SIGLENT SDS800X HD Series User Manual
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SIGLENT SDS800X HD Series User Manual

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SDS800X HD Series
Digital Oscilloscope
User Manual
EN01A

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  • Page 1 SDS800X HD Series Digital Oscilloscope User Manual EN01A...

  • Page 3: Table Of Contents

    SDS800XHD Series User Manual Contents Introduction ......................1 Important Safety Information ................2 General Safety Summary ....................2 Safety Terms and Symbols ....................4 Working Environment ......................5 Cooling Requirements ......................6 Power and Grounding Requirements ................. 6 Cleaning ..........................7 Abnormal Conditions ......................
  • Page 4 SDS800X HD Series User Manual Front Panel Overview ......................21 Rear Panel Overview ......................22 Connecting to External Devices/Systems ................. 23 6.3.1 Power Supply ......................23 6.3.2 LAN .......................... 23 6.3.3 USB Peripherals ...................... 23 6.3.4 Auxiliary Output ....................... 23 6.3.5...
  • Page 5 SDS800XHD Series User Manual 11 Vertical Setup ....................... 44 11.1 Turn on/off a Channel ......................44 11.2 Channel Setup........................45 12 Digital Channels ....................49 12.1 Overview ........................... 49 12.2 Enable/Disable the Digital Channels ................50 12.3 Digital Channel Setup ....................... 51 12.4 System ..........................
  • Page 6 SDS800X HD Series User Manual 15.5.12 Nth Edge Trigger ..................... 85 15.5.13 Delay Trigger ......................86 15.5.14 Setup/Hold Trigger ....................86 15.5.15 Serial Trigger ......................86 15.6 Trigger Source ........................87 15.7 Holdoff ..........................87 15.8 Trigger Coupling ........................ 88 15.9 Noise Reject ........................
  • Page 7 SDS800XHD Series User Manual 18.3 Type of Measurement ..................... 120 18.3.1 Vertical Measurement .................... 120 18.3.2 Horizontal Measurement ..................122 18.3.3 Miscellaneous Measurements ................123 18.3.4 Delay Measurement ....................124 18.4 Trend ..........................126 18.5 Track ..........................126 18.6 Measurement Statistics ....................127 18.7 Statistics Histogram ......................
  • Page 8 SDS800X HD Series User Manual 23 Mask Test ......................163 23.1 Overview ......................... 163 23.2 Mask Setup ........................164 23.2.1 Create Mask ......................165 23.2.2 Mask Editor ......................165 23.3 Pass/Fail Rule ......................... 168 23.4 Operation ......................... 168 24 Counter ....................... 169 24.1 Overview .........................
  • Page 9 SDS800XHD Series User Manual 28.2 Wave Type ........................204 28.3 Other Setting ........................205 28.4 System ..........................207 29 Save/Recall ......................208 29.1 Save Type ........................208 29.2 File Manager ........................209 29.3 Save and Recall Instances ....................211 30 Utility ........................215 30.1 System Information ......................
  • Page 10 SDS800X HD Series User Manual V I I I i n t . s i g l e n t . c o m...

  • Page 11: Introduction

    SDS800X HD Series User Manual Introduction A digital oscilloscope is a multi-functional instrument for displaying, analyzing, and storing electrical signals. It is an indispensable tool for designing, manufacturing, and maintaining electronic equipment. This user manual includes important safety and installation information related to the SDS800X HD series of oscilloscopes and includes simple tutorials for the basic operation of the instrument.

  • Page 12: Important Safety Information

    SDS800X HD Series User Manual Important Safety Information This manual contains information and warnings that must be followed by the user for safe operation and to keep the product in a safe condition. General Safety Summary Carefully read the following safety precautions to avoid personal injury and prevent damage to the instrument and any products connected to it.
  • Page 13 SDS800X HD Series User Manual Identification of Normal State of Equipment. After the equipment is started, there will be no alarm information and error information at the interface under normal conditions. The curve of the interface will scan from left to right freely; if there is a pop- up window or button during the scanning process or there is an alarm or error prompt, the device may be in an abnormal state.

  • Page 14: Safety Terms And Symbols

    SDS800X HD Series User Manual Safety Terms and Symbols When the following symbols or terms appear on the front or rear panel of the instrument or in this manual, they indicate special care in terms of safety. This symbol is used where caution is required. Refer to the accompanying information or documents to protect against personal injury or damage to the instrument.

  • Page 15: Working Environment

    SDS800X HD Series User Manual Working Environment The design of the instrument has been verified to conform to EN 61010-1 safety standard per the following limits: Environment The instrument is used indoors and should be operated in a clean and dry environment with an ambient temperature range.

  • Page 16: Cooling Requirements

    SDS800X HD Series User Manual Degree of Pollution The oscilloscopes may be operated in environments of Pollution Degree II. Note: Degree of Pollution II refers to a working environment that is dry and non-conductive pollution occurs. Occasional temporary conductivity caused by condensation is expected.

  • Page 17: Cleaning

    SDS800X HD Series User Manual a standard IEC320 (Type C13) connector for making line voltage and safety ground connections. The AC inlet ground terminal is connected directly to the frame of the instrument. For adequate protection against electrical shock hazards, the power cord plug must be inserted into a mating AC outlet containing a safety ground contact.

  • Page 18: Safety Compliance

    SDS800X HD Series User Manual Warning: Any use of the scope in a manner not specified by the manufacturer may impair the instrument’s safety protection. This instrument should not be directly connected to human subjects or used for patient monitoring.

  • Page 19: Informations Essentielles Sur La Sécurité

    SDS800X HD Series User Manual Informations essentielles sur la sécurité Ce manuel contient des informations et des avertissements que les utilisateurs doivent suivre pour assurer la sécurité des opérations et maintenir les produits en sécurité. Exigence de Sécurité Lisez attentivement les précautions de sécurité ci - après afin d 'éviter les dommages corporels et de prévenir les dommages aux instruments et aux produits associés.
  • Page 20 SDS800X HD Series User Manual électrique doit être retirée pendant l'entretienLa ligne ne doit pas être mise sous tension tant que l'entretien de l'équipement n'est pas terminé et que l'entretien n'est pas confirmé. Identification de l'état normal de l'équipement. Après le démarrage de l'équipement, dans des conditions normales, il n'y aura pas d'information d'alarme et d'erreur au bas de l'interface, et la courbe de l'interface sera balayée librement de gauche...

  • Page 21: Termes Et Symboles De Sécurité

    SDS800X HD Series User Manual Remplacer la batterie dans l 'appareil avec les mêmes spécifications de batterie au lithium. Termes et symboles de sécurité Lorsque les symboles ou termes suivants apparaissent sur le panneau avant ou arrière de l'instrument ou dans ce manuel, ils indiquent un soin particulier en termes de sécurité.

  • Page 22: Environnement De Travail

    SDS800X HD Series User Manual Environnement de travail La conception de l'instrument a été certifiée conforme à la norme EN 61010-1, sur la base des valeurs limites suivantes: Environnement L'instrument doit être utilisé à l'intérieur dans un environnement propre et sec dans la plage de température ambiante.

  • Page 23: Exigences De Refroidissement

    SDS800X HD Series User Manual La catégorie II d'installation (surtension) désigne le niveau local de distribution d 'énergie d' un équipement conçu pour accéder à un circuit alternatif (alimentation alternative). Degré de pollution Un oscilloscope peut être utilisé dans un environnement Pollution Degree II.

  • Page 24: Nettoyage

    SDS800X HD Series User Manual Remarque: l'instrument s'adapte automatiquement à l'entrée de ligne CA dans les plages suivantes: Plage de tension: 90 - 264 Vrms Gamme de fréquences: 47 - 63 Hz L'instrument comprend un jeu de cordons mis à la terre contenant une fiche polarisée à trois bornes moulée et un connecteur standard IEC320 (Type C13) pour établir la tension de ligne et la connexion...

  • Page 25: Conditions Anormales

    SDS800X HD Series User Manual Conditions anormales Utilisez l'instrument uniquement aux fins spécifiées par le fabricant. N'utilisez pas la lunette s'il y a des signes visibles de dommages ou si elle a été soumise à de fortes contraintes de transport.

  • Page 26: First Steps

    SIGLENT shall not be responsible for any defect, damage, or failure caused by any of the following: Attempted repairs or installations by personnel other than SIGLENT.

  • Page 27: Document Conventions

    SDS800X HD Series User Manual Document Conventions For convenience, text surrounded by a box border is used to represent the button of the front panel. For example, Default represents the "Default" button on the front panel. Text with shading is used to represent the touchable or clickable menu/button/region on the touch screen.

  • Page 28: Getting Started

    SDS800X HD Series User Manual Getting Started Mechanical Dimensions Front View Top View Adjust the Supporting Legs Adjust the supporting legs properly to use them as stands to tilt the oscilloscope upwards for stable placement as well as easier operation and observation of the instrument.

  • Page 29: Power On

    SDS800X HD Series User Manual Power on SDS800X HD provides two ways for power on, which are: Auto Power-on When the “Auto Power-on” option is enabled, once the oscilloscope is connected to the AC power supply through the power cord, the oscilloscope boots automatically. This is useful in automated or remote applications where physical access to the instrument is difficult or impossible.

  • Page 30: System Information

    SDS800X HD Series User Manual cord should be unplugged from the AC outlet if the scope is not to be used for an extended period. System Information Follow the steps below to examine the software and hardware versions of the oscilloscope.

  • Page 31: Quick Start

    Supporting Legs: Adjust the supporting legs properly to use them as stands to tilt the oscilloscope for stable positioning of the oscilloscope  WARNING: Non-standard HDMI interface, Siglent device ONLY, or you will damage your device. i n t si gl en t. co m...

  • Page 32: Rear Panel Overview

    SDS800X HD Series User Manual Rear Panel Overview 10M / 100M LAN Port: Connect the port to the network for remote control USB 2.0 Device Port: Connect with a PC for remote control USB 2.0 Host Port: Connect with a USB storage device or USB mouse/keyboard Auxiliary Out: Outputs the trigger indicator.

  • Page 33: Connecting To External Devices/Systems

    SDS800X HD Series User Manual Connecting to External Devices/Systems Power Supply 6.3.1 The standard power supply for the instrument is 100~240 V, 50/60 Hz. Please use the power cord provided with the instrument to connect it to AC power. 6.3.2 Connect the LAN port to the network with a network cable with an RJ45 connector for remote control.

  • Page 34: Probes

    See chapters “Arbitrary Waveform Generator” and “Bode Plot” for more relative information. Probes 6.3.6 The SDS800X HD series oscilloscope supports active probes and passive probes. The specifications and probe documents can be obtained at int.siglent.com, www.siglentna.com, or www.siglenteu.com. Probe Compensation When a passive probe is used for the first time, you should compensate it to match the input channel of the oscilloscope.

  • Page 35: Logic Probe

    SDS800X HD Series User Manual Logic Probe 6.3.7 To connect the logic probe: The SLA1016 probe consists of five parts: the SLA1016 probe, the SUBS interface cable, the flat wire, the flying wire, and the probe clip. The installation is carried out...

  • Page 36: Touch Screen Display

    SDS800X HD Series User Manual Touch Screen Display Overview The entire SDS800X HD display is a capacitive touch screen. Use your fingers to touch, drag, pinch, spread, or draw a selection box. Many controls that display information also work as “buttons” to access other functions.

  • Page 37: Menu Bar

    SDS800X HD Series User Manual Trigger Level Line (Vertical) and Trigger Delay Indicator (Horizontal) show the trigger position of the waveform. Cursors show where measurement points have been set. Move the cursors to quickly reposition the measurement point. Channel Descriptor boxes include analog channels (Cx), digital channels (D), Zoom (Zx), math (Fx), and reference (Ref).
  • Page 38 SDS800X HD Series User Manual There are multiple indicators on the grid: Trigger Level Indicator shows the level where the waveform triggers on the vertical axis. Trigger Delay Indicator locates where the waveform triggers on the horizontal axis... When the trigger position is outside the screen, the direction of the triangle points outside the screen as well.

  • Page 39: Channel Descriptor Box

    SDS800X HD Series User Manual Channel Descriptor Box Channel Descriptor boxes include analog channels (Cx), digital channels (D), zoom (Zx), math (Fx), and reference (Ref). They are located under the grid area, showing the parameters of the corresponding traces. Touching the boxes creates a dialog box. See chapter “Vertical Setup” for more details.

  • Page 40: Timebase And Trigger Descriptor Boxes

    SDS800X HD Series User Manual factor. For example, the vertical scale of the oscilloscope is 100mV/div with 1X attenuation, and 1V/div if the attenuation factor is changed to 10X. When inserting a standard 10X passive probe with a probe sense terminal, the oscilloscope will automatically set the factor to 10X.

  • Page 41: Dialog Box

    SDS800X HD Series User Manual Trigger source Trigger coupling Trigger mode Trigger level Trigger type Trigger slope Trigger source C1~C4:Analog channels   AC Line: AC mains supply  D0~D15: Digital channels Trigger coupling: See the chapter "Trigger CouplingTrigger" for details.
  • Page 42 SDS800X HD Series User Manual Title bar. Touching the bar can hide the dialog box, and touching again can open the dialog box. Parameter setting area. Scroll bar. When parameters are more than the displayed range, the blue scrollbar will be displayed.
  • Page 43 SDS800X HD Series User Manual Let’s use the operation of setting the “deskew” of a channel as an example: If the expected value is 65 ns, input “65” on the virtual keypad, and then choose the units n to complete the operation.

  • Page 44: Touch Gestures

    SDS800X HD Series User Manual Menu style = Embedded, and Dialog box is displayed Touch Gestures Waveforms, cursors, and trigger levels can be adjusted. Drag the waveform left and right to move it Pinch and spread the waveform horizontally on the horizontal axis to re-scale the timebase i n t .

  • Page 45: Mouse And Keyboard Operation

    SDS800X HD Series User Manual Drag the waveform up and down to move it Pinch and spread the waveform vertically to on the vertical axis re-scale the vertical gain Touch and drag the cursor to move it Touch and drag the cursor information region...

  • Page 46: Front Panel

    SDS800X HD Series User Manual Front Panel Overview The front panel is designed to operate the basic functions without having to open the software menu. Most of the front panel controls duplicate functionality available through the touch screen display but the operation is more quickly achieved.

  • Page 47: Vertical Control

    SDS800X HD Series User Manual Vertical Control When a channel is disabled, push its channel button to turn it on. When a channel is turned on but not activated, push the button to activate it. When the channel is turned on and activated, push the button to disable it.

  • Page 48: Horizontal Control

    SDS800X HD Series User Manual Horizontal Control Rotate to adjust the horizontal scale (time/div); push to enable Zoom; push again to switch between the main window and zoom window. Push to enable horizontal Roll; push again to exit Roll mode. At...

  • Page 49: Auto Setup Button

    SDS800X HD Series User Manual Auto Setup Button Auto Setup forces the oscilloscope to automatically set the vertical scale, horizontal scale, and trigger level according to the input signal to get optimum waveform display. An Auto Setup operation can also be performed by following the steps Acquire >...
  • Page 50 SDS800X HD Series User Manual Performs a quick screenshot save or saves the currently save type file to the storage path. See the section “Save Button” for details. Clears the data or displays in multiple sweeps, including display persistence, measurement statistics, average sweeps, and Pass/Fail statistics.

  • Page 51: Multiple Approaches To Recall Functions

    SDS800X HD Series User Manual Multiple Approaches to Recall Functions The oscilloscope can recall functions through different approaches. Menu Bar If you are familiar with common computer programs, you may first choose to access a function by the drop-down menu from the menu bar at the top of the display.

  • Page 52: Shortcut Button On The Front Panel

    SDS800X HD Series User Manual Shortcut Button on the Front panel Most of the functions of the oscilloscope can be recalled directly by the shortcut buttons on the front panel. See the chapter "Front Panel" for details. To open the trigger setup dialog box, press the Setup button in the trigger control area on the front panel.

  • Page 53: Quickly Capture The Signal

    SDS800X HD Series User Manual 10 Quickly Capture the Signal This is an example of how to acquire a signal quickly. In this example, we assume the signal is connected to channel 1 and channel 1 is turned off. First, press the channel 1 button to turn on channel 1. The LED on the button lights and the descriptor box of channel 1 is displayed at the bottom of the screen.

  • Page 54: Vertical Setup

    SDS800X HD Series User Manual 11 Vertical Setup 11.1 Turn on/off a Channel From the Front Panel When a channel is disabled, push its channel button to turn it on. When a channel is turned on but not activated, push the button to activate it. When the channel is turned on and activated, push the button to disable it.

  • Page 55: Channel Setup

    SDS800X HD Series User Manual 11.2 Channel Setup Touch the channel descriptor box, a quick dialog will pop up. Vertical scale and offset can also be set from this dialog box. Touch the region to set the vertical scale with the universal knob or virtual keypad ▲...
  • Page 56 SDS800X HD Series User Manual Turn channel on/off Coupling (DC, AC or GND) Bandwidth limit (Full or 20 MHz) Probe settings including attenuation (1X, 10X, 100X or custom) and probe check Set the label text. Click to recall the label setting. Users can...
  • Page 57 SDS800X HD Series User Manual Probe Settings The SDS800X HD provides 1X, 10X, 100X and custom probe attenuation factor options. The custom values can be between 10 . The oscilloscope will automatically convert the vertical scale according to the current probe attenuation factor. For example, the vertical scale of the oscilloscope under 1X attenuation is 100 mV/div, and the vertical scale will be automatically set to 1 V/div if the probe attenuation is changed to 10X.
  • Page 58 SDS800X HD Series User Manual time between clock and data), it may be necessary to compensate for the skew between channels. The method of compensation: Probe the same signal simultaneously using two channels (including the cables or probes that you intend to use for measurements) and adjust the deskew parameter of one channel until the waveforms of the two channels observed on the screen coincide horizontally.

  • Page 59: Digital Channels

    The equipment shall be used only for the purposes specified by the manufacturer. The SLA1016 probe is used only for SIGLENT's special series of oscilloscopes. Protection mechanisms can be compromised if the way the devices connected by the SLA1016 are not used for their intended purpose.

  • Page 60: Enable/Disable The Digital Channels

    SDS800X HD Series User Manual digital logic probe, including waveform display, save, parameter measurement, etc. Trigger on a digital channel - Trigger with the digital channel as the trigger source, isolating  events of interest.  Decode on a digital channel - Serial protocol decoding of a digital channel requires the installation of the serial decode option.

  • Page 61: Digital Channel Setup

    SDS800X HD Series User Manual From the Touch Screen Click + at the bottom of the display and select the “Digital” to turn it on. Click the digital channel descriptor box, and select Off on the pop-up menu to turn it off. Refer to the operation in the chapter “Vertical Setup”...
  • Page 62 SDS800X HD Series User Manual The quick menu only covers the height range and position of the digital channels display area. More settings can be found in the dialog box. A. Turn on/off the digital channels. B. Labels can be set to data, address, or custom characters.
  • Page 63 SDS800X HD Series User Manual The configurable logical level includes TTL, CMOS, LVCMOS 3.3 V, LVCMOS 2.5 V, and Custom. The setting range of the custom threshold is -8.0 V to +8.0 V. Bus Setting Press the Digital button on the front panel or touch the Digital descriptor box on the bottom to open the Digital dialog box, touch Bus to open the Digital Bus dialog box.

  • Page 64: System

    SDS800X HD Series User Manual 12.4 System System Info – Includes Software Version,Uboot-OS Version, FPGA Version,Serial Number and Hardware Version of the SLA1016 probe. Upgrade The firmware here refers to the firmware of the SLA1016 probe. The SDS800X HD supports firmware and configuration file upgrades for the SLA1016 via a U disk.
  • Page 65 SDS800X HD Series User Manual "Upgrade completed. Please reconnect the Digital device." Enter the System Info dialog box again to check if the upgraded hardware version number is consistent with the target version. Warning: Don't cut off the power during the upgrade!

  • Page 66: Horizontal And Acquisition Setup

    SDS800X HD Series User Manual 13 Horizontal and Acquisition Setup 13.1 Timebase Setup The timebase setup is used to adjust the scale and offset of the X (horizontal) axis. This setting applies to all analog, digital channels, and all math traces except FFT.

  • Page 67: Acquisition Setup

    SDS800X HD Series User Manual 13.2 Acquisition Setup Overview 13.2.1 Touch Acquire Menu on the quick menu of the timebase settings, or touch the menu bar Acquire > Menu to recall the Acquire dialog box on the right side. A. Select the interpolation mode.

  • Page 68: Acquisition

    SDS800X HD Series User Manual X Interpolation Sinc Interpolation Acq Mode: “Fast” is the default setting. The SDS800X HD provides a very high waveform update rate in fast mode. "Slow" mode will slow down the waveform update on purpose. Memory Depth: The memory depth that can be supported. According to the formula "acquisition time = sample points x sample interval", setting a larger memory depth can achieve a higher sample rate...

  • Page 69: Memory Management

    SDS800X HD Series User Manual the sample interval (200 ns) is much larger than the pulse width (16.3 ns), it is difficult to capture the narrow pulses in normal mode, but peak mode can ensure that each pulse is captured.

  • Page 70: Roll Mode

    SDS800X HD Series User Manual Roll Mode 13.2.4 Press the Roll button on the front panel to enter roll mode. In this mode, the waveform moves across the screen from right to left, similar to a strip chart recorder. The horizontal delay control of the waveform will be disabled when roll mode is active.
  • Page 71 SDS800X HD Series User Manual selected segments. Example: Input a pulse sequence with a period of 20 ms to C1. The rise time of the pulse is 2 ns, while fall time is 200 ns; pulse width is 200 ns, and amplitude is 3.2 Vpp. Press the AutoSetup button on the front panel.
  • Page 72 SDS800X HD Series User Manual Set the trigger mode to "Single", the timebase to 100 ns/div. Turn on the Sequence mode, and set the segments to maximum (45976 in this example, up to 80,000 depending on the number of samples at the current time base).

  • Page 73: History

    SDS800X HD Series User Manual 13.3 History Touch Analysis > History to recall the history dialog box. A. Turn on or off history mode B. Specify the frame index C. Turn on or off the list D. List time type E.
  • Page 74 SDS800X HD Series User Manual Observing the 5412th frame captured by Sequence in history mode Touch the List area, turn on the list, in which the time label corresponding to the 5412th waveform is displayed. The time resolution is microseconds. Time label types include Acq Time or Delta T , AcqTime corresponds to the absolute time of the frame, synchronized with the real-time clock of the oscilloscope;...
  • Page 75 SDS800X HD Series User Manual Touch the Interval Time area to control the speed of automatic play. In the process of automatic play, the list will automatically scroll to the current frame. Note: When a measurement is enabled in history mode, if the Interval Time is set to small (e.g. in us) the speed of automatic play may not meet the setting, because measurements may take a longer time for each frame.

  • Page 76: Zoom

    SDS800X HD Series User Manual 14 Zoom The SDS800X HD supports waveform zoom in the horizontal and vertical directions. Press down the horizontal knob or the button on the front panel to turn on the zoom function. When the Zoom function is on, the waveform area is divided into upper and lower parts. The area of about 1/3 height above is the main window, and the area of about 2/3 height below is the zoom window.
  • Page 77 SDS800X HD Series User Manual When the zoom window is activated, the zoom area can be expanded or compressed by rotating the horizontal and vertical scale knob. Rotating the horizontal and vertical position knob to move the position of the region. When the main window is activated, the scale knobs and position knobs are used to change the scale and delay/offset of the main window.
  • Page 78 SDS800X HD Series User Manual Adjust the horizontal scale of the Zoom window by horizontal pinch and spread in the zoom area of the main window or the Zoom window Adjust the vertical scale of the Zoom window by vertical pinch and spread in the zoom area of the main window or the Zoom window.

  • Page 79: Trigger

    SDS800X HD Series User Manual 15 Trigger 15.1 Overview The oscilloscope only acquires waveforms of interest (i.e. the ones that satisfy the trigger condition) and aligns all trigger events at the trigger position to form a stable waveform display. The trigger is one of the most important features of an oscilloscope since we can only analyze a signal that we can trigger reliably and stably.

  • Page 80: Trigger Setup

    SDS800X HD Series User Manual 15.2 Trigger Setup Touch the trigger descriptor box to display the quick menu of trigger settings. The trigger setup dialog box is displayed on the right side of the screen. A. Touch the level region and rotate the Level knob on the front panel to adjust the trigger level;...

  • Page 81: Trigger Level

    SDS800X HD Series User Manual Trigger Related Label Trigger level Indicator Horizontal 0 position Indicator Horizontal 0 position (out of screen) Indicator 15.3 Trigger Level Both analog and digital triggers must have a correct trigger level value. The oscilloscope judges whether a waveform satisfies the trigger condition when it crosses the trigger level.
  • Page 82 SDS800X HD Series User Manual Note: In Auto mode, if the signal satisfies the trigger conditions but cannot trigger the oscilloscope stably, it may be that interval between two trigger events exceeds the timeout period. Try Normal mode in this case.

  • Page 83: Trigger Type

    SDS800X HD Series User Manual 15.5 Trigger Type Overview 15.5.1 The trigger modes of the SDS800X HD are digital designs. Compared with analog trigger circuits, digital triggers can not only greatly optimize trigger precision and trigger jitter, but also support multiple trigger types and complex trigger conditions.

  • Page 84: Edge Trigger

    SDS800X HD Series User Manual Edge Trigger 15.5.2 Edge trigger distinguishes the trigger points by seeking the specified edge (rising, falling, alternating) and trigger level. The trigger source and slope can be set in the trigger dialog box. Touch the Source area to select trigger source, and touch the Slope area to select rising, falling, or alternating.

  • Page 85: Pulse Trigger

    SDS800X HD Series User Manual Adjust Upper/Lower Level The slope trigger requires upper and lower trigger levels. When the trigger type is slope trigger, touch the trigger descriptor box, and the pop-up quick menu will show two levels. The upper/lower level can be set in the following two ways: Touch the Level Upper area in the quick menu to select the upper level, and then set the level value by the virtual keypad or the Level knob on the front panel.
  • Page 86 SDS800X HD Series User Manual negative), limit range, and time value can be set in the trigger dialog box. Less than a time value (<=) -- Trigger when the positive or negative pulse time of the input signal is lower than the specified time value. Below is an example of a trigger condition set to a positive pulse width <...

  • Page 87: Video Trigger

    SDS800X HD Series User Manual Video Trigger 15.5.5 Video trigger can be used to capture the complicated waveforms of most standard analog video signals. The trigger circuitry detects the vertical and horizontal interval of the waveform and produces a trigger based on the video trigger settings you have selected. The SDS800X HD supports standard video signals for NTSC (National Television Standards Committee), PAL (Phase Alternating Line), HDTV (High Definition Television), and a custom video signal trigger.
  • Page 88 SDS800X HD Series User Manual In the custom video trigger type, the corresponding "Of Fields" varies with the selection of the “Interlace” ratio. Therefore, the number of fields selected and the number of lines corresponding to each field can also be varied. If the "Of Lines" is set to 800, the correct relationship between them is...
  • Page 89 SDS800X HD Series User Manual Trigger on a Specific Line of Video Video trigger requires that any analog channel can be used as the trigger source with a synchronization amplitude greater than 1/2 grid. The example below sets to trigger on Field 1, Line 22 using the NTSC video standard.

  • Page 90: Window Trigger

    SDS800X HD Series User Manual Touch the Custom Setting to open the custom setting menu, and touch the Interlace to select the required interlace ratio (assuming that the interlace ratio is 8:1). Then set the frame rate, select the number of lines and the number of fields.

  • Page 91: Interval Trigger

    SDS800X HD Series User Manual To set window trigger via the Relative window type When the window trigger type is set to "Relative", touch the trigger descriptor box. The pop-up menu will show two user-defined parameters: “Level +/-Delta" and "Level Center".

  • Page 92: Dropout Trigger

    SDS800X HD Series User Manual Trigger source, slope (rising, falling), limit range, and time value can be set in the trigger dialog box. Holdoff, coupling, and noise reject can be set in interval trigger, see the sections "Holdoff", "Trigger Coupling" and "Noise Reject" for details.

  • Page 93: Pattern Trigger

    SDS800X HD Series User Manual  A positive runt pulse across through the low level but not the high level.  A negative runt pulse across through the high level but not the low level. Holdoff, coupling, and noise reject can be set in the runt trigger, see the sections "Holdoff", "Trigger Coupling"...

  • Page 94: Qualified Trigger

    SDS800X HD Series User Manual Logic (AND, OR, NAND, NOR), source, limit range, and time value can be set in the trigger dialog box. Source Setting Touch the Source Setting area to recall the following dialog box and set up for each channel separately.

  • Page 95: Nth Edge Trigger

    SDS800X HD Series User Manual Qualified Source Edge Trigger Source Trigger Qualified State = High Edge = Rising Position When the type is “Edge”, the oscilloscope triggers at the first edge after the specified edge (Rising or Falling) of the qualified source; when the type is “Edge with Delay”, a time limit condition is available.

  • Page 96: Delay Trigger

    SDS800X HD Series User Manual 15.5.13 Delay Trigger A delay trigger is true when the edge of source B occurs after meeting the set conditions of source A and a user-defined delay time. The setting of source A is similar to that of the pattern trigger and can be used for logical "and"...

  • Page 97: Trigger Source

    SDS800X HD Series User Manual 15.6 Trigger Source The trigger sources supported by each trigger type are different. See the table below for details: Trigger Type C1~C4 AC Line D0~D15 √ √ √ Edge √ Slope × × √ √...

  • Page 98: Trigger Coupling

    SDS800X HD Series User Manual 15.8 Trigger Coupling The coupling setting of a trigger is only valid when the trigger source is C1~C4.  DC: All of the signal’s frequency components are coupled to the trigger circuit for high-frequency bursts or where the use of AC coupling would shift the effective trigger level.
  • Page 99 SDS800X HD Series User Manual Noise Reject = On i n t si gl en t. co m...

  • Page 100: Serial Trigger And Decode

    SDS800X HD Series User Manual 16 Serial Trigger and Decode 16.1 Overview The SDS800X HD supports serial bus trigger and decoding on the following serial bus protocols: I2C, SPI, UART, CAN and LIN. Press the Setup button on the front panel or touch the trigger descriptor box, and then select the Type as Serial in the trigger dialog box to set the serial trigger: A.
  • Page 101 SDS800X HD Series User Manual Below are detailed descriptions of the trigger and decode steps for each protocol. I2C Trigger and Serial Decode   SPI Trigger and Serial Decode  UART Trigger and Serial Decode  CAN Trigger and Serial Decode ...

  • Page 102: I2C Trigger And Serial Decode

    SDS800X HD Series User Manual 16.2 I2C Trigger and Serial Decode This section covers triggering and decoding I2C signals. Please read the following for more details: "I2C Signal Settings", "I2C Trigger" and "I2C Serial Decode". I2C Signal Settings 16.2.1 Connect the serial data signal (SDA) and the serial clock signal (SCL) to the oscilloscope, set the mapping relation between channels and signals, and then set the threshold level of each signal.

  • Page 103: I2C Trigger

    SDS800X HD Series User Manual Copy Setting Touch the Protocol Copy in the decode dialog box to synchronize the settings between the trigger and decode. Copy the decode settings to trigger Copy the trigger settings to decode Return to the previous menu Note: The synchronization is not automatic.
  • Page 104 SDS800X HD Series User Manual Restart — The oscilloscope will be triggered when another “Start” occurs before a “Stop". No Ack — The oscilloscope will be triggered when the SDA line is high during any SCL’s ACK bit. EEPROM — The trigger searches for EEPROM control byte value 1010xxx on the SDA bus.
  • Page 105 SDS800X HD Series User Manual 10 Address & Data — If all bits match, then trigger on the Ack bit followed by the Data. Frame (Start: Address 1st byte: R/W: Ack: Address 2nd byte: Ack: Data) If you set the trigger condition to 7 address & data or 10 address &...

  • Page 106: I2C Serial Decode

    SDS800X HD Series User Manual I2C Serial Decode 16.2.3 The layout of the touch screen display when I2C decode is enabled is as follows: A. The waveform display area shows the original waveforms of the bus signals. B. The bus display shows the decoding result of the bus. At most two buses can be decoded at the same time.

  • Page 107: Spi Trigger And Serial Decode

    SDS800X HD Series User Manual List  TIME — The horizontal offset of the current data frame head relative to the trigger position.  Address — Address value. For example, "0x2AB" means that address = 2AB with acknowledgement.  R/W — Read address or write address.
  • Page 108 SDS800X HD Series User Manual between channels and signals. Then set the threshold level of each signal. The process of specifying the source and threshold is similar to "I2C Signal Settings". In addition to specifying the source and the threshold level, for the CLK signal, it is also necessary to specify the Edge Select .
  • Page 109 SDS800X HD Series User Manual Example: Connect the CLK, data and ~CS signals of an SPI bus respectively to C1, C2, and C3. Data width = 8-bit, Bit order = MSB, CS polarity = active low, and 12 data bytes are transmitted in one frame.

  • Page 110: Spi Trigger

    SDS800X HD Series User Manual If the data width is set to be greater than 8 bits (such as 16 bits), measure the clock idle time between 8-bit data packets as 5.05 us, and then set the timeout time to a value between 5.05 and 500 us. In...

  • Page 111: Spi Serial Decode

    SDS800X HD Series User Manual SPI Serial Decode 16.3.3 The configuration of SPI decoding is similar to I2C. In the Protocol Config menu, Data Length (4-32 bit) and Bit Order (LSB or MSB) are configurable. 16.4 UART Trigger and Serial Decode This section covers triggering and decoding UART signals.

  • Page 112: Uart Trigger

    SDS800X HD Series User Manual UART Trigger 16.4.2 Touch Trigger Setting in the dialog box to set the trigger condition: Source Type: RX or TX Trigger Condition: Start, Stop, Data or Error When the "trigger condition" is Data, set the compare type to =, ＞, ＜...

  • Page 113: Can Signal Settings

    SDS800X HD Series User Manual CAN Signal Settings 16.5.1 Connect the CAN_H and CAN_L signals to the oscilloscope set the mapping relation between channels and signals, and then set the threshold level of each signal. The process of specifying the source and threshold is similar to "I2C Signal Settings".

  • Page 114: Can Serial Decode

    SDS800X HD Series User Manual CAN Serial Decode 16.5.3 The configuration of CAN decoding is similar to that of I2C decoding. On the bus:  ID is displayed in green.  LEN (data length) is displayed in light yellow. ...

  • Page 115: Lin Trigger And Serial Decode

    SDS800X HD Series User Manual 16.6 LIN Trigger and Serial Decode This section covers triggering and decoding LIN signals. Please read the following for more details: “LIN Signal Settings”, “LIN Trigger” and “LIN Serial Decode”. LIN Signal Settings 16.6.1 Connect the signal to the oscilloscope, and then set the threshold level of the signal.

  • Page 116: Lin Serial Decode

    SDS800X HD Series User Manual LIN Serial Decode 16.6.3 The configuration of LIN decoding is similar to that of I2C decoding. On the bus:  ID is displayed in green.  LEN (data length) and CHK are displayed in blue.

  • Page 117: Cursors

    SDS800X HD Series User Manual 17 Cursors 17.1 Overview Cursors are important tools when measuring signals. Rapid measurements can be performed using cursors in both horizontal and vertical directions. The cursor types include X1, X2, X1-X2, Y1, Y2, and Y1-Y2, used to indicate X-axis values (time or frequency) and Y-axis values (amplitude) on a selected waveform (CH1/CH2/CH3/CH4/F1/F2/F3/F4/REF).
  • Page 118 SDS800X HD Series User Manual Cursors Mode Manual -- Manually sets the cursors’ position. Cursors type (horizontal, vertical, horizontal +  vertical) is available in this mode.  Track -- The cursor type is automatically set to "horizontal + vertical". In this mode, only horizontal cursors are adjustable, while the vertical cursors automatically attach to the cross-point of the cursor and the source waveform.
  • Page 119 SDS800X HD Series User Manual Measure Mode Cursors Type X (horizontal) -- Vertical dotted lines that measure horizontal time (when the source is an FFT waveform, X cursors measure frequency). X cursors (time) X cursors (frequency)  X1 — The left (default) vertical dotted line. It can be manually moved to any horizontal position on the screen.
  • Page 120 SDS800X HD Series User Manual  Y1 — The upper (default) horizontal dotted line. It can be manually moved to any vertical position on the screen.  Y2 — The lower (default) horizontal dotted line. It can be manually moved to any vertical position on the screen.
  • Page 121 SDS800X HD Series User Manual  Followling – The position information of each cursor is attached to the cursor, and the difference information is between the two cursors with arrows connected to the cursors. This mode is more intuitive. ...
  • Page 122 SDS800X HD Series User Manual Fixed position, timebase is changed to 100 ns/div, the grid number of X cursors (-1div, 2div) remains fixed. The value of X1 and X2 is changed to -100 ns, 200 ns. Fixed delay, timebase is changed to 100 ns/div, the value of X cursors (-50 ns, 100 ns) remains fixed.

  • Page 123: Select And Move Cursors

    SDS800X HD Series User Manual 17.2 Select and Move Cursors The cursors can be selected and moved directly by gestures and the universal knob on the front panel, in addition, they can be selected in the cursor’s value dialog box.
  • Page 124 SDS800X HD Series User Manual Universal Knob Move the cursor position by turning the universal knob on the front panel. Press the knob to select different cursor lines. For example, if the current cursor is X1, press to select X2, and press again to select X1-X2.

  • Page 125: Measurement

    SDS800X HD Series User Manual 18 Measurement 18.1 Overview The SDS800X HD features a strong automatic measurement list. These parameters can be automatically measured without cursors and include common measurements such as rise time, fall time, peak-peak, and period. The SDS800X HD can also measure multiple channels at the same time, showing up to 5 parameter measurements with statistics.
  • Page 126 SDS800X HD Series User Manual Press the Measure button on the front panel or touch Measure > Menu to open the dialog box. Enable/disable measure Set the mode of measure: Simple or Advanced. "Simple" shows the specified basic measurement parameters of the selected channel.

  • Page 127: Set Parameters

    SDS800X HD Series User Manual 18.2 Set Parameters Touch Type in the measure dialog box, or touch in the measurement parameters and statistics display area to open the parameter selection window: Set the source of the current setting. Measurement parameter...
  • Page 128 SDS800X HD Series User Manual For the channel delay (CH Delay) measurement, because the number of sources involved is greater than 1, the steps to specify the source is different: In the parameter selection area, the channel corresponding to Source A is specified first, and then the channel corresponding to Source B .
  • Page 129 SDS800X HD Series User Manual To remove Period from the “Favorite” tab: Advanced > Type > Favorite > Period > Delete from favorite int siglent.com...

  • Page 130: Type Of Measurement

    SDS800X HD Series User Manual 18.3 Type of Measurement Vertical Measurement 18.3.1 Vertical measurement includes 19 parameters:  Max: Highest value in the input waveform  Min: Lowest value in the input waveform Pk-Pk: Difference between maximum and minimum data values ...
  • Page 131 SDS800X HD Series User Manual  Cycle RMS: Root mean square of the data in the first cycle Median: Value at which 50% of the measurements are above and 50% are below   Cycle Median: Median of the first cycle ...

  • Page 132: Horizontal Measurement

    SDS800X HD Series User Manual Horizontal Measurement 18.3.2 Horizontal measurement includes 17 parameters:  Period: Time between the middle threshold points of two consecutive like-polarity edges  Freq: Reciprocal of the period  Time@max: First time of maximum value ...

  • Page 133: Miscellaneous Measurements

    SDS800X HD Series User Manual  Delay: Time from the trigger to the first transition at the middle threshold T@M: Time from the trigger to each rising edge at the middle threshold   Rise Time: Duration of rising edge from lower threshold to upper threshold ...

  • Page 134: Delay Measurement

    SDS800X HD Series User Manual the average Cycles: Number of cycles in a periodic waveform   Rising Edges: Number of rising edges in a waveform  Falling Edges: Number of falling edges in a waveform  Edges: Number of edges in a waveform ...
  • Page 135 SDS800X HD Series User Manual source B at the middle threshold FFFF: The time between the first falling edge of source A and the following first falling edge of  source B at the middle threshold  FRLR: The time between the first rising edge of source A and the last rising edge of source B at the middle threshold ...

  • Page 136: Trend

    SDS800X HD Series User Manual 18.4 Trend After adding a measurement parameter, a Trend can be used to observe the long-term change of the selected measurement value over time. Measurement parameter display area Trend plot display area Reduce the range of time. Touch it to reduce the time range...

  • Page 137: Measurement Statistics

    SDS800X HD Series User Manual The upper limit of the statistic number in a frame is set in Statistics Setting > AIM Limit , which means the values exceeding the limit will not be shown in the track plot. 18.6 Measurement Statistics Measurement statistics are based on the total number of captured waveforms.

  • Page 138: Statistics Histogram

    SDS800X HD Series User Manual  Value – The current measurement  Mean – Average of all historical measurements  Min – The minimum of all historical measurements  Max – The maximum of all historical measurements  Stdev – Standard deviation of all historical measurements ...

  • Page 139: Simple Measurements

    SDS800X HD Series User Manual Touch the histogram area of a parameter to enlarge it for details. You can move the large histogram window position around the display by dragging. Touch the histogram of another parameter to switch to the corresponding enlarged histogram.

  • Page 140: Gate

    SDS800X HD Series User Manual 18.9 Gate Sometimes the user may want to measure parameters for a certain specified time range of the signal and ignore signal parts that lie outside of that range. In this case, the Gate function can be helpful.

  • Page 141: Amplitude Strategy

    SDS800X HD Series User Manual 18.10 Amplitude Strategy According to different types of input signals, users can choose the corresponding amplitude calculation strategy which can measure top and bottom values with more accuracy. Touch Config > Amplitude Strategy in the measure dialog box to recall the amplitude strategy dialog box: Set the amplitude calculation strategy.

  • Page 142: Hardware Frequency Counter

    SDS800X HD Series User Manual Set measurement threshold source Set the type of threshold Set the upper value Set the middle value Set the lower value Return to the previous menu Threshold Type Percent : Set according to the percentage of the waveform. The setting range of lower value and upper value is 1% ~ 99%, and the low value shall not be greater than the middle value and high value Absolute : Set according to the vertical range.

  • Page 143: Math

    SDS800X HD Series User Manual 19 Math 19.1 Overview The SDS800X HD supports 4 math traces and multiple operators. Arithmetic operators: Addition (+), subtraction (-), multiplication (x), division (/), average, ERES, identity, negation, maxhold, minhold; Algebra operators: differential (d/dt), integral (∫dt), square root (√), absolute (|y|), sign, exp, ln, Lg, interpolate;...

  • Page 144: Arithmetic

    SDS800X HD Series User Manual Units for Math Waveform Different operations have different dimensions. Therefore, the specific units displayed in Scale depend on the operation: Math Operation Unit Addition (+) or V, A, or U* Subtraction (-) *(used when the units of two sources are not consistent)

  • Page 145: Identity / Negation

    SDS800X HD Series User Manual Identity / Negation 19.2.2 The values of Source A are computed point-by-point when identity or negation operation is chosen in any analog channel. The following figure shows an example of F1 = -C1: Average / ERES 19.2.3...

  • Page 146: Max-Hold / Min-Hold

    SDS800X HD Series User Manual ERES -- Reduce bandwidth random noise on the measured signal and improve signal-to-noise ratio by filtering the sampling points Max-hold / Min-hold 19.2.4 The value of Max-hold and Min-hold are based on statistical calculations from multiple frames. The following figure shows the Max-hold result.

  • Page 147: Algebra

    SDS800X HD Series User Manual 19.3 Algebra The SDS800X HD can perform algebraic operations including differential (d/dt), integral (∫dt), square root (√), absolute(|x|), sign, exp (�� �� ), exp10 (10 �� ), ln, lg and interpolate (Intrp). Differential 19.3.1 The differential (d/dt) operator is used to calculate the derivative of the selected source. It is always used to measure the instantaneous slope of the waveform, such as the slew rate of an operational amplifier.

  • Page 148: Square Root

    SDS800X HD Series User Manual the integral output waveform to "ramp" up or down, as shown below: Integral without Offset Integral with Offset In addition, the integral operation can be performed within a specified gate. Touch the Gate area in the math dialog box, and enable the Gate function, then set Gate A and Gate B to define the gate.

  • Page 149: Absolute

    SDS800X HD Series User Manual Absolute 19.3.4 Absolute（|x|）calculates the absolute value of the selected trace. Sign 19.3.5 In mathematics, the sign function or signum function (from signum, Latin for "sign") is an odd mathematical function that extracts the sign of a real number.

  • Page 150: Exp10

    SDS800X HD Series User Manual Exp10 19.3.6 The exponential operation includes the exponential operation �� �� based on constant e and the exponential operation 10 �� based on 10. For example: y(x) = �� �� 19.3.7 Logarithmic operation includes logarithm base e (ln) and logarithm base 10 (lg). In logarithmic operation, if the waveform value is negative (the waveform is below the ground level), the result is displayed as zero.

  • Page 151: Interpolate

    SDS800X HD Series User Manual Interpolate 19.3.8 Between the adjacent sampling points, the waveform is interpolated according to the selected interpolation method and interpolation coefficient. Touch Acquire > Menu > Interpolation to set the interpolation method, and the interpolation coefficient can be set to 2, 5, 10, or 20.
  • Page 152 SDS800X HD Series User Manual coefficient = 20 1 4 2 i n t . s i g l e n t . c o m...

  • Page 153: Filter

    SDS800X HD Series User Manual 19.4 Filter The filter operation in the SDS800X HD provides FIR (Finite Impulse Response) filtering with the following types: Low pass, High pass, Band Pass, and Band Reject. The filters have up to 200 taps which can reach roll-off as fast as 0.01*fs.

  • Page 154: Frequency Analysis

    SDS800X HD Series User Manual ≥0.02fs ≥0.01fs ≥0.01fs fs/2 Bandpass Band reject Take a Low pass filter as an example. It requires that the corner frequency (fc) is not less than 0.01*fs (i.e. fc ≥ 0.01*fs), and the 0.01*fs wide roll-off does not exceed the 1st Nyquist zone (i.e. (fs/2) - fc ≥...
  • Page 155 SDS800X HD Series User Manual Time-domain waveform display area Spectrum (FFT) waveform display area FFT parameter display area Dialog box Parameter Display Area The FFT parameters are displayed in the upper right of the spectrum waveform display area:  FFT sample rate (Sa): FFT operation results present the first Nyquist zone (DC ~ Sa/2) of the frequency spectrum.
  • Page 156 SDS800X HD Series User Manual  FFT points (Curr): The current FFT points, which is an integer power of 2. The SDS800X HD supports up to 2 M points (2097152, to be exact).  Frequency interval (△ f): The frequency interval between two adjacent points in the FFT sequence, which is proportional to the frequency resolution.
  • Page 157 SDS800X HD Series User Manual Windows Spectral leakage in FFTs can be considerably decreased when a window is used. SDS800X HD provides five windows that have different characteristics and apply to different scenarios. For example, for a two-tone signal with a very close frequency interval, it is suitable to use a Rectangle window with the best frequency resolution.
  • Page 158 SDS800X HD Series User Manual Full-Screen Mode Exclusive Mode FFT Mode  Normal: Displays the FFT result of each frame directly.  Max-Hold: Holds the maximum value in the historic frame on the display until cleared. This mode is suitable for detecting discontinuous waves, such as sporadic pulse signals, or frequency hopping signals.
  • Page 159 SDS800X HD Series User Manual Unit The unit of the vertical axis can be set to dBm, dBVrms, or Vrms. dBVrms and Vrms respectively using either logarithmic or linear scaling. dBVrms is recommended to show larger dynamic ranges. dBm is a power unit, the correct result can be obtained only if the value of Ext Load is set to be consistent with the load impedance of the actual measured signal.
  • Page 160 SDS800X HD Series User Manual Touch Tools in the math dialog box to recall the FFT tools dialog box: When the FFT tool Peaks is selected, the dialog box is as follows: Turn on or off the table. Turn on the table, the peaks searched...
  • Page 161 SDS800X HD Series User Manual Note: The FFT dialog box is longer than the display. Slide the dialog box area up and down by gestures, or scroll the mouse wheel to the view non-displayed areas. The following shows the peaks of the FFT waveform:...

  • Page 162: Formula Editor

    SDS800X HD Series User Manual 19.6 Formula Editor Touch Formula Editor in the operation setting page to recall the editor: Formula display text box Text box operation area, which can clear and modify the entered formula Special operators Operation source. Cx represents analog trace, Zx represents zoomed trace and Fx represents...
  • Page 163 SDS800X HD Series User Manual The following is an example of implementing nested operations between operators through the formula editor: In this example, F1=d (C1)/dt and F2=FFT (d (C1)/dt) are equivalent to F2=FFT (F1), which is equivalent to performing FFT analysis on the differential operation results of C1 waveform.

  • Page 164: Reference

    SDS800X HD Series User Manual 20 Reference Data from analog channels or math can be saved to the reference locations (REFA/ REFB/ REFC/ REFD) in the built-in nonvolatile memory. The saved reference waveform can be recalled to be compared with the current waveform.
  • Page 165 SDS800X HD Series User Manual Adjust the Reference Waveform Set the vertical position of the reference waveform by the offset knob on the front panel, and set the vertical scale of the reference waveform by the scale knob. int siglent.com...

  • Page 166: Search

    SDS800X HD Series User Manual 21 Search The SDS800X HD can search for the specified events in a frame. The location of the events is displayed with white triangle indicators. In YT mode or Roll mode with the acquisition stopped, up to 1000 events are supported.
  • Page 167 SDS800X HD Series User Manual Touch the menu Analysis > Search to recall the search dialog box and turn on it. Setup Menu Select and set the search type in the Setup Menu . The SDS800X HD provides five search conditions: Edge, Slope, Pulse, Interval, and Runt.

  • Page 168: Navigate

    SDS800X HD Series User Manual 22 Navigate Touch the menu Analysis > Navigate to recall the navigate dialog box. The SDS800X HD provides three navigate types: Search Event, Time, and History Frame. Navigate by Time The oscilloscope automatically adjusts the trigger delay according to the direction set by the user.
  • Page 169 SDS800X HD Series User Manual Touch the Event List Switch area to turn on or off the list. The list contains time labels for each event. Touching a row in the list automatically jumps to the corresponding event. This operation is equivalent to specifying an event in the Event Num area.
  • Page 170 SDS800X HD Series User Manual The following is an example of an occasional runt signal to demonstrate how to quickly locate and find events of interest by using the combination of Search and Navigate: The input signal is a 5 V periodic square wave, in which...
  • Page 171 SDS800X HD Series User Manual Turn on the Zoom function to observe the full view of the frame and the detail of the third dwarf pulse at the same time: int siglent.com...
  • Page 172 SDS800X HD Series User Manual Press the Run/Stop button on the front panel to stop the acquisition, and then follow the steps Navigate > Type to select “Search Event”. The following figure shows the first dwarf pulse. In this example, the list is enabled and the time labels of a partial event are shown in the list.

  • Page 173: Mask Test

    SDS800X HD Series User Manual 23 Mask Test 23.1 Overview Users can create masks and define the rule used to evaluate Pass/Fail operations. An event violating the rule is defined as a failure and a pulse can be generated from the "Aux Out" port on the back panel.

  • Page 174: Mask Setup

    SDS800X HD Series User Manual Perform Analysis > Mask Test to open the Mask Test dialog box: Turn on/off the test. Select the source (C1~C4). Select the rule (All In, All Out, Any In, and Any Out). Set the mask.

  • Page 175: Create Mask

    SDS800X HD Series User Manual Create Mask 23.2.1 The mask can be created based on an existing waveform trace. Set the horizontal spacing of the mask around the currently displayed trace. The units are parts of the horizontal division setting.
  • Page 176 SDS800X HD Series User Manual Menu bar Coordinate of the latest touched point on the display Mask edit area, which is equivalent to the grid area. In this example, a hexagon has been created as a part of the mask Toolbar Coordinate edit area.
  • Page 177 SDS800X HD Series User Manual Toolbar  Draw: Creates vertices of a polygon by touching the display or entering values in coordinate edit area  Create Polygon: Creates a polygon based on the drawn vertices by the operation Draw ...

  • Page 178: Pass/Fail Rule

    SDS800X HD Series User Manual 23.3 Pass/Fail Rule The Pass/Fail rule is specified at the Type region in the Mask Test dialog box.  All In: All data points must be inside the mask to pass the test. Even a single point outside the mask will cause a failure.

  • Page 179: Counter

    SDS800X HD Series User Manual 24 Counter 24.1 Overview The counter is used to measure the frequency and period of a signal or count the events happening within it. The counter is asynchronous to the acquisition system of the oscilloscope. It can work well even if the acquisition of the oscilloscope is stopped (indicated by a red-colored Run/Stop button) Touch the menu Analysis >...

  • Page 180: Mode

    SDS800X HD Series User Manual Value – The latest count Mean – The average of all historical counts Min – The minimum of all historical counts Max – The maximum of all historical counts Stdv – The standard deviation of all historical counts, used to judge the distribution of historical count parameters Count –...
  • Page 181 SDS800X HD Series User Manual Turn on or off the gate Select the gate type: Level or After Edge Gate source display area. C1 and C2 are gate sources of each other, C3 and C4 are gate sources of each other When the gate type is level, set the polarity (Positive or Negative) of the gate source.

  • Page 182: Power Analysis

    Transient Response, PSRR, Power Efficiency, Output Ripple, etc. Full use of the Power analysis requires a differential voltage probe like the SIGLENT DPB series, a current probe like the SIGLENT CP series, the SIGLENT DF2001A deskew fixture, and the power analysis activation license (part number SDS800XHD-PA).

  • Page 183: Power Quality

    SDS800X HD Series User Manual 25.2 Power Quality The specific measurement parameters of power quality analysis include active power, apparent power, reactive power, power factor, power phase angle, voltage effective value, current effective value, voltage crest factor, and current crest factor of power input of a switching power supply.
  • Page 184 SDS800X HD Series User Manual Signal Settings Touch Input Setup to recall input setup dialog box: Set the input voltage source Set the input current source Set the periods displayed View the connection guide Return to the previous menu Connection Guide Touch Input Setup >...

  • Page 185: Current Harmonics

    SDS800X HD Series User Manual 25.3 Current Harmonics Current harmonics are used to analyze the input current harmonics. An FFT of the selected channel is performed to get the harmonic components. The signal settings and connection guide are the same as the power quality test.

  • Page 186: Inrush Current

    SDS800X HD Series User Manual  Margin (%) --The margin specified by selected standard parameters. The margin value is (standard value - measured value) / standard value * 100%  Pass/Fail State -- Determine whether the measured value is passed or failed according to the selected standard.

  • Page 187: Switching Loss

    SDS800X HD Series User Manual Set the input voltage source Set the input current source Set the expected current value, the range is 100 mA ~ 500 A. The oscilloscope will set the trigger level to expected current/20 and the vertical scale of the current channel to...
  • Page 188 SDS800X HD Series User Manual CP4070A (300 kHz,70 Arms) CP5030 (50 MHz,30 Arms) CP5030 (100 MHz,30 Arms) High-voltage J7: signal terminal J3: signal terminal differential probe J6: earth terminal J4: earth terminal sense points Connect D+ and D- of the high-voltage differential probe to J7 and J6...
  • Page 189 SDS800X HD Series User Manual Before deskew calibration After deskew calibration Configuration Touch Config to recall the configuration dialog box: Set the voltage reference, i.e. the switch level at the edge of the input switch. This value is a percentage of the maximum switching voltage.

  • Page 190: Slew Rate

    SDS800X HD Series User Manual the current reference (adjustable)), the power calculation formula is P = 0 watt. Connection Guide Touch Input Setup > Connection Guide to recall the connection guide of switching loss, as shown in the figure below. Please follow the instructions in this figure for connection. Touch the icon on the top right of the guide to close.

  • Page 191: Modulation

    SDS800X HD Series User Manual 25.7 Modulation Modulation analysis measures the control pulse signal of the switching device (MOSFET) and observes the pulse width, duty, period, frequency, and other trends of the control pulse signal in response to different events.

  • Page 192: Turn On/Turn Off

    SDS800X HD Series User Manual 25.9 Turn On/Turn Off Turn-on analysis determines the time taken for the power supply to reach 90% of its steady-state output. Turn-off analysis determines the time taken for the power supply to fall to 10% of its maximum output voltage.

  • Page 193: Transient Response

    SDS800X HD Series User Manual Connection Guide Touch Input Setup > Connection Guide to recall the connection guide of turn on/turn off, as shown in the figure below. Please follow the instructions in this figure for connection. Touch the icon on the top right of the guide to close.

  • Page 194: Psrr

    SDS800X HD Series User Manual Configuration Touch Config to recall the configuration dialog box: Set the input low current value. This is the expected low current value before or after the load change Set the input high current value. This is the expected high...

  • Page 195: Power Efficiency

    SDS800X HD Series User Manual measured by the oscilloscope is difficult to exceed -60 dB. The PSRR test is generally acceptable for sampling the overall PSRR behavior of the power supply under test. The configuration of PSRR is the same as that of the Bode plot, see the chapter "Bode Plot" for details.

  • Page 196: Soa

    SDS800X HD Series User Manual 25.13 SOA The safe operating area (SOA) of MOSFETs defines the voltage, current, and power consumption conditions over which the device can be expected to operate without self-damage. The oscilloscope can automatically generate the SOA according to the Voltage Limit , Current Limit , and Power Limit parameters set in the Config menu, and judge if the stress on the MOSFET is beyond the SOA or not.
  • Page 197 SDS800X HD Series User Manual Voltage and current waveforms on the MOSFET at power-up SOA, in which the mask is created according to the voltage limit, current limit, and power limit. The result shows “Pass” because all the stresses are within the mask.

  • Page 198: Bode Plot

    At this time, either the SIGLENT SAG1021I arbitrary waveform generator or one of a SIGLENT SDG series arbitrary function generators are supported. During the sweep, the oscilloscope configures the generator output frequency and amplitude and then compares the input signal to the output of the DUT.

  • Page 199: Configuration

    SDS800X HD Series User Manual 26.2 Configuration Connection 26.2.1 DUT input and output channels. Channel gain. When it is set to Auto, the oscilloscope will automatically adapt the vertical scale according to the signal amplitude; when it is set to Hold, it will always keep the vertical scale before the test operation.
  • Page 200 SDS800X HD Series User Manual Set the sweep type to Vari-Level Set the form of scanning/measurement: continuous or single Select a profile. Up to 4 profiles can be edited Set the frequency mode Set the number of sweep points Set the offset of the sweep signal G.

  • Page 201: Display

    SDS800X HD Series User Manual 26.3 Display Bode plot display settings include amplitude, phase, cursors, trace visibility and waveform type. Amplitude Set the amplitude coordinate axis of the Bode plot. Touch Display > Amplitude to recall the amplitude setting dialog box:...
  • Page 202 SDS800X HD Series User Manual Set the reference position to center or top Set the scale of the phase coordinate axis Set the reference level, the max value of the phase coordinate axis Set the phase unit (Degree or Rad) Auto-Set.

  • Page 203: Data Analysis

    SDS800X HD Series User Manual Trace Visibility When multiple output signals are connected, the Bode plot interface will display the amplitude and phase curves of all output signals at the same time. Users can turn on/off other scanning curves to observe the details of specific curves.
  • Page 204 SDS800X HD Series User Manual Turn on/off the data list Set the selected row in the list. Adjust the universal knob to set, or directly touch the list display area to select a specific line Set the data source Save/Recall the data. Saving and recalling the Bode plot data (*.csv) is similar to the operation of setup files, see the chapter...
  • Page 205 SDS800X HD Series User Manual For example, to add UF measurements for C2 and GM measurements for C3, follow the steps below: Measure > Position > Source > UF Measure > Position > Source > GM int siglent.com...

  • Page 206: Display

    SDS800X HD Series User Manual 27 Display Display settings include display type of waveform, color, persistence, grid type, trace brightness, graticule brightness, etc. Touch the menu Display > Menu to recall the display dialog box. Switch the waveform display type to Vectors (line display)
  • Page 207 SDS800X HD Series User Manual Display Type There is no difference between the vector and dot display types when the number of samples of a frame is greater than 1000. When the sample number is below 1000, there are some differences.
  • Page 208 SDS800X HD Series User Manual Dots display in Run state Color Grade Color grade uses color temperature to map the probability of the waveforms. The greater the probability that the waveform appears in a pixel, the warmer the color of the pixel. The smaller probability, the colder the color temperature of that pixel.
  • Page 209 SDS800X HD Series User Manual Set Persist With persistence, the oscilloscope updates the display with new acquisitions but does not erase the results of previous acquisitions in the specified period. All previous acquisitions are displayed with reduced intensity. New acquisitions are shown in their normal color with normal intensity. In...
  • Page 210 SDS800X HD Series User Manual Full Grid Light Grid No Grid 2 0 0 i n t . s i g l e n t . c o m...
  • Page 211 SDS800X HD Series User Manual Axis Label Setting Turn on the axis label, the horizontal axis label will be displayed at the bottom of the grid, and the vertical axis label will be displayed at the left of the grid. There are two display modes of axis: moving and fixed.
  • Page 212 SDS800X HD Series User Manual Window Setting Set the display font of the system in the window setting menu Large font size, suitable for use on devices. Small font size, exquisite display, suitable for large screen display scenarios such as VNC.

  • Page 213: Arbitrary Waveform Generator

    Connect the SAG1021I to any USB host port of SDS800X HD using a standard USB cable. Users can edit and import arbitrary waveforms using the SIGLENT EasyWave software or import edited waveforms through a U-disk. SDS800XHD-FG Option For the installation of the SD800XHD-FG option, please refer to the section "Install Options".

  • Page 214: Wave Type

    SDS800X HD Series User Manual Turn on/off the output of AWG Select the waveform type (Sine, Square, Ramp, Pulse, Noise, DC, and Arb) Set the frequency Set the amplitude Set the offset Other AWG settings: Output load, overvoltage protection, and so on.

  • Page 215: Other Setting

    Common, Math, Engine, Window, and Trigo. Stored waveforms are located in the Stored menu. Users can edit arbitrary waveforms using SIGLENT EasyWaveX PC software, send the stored waveforms to the instrument through the remote interface, or import the stored waveforms through a U disk.
  • Page 216 SDS800X HD Series User Manual Output Load The selected output load value must match the load impedance. Otherwise, the amplitude and offset of the output waveform of AWG will be incorrect. When OVP is enabled, the output will be turned off automatically once the protection condition is met.

  • Page 217: System

    SDS800X HD Series User Manual 28.4 System Device Info – Includes Model, Serial Number, Firmware Version, and Hardware Version of the AWG module. Upgrade The firmware here refers to the firmware of the SAG1021I module. The SDS800X HD supports firmware and configuration file upgrades for the SAG1021I via a U disk. Follow the steps below: Copy the upgrade file (*.ADS) to the U disk.

  • Page 218: Save/Recall

    SDS800X HD Series User Manual 29 Save/Recall The SDS800X HD supports saving setups, reference waveforms, screenshots, and waveform data files to internal storage, external USB storage devices (e.g. U disk), or SMB File Share. Saved setups and reference waveforms can be recalled as needed.

  • Page 219: File Manager

    SDS800X HD Series User Manual Matlab Data Saves the waveform data in *.mat or *.dat format which can be imported by Matlab directly. The available sources include C1 ~ C4, Z1 ~ Z4 and F1 ~ F4(except for FFT). To Default Key The oscilloscope provides two options for the default setting.
  • Page 220 SDS800X HD Series User Manual Address bar Navigation panel File list Toolbar File type Close the file manager Table 29.1 Description of icons in the file manager Icon Description Icon Description Back Forward Up level Root directory Save Recall Save as...

  • Page 221: Save And Recall Instances

    SDS800X HD Series User Manual 29.3 Save and Recall Instances Save the screenshot to the path “U-disk0\sds800xhd\” in the format of BMP First, Insert the U disk. Second, set the parameters of the Save operation:  Select Mode as "Save"...
  • Page 222 SDS800X HD Series User Manual Fourth, touch Save As , click the pop-up text box to recall the virtual keyboard and input the file name, and then touch OK : Once saved, the new BMP file is visible in the file manager: In step 4, if Save is selected instead of Save As , the system saves the file as the default file name SDS8x4X_HD_BMP_n.bmp, where n is an integer incrementing from 1.
  • Page 223 SDS800X HD Series User Manual Recall the setup file "track.xml" stored in path “U-disk0\sds800xhd\”. First, insert the U disk with the file "track.xml" stored folder “\sds800xhd\”. Second, set the parameters of the Recall operation:  Select Mode as "Recall" ...
  • Page 224 SDS800X HD Series User Manual Fourth, touch the Recall icon and wait for the oscilloscope to finish recalling the setup. 2 1 4 i n t . s i g l e n t . c o m...

  • Page 225: Utility

    SDS800X HD Series User Manual 30 Utility 30.1 System Information Operate Utility > Menu > System Info to check the system status. System information includes the contents shown below. 30.2 System Setting Language 30.2.1 The SDS800X HD supports multiple languages, including Simplified Chinese, Traditional Chinese, English, French, Japanese, German, Spanish, Russian, Italian, Portuguese, and so on.

  • Page 226: Beeper

    SDS800X HD Series User Manual Beeper 30.2.3 Follow the steps Utility > Menu > System Settings > Beeper to enable or disable the audible buzzer. Auto Power-on 30.2.4 Operate Utility > Menu > System Settings > Auto Power On to set. See the chapter “Power on”...

  • Page 227: Reference Position Setting

    SDS800X HD Series User Manual NTP: Touch the Sever IP input fields, use the pop-up virtual keyboard to input the IP address, and then touch the Sync button. Touch the text box of Time Zone to select the time zone.
  • Page 228 SDS800X HD Series User Manual Take Horizontal Ref as an example to demonstrate the scaling effect of different settings: Timebase = 10 ns/div, Horizontal Delay = -20 ns = - 2 div. Fixed position, timebase is changed to 5 ns/div, the grid number of delay (2div) remains fixed, while the horizontal delay changes to -10 ns.

  • Page 229: Save Button

    SDS800X HD Series User Manual Fixed delay, timebase is changed to 5 ns/div, the horizontal delay value remains fixed, while the grid number of delay changes to 4div. 30.3 Save Button Push the Save button on the front panel to perform the specified save action. The default is to save a screenshot as a picture (.bmp/.png/.jpg).

  • Page 230: Lan Setting

    SDS800X HD Series User Manual Enable/disable quick action. When disabled, pressing Quick Action will have no response. Set the category. When set as “Analysis”, the button can be preset as an analysis function switch; When set as “Edge trigger”, the button can be preset to change some trigger parameters such as source and slope;...

  • Page 231: Install Options

    SDS800X HD Series User Manual 30.6 Install Options The SDS800X HD provides a few options to enhance its functionality. Contact your local SIGLENT sales representative or SIGLENT technical support to get the corresponding option key. Perform the following steps to install the option: Utility >...
  • Page 232 SDS800X HD Series User Manual Click Browse to open the file manager, select the correct upgrade file and touch the Recall icon Click Upgrade in the upgrade dialog box to start the upgrade. The oscilloscope first copies the upgrade file (*.ads) to the local memory and parses it. If the parse succeeds, it will show the following dialog.

  • Page 233: Self-Test

    SDS800X HD Series User Manual After the reboot, check if the version number is in "System Information". Warning: Do not turn off the power during upgrading. Otherwise, the oscilloscope may not boot up! Self-Test 30.7.2 The Self-tests include screen, keyboard, and LED tests. It is used to check whether the oscilloscope has any electrical or mechanical problems with the user interface such as color distortion, and the sensitivity of buttons and knobs.
  • Page 234 SDS800X HD Series User Manual Keyboard Test The keyboard test is used to check whether the oscilloscope front panel buttons or knobs are responsive or sensitive. Perform Utility > Menu > Maintenance > Self Test > Keyboard Test to recall the following interface: ...

  • Page 235: Self-Calibration

    SDS800X HD Series User Manual Press the “Single” button and the first LED on the front panel will light. The corresponding position of the key on the screen will also change color. Press the “Single” button to check the next button. Press the “Single”...

  • Page 236: Developer Options

    Touch Utility > Menu > Maintenance > Quick Cal to set Quick Cal. Developer Options 30.7.4 This function is used for internal development by SIGLENT. 2 2 6 i n t . s i g l e n t . c o m...

  • Page 237: Service

    SDS800X HD Series User Manual 30.8 Service SMB File Share 30.8.1 Perform Utility > Menu > Service > SMB File Share > Client to open the SMB File Share dialog box: Select drive. The default is I: Check to automatically connect to the network directory at every power on Input the SMB File Share directory in the text box Check “Remember”...

  • Page 238: Lxi

    SDS800X HD Series User Manual 30.8.3 This oscilloscope complies with LXI version 1.5, defined in LXI device specification 2016, which can be used to quickly build automated test systems. Click LXI to recall the LXI status box as below: Click LAN Reset to restore the LAN defaults to your oscilloscope. It will enable automatic IP, ICMP Ping responder, and Multicast DNS, and reset the webserver password which is set in Utility >...

  • Page 239: Remote Control

    SDS800X HD Series User Manual 31 Remote Control The SDS800X HD provides a LAN port and a USB Device port which can be used for remote control in multiple ways. 31.1 Web Browser A built-in web server provides an approach to interact with the oscilloscope by a web browser. It doesn’t require any additional software to be installed on the computer.

  • Page 240: Other Connectivity

    SDS800X HD Series User Manual Below is the instrument control interface: Display and control area of the instrument. The display in this area is a copy of the instrument display. Using the mouse to operate in the area is equivalent to directly operating the touch screen display of the instrument.

  • Page 241: Troubleshooting

    Check whether the power switch is on. Check whether the fuse is burned out. If the fuse needs to be changed, please contact SIGLENT timely and return the instrument to the factory for replacement by the maintenance personnel authorized by SIGLENT.
  • Page 242 Restart the instrument and then insert the USB storage device to check it. If the USB storage device still cannot be used normally, please contact SIGLENT. 2 3 2 i n t . s i g l e n t . c o m...
  • Page 243 DC power supplies, electronic loads and other general purpose test instrumentation. Since its first oscilloscope was launched in 2005, SIGLENT has become the fastest growing manufacturer of digital oscilloscopes. We firmly believe that today SIGLENT is the best value in electronic test & measurement. Headquarters: SIGLENT Technologies Co., Ltd...

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