BK Precision 2532B User Manual
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BK Precision 2532B User Manual

25 mhz & 40 mhz digital storage oscilloscope
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Model:
2530B, 2532B
25 MHz & 40 MHz Digital
Storage Oscilloscope
USER MANUAL

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Summary of Contents for BK Precision 2532B

  • Page 1 Model: 2530B, 2532B 25 MHz & 40 MHz Digital Storage Oscilloscope USER MANUAL...

  • Page 3: Safety Summary

    Safety Summary The following safety precautions apply to both operating and maintenance personnel and must be observed during all phases of operation, service, and repair of this instrument. Before applying power, follow the installation instructions and become familiar with the operating instructions for this instrument. If this device is damaged or something is missing, contact the place of purchase immediately.
  • Page 4 Do not attempt any internal service or adjustment unless another person, capable of rendering first aid and resuscitation, is present. DO NOT SUBSTITUTE PARTS OR MODIFY THE INSTRUMENT Do not install substitute parts or perform any unauthorized modifications to this instrument. Return the instrument to B&K Precision for service and repair to ensure that safety features are maintained.

  • Page 5: Safety Symbols

    Compliance Statements Disposal of Old Electrical & Electronic Equipment (Applicable in the European Union and other European countries with separate collection systems) This product is subject to Directive 2002/96/EC of the European Parliament and the Council of the European Union on waste electrical and electronic equipment (WEEE) , and in jurisdictions adopting that Directive, is marked as...
  • Page 6 On (Power). This is the In position of the power switch when instrument is ON. Off (Power). This is the Out position of the power switch when instrument is OFF. This symbol shows that the switch is a power switch located at the top of the oscilloscope.

  • Page 7: Table Of Contents

    Table of Contents SAFETY SUMMARY ..............3 CHAPTER 1 INTRODUCTION ............10 ............ 11 ANEL AND ISPLAY NFORMATION Front Panel ..................11 Back and Side Panel ................12 Display Information ................15 ................ 17 ACKAGE ONTENTS ..............17 HECKING UNCTIONS ................
  • Page 8 Signal Source ..................61 Trigger Type ..................61 Coupling .................... 81 Position ..................... 81 Slope and Level ................. 81 Trigger Holdoff .................. 82 ............84 CQUIRING IGNALS YSTEM ................91 ISPLAY YSTEM X-Y Format ..................97 ................99 EASURE YSTEM Scale Measurement ................
  • Page 9 X-Y F ............168 PPLICATION OF UNCTION ....... 170 NALYZING A IFFERENTIAL OMMUNICATION IGNAL CHAPTER 4 MESSAGE PROMPTS AND TROUBLESHOOTING..172 ..............172 ESSAGE ROMPTS ............... 174 ROUBLESHOOTING CHAPTER 5 SPECIFICATIONS ............ 177 ................177 PECIFICATIONS ................183 ERTIFICATION APPENDIX A DEFAULT SETUP........... 184 APPENDIX B INDEX ..............

  • Page 10: Chapter 1 Introduction

    Chapter 1 Introduction The 2530B/2532B digital storage oscilloscopes (DSO) are portable benchtop instruments used for making measurements of signals and waveforms. This chapter will highlight information on the following: • Panel and display information • Package Contents • Checking functions •...

  • Page 11: Panel And Display Information

    Panel and Display Information Front Panel It is important for you to understand the DSO’s front panel before operating it. The following contents are a brief introduction for the front panel function, which is useful to become familiar with the operation of the 2530B/2532B DSO.

  • Page 12: Back And Side Panel

    Menu On/Off display button Selection option buttons Universal knob Common function buttons (Cursor, Measure, Acquire, Display, Save/Recall, Utility) Vertical Controls (Volts/div, vertical position, CH1 & CH2 On/Off, Math function, Reference function) Default setup button Help button Run Controls (Single, Run/Stop) Horizontal Controls (Time/div, horizontal position, Horizontal menu) 10.
  • Page 13 Figure 2 - Back Panel Side ventilation fan Pass/Fail output RS-232 Port USB interface port (for remote connection to EasyScope software) AC line input (100~240 V, 45-440 Hz, max. 50 VA) Carrying handle Main power On/Off button...
  • Page 14 Figure 3 - Side Panel...

  • Page 15: Display Information

    Display Information Figure 4 - Display Screen Trigger status • Armed - The oscilloscope is acquiring pre-trigger data. All triggers are ignored in this state. • Ready - All pre-trigger data has been acquired and the oscilloscope is ready to accept a trigger. •...
  • Page 16 occurs when oscilloscope is looking for a signal or when timebase is set slow enough in which the scope requires longer time to “scan” in order to acquire the entire signal on display. Displays position of the present waveform window in internal memory.

  • Page 17: Package Contents

    Package Contents The digital storage oscilloscopes are shipped with the following contents: • 2530B/2532B Digital Storage Oscilloscope • User Manual • Easyscope Software Installation Disk • USB (Type A to B) communication cable • AC Power Cord • Two 10:1 passive oscilloscope probes Please locate each item from the original packaging and contact B&K Precision immediately if something is missing.
  • Page 18 Figure 5 - Scope Layout Set the switch to 1X on the probe and connect the probe to channel 1 on the oscilloscope. To do this, align the slot in the probe connector with the key on the CH 1 BNC, push to connect, and twist to the right to lock the probe in place.

  • Page 19: Probe Safety

    Figure 7 - 3Vpp Square Wave Press “CH1” two times to cancel the channel 1, Press“CH2” to change screen into channel 2, reset the channel 2 as step 2 and step Probe Safety A guard around the probe body provides a finger barrier for protection from electric shock.

  • Page 20: Probe Attenuation

    Connect the probe to the oscilloscope and connect the ground terminal to ground before you take any measurements. Note： ● To avoid electric shock when using the probe, keep fingers behind the guard on the probe body. ● To avoid electric shock while using the probe, do not touch metallic portions of the probe head while it is connected to a voltage source.

  • Page 21: Probe Compensation

    Note. When the attenuation switch is set to 1X, the probe limits the bandwidth of the oscilloscope to 10 MHz (according to Probe spec). To use the full bandwidth of the oscilloscope, be sure to set the switch to 10X. Probe Compensation As an alternative method to Probe Check, you can manually perform this adjustment to match your probe to the input channel.
  • Page 22 Overcompensated Compensated Correctly Undercompensated If necessary, adjust your probes compensation trimmer pot. Repeat as necessary.

  • Page 23: Chapter 2 Functions And Operating Descriptions

    Chapter 2 Functions and Operating Descriptions To use your oscilloscope effectively, you need to learn about the following oscilloscope functions: • Menu and control button • Connector • Auto Setup • Default Setup • Universal knob • Vertical System • Horizontal System •...

  • Page 24: Menu And Control Button

    Menu and Control Button Figure 10 - Control Buttons Channel buttons (CH1, CH2): Press a channel button (CH1 or CH2) to turn that channel ON or OFF and open the Channel menu for that channel. You can use the channel menu to set up a channel. When the channel is ON, the channel button is lit.
  • Page 25 HORI MENU: Press to display the Horizontal menu. You can use the Horizontal menu to display the waveform and to zoom a segment of a waveform. TRIG MENU: Press to display the Trigger menu. You can use the Trigger menu to set the trigger type (Edge, Pulse, Video, Slope, Alternative) and trigger settings.

  • Page 26: Connectors

    UTILITY: Press to open the Utility menu. You can use the Utility menu to configure oscilloscope features, such as sound, language, counter, etc. You can also view system status and update software. DEFAULT SETUP: Press to reset the oscilloscope’s settings to the default factory configuration.

  • Page 27: Auto Setup

    EXT TRIG: Input connector for an external trigger source. Use the Trigger Menu to select the “Ext” or “Ext/5” trigger source. Probe Compensation: 1 kHz voltage probe compensation output and ground. Use to electrically match the probe to the oscilloscope input circuit.
  • Page 28 Table 1 - Autoset Menu Option Description Auto set the screen and display several cycles signal. (Multi-cycle sine) Set the screen and auto display single cycle signal. (Single-cycle sine) Auto set and show the rising time. (Rising edge) Auto set and show the falling time. (Falling edge) Causes the oscilloscope to recall the previous setup.
  • Page 29 Table 2 - Autoset Function Menu Items Function Setting Acquire Mode Adjusted to Sampling Display Format Display Type Set to Dots for a video signal, set to Vectors for an FFT spectrum; otherwise, unchanged Vertical Coupling Adjusted to DC or AC according to the input signal V/div Adjusted...

  • Page 30: Default Setup

    Default Setup The oscilloscope is set up for normal operation when it is shipped from the factory. This is the default setup. To recall this setup, press the DEFAULT SETUP button. For the default options, buttons and controls when you press the DEFAULT SETUP button, refer to “Appendix A Default Setup”.

  • Page 31: Universal Knob

    Universal Knob Figure 13 - Universal Knob You can use the Universal knob with many functions, such as adjusting the hold off time, moving cursors, setting the pulse width, setting the video line, adjusting the upper and lower frequency limit, adjust X and Y masks when using the pass/fail function, etc.

  • Page 32: Vertical System

    Vertical System The vertical control could be used for displaying waveform, rectify scale and position. Figure 14 - Vertical System Controls...

  • Page 33: Channel Function Menu

    Channel Function Menu Table 3- Channel Function Menu Option Setting Introduction Coupling DC passes both AC and DC components of the input signal. AC blocks the DC component of the input signal and attenuates signals below 10 Hz. GND disconnects the input signal. Volts/Div Coarse Selects the resolution of the Volts/Div knob...
  • Page 34 Option Setting Instruction Invert Turn on invert function. Turn off invert function. Filter Press this button to enter the “Digital Filter menu”. Next Page Page 2/2 Press this button to return the first page menu. Table 4 - Channel Function Menu 2 Option Setting Introduction...

  • Page 35: Setting Up Channels

    • “GND” Coupling: Use GND coupling to display a zero-volt waveform. Internally, the channel input is connected to a zero-volt reference level. • Fine Resolution: The vertical scale readout displays the actual Volts/Div setting while in the fine resolution setting. Changing the setting to coarse does not change the vertical scale until the VOLTS/DIV control is adjusted.
  • Page 36 Take the CH1 for example; the tested signal is a sine wave signal with DC deflection: • Press“CH1”→“Coupling”→“AC”, Set to AC couple mode. This will block the DC component of the input signal. Figure 15 - AC Coupling • Press“CH1”→“Coupling”→“DC”, Set to DC couple mode. Both DC and AC components of the input signal will be captured.
  • Page 37 Figure 16 - DC Coupling • Press“CH1”→“Coupling”→“GND”, Set to GROUND mode. This disconnects the input signal. Figure 17 - GND Coupling...
  • Page 38 Volts/Div Settings Vertical scale adjust have Coarse and Fine modes, Vertical sensitivity range of 2 mV/div – 10 V/div. Take CH1 for example: • Press“CH1”→“Volts/Div”→“Coarse”. It is the default setting of Volts/Div, and it makes the vertical scaling in a 1-2-5-step sequence from 2 mV/div, 5 mV/div, 10 mV/div to 10 V/div.
  • Page 39 Figure 19 - Fine Control Setting Probe Attenuation In order to assort the attenuation coefficient, you need to respond in the channel operation Menu. If the attenuation coefficient is 10:1, the input coefficient should be set to 10X, so that the Volts/div information and measurement testing is correct.
  • Page 40 Figure 20 - Setting Probe Attenuation Inverting waveforms Take CH1 for example: • Press“CH1”→Next Page“ page1/2” →“Invert”→“On”: Figure 21- Invert Waveform Screen...
  • Page 41 Using the Digital Filter Press “CH1”→“Next Page page1/2”→ “Filter”, display the digital filter menu. Select “Filter Type”, then select “Upper Limit” or “Lower Limit” and turn the “Universal” knob to adjust them. • Press “CH1”→“Next Page page1/2”→ “Filter” →“Off”. Turn off the Digital Filter function.

  • Page 42: Using Vertical Position Knob And Volt/Div Knob

    Figure 23 - Digital Filter Adjustment Screen Using Vertical Position Knob and Volt/div Knob • Vertical “POSITION” knob Use the Vertical “POSITION” knobs to move the channel waveforms up or down on the screen. This button’s resolution varies based on the vertical scale. When you adjust the vertical position of channel waveforms, the vertical position information will display on the bottom left of the screen.

  • Page 43: Math Functions

    • “Volts/div” knob Use the “Volts/div” knobs to control how the oscilloscope amplifies or attenuates the source signal of channel waveforms. When you turn the “volts/div” knob, the oscilloscope increases or decreases the vertical size of the waveform on the screen with respect to the ground level; When you press the “Volt/div”...
  • Page 44 Table 6 - Math Function Menu Function Setting Introduction Operation +, -. *, /, FFT Math operations between signal source CH1 and CH2. CH1 Invert Invert the CH1 waveform. Turn off CH1 Invert function. Invert the CH2 waveform. Invert Turn off CH2 Invert function. Table 7 - Math Function Description Operation Setting...

  • Page 45: Fft Spectrum Analyzer

    MATH Waveform Figure 24- CH1 added with CH2 FFT Spectrum Analyzer The FFT process mathematically converts a time-domain signal into its frequency components. You can use the Math FFT mode to view the following types of signals: • Analyze the harmonic wave in a power cable. •...
  • Page 46 Table 8 - FFT Function Menu 1 FFT Option Setting Introduction Source CH1, CH2 Select this channel as the FFT source. Window Hanning Select FFT window types. Hamming Rectangular Blackman FFT ZOOM Changes the horizontal magnification of the FFT display. Next Page Page 1/2 Enter the second page of FFT menu.
  • Page 47 Turn the horizontal “POSITION” knob to position the part of the YT waveform that you want to analyze in the center eight divisions of the screen. The oscilloscope calculates the FFT spectrum using the center 1024 points of the time-domain waveform. Turn the “Volts/div”...

  • Page 48: Displaying The Fft Spectrum

    Displaying the FFT Spectrum Press the MATH button to display the Math Menu. Use the options to select the Source channel, Window algorithm, and FFT Zoom factor. You can display only one FFT spectrum at a time. You can select “Full screen” or “Split”...

  • Page 49: Select Fft Window

    Select FFT Window Windows reduce spectral leakage in the FFT spectrum. The FFT assumes that the YT waveform repeats forever. With an integral number of cycles, there are no discontinuities in the signal shape. A non-integral number of cycles in the YT waveform cause the signal start and end points to be at different amplitudes.

  • Page 50: Magnifying And Positioning And Fft Spectrum

    frequency resolution. waveforms, to find higher order harmonics. Magnifying and Positioning and FFT Spectrum You can magnify and use cursors to take measurements on the FFT spectrum. The oscilloscope includes an “FFT Zoom” option to magnify horizontally, press this option button to select “1X”, “2X”, “5X” or “10X”. Moreover, you also can turn the “Universal”...
  • Page 51 Input a sine signal to channel 1, and press the “AUTO” button. Press the “MATH” button to enter the “MATH” menu. Press the “Operation” option button to select “FFT”. Press the “Source” option button to select “CH1”. Press CH1 button to display CH1 menu. Turn the “time/div”...
  • Page 52 Figure 26 - Measure FFT Screen Measure FFT Frequency Press the CURSOR button. Press the “Cursor Mode” button to select “Manual”. Press the “Type” option button to select “Time”. Press the “Source” option button to select “FFT”. Press the “CurA” option button, turn the “Universal” button to move Cursor A to the highest position of the FFT waveform.
  • Page 53 Figure 27 - Measure FFT Frequency Screen NOTE： - The FFT of a waveform that has a DC component or offset can cause incorrect FFT waveform magnitude values. To minimize the DC component, choose AC Coupling on the source waveform. To display FFT waveforms with a large dynamic range, use the dBVrms scale.

  • Page 54: Using Ref

    Using REF The reference control saves waveforms to a nonvolatile waveform memory. The reference function becomes available after a waveform has been saved. Table 11 - REF Function Menu Option Setting Introduction Source CH1,CH2, Choose the waveform display to store. CH1 off CH2 off REFA...
  • Page 55 Operation step: Press the “REF” menu button to display the “Reference waveform menu”. Press the “Source” option button to select input signal channel. Turn the vertical “POSITION” knob and “Volt/div” knob to adjust the vertical position and scale. Press the third option button to select “REFA” or “REFB” as storage position.

  • Page 56: Horizontal System

    Note: - X-Y mode waveforms are not stored as reference waveforms. You cannot adjust the horizontal position and scale of the reference waveform. Horizontal System Shown below, there is one button and two knobs in the HORIZONTAL area. Table 12 - Horizontal System Function Menu Option Setting Description...
  • Page 57 Changing the horizontal scale causes the waveform to expand or contract around the screen center. • Horizontal “POSITION” knob Adjust the horizontal position of all channels and math waveforms (the position of the trigger relative to the center of the screen). The resolution of this control varies with the time base setting.

  • Page 58: Window Zone

    • Display scan mode： When the TIME/DIV control is set to100 ms/div or slower and the trigger mode is set to Auto, the oscilloscope enters the scan acquisition mode. In this mode, the waveform display updates from left to right. There is no trigger or horizontal position control of waveforms during scan mode.

  • Page 59: Trigger System

    Figure 30 - Horizontal Delay Menu Turn the “Horizontal Position” knob (adjust window’s position) to select the window that you need and expanded window waveform display will show on the below half of the screen at the same time. Trigger System The trigger determines when the oscilloscope starts to acquire data and display a waveform.
  • Page 60 • “TRIG MENU” Button: Press the “TRIG MENU” Button to display the “Trigger Menu”. • “LEVEL” Knob: The LEVEL knob is to set the corresponding signal voltage of trigger point in order to sample. Press the “LEVEL” knob to set trigger level to zero. •...

  • Page 61: Signal Source

    The feature is very useful because you can see the events that led up the trigger point. Everything to the right of the trigger point is the post-trigger information. The amount of delay range (pre- trigger and post-trigger information) available is dependent on the sweep speed selected.
  • Page 62 Table 13 - Edge Trigger Function Menu Option Setting Explain Type Edge With Edge highlighted, the rising or falling edge of the input signal is used for the trigger. Source Triggers on a channel whether or not the waveform is displayed. Does not display the trigger signal;...
  • Page 63 Table 14 - Trigger Setup Function Menu Option Setting Explain Coupling Passes all components of the signal Blocks DC components, attenuates signals below 50 Hz. Attenuates the high-frequency components above HF Reject 150 kHz. Blocks the DC component attenuates the low- LF Reject frequency components below 7 kHz.
  • Page 64 Operating Instructions: Set up Type Press the “TRIG MENU” button to display “Trigger” menu. Press the “Type” option button to select “Edge”. Set up Source According to input signal, press the “Source” option button to select “CH1”, “CH2”, “EXT”, “EXT/5”or “AC Line”. Set up Slope Press the “Slope”...
  • Page 65 Single: The oscilloscope acquire a waveform when the trigger condition is satisfied and then stops. Set up Trigger coupling • Press the “Set up” button to enter the “Trigger Setup Menu”. • Press the “Coupling” option button to select “DC”, “AC”, “HF Reject”...
  • Page 66 When Select how to compare (Positive pulse width less than the trigger pulse relative pulse width setting) to the value selected in the Set Pulse Width (Positive pulse width larger option. than pulse width setting) (Positive pulse width equal to pulse width setting) (Negative pulse width less than pulse width setting)
  • Page 67 Table 16 - Pulse Trigger Function Menu 2 Option Setting Explain Type Pulse Select the pulse to trigger the pulse match the trigger condition. Mode Auto Select the type of triggering; Normal Normal mode is best for most Pulse Width single trigger applications.
  • Page 68 Press the “When” option button to select “ ”, “ ”, “ ”, “ ”, “ ”or “ ”. Set up pulse width Turn the “Universal” knob to set up width. Video Trigger Trigger on fields or lines of standard video signals. Table 17 - Functional Menu of Video Trigger 1 Option Setting...
  • Page 69 Figure 34 - Video Trigger Screen Table 18 - Functional Menu of Video Trigger 2 Option Setting Instruction Type Video When you select the video type, put the couple set to the AC, then you could trigger the NTSC,PAL and SECAM video signal.
  • Page 70 Page 2/2 Return the first page of “Video Next Page Trigger menu”. Operating Instructions: Set up Type Press the “TRIG MENU” button to display “Trigger” menu. Press the “Type” option button to select “Video”. Set up Polarity Press the “Polarity” option button to select “ ”...
  • Page 71 If you select “Line Num”, you can turn the “Universal” knob to set the appointed line number. Set up Standard Press the “next Page Page2/2” option button. Press the “Standard” option button to select “PAL/SECAM” or “NTSC”. Slope Trigger Trigger on positive slope or negative slope according to setup time of the oscilloscope.
  • Page 72 Time Turn the “Universal” knob to set slope time. Time setup range is < Set Time> 20ns-10s. Next Page Page 1/2 Enter the second page of slope trigger. Figure 35 - Slope Trigger Menu Table 20 - Slope Trigger Function Menu 2 Option Setting Instruction...
  • Page 73 Vertical Select the trigger level that can be adjusted by “LEVEL” knob. You can adjust “LEVEL A”, “LEVEL B” or adjust them at the same time. Use this mode to let the acquisition free-run in the absence of a valid Auto trigger;...
  • Page 74 Figure 36 - Slope Trigger Menu 2 Operating Instructions: Follow next steps if you select “Slope trigger”: Input a signal to CH1 or CH2. Press the “AUTO” button. Press the “TRIG MENU” button to enter “Trigger menu”. Press the “Type” option button to select “Slope”. Press the “Source”...
  • Page 75 Press the “Time” button and turn the “Universal” knob to adjust slope time. Press the “Next Page - Page 1/2” option button to enter the second page of the “Slope trigger menu”. Press the “Vertical” option button to select a trigger level that can be adjusted.
  • Page 76 Table 21 - Set Trigger Mode to Edge Trigger Function Menu 1 Option Setting Instruction Type Alternative The trigger signal comes from two vertical channels when you use alternative trigger. In this mode, you can observe two irrelative signals at the same time. Set trigger type information for CH1 signal.
  • Page 77 Select how to compare the trigger When pulse relative to the value selected in the Set Pulse Width option. Enter the second page of Alternative Next Page Page 1/2 trigger menu. Table 23 - Set Trigger Mode to Pulse Trigger Function Menu 2 Option Setting Explain...
  • Page 78 Normal triggers on the negative edge of the sync pulse. (Normal Polarity Inverted triggers on the positive edge of (Inverted) the sync pulse. Enter the second page of Alternative Next Page Page 1/2 trigger menu. Table 25 - Set Trigger Mode to Video Trigger Function Menu 2 Option Setting Instruction...
  • Page 79 When Select slope trigger condition. Enter the second page of the alternative Next Page Page 1/2 trigger. Table 27 - Set Trigger Mode to Slope Trigger Function Menu 2 Option Setting Instruction Time Turn the “Universal” knob to set the slope time.
  • Page 80 Operation Instructions: To observe two irrelative channel signals, follow these steps ： Input two irrelative signals to channel 1 and channel 2. Press the AUTO button. Press the TRIG MENU button to enter “trigger menu”. Press the “Type” option button to select “Alternative”. Press the “Channels”...

  • Page 81: Coupling

    Coupling Use “Coupling” to make sure the signal passes through the trigger circuit. It is useful for obtaining a steady wave form. If you use trigger coupling, you should press the “TRIGGER” button and then select “Edge”, “Pulse”, “Video”, or “Slope” trigger. Then select the “coupling”...

  • Page 82: Trigger Holdoff

    The TRIGGER LEVEL knob controls where on the edge the trigger point occurs Figure 38 - Rise and Fall Edge Note: ● Press the SINGLE button when you want the oscilloscope to acquire a single waveform. ● Trigger coupling affects only the signal passed to the trigger system.
  • Page 83 will not trigger during the holdoff time. For a pulse train, you can adjust the holdoff time so the oscilloscope triggers only on the first pulse in the train. Trigger position Trigger level Holdoff time Figure 39 - Trigger Holdoff If you want to change holdoff time, please follow the steps below: Press the “TRIG MENU”...

  • Page 84: Acquiring Signals System

    Acquiring Signals System Shown below is the “ACQUIRE” button for entering the menu for “Acquiring Signals”. Table 28- Acquiring Signals Function Menu Option Setting Introduction Acquisition Sampling Use for sampling and accurately display most of the waveform. Peak Detect Detect the noise and decrease the possibility of aliasing.
  • Page 85 • Sampling: In this acquisition mode, the oscilloscope samples the signal in evenly spaced intervals to construct the waveform. This mode accurately represents signals most of the time. Advantage: You can use this mode to reduce random noise. Disadvantage: This mode does not acquire rapid variations in the signal that may occur between samples.
  • Page 86 Advantage: In this way, the oscilloscope can acquire and display narrow pulses, which may have otherwise been missed in Sample mode. Disadvantage: Noise will appear to be higher in this mode. Figure 41 - Peak Detect • Average: The oscilloscope acquires several waveforms, averages them, and displays the resulting waveform.
  • Page 87 Figure 42 - Acquisition Averaging Screen • Equivalent Time Sampling: The equivalent time sampling mode can achieve up to 10 GSa/s. • Real Time Sampling: The oscilloscope’s maximum real-time sampling rate is 500 MSa/s. • “RUN/STOP” Button: Press the RUN/STOP button when you want the oscilloscope to acquire waveforms continuously.
  • Page 88 oscilloscope detects a trigger it completes the acquisition and stops. When you push the RUN/STOP or SINGLE buttons to start an acquisition, the oscilloscope goes through the following steps: Acquire enough data to fill the portion of the waveform record to the left of the trigger point. This is also called the pre-trigger.
  • Page 89 waveform with a frequency lower than the actual input waveform, or triggers and displays an unstable waveform. Actual high-frequency waveform Apparent low-frequency waveform due to aliasing Sampled points Figure 43 - Time Domain Aliasing Operating Instructions: Set up Sampling Format You can press the “Acquisition”...
  • Page 90 Figure 44 - "On" for Sine Interpolation Figure 45 - "Off" for Linear Interpolation...

  • Page 91: Display System

    Set up Sampling mode Press the “Mode” option button to select “Real Time” or “Equ Time”. Set up Sampling rate Adjust the sampling rate by pressing the “Sa Rate” option button and turning the Time/div front panel knob. The sampling rate is shown at the corresponding timebase scale.
  • Page 92 Table 29- Display System Function Menu 1 Option Setting Introduction Type Vectors Vectors: Fills the space Dots between adjacent sample points in the display. Dots: There is no link between adjacent sample points. Persist Sets the length of time 1 sec each displayed sample 2 sec point remains displayed.
  • Page 93 Figure 46 - Display Menu Screen Table 30 - Display System Function Menu 2 Option Setting Introduction Format YT format displays the vertical voltage in relation to time (horizontal scale). XY format displays a dot each time a sample is acquired on channel 1 and channel Screen Normal...
  • Page 94 Display 5sec 10sec 20sec Infinite Next Page 2/3 Press this button to enter the second Page page of “Display menu”. Figure 47 - Display Menu 2 Table 31 - Display System Function Menu 3 Option Setting Introduction Skin Classical Set up screen style. Modern Tradition Succinct...
  • Page 95 Operate Introduction: Setup waveform display type Press the “DISPLAY” button to enter the “Display” menu. Press the “Type” option button to select “Vectors” or “Dots”. Set up Persist Press the “Persist” option button to select “Off”, “1 Sec”, “2 Sec”, “5 Sec” or “Infinite”. You can use this option to observe some special waveforms.
  • Page 96 Setup Intensity Press the “Intensity” option button and turn the “Universal” knob to adjust waveforms’ intensity. Setup Brightness Press the “Brightness” option button and turn the “Universal” knob to adjust grid brightness. Setup Display Format Press the “Next Page” option button to enter second display menu.

  • Page 97: X-Y Format

    Set Skin Press the “skin” option button or turn the “Universal” knob to select “Classical”, “Modern”, “Traditional”, or “Succinct”. X-Y Format Use the XY format to analyze phase differences, such as those represented by Lissajous patterns. The format plots the voltage on channel 1 against the voltage on channel 2, where channel 1 is the horizontal axis and channel 2 is the vertical axis.
  • Page 98 the horizontal scale and position. ● Turn the “time/div” knob to adjust the sampling rate ● The following functions are forbidden at XY display form: ● Benchmark waveform and wave mathematics ● Cursor ● Auto (resets display format to YT) ●...

  • Page 99: Measure System

    Measure System The oscilloscope displays the voltage in relation to time and test the waveform displayed. There are scale, cursor, and auto measure modes. Scale Measurement This method allows you to make a quick visual estimate. For example, you might look at waveform amplitude and determine that it is a little more than 100 mV.
  • Page 100 Manual Mode Table 32 - Manual Cursor Function Menu Option Setting Instruction Cursor Manual In this menu, set the manual Mode cursor measure. Type Voltage Use cursor to measure voltage Time parameters. Use cursor to measure time parameters. Source Select input signal channel. MATH/FFT REFA REFB...
  • Page 101 Press CURSOR button to enter the cursor function menu. Press the “Cursor Mode” option button to select “Manual”. Press the “Type” option button to select “Voltage” or “Time” Press the “Source” option button to select “CH1”, and “CH2”, “MATH”, “FFT”, “REFA”, “REFB” according to input signal channel.
  • Page 102 Track Mode Table 33- Track Mode Function Menu Option Setting Instruction Cursor Track In this mode, set track Mode cursor measure. Cursor A Set the input signal channel that the Cursor A NONE will measure. Cursor B Set the input signal channel that the Cursor B NONE will measure.
  • Page 103 Press the “Cursor B” option button to select the input signal channel. Select “Cur A”, turn the “Universal” knob to move Cursor A horizontally. Select “Cur B”, turn the “Universal” knob to move Cursor B horizontally. The measurement values are displayed on the left of the top corner: T: The horizontal position of Cursor A (Time cursor centered around the midpoint of screen)
  • Page 104 Figure 50 - Cursor Menu Auto Mode Table 34 - Auto Mode Function Menu Option Setting Instruction Cursor Auto Set to auto cursor Mode measure mode. This mode will take effect with automatic measurements. The instruments will display cursors while measuring parameters automatically. These cursors demonstrate the physical meanings of these measurements.

  • Page 105: Auto Measurement

    Press the “MEASURE” button to enter “Auto cursor measure mode menu” to select the parameter that you want to measure. Figure 51 - Auto Mode Auto Measurement “MEASURE” button as shown below enters the “Automatic Measure Function Menu”.
  • Page 106 When you take automatic measurements, the oscilloscope does all the calculation for you. The measurements use all the recorded points in the memory, which are more accurate than measurements made using the graticule lines or cursor measurements because these measurements are confined to be made by only using points on the display and not all the data points recorded by the oscilloscope.
  • Page 107 Figure 52 - Auto Measure Menu 1 Table 36 - Auto Measure Function 2 - Voltage Measure Menu Option Setting Instruction Source CH1, CH2 Select input signal source for Voltage measure. Type Vpp, Vmax, Vmin, Vamp, Press the “Type” button Vtop, Vbase, Vavg, Mean, , or turn the “Universal”...
  • Page 108 Table 37 - Auto Measure Function 3 - Time Measure Menu Option Setting Instruction Source CH1, CH2, MATH, Select input signal REFA, REFB source for Time measure. Type Press the “Type” Freq, Period, +Width, - button or turn the Width, Rise Time, Fall “Universal”...
  • Page 109 Return Return to the first page of auto measurement menu. Table 39 - All Measurement Function Menu Option Setting Instruction Source Select input signal channel. Voltage Turn on the all measurement function to measure voltage parameters. Turn of the all measurement function to measure voltage parameters.
  • Page 110 Vtop Measures the lowest voltage over the entire waveform. Vbase The arithmetic mean over the first cycle in the waveform. Vavg The arithmetic mean over the entire waveform. Mean The true Root Mean Square voltage over the first cycle in the waveform. Crms The true Root Mean Square voltage over the entire waveform.
  • Page 111 -Width Measures the time between the first falling edge and the next rising edge at the - Wid waveform 50% level. Measures the first cycle waveform. Positive Duty Cycle is the ratio between + Duty positive pulse width and period. Measures the first cycle waveform.
  • Page 112 Press the top first option button to enter the “second measurement menu”. Select measure type. If you press the “Voltage” option button, “Voltage measurement” menu will display on the screen. Press the “Source” option button to select “CH1”, “CH2” according to input signal channel. Press the “Type”...
  • Page 113 You can display the other parameters and its’ value on the corresponding position in the same way. The screen can display up to five parameters at one time. If you want to measure time parameters using all measure function, please follow these steps: Press the “MEASURE”...

  • Page 114: Storage System

    Storage System Shown below, the “SAVE/RECALL” button enters the “Storage System Function Menu”. The scope can save 2 groups’ reference waveforms, 20 groups’ setups, and 10 waveforms to the oscilloscope’s internal memory. There is a USB Host interface in the front panel of the oscilloscope where you can save setup data, waveform data, waveform interface image, CSV file to a USB flash drive.
  • Page 115 Select folder/files Create new Delete present Figure 55 - Save All Menu Screen 1 Select folder/files Create new files in present directories Delete Recall stored files or present Figure 56 - Save All Menu Screen 2...
  • Page 116 Modify the file Return to Figure 57 - Save All Menu Screen 3 Recalling Files The Load button is used to recall your setup files. Once you’ve navigated to the desired file and it’s highlighted in the main screen area, press the Load option button and the setup is recalled from the USB flash drive.
  • Page 117 Figure 58 - Save All Rename Screen Creating Folders and Files Create new folders and files by pressing the New Folder or New File option button. The following screen is shown: Figure 59 - Input Characters Screen...
  • Page 118 • The New File menu choices and behavior is the same as the New Folder menu. It just has a different heading. The InputChar option button adds the selected character to the cursor position in Name field. • Move the cursor position in the name field using the “→” and “←”...
  • Page 119 Save/Recall Setup • Save Setups to Device: The complete setup is stored in nonvolatile memory. When you recall the setup, the oscilloscope will be in the mode from which the setup was saved. The oscilloscope saves the current setup if you wait three seconds after the last change before you power off the oscilloscope.
  • Page 120 To save setups to the oscilloscope’s internal memory, follow the steps below: For example: Save setup that set waveform display type to “Dots” to internal memory. Press the “SAVE/RECALL” button to enter the “SAVE/RECALL” menu. Press the “Type” option button to select “setups”. Press the “Save to”...
  • Page 121 Press the “Recall” option button. • Save Setup to USB Flash Drive Table 42 - Save Setup to USB Flash Drive Function Menu Option Setting Introduction Type Setups Menu for the Storage/Recall settings. Save to File Save setup data to USB flash drive. Save Go to the Save/Recall interface Figure 61 - Save Setup Screen...
  • Page 122 Insert USB flash drive to USB host port of the oscilloscope and wait until the oscilloscope has initialized USB flash drive (about five second). Press the “Save to” option button to select “file”. Press the “Save” option button to go into the Save/Recall interface.
  • Page 123 five seconds). Press the “Save to” option button to select “File”. Press the “Save” option button then you’ll go into the Save/Recall interface. Choose the file you want then press the “Load” option button (about five seconds, there is a prompting message that shows “Read data success”), now setup data have been recalled from USB flash drive.
  • Page 124 Figure 62 - Set Factory Default Screen Save/Recall Waveform Save Waveforms to Device Table 44 - Save Waveform to Device Function Menu Option Setup Introduction Type waveforms Menu for the Storage/Recall waveforms in the oscilloscope. Save to Device Save waveforms to the oscilloscope’s internal memorizer.
  • Page 125 Figure 63 - Save Waveform Menu Screen To save waveforms in internal memory, do the following: Input a sine signal to channel 1 and press the “Auto” button. Press the “SAVE/RECALL” button to enter “SAVE/RECALL” display menu. Press the “Type” option button to select “waveforms”. Press the “Save to”...
  • Page 126 To recall waveforms, do the following: Press the “SAVE/RECALL” button to enter “SAVE/RECALL” display menu. Press the “Type” option button to select “waveforms”. Press the “Save to” option button to select “Device”. Press the “waveform” option button or turn the “Universal” knob to select “No.1”.
  • Page 127 Figure 64 - Save Waveforms Screen Save waveforms to USB flash drive, follow next steps: Input a sine signal to channel 1, press the “AUTO” button. Press “SAVE/RECALL” button enter “SAVE/RECALL” display menu. Press the “Type” option button to select “Waveforms”. Insert USB flash drive to USB host port of the oscilloscope and wait until the oscilloscope has initialized USB flash drive (about...
  • Page 128 Recall waveforms form USB flash drive, follow next steps: Press the “SAVE/RECALL” button. Press the “Type” button to select “Waveforms”. Insert USB flash drive to USB host port of the oscilloscope and wait until the oscilloscope has initialized USB flash drive (about ten seconds).
  • Page 129 Save Picture When the USB flash drive insert to the USB Host interface (now the USB flash drive open status icon displays on the top of the screen), select “Save picture” and press the “Save” knob to go into the Save/Recall interface. Save Go to the Save/Recall interface.
  • Page 130 Insert USB flash drive to USB host port of the oscilloscope and wait until the oscilloscope has initialized USB flash drive (about five seconds). Press the “Print Key” option button to select “Save Picture”. Press the “Save” option button then go into the Save/Recall interface”.
  • Page 131 Figure 66 - Save to CSV Screen To save CSV file to USB flash drive, do the following: Press the “SAVE/RECALL” button to enter “SAVE/RECALL” menu. Press the “Type” option button to select “CSV”. Insert USB flash drive to USB host port of the oscilloscope and wait that the oscilloscope has initialized USB flash drive (about five seconds).
  • Page 132 Create a file name then press the “Confirm” button (About five seconds, there is a prompting message showing “Save data success” displaying on the screen), now CSV file has been saved to USB flash drive. Note: The maximum number of data points of a waveform that can be saved as a CSV file into USB drive is ~32768 pts (depending on the timebase setting) when data depth is set to maximum.

  • Page 133: Utility System

    Utility System “UTILITY” system button is located as shown below: Table 48 - Utility System Function Menu 1 Option Setting Introduction System Displays summaries of the Status oscilloscope settings. Sound Open the key-press voice. Close the key-press voice. Counter Turn on Frequency Counter Turn off Frequency Counter.
  • Page 134 Next Page Page 1/4 Press this button to enter second page. Figure 67 - Utility Menu Screen 1 Table 49 - Utility System Function Menu 2 Option Setting Introduction Do self cal Auto self emendation. Do Self Test Screen Test Run the screen detect program Keyboard Test Run the keyboard detect program...
  • Page 135 Next Page Page 2/4 Press this button to enter third page. Figure 68 - Utility Menu Screen 2 Table 50 - Utility System Function Menu 3 Option Setting Introduction Update You can update firmware of the firmware oscilloscope use USB flash Driver (~ two minutes).

  • Page 136: System Status

    Table 51 - IO Setting Function Menu Option Setting Introduction Baud Set up band rate. 2400 4800 9600 19200 38400 Note: When interfacing with the EasyScope software, it is recommended that users use the rear panel USB interface for communication instead of RS232 because transmission speed is noticeably slower when waveforms are being transferred from scope to PC via RS232 interface port.

  • Page 137: Language

    Figure 69 - System Status Info Screen Table 53 - System Status Information Option Introduction Startup Times List the boot-strap times. Software version List the software version. Hardware Version List the hardware version. Product type List the product type. Serial No. List the product serial number.

  • Page 138: Self Calibration

    Figure 70 - Language Selection Screen Self Calibration Self Calibration procedure can optimize the signal path at the most measurement precision. You can run this procedure at any time. If the operating temperature changes by more than 5° C or the units run more than thirty minutes, you should do the self calibration.

  • Page 139: Self Test

    Figure 71 - Calibration Screen Self Test Press “UTILITY” and select “Do Self Test” Table 54 - Self Test Menu Option Introduction Screen Test Run Screen Test Program. Keyboard Test Run Keyboard Test Program. LED Test Run LED Test Program. Screen Test Select “Screen Test”...
  • Page 140 Figure 72- Screen Test Start Screen Keyboard Test Select “keyboard Test” to enter the key test interface, the on-screen shapes represent the front panel keys. The shapes with two arrows beside them represent the front panel knobs. The squares represent the knob presses for scale knobs.
  • Page 141 • At the bottom of the screen display “Press‘ RUN/STOP’ Key Three Times to exit” information prompt to show that press “RUN/STOP” three times to end test. Figure 73 - Key Test Screen LED Test Select “LED Test” to enter the lighten interface, the on-screen lathy rectangle shapes represent the front panel keys;...

  • Page 142: Updating The System Software

    Figure 74 - LED Test Screen Updating the System Software • Using USB flash drive to update firmware The software of the oscilloscope can be updated directly via USB Flash drive. This process takes about two minutes. Follow next steps: Insert USB Flash Drive with firmware procedure to USB Host interface on the front panel of the oscilloscope.

  • Page 143: Pass/Fail

    Press the “SINGLE” button to start updating the software according to prompt on the screen. When completed, turn off the oscilloscope and turn on again. The software will then be updated. The oscilloscope needs to execute “Do Self Cal” after update.
  • Page 144 of the waveform pass/fail. Next Page Page 1/2 Press this button to enter second page of Pass/Fail menu. Figure 75 - Pass/Fail Screen 1 Table 56 - Pass/Fail Function Menu 2 Option Setting Instruction Output Pass Output when pass condition Fail detected.
  • Page 145 Figure 76 - Pass/Fail Screen 2 Table 57 - Mask Setting Function Menu 1 Option Setting Instruction X Mask Turn the “Universal” knob to set the range of horizontal clearance to the waveform. <0.04div- xdiv 4.00div> Y Mask Turn the “Universal” knob to set the range of vertical clearance to the waveform.
  • Page 146 Figure 77 - Mask Menu Screen 1 Table 58 - Mask Setting Function Menu 2 Option Setting Instruction Save Store created mask setting. Load Recall stored mask setting. Return Return to the main menu of mask setting. Last Page 2/2 Return to the first page of the “Mask Page Setting menu”.
  • Page 147 Figure 78 - Mask Menu Screen 2 RUN Pass/Fail test, please follow next page: Press UTILITY button to enter the “Utility menu”. Press the “Next Page Page1/4” option button. Press the “Next Page Page2/4” option button to enter the third page of “Utility menu”.
  • Page 148 Press the “Mask Setting” option button to enter the first page of “Mask menu”. Press the “X Mask” button; turn the “Universal” knob to adjust the horizontal clearance. Press the “Y Mask” button; turn the “Universal” knob to adjust the vertical clearance.

  • Page 149: Waveform Recorder

    Waveform Recorder Press the Record option to record the input waveform from CH1 and CH2 with a maximum record length of 2500 frames. The time between frames is adjustable. You can record Pass/Fail test output (especially useful when capturing abnormal signals over a long period of time) without having to watch the signal Table 59 - Waveform Recorder Function Menu Option...
  • Page 150 Figure 80 - Record Menu Screen To record waveforms, follow these steps: 1. Press the UTILITY button to enter “Utility menu”. 2. Press the “Next Page” option button to enter the third page of “Utility menu”. 3. Press the “Record” button to enter “Waveform Record Menu”.
  • Page 151 Play Back: Play back current record waveforms or saved record waveforms. Table 60 - Waveform Playback Function Menu 1 Option Setting Instruction Mode Play Back Set the Play Back function menu. Operate Press to start playback (Run) playing. (Stop) Press to stop playing. Play Set circular play mode.
  • Page 152 Table 61 - Waveform Playback Function Menu 2 Option Instruction Setting Start Frame Set start frame. Curr_Frame Select current frame to be played. End Frame Set End frame. Return Press to return the waveform recorder main menu. Next Page Return to the first page of Page 2/2 Play Back function menu.

  • Page 153: Record

    Press the “Next Page 1/2” to enter the second page of “Play Back function menu”. Select the “Start Frame” option, turn the “Universal” knob to adjust the start frame of play back waveform. Select the “End Frame” option, turn the “Universal” knob to adjust the end frame of play back waveform.
  • Page 154 Figure 83 - Record Screen Table 63 - Waveform Recall Function Menu Option Description Stop Quit the auto-recalled waveform, then the waveform in EMS memory can be observed through altering the time base, the waveform in EMS memory can be moved left and right Previous Recall the waveform again Next...
  • Page 155 Figure 84 - Replay Screen Table 64 - Recording Setting Menu Option Setting Description Viewer Full Screen Waveform of Full screen recording and channel recalling Waveform of recording on split Split screen and channel recalling, CH1 is displayed in upper half- screen, CH2 is displayed in lower half-screen.
  • Page 156 Roll When recalling, screen waveform will refresh completely according to the capturing time of each frame Return quit the recording setting interface Figure 85 - Option Screen Recorder Operation step： Press the UTILITY button to enter “Utility menu”. Press the “Next Page” option button to enter the four page of “Utility menu”.

  • Page 157: Online Help Function

    After finished record waveform, then Press the “Replay” button to view the recorded waveform. Online Help Function The oscilloscope has an online help function that supplies multi-language help information, and you can recall them to help you operate the oscilloscope when you need. Press the “HELP”...
  • Page 158 Figure 86 - Help Menu Screen...

  • Page 159: Chapter 3 Application Examples

    Chapter 3 Application Examples This section presents a series of application examples. These simple examples highlight the features of the oscilloscope and give you ideas for using it to solve your own test problems. • Taking simple measurements • Taking cursor measurements •...

  • Page 160: Taking Simple Measurements

    Taking Simple Measurements Observe an unknown signal in a circuit, display the signal quickly and measure the frequency and peak-to-peak amplitude. Using Auto set To quickly display a signal, follow these steps: Press the CH1 button, set the Probe option attenuation to 10X and set the switch to 10X on the probe.
  • Page 161 Measure signal frequency ● Input the signal to channel 1. ● Press the “AUTO” button. ● Press the “MEASURE” button to see “auto Measure Menu”. ● Press the top option button. ● Press the “Time” option button to enter the “Time Measure menu”. ●...

  • Page 162: Taking Cursor Measurements

    Taking Cursor Measurements You can use the cursors to take time and voltage measurements of a waveform quickly. Measuring Ring Frequency To measure the ring frequency at the rising edge of a signal, follow these steps: Press the “CURSORS” button to see the “Cursor Menu”. Press the “Mode”...

  • Page 163: Measuring Ring Amplitude

    Figure 87 - Cursor Menu Screen 1 Measuring Ring Amplitude To measure the amplitude, follow these steps: Press the “CURSORS” button to see the Cursor Menu. Press the “Mode” button to select “Manual”. Press the “Type” option button and select “Voltage”. Press the “Source”...

  • Page 164: Capture A Single Event

    ● The delta voltage (peak-to-peak voltage of the ringing) ● The voltage at Cursor A. ● The voltage at Cursor B. Figure 88 - Cursor Menu Screen 2 Capture a single event To capture a single event, you need to gather some knowledge of the signal in order to correctly set up the trigger level and slope.
  • Page 165 Set the Probe option attenuation to 10X and set the switch to 10X on the probe. Trigger set up: 1) Press “TRIG MENU” button to show the “Trigger Menu” 2) Under this menu, set the trigger type to “edge”, Edge type is “Rising”, source is “CH1”, trigger mode is “Single”, coupling is “DC”...

  • Page 166: Analyzing The Signal Detail

    Analyzing the Signal Detail You have a noisy signal displayed on the oscilloscope and you need to know more about it. You suspect that the signal contains much more detail than you can now see in the display. Looking at a Noisy Signal The signal appears noisy and you suspect that noise is causing problems in your circuit.

  • Page 167: Triggering On A Video Signal

    3) Press the “Averages” option button to see the effects of varying the number of running averages on the waveform display. Averaging reduces random noise and makes it easier to see the details of a signal. Triggering on a Video Signal Observe the video circuit in a piece of medical equipment and use the video trigger to obtain a stable display.

  • Page 168: Triggering On Video Lines

    Triggering on Video Lines To trigger on the video lines, follow these steps: Press the “TRIGGER MENU” button to see the trigger menu. Press the top “option” button and select “Video” Press the “Sync” option button and select “Line Num” and turn the universal knob to set a specific line number.
  • Page 169 Connect the channel 1 probe to the input of the network, and connect the channel 2 probe to the output. Press the “AUTO” button. Turn the “Volts/div” knobs to display approximately the same amplitude signals on each channel. Press the “DISPLAY” button. Press the Format option button and select “XY”.

  • Page 170: Analyzing A Differential Communication Signal

    Sin θ=A/B or C/D where θ=phase shift (in degrees) between the two signals from the formula above, you could get: θ=±arcsine (A/B) or ±arcsine (C/D) If the main axis of the ellipse is at II and IV quadrant, θ must be in the range of (0-π/2) or (3π/2-2π).
  • Page 171 To activate the differential signals connected to channel 1 and channel 2, follow these steps: Press the CH 1 button and set the Probe option attenuation to 10X. Press the CH 2 button and set the Probe option attenuation to 10X. Set the switches to 10X on the probes.

  • Page 172: Chapter 4 Message Prompts And Troubleshooting

    Chapter 4 Message Prompts and Troubleshooting Message Prompts • Trig level at limit! : Prompts you that the trigger Level is at a limit when you turn the Trig level knob. • Horizon position at limit! : Prompts you that the horizontal position is at a limit when you turn the horizon position knob.
  • Page 173 • No signal! : The system would display this information when the signal could not match the auto set condition. (Using in the auto set) • Adjust at limit! : You could adjust the pulse width by the universal knob till the pulse width has reached min 20.0 ns or max 10.0 s.

  • Page 174: Troubleshooting

    “Save/Recall” menu , Press the “Save” option button or the “time/div” knob before inverting the USB Flash Drive to the USB Host port or this will appear on the screen. • Record Wave Success! : This message will appear when you finish recording waveforms.
  • Page 175 Check the probe whether it’s connected with the device under test (DUT) or not. Check the tested DUT to see if it produces the signal or not. Try to probe the DUT for signal again. The value of the tested voltage is 10 times higher/lower than the real one , please do the following: Check the attenuation quotient whether it matches the probe attenuation proportion or not.
  • Page 176 Check the trigger mode on the trigger interface whether or not it’s in “normal” or “single”, and check the trigger level whether or not it is over the wave range. If yes, please put the trigger level to the middle position or set the trigger mode to the “Auto”...

  • Page 177: Chapter 5 Specifications

    Chapter 5 Specifications • All specifications apply to measurements with a 10X probe To verify that the oscilloscope meets specifications, the oscilloscope must first meet the following conditions: The oscilloscope must have been operating continuously for thirty minutes within the specified operating temperature.
  • Page 178 (Both channels in same V/div setting) Probe attenuator 1X, 10X Probe attenuation selectable 1X, 10X, 100X, 1000X factors Vertical System Vertical Sensitivity 2 mV/div – 10 V/div (1-2-5 order) Channel voltage offset range 2 mV–100 mV: ±2 V 102 mV – 10 V: ±40 V Vertical Resolution 8 bit Channels...
  • Page 179 Horizontal System Real Time Sampling Rate Single Channel: 500 MSa/s Dual Channel: 250 MSa/s (when timebase is faster than 250 nS/div) Highest Equivalent Sampling Rate 10 GSa/s. 25 GSa/s Measure Display Modes MAIN, WINDOW, WINDOW ZOOM, ROLL, X-Y Timebase Accuracy ±100ppm measured over 1ms interval Horizontal Scan Range...
  • Page 180 Trigger Sensitivity For fixed gain ranges 1 Divisions: DC-10 MHz 1.5 Divisions: 10 MHz – max. bandwidth EXT: 200 mVpp DC-10 MHz, 300 mVpp 10 MHz – max. bandwidth EXT/5: 1 Vpp DC-10 MHz, 1.5 Vpp 10 MHz - max. bandwidth Pulse Width Trigger Trigger Modes: (>, <, =) positive Pulse Width, (>, <, =) Negative Pulse Width...
  • Page 181 15 min, 30 min, 1 hour, 2 hour, 5 hour Skin Classical, Modern, Tradition, Succinct Waveform interpolation Sin(x)/x, Linear Color model Normal , Invert Language Simplified Chinese, Traditional Chinese, English, Arabic, French, German, Russian, Spanish, Portuguese, Japanese, Korean, Italian X-Y Mode X-pole Input / Y-Pole Input Channel 1 (CH1) / Channel 2 (CH2) Phase Error...
  • Page 182 Control Panel Function Auto Set Auto adjusting the Vertical, Horizontal system and Trigger Position Save/Recall save/recall 2 referenced waveforms, 20 setups, and 10 captured waveforms to/from internal memory or to external USB flash drive. Power Supply Input Voltage 100-240 VAC, CAT II, Auto selection Frequency Range 45Hz to 440Hz Power...

  • Page 183: Certification

    Certification CE Compliant CE Declaration of Conformity The oscilloscope meets the requirements of 2006/95/EC Low Voltage Directive and 2004/108/EC Electromagnet Compatibility Directive. Low Voltage Directive EN61010-1: 2001 Safety requirements for electrical equipment for measurement, control, and laboratory use. The oscilloscope meets the following: Installation Categories II (Supply Connector) and I (Measuring Terminals).

  • Page 184: Appendix A Default Setup

    Appendix A Default Setup Menu or system Default setup Options, knobs or buttons CH1,CH2 Coupling Volts/div Coarse Probe Invert Filter Volts/div 1.00V MATH Operation CH1+CH2 CH1 Invert CH2 Invert FFT operation: Source Window Hanning FFT Zoom Scale dBVrms Split Display HORIZONTAL Window Main...
  • Page 185 MEASURE Source Type average ACQUIRE three mode options Sampling Averages Sampling mode Real Time DISPLAY Type Vectors Persist Gird Intensity Brightness Format Menu Display infinite SAVE/RECALL Type Setups Save To Device Setup No.1 REFA/REFB REFA Source REFA REFB UTILITY Sound Counter Back USB Computer...
  • Page 186 Coupling LEVEL 0.00V TRIGGER (pulse) Type pulse Source When Set Pulse Width 1.00ms Mode Auto Coupling TRIGGER (Video) Type Video Source Polarity Normal Sync All Lines Standard NTSC Mode Auto Type Slope Source TRIGGER (Slope) Time 1.00ms Mode Auto Type Alternative Source TRIGGER...

  • Page 187: Appendix B Index

    Appendix B Index - Width, 109 S/div, 56 + Width, 109 Sampling, 84 Alternative Trigger, 74 Save Picture, 126 Auto set, 27 Screen Test, 143 Blackman, 48 Self Calibration, 141 Counter, 131 Self Test, 142 Coupling, 32 SET TO 50%, 24 Creating Folders and Files, 116 Sinx/x, 83 DEFAULT SETUP, 29...

  • Page 188: Appendix C Disabling Auto Function

    Appendix C Disabling Auto Function The 2530B/2532B has the ability to disable the Auto button that would automatically setup the scope to display a signal, circumventing the need to know how to set up scope parameters. This feature could be used by educators as a teaching tool for basic oscilloscope operation.

  • Page 189: Service Information

    SERVICE INFORMATION Warranty Service: Please go the support and service section on our website www.bkprecision.com to obtain a RMA #. Return the product in the original packaging with proof of purchase to the address below. Clearly state on the RMA the performance problem and return any leads, probes, connectors and accessories that you are using with the device.

  • Page 190: Limited One-Year/Three-Year Warranty

    LIMITED ONE-YEAR/THREE- YEAR WARRANTY B&K Precision Corp. warrants to the original purchaser that its products and the component parts thereof, will be free from defects in workmanship and materials for a period of one year (for model 2530B) and three years (for model 2532B) from date of purchase.
  • Page 191 22820 Savi Ranch Parkway Yorba Linda, CA 92887 www.bkprecision.com © 2011 B&K Precision Corp. Printed in China v030713...

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