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11-26

IM 701310-01E

11.6 Searching History Waveforms Using FFT

Parameters (FFT History Search)

Procedure

CURSOR

PARAM

WINDOW 1

WINDOW 2

SETUP

ACCUM

ZOOM 1

ZOOM 2

DISP

2 HISTORY

CLEAR

DISP

MAG

INTENSITY

SETUP

HELP

HISTORY

MEASURE

FORM

ZOOM

EYE DIAGRAM

DECODE

ANALYSIS

DISPLAY

SERIAL

BUS

Press HISTORY.

Selecting a Search Logic

Press the Search soft key.

Press the Logic soft key to select AND or OR.

Selecting the Search Condition Number

Press the Condition soft key.

Press the Select soft key.

Press the appropriate condition number soft key.

Default Chapter5
- Checking the Contents of the Package5
- Safety Precautions8
- Waste Electrical and Electronic Equipment10
- Symbols and Notation Used in this Manual11
- Workflow12
- Table of Contents13
Chapter 1 Names and Functions of Parts18
- Top Panel, Front Panel, and Rear Panel18
- Screen Display23
Chapter 2 Explanation of Functions25
- Block Diagram25
- Channels and Displayed Waveforms26
- Vertical and Horizontal Axes27
- Triggers32
- Acquisition Conditions40
- Computation48
- Analyzing and Searching50
- Communications56
- Other Useful Functions57
Chapter 3 Making Preparations for Measurements61
- Installing the Instrument61
- Connecting the Power63
- Connecting the Probe66
- Compensating the Probe (Phase Correction)69
- Setting the Date and Time71
Chapter 4 Basic Operations83
- Performing Auto Setup83
- Storing and Recalling Setup Data86
- Performing Calibration89
Chapter 5 Vertical and Horizontal Axes91
- Setting the Offset Voltage91
- Setting the Vertical Position of the Waveform93
- App94
- Index98
Chapter 6 Triggering107
- Setting the Trigger Position107
- Setting the Trigger Delay108
- Setting the Hold-Off Time111
- Setting the Trigger Coupling, HF Rejection, Trigger Hysteresis, and Window Comparator116
- Activating an Edge Trigger118
- Activating a Conditional Edge Trigger118
- Activating a Trigger on a State Condition122
- Activating a Trigger on the or Logic of Multiple Edge Triggers126
- Activating a Trigger on a Pulse Width128
- Activating a Trigger on a Conditional Pulse Width132
- Activating a Trigger on a State Condition True Period136
- Setting the TV Trigger140
- Triggering on a Serial Pattern Signal146
- Triggering on an I C Bus Signal153
- Triggering on a CAN Bus Signal161
- Triggering on a LIN Bus Signal163
- Triggering on a SPI Bus Signal174
- Triggering on a UART Signal178
- Activating a Trigger on an Event Cycle, Delay, or Sequence180
Chapter 7 Acquisition and Display186
- Setting the Acquisition Mode186
- Turning High Resolution Mode ON/OFF188
- Setting the Record Length189
- Turning Repetitive Sampling Mode ON/OFF190
- Turning Interleave Mode ON/OFF191
- Displaying Accumulated Waveforms193
- Setting the Action-On-Trigger Function197
- Activating the Action-On-Trigger Function Using GO/NO-GO Results201
- Setting Waveform Zone GO/NO-GO Determination Conditions207
- Setting Rectangular Zone GO/NO-GO Determination Conditions213
- Setting Polygonal Zone Go/No-Go Determination Conditions217
- Setting Waveform Parameter GO/NO-GO Determination Conditions221
- Setting FFT Parameter GO/NO-GO Determination Conditions225
- Setting X-Y Waveform Parameter GO/NO-GO Determination Conditions229
- Setting Telecom Test GO/NO-GO Determination Conditions232
Chapter 8 Display236
- Zooming the Waveform236
- Changing the Display Format241
- Setting the Interpolation Method243
- Changing the Graticule244
- Adjusting the Backlight245
- Taking and Clearing Snapshots247
- Setting the Translucent Display, Waveform Display Colors, and Brightness248
Chapter 9 Computation254
- Performing Linear Scaling254
- Performing Arithmetic Functions256
- Performing Integration258
- Shifting the Phase260
- Setting a Filter (IIR Filter)262
- Smoothing Waveforms (Using a Moving Average)265
- User-Defined Computation (Optional)271
Chapter 10 Analysis and Search291
- Performing Automated Measurement of Waveform Parameters291
- Calculating Statistics on the Measured Waveform Parameter Values300
- Performing a Telecom Test (Mask Test and Eye Pattern Measurement)304
- Viewing the Phase between Measured Waveforms on the XY Display311
- Displaying a Histogram, Trend, or List of the Automatically Measured Waveform Parameters320
- Selecting the Search Type and Skip Mode, Executing the Search, and Displaying the Results333
- Searching Waveform Signals338
- Searching Serial Pattern Signals343
Chapter 11 Displaying and Searching History Waveforms361
- Searching History Waveforms Using a Rectangular Zone (RECT History Search)361
- Searching History Waveforms Using a Polygonal Zone (POLYGON History Search)364
- Searching History Waveforms Using FFT Parameters (FFT History Search)374
Chapter 12 Printing Screen Images386
- Printing Using the Built-In Printer (Optional)386
- Printing Using a USB Printer387
- Printing Using a Network Printer(Optional)390
Chapter 13 Saving and Loading Measurement Data391
- Flash ATA Memory Card391
- Connecting a USB Storage Medium to the USB Port392
- Connecting to a Network Drive393
- Saving/Loading the Setup Data394
- Saving/Loading the Measurement Data400
- Saving and Loading Accumulated and Snapshot Waveforms407
- Saving/Loading Waveform Zones, Polygonal Zones, and Mask Patterns411
- Saving Screen Image Data415
- Saving Analysis Results418
- Changing the File Attributes and Deleting Files422
- Copying/Moving Files425
- Changing the Directory Name or File Name of the Storage Medium/Creating Directories428
- Connecting to a PC Using the USB Port431
Chapter 14 Displaying Reference Waveforms434
- Displaying Stored Data as Reference Waveform434
- Displaying Waveforms Inverted436
- Saving Data437
- Displaying Scale Values and Labels438
- Displaying History Waveforms Automatically439
- Displaying the Acquisition Time of a Loaded Waveform440
Chapter 15 Ethernet Communications (Optional)441
- Connecting the DL9000 to the Network441
- Setting the TCP/IP443
- Saving and Loading Measurement/Setup/Image Data on a Network Drive453
- Setting the Mail Transmission (SMTP Client Function)456
- Using SNTP to Set the Date and Time460
- Using a PC to Monitor the DL9000 and Change Its Settings (Web Server)464
- Setting the the Network Printer470
- Checking the Availability of the Ethernet Interface472
- Configuring A Firewall473
- Initializing All Ethernet Interface Settings (Only on Models with the LXI Option, /C9 and /C12)475
Chapter 16 Rear Panel Input and Output477
- External Trigger Input (TRIG IN)477
- Trigger Output (TRIG OUT)478
- RGB Video Signal Output (RGB VIDEO OUT)479
- GO/NO-GO Signal Output480
- Trigger Comparator Signal Output482
Chapter 17 Other Operations483
- Changing the Message Language, Menu Language, and Font Size, and Turning ON/OFF the Click Sound483
- Listing the Setup Data485
- Changing the USB Keyboard Language486
Chapter 18 Troubleshooting, Maintenance, and Inspection487
- If a Problem Occurs487
- Messages and Corrective Actions489
- Carrying out a Self-Test493
- System Overview496
- Collectively Deleting the Data in the Internal Memory and Built-In Hard Disk497
- Formatting Internal Memory and Built-In Hard Disk498
- Recommended Replacement Parts499
Chapter 19 Specifications500
- Models500
- Input Section500
- Trigger Section501
- Time Axis503
- Display Section503
- Functions503
- Built-In Printer (/B5 Option)506
- Auxiliary Inputs and Outputs507
- Storage508
- Computer Interfaces509
- General Specifications510
- External Dimensions513
- Appendix 1 Relationship between the Time Axis Setting, Sample Rate and Record Length515
- Appendix 2 How to Calculate the Area of a Waveform527
- Appendix 3 Key Assignments for the USB104 Keyboard531
- Appendix 4 Waveform Parameter Integrals and Derivatives531
- Appendix 5 ASCII Data File Format531
Index532

Brand	YOKOGAWA
Model	DL9040L
Category	Test Equipment
Language	English

YOKOGAWA DL9040L User Manual

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