keyboard Language/Confirming the Type of Keyboard that isConnected(Option)Relevant KeysACTION

14-10IM 701610-01EExplanationThe USB keyboard that can be used depends on the language (English or Japanese)selected.A 104 USB keyboard (English) or a

15-1IM 701610-01ETroubleshooting, Maintenance and Inspection1515.1 TroubleshootingTroubleshootingFor corrective actions when a message appears on the

1-22IM 701610-01EAutomated Measurements <Section 9.2 to 9.4>Automatic Measurement of Waveform Parameters → Section 9.2This feature automatically

15-2IM 701610-01E15.2 Messages and Corrective ActionsError MessagesIf an error occurs during operation, an error code may appear on the screen. Thiss

15-3IM 701610-01ETroubleshooting, Maintenance and Inspection15Error in Execution (600 to 879)Code Message Corrective Action Reference Section601 Inval

15-4IM 701610-01ECode Message Corrective Action Reference Section700 Illegal printer head position. Set the release arm to the “HOLD” position. 10.170

15-5IM 701610-01ETroubleshooting, Maintenance and Inspection15Code Message Corrective Action Reference Section776 The File item is inappropriate. Sele

15-6IM 701610-01ECode Message Corrective Action Reference Section920 Cannot set the acquisition mode to Average Change the acquisition mode or the tri

15-7IM 701610-01ETroubleshooting, Maintenance and Inspection15System Operation Errors (960 to 968, 972 to 981)Code Message Corrective Action Reference

15-8IM 701610-01E15.3 Self-Diagnostic Test (Self Test)Relevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRIGGERTRIG DHELPESCSELECTR

15-9IM 701610-01ETroubleshooting, Maintenance and Inspection15Executing the Key Test7. After step 3, press the Test Item soft key to display the test

15-10IM 701610-01EExplanationMemory TestThis test checks the internal ROM. The ROM is functioning correctly, if Pass isdisplayed. If Failed is displ

15-11IM 701610-01ETroubleshooting, Maintenance and Inspection1515.4 Checking the System ConditionRelevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHOR

ii IM 701610-01ETrademarks• Internet Explorer, Microsoft, MS-DOS, Windows, Windows NT, Windows Me, andWindows XP are either registered trademarks or t

1-23IM 701610-01EFunctions1• Statistical Processing for Each PeriodDivides the displayed waveform using a period that is automatically calculated andp

15-12IM 701610-01E15.5 Resetting the Circuit Breaker (DC Power SupplyModel)Circuit Breaker PositionA protective circuit breaker is installed on the re

15-13IM 701610-01ETroubleshooting, Maintenance and Inspection1515.6 Recommended Replacement PartsThe three-year warranty applies only to the main unit

16-1IM 701610-01ESpecifications1616.1 Input SectionItem SpecificationsNumber of Input Channels 4 (CH1 to CH4), or 2 (CH1 to CH2) for the DL1620Input C

16-2IM 701610-01E16.2 Trigger SectionItem SpecificationsTrigger Mode Auto, Auto Level, Normal, Single, Single(N)Trigger Source CH1 to CH4 (or CH1 to C

16-3IM 701610-01ESpecifications16Item SpecificationsTrigger Type Edge : Activate the trigger on the edge of a single trigger source.A → B(N) : Trigger

16-4IM 701610-01E16.3 Time AxisItem SpecificationsTime Axis Range DL1620/DL16402 ns/div to 800 s/div (record length is 8 Mwords)2 ns/div to 500 s/div

16-5IM 701610-01ESpecifications16Item SpecificationsGraticule Select from three graticule types.Auxiliary Display Items Select display or nondisplay o

16-6IM 701610-01EScreen Data OutputItem SpecificationsBuilt-in Printer (Option) Outputs hard copy of screen.External Printer Print the screen image to

16-7IM 701610-01ESpecifications1616.7 StorageBuilt-in Storage• Floppy Disk DriveItem SpecificationsNo. of Drives 1Drive Size 3.5 inchesCapacity 720 KB

16-8IM 701610-01E16.9 Auxiliary Input/Output SectionExternal Trigger Input*1Item SpecificationsConnector Type BNCInput Bandwidth External Trigger Inpu

1-24IM 701610-01EWaveform Math <Chapter 9>Addition, Subtraction, and Multiplication → Section 9.5Addition, subtraction, and multiplication can b

16-9IM 701610-01ESpecifications1616.10 Computer InterfaceGP-IB (Option)Item SpecificationsElectrical and Mechanical Conforms to IEEE St’d 488-1978 (JI

16-10IM 701610-01E16.11 GeneralItem SpecificationsStandard Operating Conditions Ambient Temperature : 23 ±5°CAmbient Humidity : 55 ±10% RHPower Voltag

16-11IM 701610-01ESpecifications16Item SpecificationsSafety standard Complying standard EN61010-1• Input terminal: Overvoltage category(Installation c

16-12IM 701610-01E16.12 External DimensionsDimensions: mm220265.6224292668267.8Unless othewise spceified, tolerance is ±3%.(Tolerance is always ±0.3 m

App-1IM 701610-01EAppendixAppAppendix 1 Relationship between the Time AxisSetting, Sample Rate and RecordLengthDL1620/DL1640Sample rate (S/s)––––––205

App-2IM 701610-01ESample rate (S/s)–––20501002005001k2k5k10k20k50k100k200k500k1M2M5M10M20M50M100M200M500M1G2G5G10G20G50G50G50G50GDisplayed record leng

App-3IM 701610-01EAppendixAppSample rate (S/s)20501002005001k2k5k10k20k50k100k200k500k1M2M5M10M20M50M100M200M200M200M200M200M200M200M200M200M200M50G50

App-4IM 701610-01ET/div500s200s100s50 s20 s10 s5 s2 s1 s500 ms200 ms100 ms50 ms20 ms10 ms5 ms2 ms1 ms500 µs200 µs100 µs50 µs20 µs10 µs5 µs2 µs1 µs500

App-5IM 701610-01EAppendixAppSample rate (S/s)1k1k2k2k5k5k10k10k20k20k50k50k100k100k200k200k500k500k1M1M2M2M5M5M10M10M20M20M50M50M100M100M200M200M200M

App-6IM 701610-01EDL1640LSample rate (S/s)––––––20501002005001k2k5k10k20k50k100k200k500k1M2M5M10M20M50M100M200M200M200M200M5G10G20G50GDisplayed record

1-25IM 701610-01EFunctions1Power Spectrum Display <Section 9.6>FFT (Fast Fourier Transform) computation can be performed on the input signal tod

App-7IM 701610-01EAppendixAppSample rate (S/s)–––20501002005001k2k5k10k20k50k100k200k500k1M2M5M10M20M50M100M200M500M1G2G5G10G20G50G50G50G50GDisplayed

App-8IM 701610-01ESample rate (S/s)20501002005001k2k5k10k20k50k100k200k500k1M2M5M10M20M50M100M200M200M200M200M200M200M200M200M200M200M50G50G50G50GDisp

App-9IM 701610-01EAppendixAppSample rate (S/s)2005001k2k5k10k20k50k100k200k500k1M2M5M10M20M50M100M200M200M200M200M500M1G2G5G10G20G50G50G50G50G50G50G50

App-10IM 701610-01ESample rate (S/s)5005001k2k2k5k5k10k20k20k50k50k100k200k200k500k500k1M2M2M5M5M10M20M20M50M50M100M200M200M200M200M200M200M500M1G2G5G

App-11IM 701610-01EAppendixAppSample rate (S/s)2k5k10k20k50k100k200k500k1M2M5M10M20M50M100M200M200M200M200M200M200M200M500M1G2G5G10G20G50G50G50G50G50G

App-12IM 701610-01ESample rate (S/s)–5k5k10k10k20k20k–50k50k100k100k200k200k–500k500k1M1M2M2M–5M5M10M10M20M20M–50M50M100M100M200M200M200M200M200M200M2

App-13IM 701610-01EAppendixAppAppendix 2 How to Calculate the Area of a WaveformInteg1TYTotal Area for Positive Side Only: S1+S2S1S2Integ2TYTotal Area

App-14IM 701610-01EInteg2XY(1) When Only One Y Data Corresponds to X Data13Start PointStop PointS0Area S=S0X Axis (Y=0)X Axis (Y=0)Area S= –S0Stop Po

App-15IM 701610-01EAppendixAppAppendix 3 ASCII Header File Format//YOKOGAWA ASCII FILE FORMAT$PublicInfoFormatVersion 1.11Model DL1600Endian BigDataFo

App-16IM 701610-01EAppendix 3 ASCII Header File Format$Group2TraceNumber 2BlockNumber 1TraceName MATH1 MATH2BlockSize 1002 1002VResolution 6.1035156E-

1-26IM 701610-01EData Search (History Search Function) <Sections 7.7 to 7.8>This feature can be used to search waveforms that match the specifie

App-17IM 701610-01EAppendixApp• $Publicinfo (Common Information)FormatVersion: Version No. of header file formatModel: Model nameEndian: Endian mode (

App-18IM 701610-01ECreation of an ASCII Header FileWhen waveform data (Waveform) is stored on a floppy disk or a Zip disk, the followingfiles will be

App-19IM 701610-01EAppendixAppAppendix 4 List of DefaultsMenu Key Soft Key Default SettingCH1 to 4Display ONPosition 0 divCupling DCProbe 10:1Offset 0

App-20IM 701610-01EAppendix 5 Assignment of Keys on the USBKeyboard104 Keyboard (US)KeyWhen Pressed with the Control Key When the Soft Keyboard Is Dis

App-21IM 701610-01EAppendixAppEscapeSelect Soft key1Same as leftSelect Soft key2Same as leftSelect Soft key3Same as leftSelect Soft key4Same as leftSe

App-22IM 701610-01EAppendix 5 Assignment of Keys on the USB Keyboard109 Keyboard (Japanese)KeyWhen Pressed with the Control Key When the Soft Keyboard

App-23IM 701610-01EAppendixAppEscapeSelect Soft key1Same as leftSelect Soft key2Same as leftSelect Soft key3Same as leftSelect Soft key4Same as leftSe

Index-1IM 701610-01EIndexIndexIndexSymbols Page< > keys ... 2-51 Cycl

Index-2IM 701610-01EIndexDHCP ... 13-6Differential Probe ...

Index-3IM 701610-01EIndexIndexIndexInitializing ... 4-11Input Coupling ...

1-27IM 701610-01EFunctions1Serial Pattern SearchSearches for a section of the waveform that has the same pattern as the specifiedwaveform pattern (spe

Index-4IM 701610-01EIndexPOSITION Key ... 2-3Power Connectors for the Probes ...

Index-5IM 701610-01EIndexIndexIndexT PageT/div ... 5-19TCP/IP ...

1-28IM 701610-01EHHHHLLLLLHLLHHLLCH1CH2CH3*CH4*CH2CH3*CH4*L: Low Level, H: High LevelDetects this Position andDisplays the WaveformExpanded in the Zom

1-29IM 701610-01EFunctions1Auto ScrollThe zoom box scrolls automatically in a designated direction. You can stop the zoombox while checking zoomed wa

1-30IM 701610-01E1.6 CommunicationsEthernet Interface (Option)<Chapter 13 and Communication Interface User’s Manual (IM701610-17E)>Saving and Lo

1-31IM 701610-01EFunctions1Mail Transmission (SMTP Client Function) → Sections 13.6, 13.7You can send transmissions to a given e-mail address at speci

1-32IM 701610-01E1.7 Other Useful FunctionsConnecting a USB Keyboard (Option) <Section 4.1>You can connect a USB keyboard for entering file name

iiiIM 701610-01EChecking the Contents of the PackageUnpack the box and check the contents before operating the instrument. If the wronginstrument or

1-33IM 701610-01EFunctions1Snapshot <Section 4.6>If single start is not selected, a waveform is updated at the specified intervals or isdisplaye

1-34IM 701610-01EDisplayed Data Output Functions <Chapter 10>You use these functions to print the screen image to the optional built-in printer,

2-1IM 701610-01EName and Use of Each Part22.1 Front Panel/Rear PanelFront ViewLCD ScreenGround ConnectorGround connection used for probe phase compens

2-2IM 701610-01ERear View(-DC model(701610/701620))Power Connectors for the Probes (Section 3.4, option)Provides power to YOKOGAWA differential probes

2-3IM 701610-01EName and Use of Each Part22.2 Operation Keys/Jog Shuttle/KnobsVERTICAL GroupPRESETVDIVVERTICALCH 1CH 2CH 3CH 4CH1 to CH4 Keys (Section

2-4IM 701610-01EOther MenusHELPESCSELECTRESETMATHMISCFILECLEARTRACEHISTORYMEASURESETUP DISPLAYCURSORX - YMENUCOPYIMAGE SAVEMENUPHASESHIFTGO/NO-GOACQ

2-5IM 701610-01EName and Use of Each Part2HISTORY Key (Sections 7.6 to 7.8)Displays a menu used to recall data using the history memory function.ACQ K

2-6IM 701610-01E2.3 ScreensABCDEFGHIOJKLMNA Date and TimeFor the procedures used to set the date and time, see section 3.6, “Setting the Dateand Time.

2-7IM 701610-01EName and Use of Each Part2L Probe Attenuation, V/div, Input Coupling, and Bandwidth Limit SettingsIf a signal exceeding approximately

3-1IM 701610-01EBefore Making Measurements33.1 Precautions During UseSafety PrecautionsWhen you are using this instrument, read “Safety Precautions” o

iv IM 701610-01EChecking the Contents of the PackageNO. (Instrument Number)When contacting the dealer from which you purchased your instrument, please

3-2IM 701610-01ECarrying the InstrumentBefore carring the instrument remove the power cord and other cables. Always carry theinstrument by the handle

3-3IM 701610-01EBefore Making Measurements33.2 InstallationInstallation ConditionsThe instrument must be installed in a place where the following cond

3-4IM 701610-01EAmbient Temperature and HumidityAmbient Temperature : 5 to 40°CAmbient Humidity : 20 to 80% RH (when not using the printer) 35 to 80%

3-5IM 701610-01EBefore Making Measurements33.3 Connecting the Power CordBefore Connecting the PowerMake sure that you observe the following points bef

3-6IM 701610-01EConnecting the Power Cord (with the DC Power Model (-DC Suffix Code))When using the Battery Box (Model 701680, sold separately)WARNING

3-7IM 701610-01EBefore Making Measurements3Turning ON/OFF the Power SwitchCAUTIONDo not turn the power ON or OFF when the Zip drive is installed, as t

3-8IM 701610-01EFor Accurate MeasurementTurn the power switches ON and allow the unit to warm up for at least 30 minutes.After warm-up is complete, pe

3-9IM 701610-01EBefore Making Measurements33.4 Connecting a ProbeInput TerminalsA probe (or an input cable such as a BNC cable) must be connected to o

3-10IM 701610-01E3.4 Connecting a ProbeProbeSpecifications for the probe (700960) supplied with the instrument (after calibration)Item Specifications

3-11IM 701610-01EBefore Making Measurements3When using the current probe, the number of probes that can be used is limited by thecurrent generated by

vIM 701610-01EOptional AccessoriesThe following optional accessories are available. On receiving these optionalaccessories, make sure that all the it

3-12IM 701610-01E3.5 Compensating the Probe (Phase Correction)CAUTIONNever apply an external voltage to the COMP terminal, as damage tothe instrument

3-13IM 701610-01EBefore Making Measurements3ExplanationNecessity of Phase Correction of the ProbeWhen using the oscilloscope with a probe, the probe p

3-14IM 701610-01E3.6 Setting the Date and TimeRelevant KeysACTION DELAYX - YVDIV TIME DIVMENU MENUPHASESEARCHHORIZONTALVERTICALTRIGGERTRIG DHELPESCSE

3-15IM 701610-01EBefore Making Measurements3Setting the Date and Time Using the SNTP Server (Optional, Version 1.13 or later)To obtain the time from t

4-1IM 701610-01ECommon Operations44.1 Entering Values and Character StringsEntering a ValueDirect Entry Using the Special KnobThe following knobs can

4-2IM 701610-01EEntering a Character StringThe date/time, file name, and comment can be entered using the keyboard displayed onthe screen. Operate th

4-3IM 701610-01ECommon Operations4• Recall(Note that the string that is displayed in the entry box of the keyboard isoverwritten when a string is reca

4-4IM 701610-01EKeyboards that can be UsedThe keyboards that can be used depend on the language that you selected in section 14.5(English or Japanese)

4-5IM 701610-01ECommon Operations4Entering Numerical Values Using a USB KeyboardNumerical values for menu items preceded by the or symbol can be in

4-6IM 701610-01EOperations Using a USB MouseYou can use a USB mouse to operate the DL1620/DL1640/DL1640L as you would usingthe front panel keys. In a

vi IM 701610-01ESafety PrecautionsThis instrument is an IEC protection class I instrument (provided with terminal forprotective grounding).The followi

4-7IM 701610-01ECommon Operations44.1 Entering Values and Character StringsUSB Mouse Operation• Operations Similar to the Front Panel Keys on the DL16

4-8IM 701610-01E• Setup Menu Operation (Similar to the Soft Key Operation)Selecting an Item on the Setup MenuClick the item that you wish to select on

4-9IM 701610-01ECommon Operations44.1 Entering Values and Character Strings• Selecting Toggle Box Items in the Dialog Box• Click the item that you wis

4-10IM 701610-01E• Setting V/DIV and TIME/DIVSetting V/DIVWhen the waveform of a channel measuring voltage is displayed, point near theV/DIV value dis

4-11IM 701610-01ECommon Operations44.2 Initializing SettingsRelevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRIGGERTRIG DHELPESCS

4-12IM 701610-01EExplanationThe initialization function allows you to reset parameter values which have been setusing panel keys to the default (facto

4-13IM 701610-01ECommon Operations44.3 Performing Auto SetupRelevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRIGGERTRIG DHELPESCS

4-14IM 701610-01ECanceling Auto SetupBy pressing the Undo soft key, the settings can be set back to the values that existedimmediately before auto set

4-15IM 701610-01ECommon Operations44.4 Storing and Recalling Setting ParametersRelevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRI

4-16IM 701610-01EExplanationItems that are StoredStores all information that you entered using the soft key menu or jog shuttle menu,START/STOP, and t

viiIM 701610-01EMake sure to comply with the following safety precautions. Not complying mightresult in injury or death, or damage to the instrument.

4-17IM 701610-01ECommon Operations44.5 Starting/Stopping Waveform AcquisitionRelevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRIGG

4-18IM 701610-01E4.6 The Snapshot and Clear Trace Functions<For a description of this function, see pages 1-31 and 1-32>Relevant KeysACTION DELA

4-19IM 701610-01ECommon Operations44.7 CalibrationRelevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRIGGERTRIG DHELPESCSELECTRESET

4-20IM 701610-01EExplanationCalibrationThe following parameters can be calibrated. Perform calibration when highly accuratemeasurements are required.

4-21IM 701610-01ECommon Operations44.8 Using the Help FunctionRelevant KeysACTION DELAYX - YMENU MENUPHASESEARCHHORIZONTALVERTICALTRIGGERTRIG DHELPES

5-1IM 701610-01EVertical and Horizontal Axes5Chapter 5 Vertical and Horizontal Axes5.1 Turning Channels ON/OFFRelevant KeysACTION DELAYX - YMENU MENUP

5-2IM 701610-01E5.2 Setting the Vertical Position of a Waveform<For a description of this function, see page 1-5>Relevant KeysACTION DELAYX - YM

5-3IM 701610-01EVertical and Horizontal Axes55.2 Setting the Vertical Position of a WaveformExplanationRange of MovementThe vertical position can be m

5-4IM 701610-01E5.3 Selecting Input Coupling<For a description of this function, see page 1-6>Relevant KeysACTION DELAYX - YMENU MENUPHASESEARCH

5-5IM 701610-01EVertical and Horizontal Axes55.3 Selecting Input CouplingExplanationInput CouplingThe following three types of input coupling are avai