VOLTCRAFT DSO Four-Channel Series User Manual
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VOLTCRAFT DSO Four-Channel Series User Manual

VOLTCRAFT DSO Four-Channel Series User Manual

Digital storage oscilloscopes
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Digital Storage Oscilloscopes
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Summary of Contents for VOLTCRAFT DSO Four-Channel Series

  • Page 1 DSO Four-Channel Series Digital Storage Oscilloscopes User Manual...
  • Page 2 General Warranty We warrants that the product will be free from defects in materials and workmanship for a period of 3 years from the date of purchase of the product by the original purchaser from our company. The warranty period for accessories such as probes, battery is 12 months. This warranty only applies to the original purchaser and is not transferable to a third party.

  • Page 3: Table Of Contents

    Table of Contents 1. General Safety Requirements ..................1 2. Safety Terms and Symbols ....................2 3. Junior User Guidebook ....................4 Introduction to the Structure of the Oscilloscope ..............5 Front Panel ............................... 5 Rear Panel ..............................6 Control Area ............................. 7 User Interface Introduction ......................
  • Page 4 How to Record/Playback Waveforms ....................64 How to Clone and Recall a waveform ....................68 How to Implement the Auxiliary System Function Setting ..............73 How to Update your Instrument Firmware..................... 76 How to Measure Automatically......................77 How to Measure with Cursors ........................ 82 How to Use Autoscale ..........................
  • Page 5 Example 4: Analyze the Details of a Signal ................107 Example 5: Application of X-Y Function ................109 Example 6: Video Signal Trigger ................... 110 8. Troubleshooting ......................112 9. Technical Specifications ....................113 Oscilloscope ..........................113 Trigger ..............................116 Waveform Generator (optional) ....................

  • Page 6: General Safety Requirements

    1.General Safety Requirements 1. General Safety Requirements Before use, please read the following safety precautions to avoid any possible bodily injury and to prevent this product or any other connected products from damage. In order to avoid any contingent danger, ensure this product is only used within the range specified.

  • Page 7: Safety Terms And Symbols

    2.Safety Terms and Symbols 2. Safety Terms and Symbols Safety Terms Terms in this manual. The following terms may appear in this manual: Warning: Warning indicates the conditions or practices that could result in injury or loss of life. Caution: Caution indicates the conditions or practices that could result in damage to this product or other property.
  • Page 8 2.Safety Terms and Symbols The diagram of the oscilloscope ground wire connection: Probe Oscilloscope Electrical Outlet Signal Input Power Cord Ground Clip The diagram of the ground wire connection when the battery-powered oscilloscope is connected to the AC-powered PC through the ports: Oscilloscope Probe Electrical Outlet...

  • Page 9: Junior User Guidebook

    3.Junior User Guidebook 3. Junior User Guidebook This chapter deals with the following topics mainly: Introduction to the structure of the oscilloscope Introduction to the user interface How to implement the general inspection How to implement the function inspection How to make a probe compensation How to set the probe attenuation coefficient How to use the probe safely How to implement an self-calibration...

  • Page 10: Introduction To The Structure Of The Oscilloscope

    3.Junior User Guidebook Introduction to the Structure of the Oscilloscope This chapter makes a simple description of the operation and function of the front panel of the oscilloscope, enabling you to be familiar with the use of the oscilloscope in the shortest time.

  • Page 11: Rear Panel

    3.Junior User Guidebook interface. 9. USB Host port: It is used to transfer data when external USB equipment connects to the oscilloscope regarded as "host device". For example: Saving the waveform to USB flash disk needs to use this port. 10.

  • Page 12: Control Area

    3.Junior User Guidebook Control Area Figure 3-3 Control Area Overview 1. Function button area: Total 11 buttons 2. Waveform generator controls (optional) DAQ: This function is not available. P/F: Pass/Fail (see "Pass/Fail" on P74) W.REC: Waveform Record (see "How to Record/Playback Waveforms" on P64) 3.

  • Page 13: User Interface Introduction

    3.Junior User Guidebook the menu on the left and right. User Interface Introduction 10 11 Figure 3-4 Illustrative Drawing of Display Interfaces Waveform Display Area. 2. Run/Stop (touchable) (see "How to Use Executive Buttons" on P87) 3. The state of trigger, including: Auto: Automatic mode and acquire waveform without triggering.
  • Page 14 3.Junior User Guidebook 11. It indicates that there is a USB disk connecting with the oscilloscope. 12. The waveform of CH1. 13. The pointer shows the trigger level position of the source in trigger menu. 14. The two blue dotted lines indicate the horizontal position of cursor measurement. 15.

  • Page 15: How To Implement The General Inspection

    3.Junior User Guidebook the waveform of the CH1 channel. How to Implement the General Inspection After you get a new oscilloscope, it is recommended that you should make a check on the instrument according to the following steps: 1. Check whether there is any damage caused by transportation. If it is found that the packaging carton or the foamed plastic protection cushion has suffered serious damage, do not throw it away first till the complete device and its accessories succeed in the electrical and mechanical property tests.

  • Page 16: How To Implement The Probe Compensation

    3.Junior User Guidebook 3. Push the Autoset Button on the front panel. The square wave of 1 KHz frequency and 3.3V peak-peak value will be displayed in several seconds (see Figure 3-5). Figure 3-5 Auto set Check CH2, CH3 and CH4 by repeating Step 2 and Step 3. How to Implement the Probe Compensation When connect the probe with any input channel for the first time, make this adjustment to match the probe with the input channel.

  • Page 17: How To Set The Probe Attenuation Coefficient

    3.Junior User Guidebook Figure 3-6 Displayed Waveforms of the Probe Compensation 3. Repeat the steps mentioned if needed. Figure 3-7 Adjust Probe How to Set the Probe Attenuation Coefficient The probe has several attenuation coefficients, which will influence the vertical scale factor of the oscilloscope.

  • Page 18: How To Use The Probe Safely

    3.Junior User Guidebook Identify the Probe Attenuation Coefficient Automatically The oscilloscope can identify the probe attenuation coefficient of the 100:1 (impedance 5K±20%) or 10:1 (impedance 10K±20%) probe with the identifying pin. When you attach the probe, the oscilloscope set the attenuation automatically on the oscilloscope vertical menu for the channel to match the probe.

  • Page 19: Introduction To The Vertical System

    3.Junior User Guidebook Introduction to the Vertical System As shown in Figure 3-10, there are a few of buttons and knobs in Vertical Controls. The 4 channels are marked by different colors which are also used to mark both the corresponding waveforms on the screen and the channel input connectors.

  • Page 20: Introduction To The Horizontal System

    3.Junior User Guidebook Vertical offset back to 0 shortcut key Turn the Vertical Position knob to change the vertical display position of the selected channel, and push the position knob to set the vertical display position back to 0 as a shortcut key, this is especially helpful when the trace position is far out of the screen and want it to get back to the screen center immediately.

  • Page 21: Introduction To The Trigger System

    3.Junior User Guidebook and push the Horizontal Position knob to set the back to 0 triggering displacement as a shortcut key. 3. Push the Horizontal HOR button to switch between the normal mode and the wave zoom mode. Introduction to the Trigger System As shown in Figure 3-12, there are one knob and three buttons make up Trigger Controls.
  • Page 22 3.Junior User Guidebook or in the left menu.  Switch menu items: If there are options that can be switched on the menu, you can repeatedly touch the area of the menu item to switch, or push the corresponding button to switch. See figure below: Press repeatedly to switch the options ...
  • Page 23 3.Junior User Guidebook Channel pointer Selected Unselected Channel is on and selected Channel is off Channel is on  Set the horizontal and vertical position Click in the area as shown in the figure below, the P icon will appear. Click anywhere outside the icon to hide it.
  • Page 24 3.Junior User Guidebook  Set the trigger level Click in the area as shown in the figure below, the L icon will appear. Click anywhere outside the icon to hide it. Note: Swipe up/down in this area, you can make the icon appear and control it. When the L icon appears, in the full screen, swipe up/down to control the trigger level of the source in the trigger menu.
  • Page 25 3.Junior User Guidebook When the M and V icons appear, in the full screen, swipe left/right to change the time base, swipe up/down to change the voltage division of the selected channel. Click the icons to fine-turn, long-press to adjust continuously. Control the Control the time base...
  • Page 26 3.Junior User Guidebook When the C icon appears, in the full screen, swipe left/right to move the selected line. Click the direction buttons of the C icon to fine-turn, long-press to move continuously. Click the center "ab" button to select a, b, or a&b. Control the vertical Switch to select the lines cursor line...

  • Page 27: Advanced User Guidebook

    4.Advanced User Guidebook 4. Advanced User Guidebook Up till now, you have already been familiar with the basic operations of the function areas, buttons and knobs in the front panel of the oscilloscope. Based the introduction of the previous Chapter, the user should have an initial knowledge of the determination of the change of the oscilloscope setting through observing the status bar.

  • Page 28: How To Set The Vertical System

    4.Advanced User Guidebook How to Set the Vertical System The VERTICAL CONTROLS includes three menu buttons such as CH1, CH2, CH3, CH4 and Math, and two knobs such as Vertical Position, Vertical Scale. Setting of CH1 - CH4 Each channel has an independent vertical menu and each item is set respectively based on the channel.
  • Page 29 4.Advanced User Guidebook (3) Select DC in the right menu. Both DC and AC components of the signal are passed. (4) Select AC in the right menu. The direct current component of the signal is blocked. 2. To adjust the probe attenuation For correct measurements, the attenuation coefficient settings in the operating menu of the Channel should always match what is on the probe (see "How to Set the Probe Attenuation Coefficient"...

  • Page 30: Use Mathematical Manipulation Function

    4.Advanced User Guidebook Use Mathematical Manipulation Function The Mathematical Manipulation function is used to show the results of the addition, multiplication, division and subtraction operations between two channels, the FFT operation for a channel, advanced math feature including Intg, Diff, Sqrt, user defined function, and digital filter.

  • Page 31: Waveform Math

    4.Advanced User Guidebook User Intg, Diff, Sqrt, and user defined function Function channel Select channel Only the signals whose frequencies are low-pass lower than the current cut-off frequency can pass the filter. Only the signals whose frequencies are high-pass greater than the current cutoff frequency can pass the filter.

  • Page 32: User Defined Function

    4.Advanced User Guidebook 6. Select Vertical (div) in the right menu, turn the M knob to adjust the vertical position of Math waveform. 7. Select Vertical (V/div) in the right menu, turn the M knob to adjust the vertical division of Math waveform.

  • Page 33: Using Fft Function

    4.Advanced User Guidebook Using FFT function The FFT (fast Fourier transform) math function mathematically converts a time-domain waveform into its frequency components. It is very useful for analyzing the input signal on Oscilloscope. You can match these frequencies with known system frequencies, such as system clocks, oscillators, or power supplies.
  • Page 34 4.Advanced User Guidebook Best solution for frequency, worst for magnitude. Best type for measuring the frequency spectrum of nonrepetitive signals and measuring frequency components near DC. Recommend to use for: Rectangle  Transients or bursts, the signal level before and after the event are nearly equal.

  • Page 35: Use Vertical Position And Scale Knobs

    4.Advanced User Guidebook  DC component or offset can cause incorrect magnitude values of FFT waveform. To minimize the DC component, choose AC Coupling on the source signal.  To reduce random noise and aliased components in repetitive or single-shot events, set the oscilloscope acquisition mode to average.

  • Page 36: How To Set The Horizontal System

    4.Advanced User Guidebook Figure 4-1 Information about Vertical Scale How to Set the Horizontal System The HORIZONTAL CONTROLS includes the Horizontal HOR button and such knobs as Horizontal Position and Horizontal Scale. Horizontal Position knob: this knob is used to adjust the horizontal positions of all channels (include those obtained from the mathematical manipulation), the analytic resolution of which changes with the time base.

  • Page 37: How To Set The Trigger/Decoding System

    4.Advanced User Guidebook How to Set the Trigger/Decoding System Trigger determines when DSO starts to acquire data and display waveform. Once trigger is set correctly, it can convert the unstable display to meaningful waveform. When DSO starts to acquire data, it will collect enough data to draw waveform on left of trigger point.
  • Page 38 4.Advanced User Guidebook falling speed. Runt Trigger: Trigger pulses that pass through one trigger level but fail to pass through the other trigger level. Windows Trigger: Provide a high trigger level and low trigger level, the oscilloscope triggers when the input signal passes through the high trigger level or the low trigger level.
  • Page 39 4.Advanced User Guidebook panel button or click to move cursor to choose which digit to be set. Reset Set Holdoff time as default value (100 ns). Trigger Level: trigger level indicates vertical trig position of the channel, turn the trig level knob or slide on the touch screen upward and downward to move trigger level, during setting, an orange red dotted line displays to show trig position, and the value of trigger level changes at the right corner, after setting, dotted line disappears.
  • Page 40 4.Advanced User Guidebook ，indicates that trigger type right of the screen, for example, is pulse width, trigger source is CH1, coupling is DC, polarity is positive, and trigger level is 0.00mV. Pulse Width Trigger menu list: MENU SETTING INSTRUCTION Single Mode Pulse Set vertical channel trigger type as pulse trigger.
  • Page 41 4.Advanced User Guidebook Slope trigger menu list: MENU SETTING INSTRUCTION Single Slope Set vertical channel trigger type as slope trigger. Mode Select CH1 as the trigger source Select CH2 as the trigger source Source Select CH3 as the trigger source Select CH4 as the trigger source slope Slope selecting...
  • Page 42 4.Advanced User Guidebook Runt Trigger Runt Trigger menu list: MENU SETTING INSTRUCTION Single Runt Set vertical channel trigger type as runt trigger. Mode Select CH1 as the trigger source Select CH2 as the trigger source Source Select CH3 as the trigger source Select CH4 as the trigger source Adjust the M knob or click to set the up level...
  • Page 43 4.Advanced User Guidebook Auto Acquire waveform even no trigger occurred Normal Acquire waveform when trigger occurred Single When trigger occurs, acquire one waveform then stop Mode 100 ns - 10 s, adjust M knob or click to set time Holdoff Holdoff interval before another trigger occur，...
  • Page 44 4.Advanced User Guidebook Enter: Triggers when the trigger signal enters the specified trigger level range. Exit: Triggers when the trigger signal exits the specified trigger level range. Time: Specify the hold time of the input signal after entering the specified trigger level. The oscilloscope triggers when the accumulated hold time is greater than the windows time.
  • Page 45 4.Advanced User Guidebook Edge Start timing when the rising edge of the input signal passes through the trigger level. Edge Start timing when the falling edge of the input signal passes through the trigger level. Set idle time. Idle time means the minimum time of idle Configure Idle Time clock before searching data that can meet trigger...

  • Page 46: Logic Trigger

    4.Advanced User Guidebook Nth Edge Trigger Nth Edge Trigger menu list: MENU SETTING INSTRUCTION Single Nth Edge Set vertical channel trigger type as Nth Edge trigger. Mode Select CH1 as the trigger source Select CH2 as the trigger source Source Select CH3 as the trigger source Select CH4 as the trigger source Edge...

  • Page 47: Bus Trigger

    4.Advanced User Guidebook MENU SETTING INSTRUCTION Mode Logic Set vertical channel trigger type as Logic trigger. Set logic mode as AND. Logic Set logic mode as OR. Mode XNOR Set logic mode as XNOR. Set logic mode as XOR. Set CH1 as High Level, Low level, high or low level, Rise and Fall.
  • Page 48 4.Advanced User Guidebook In RS232 bus trigger mode, the trigger setting information is displayed on bottom ，indicates that trigger type right of the screen, for example, is RS232, CH1 trigger level is 0.00mV. Format as shown in the figure below, RS232 Trigger RS232 Trigger menu list: MENU...
  • Page 49 4.Advanced User Guidebook Custom Baud: adjust M knob to choose baud, ranges from 50 to 10,000,000. Even-Odd：Select Even or Odd. Common Baud: adjust M knob to choose common Chk Error baud. Custom Baud: adjust M knob to choose baud, ranges from 50 to 10,000,000.
  • Page 50 4.Advanced User Guidebook condition. Trigger when SDA data transitions from low to high Stop while SCL is high. Trigger when SDA data is high during any Ack Lost acknowledgement of SCL clock position. Trigger on the read or write bit when the preset Address address is met.
  • Page 51 4.Advanced User Guidebook Bus Type Set vertical channel bus type as SPI trigger. Set SCL. Source Set SDA. Set the minimum time that SCL must be idle, that is a period of SCL, available range 100ns-10s. Time out means SCL keeps idle for a specified time before oscilloscope starts to search for the data(SDA) on Time Out Time out...
  • Page 52 4.Advanced User Guidebook type is CAN, CH1 trigger level is -126 mV. CAN Trigger menu list: MENU SETTING INSTRUCTION Bus Type Set vertical channel bus type as CAN trigger. Select CH1 as the trigger source. Select CH2 as the trigger source. Source Select CH3 as the trigger source.

  • Page 53: Bus Decoding

    4.Advanced User Guidebook Format Select Standard or Extended. Use the M knob and Direction key on the front panel to set. Configure Byte Set the number of bytes with the ID&Data (Bottom Length M knob. The range is 1 to 8. menu) Set the data with the M knob Data...
  • Page 54 4.Advanced User Guidebook Common Turn the M knob to select from the Baud list on the left. Baud Turn the M knob (or tap on in touchscreen) to set Custom the Baud. The range is 50 to 10,000,000. Baud Configure Tip: You can select the nearest value in Common Baud, and then adjust it in this menu.
  • Page 55 4.Advanced User Guidebook Information Abbreviation Background Read Address R, Read, or do not display Green Write Address W, Write, or do not display Green Data D, Data, or do not display Black Note:  Use the Trigger Level knob to adjust the thresholds of bus trigger and bus decoding.
  • Page 56 4.Advanced User Guidebook Note:  Use the Trigger Level knob to adjust the thresholds of bus trigger and bus decoding.  LS First in Bit Order menu item (Least Significant Bit First) means that the least significant bit will arrive first: hence e.g. the hexadecimal number 0x12, will arrive as the sequence 01001000 in binary representation, will be decoded as the reversed sequence 00010010.
  • Page 57 4.Advanced User Guidebook (4) Push the Decode button on the front panel. Select bus type as CAN. set parameters based on the characteristics of the signal. When the parameters are set correctly, the information carried by the signal will be displayed. Tip: If there are repetitive menu items in both trigger menu and decoding menu, you can set anyone of them, the other will be changed synchronously.

  • Page 58: How To Operate The Function Menu

    4.Advanced User Guidebook How to Operate the Function Menu The function menu control zone includes 8 function menu buttons: Measure, Acquire, Utility, Cursor, Autoscale, Save, Display, Help and 3 immediate-execution buttons: Autoset, Run/Stop, Single. How to Implement Sampling Setup Push the Acquire button, Acqu Mode, Length and Intrpl is shown in the bottom menu.

  • Page 59: How To Set The Display System

    4.Advanced User Guidebook suitable to rebuild the straight-edged signals, such as square or pulse wave. Figure 4-3 Sine(x)/x interpolation Figure 4-4 Linear interpolation How to Set the Display System Push the Display button and the Display menu is shown as follows:...
  • Page 60 4.Advanced User Guidebook Function Menu Setting Description Dots Only the sampling points are displayed. Type Vect The space between the adjacent sampling points in the display is filled with the vector form. 1 Second Persist 2 Seconds Set the persistence time Persist 5 Seconds &Color...
  • Page 61 4.Advanced User Guidebook Cold (1) Push the Display button. (2) Select Persist&Color in the bottom menu. (3) Select Color in the right menu, choose between ON/OFF. Figure 4-5 The color temperature function is on XY Format This format is only applicable to Channel 1 and Channel 2. After the XY display format is selected, Channel 1 is displayed in the horizontal axis and Channel 2 in the vertical axis;...

  • Page 62: How To Save And Recall A Waveform

    4.Advanced User Guidebook  Reference or digital wave form  Cursor  Trigger control  FFT Operation steps: 1. Push the Display button. 2. Select XY Mode in the bottom menu. Select Enable as ON in the right menu. To make the XY view full screen, select Full Screen as ON in the right menu. Counter It is a 6-digit single-channel counter.
  • Page 63 4.Advanced User Guidebook Check the waveform to be saved. (If Source certain channel is off, the corresponding menu item will be disabled.) Math (or MathFFT) Wave0 to Choose the address which the waveform is Object Wave99 saved to or recall from. Recall or close the waveform stored in the current object address.
  • Page 64 4.Advanced User Guidebook Save the current display screen. The file can be only stored in a USB storage, so a Save USB storage must be connected first. The file name is editable. The file is stored in BMP format. Save and Recall the Waveform The oscilloscope can store 100 waveforms, which can be displayed with the current waveform at the same time.
  • Page 65 4.Advanced User Guidebook pop up. The default name is current system date and time. Select the key in the keyboard to confirm. 8. Recalling: The BIN waveform file could be open by waveform analysis software (on the supplied CD). Tip: Whatever the Type of save menu is set, you can save the waveform by just pressing the Copy panel button in any user interface.
  • Page 66 4.Advanced User Guidebook Figure 4-6: Disk Management of computer 4. Right click 1 or 2 red mark area, choose Format. And system will pop up a warning message, click Yes. Figure 4-7: Format the USB disk warning 5. Set File System as FAT32, Allocation unit size 4096. Check "Perform a quick format"...
  • Page 67 4.Advanced User Guidebook Figure 4-8: Formatting the USB disk setting 6. Formatting process. Figure 4-9: Formatting the USB disk Check whether the USB disk is FAT32 with allocation unit size 4096 after formatting. Use Minitool Partition Wizard to format Download URL: http://www.partitionwizard.com/free-partition-manager.html Tip: There are many tools for the USB disk formatting on the market, just take Minitool Partition Wizard for example here.
  • Page 68 4.Advanced User Guidebook 3. Click Reload Disk on the pull-down menu at the top left or push keyboard F5, and information about the USB disk will display on the right side with red mark 1 and 2. Figure 4-10: Reload Disk 4.

  • Page 69: How To Record/Playback Waveforms

    4.Advanced User Guidebook 6. Click Apply at the top left of the menu. Then click Yes on the pop-up warning to begin formatting. Figure 4-13: Apply setting 7. Formatting process Figure 4-14: Format process Format the USB disk successfully Figure 4-15: Format successfully How to Record/Playback Waveforms Push Save button.
  • Page 70 4.Advanced User Guidebook storage medium contains two kinds: Internal and External. When the storage medium is Internal, Wave Record contains four modes: OFF, Record, Playback and Storage. When storage medium is External, Wave Record contains two modes: OFF, Record. Record: To record wave according to the interval until it reaches the end frame set. Record menu (Internal Storage) shows as follows: Menu Setting...
  • Page 71 4.Advanced User Guidebook Menu Setting Instruction Turn the M knob to select the number of start frame Start frame Storage to store (1 - 1000) Mode Turn the M knob to select the number of end frame to Frame Set End frame store (1 - 1000) Save...
  • Page 72 4.Advanced User Guidebook Play Begin to record Operate Stop Stop recording Note: Both of the waveforms of Channel 1 and Channel 2 will be recorded. If a Channel is turned off while recording, the waveform of the channel is invalid in the playback mode.

  • Page 73: How To Clone And Recall A Waveform

    4.Advanced User Guidebook Figure 4-16: Play back waveform by software How to Clone and Recall a waveform Push Save button. Select Type in the bottom menu, in the left menu, turn the M knob to select Clone. You can clone one or two channel waveforms between two cursors, and save it as a cloned waveform into the internal memory or a USB memory device.
  • Page 74 4.Advanced User Guidebook Turn the M knob to move line a. Turn the M knob to move line b. Two cursors are linked. Turn the M knob to move the pair of cursors. Set the cursors to select the entire screen automatically. The waveform information is displayed at the left bottom corner of the screen.
  • Page 75 4.Advanced User Guidebook Save the waveform onto a USB memory device Insert a USB memory device into the port on the front panel. If the icon appears on the top right of the screen, the USB memory device is installed successfully. If the USB External memory device cannot be recognized, format the USB memory device according to the...
  • Page 76 4.Advanced User Guidebook (5) Select Output in the right menu. To output the waveform stored in the USB memory device through the generator: (The generator is optional.) (1) Push button to set the output channel of the generator. (2) Select Arb in the bottom menu, select Others in the right menu, and select File Browse.
  • Page 77 4.Advanced User Guidebook Parameter name Meaning Value Comment BYTE Data length in bit 4 bytes int SIZE Parameter name Meaning Value Comment SIZE File size 4 bytes int Used to check the file integrity VOLT Parameter name Meaning Value Comment VOLT Voltage division, 4 bytes float...

  • Page 78: How To Implement The Auxiliary System Function Setting

    4.Advanced User Guidebook How to Implement the Auxiliary System Function Setting ●Config Push the Utility button, select Function in the bottom menu, select Configure in the left menu. The description of Configure Menu is shown as the follows: Function Menu Setting Description Choose the display language of the operating...
  • Page 79 4.Advanced User Guidebook Function Menu Description Self Cal Carry out the self-calibration procedure. Default Call out the factory settings. ProbeCh. Check whether probe attenuation is good. Do Self Cal (Self-Calibration) The self-calibration procedure can improve the accuracy of the oscilloscope under the ambient temperature to the greatest extent.
  • Page 80 4.Advanced User Guidebook Source Select the source as CH1, CH2, CH3 or CH4 Horizontal Change the Horizontal tolerance value by turning the M knob Rule Vertical Change the Vertical tolerance value by turning the M knob Create Use the rule set as testing rule Number Select any one from Rule1 - Rule8 as your rule name SaveRule...

  • Page 81: How To Update Your Instrument Firmware

    4.Advanced User Guidebook Output menu item in the bottom menu sets the output type of Trig Out(P/F) port on Rear Panel. In the bottom menu, select Output. The description of Output menu is shown as the follows: Function Setting Description Menu Trig level Output trig signal synchronously...

  • Page 82: How To Measure Automatically

    4.Advanced User Guidebook installed firmware version. 2. From a PC, visit the website and check if the website offers a newer firmware version. Download the firmware file. The file name must be *.update. The file name can be up to 15 characters long (including the suffix). Copy the firmware file onto your USB memory device.
  • Page 83 4.Advanced User Guidebook Measurements. At most 8 types of measurements could be displayed on the bottom left of the screen. The oscilloscopes provide 31 parameters for auto measurement, including Period, Frequency, Mean, PK-PK, RMS, Max, Min, Top, Base, Amplitude, Overshoot, Preshoot, Rise Time, Fall Time, +PulseWidth, -PulseWidth, +Duty Cycle, -Duty Cycle, Delay A→B , Delay A→B , Cycle RMS, Cursor RMS, Screen Duty, Phase A→B...
  • Page 84 4.Advanced User Guidebook 5. In the right menu, select Add. The period type is added. 6. In the left Type menu, turn the M knob to select Frequency. 7. In the right menu, select CH1 in the Source menu item. 8.
  • Page 85 4.Advanced User Guidebook Figure 4-18 Mean: The arithmetic mean over the entire waveform. PK-PK: Peak-to-Peak Voltage. RMS: The true Root Mean Square voltage over the entire waveform. Max: The maximum amplitude. The most positive peak voltage measured over the entire waveform. Min: The minimum amplitude.
  • Page 86 4.Advanced User Guidebook +D width: The width of the first positive pulse in 50% amplitude points. -D width: The width of the first negative pulse in the 50% amplitude points. +Duty: +Duty Cycle, defined as +Width/Period. -Duty:-Duty Cycle, defined as -Width/Period. Delay A→B : The delay between the two channels at the rising edge.

  • Page 87: How To Measure With Cursors

    4.Advanced User Guidebook How to Measure with Cursors Push the Cursor button to turn cursors on and display the cursor menu. Push it again to turn cursors off. The Cursor Measurement for normal mode: The description of the cursor menu is shown as the following table: Function Setting Description...
  • Page 88 4.Advanced User Guidebook move it. 6. Push the Horizontal HOR button to enter wave zoom mode. In the bottom cursor menu, select Window as Main or Extension to make the cursors shown in the main window or zoom window. Figure 4-20 Time&Voltage Cursor Measurement Auto Cursor For the AutoCursr type, the horizontal cursors are set as the intersections of the vertical cursors and the waveform.
  • Page 89 4.Advanced User Guidebook In FFT mode, push the Cursor button to turn cursors on and display the cursor menu. The description of the cursor menu in FFT mode is shown as the following table: Function Setting Description Menu Display the Vamp (or Phase) measurement Vamp (or Phase) cursor and menu.

  • Page 90: How To Use Autoscale

    4.Advanced User Guidebook cursors active. Select Line in the bottom menu as a or b, turn the M knob to move it. In the bottom cursor menu, you can select Window as Main to make the cursors shown in the main window. How to Use Autoscale This is a very useful function for first time users to carry out a simple and quick test on the input signal.

  • Page 91: How To Use Built-In Help

    4.Advanced User Guidebook Figure 4-22 Autoscale Horizontal-Vertical multi-period waveforms Note: 1. When entering into Autoscale function, a autoscale indicator will be flickering on the top left of the screen. 2. In the mode of Autoscale, the oscilloscope can self-estimate Trigger Mode (Edge, Video).

  • Page 92: How To Use Executive Buttons

    4.Advanced User Guidebook How to Use Executive Buttons Executive Buttons include Autoset, Run/Stop, Single, Copy. Autoset It's a very useful and quick way to apply a set of pre-set functions to the incoming signal, and display the best possible viewing waveform of the signal. The details of functions applied to the signal when using Autoset are shown as the following table: Function Items...
  • Page 93 4.Advanced User Guidebook Menu as follow: Sine: ( Multi-period, Single-period, FFT, Cancel Autoset Square: ( Multi-period, Single-period, Rising Edge, Falling Edge, Cancel Autoset Video signal: DC level, Unknown signal: Description for some icons: Multi-period： To display multiple periods Single-period： To display single period FFT：...

  • Page 94: How To Print The Screen Image

    4.Advanced User Guidebook the settings of the Save function menu when the Type is Wave. For more details, please see " Function " on P57. Save Menu How to Print the Screen Image To print an image of what appears on the oscilloscope screen, do as the follows: (1) Connect the printer to the USB Device port on the rear panel of the oscilloscope.

  • Page 95: Use The Arbitrary Function Generator (Optional)

    5.Use the Arbitrary Function Generator (Optional) 5. Use the Arbitrary Function Generator (Optional) The function generator provides 4 basic waveforms (sine, square, ramp, and pulse) and 46 built-in arbitrary waveforms (Noise, Exponential rise, Exponential fall, Sin(x)/x, Staircase, etc.). You can create a user-definable waveform and save it to internal storage or USB device.

  • Page 96: To Set Signals

    5.Use the Arbitrary Function Generator (Optional) Copy Channel Select CH2 To CH1 in the bottom menu to copy parameters of CH2 to CH1. Select CH1 To CH2 in the bottom menu to copy parameters of CH1 to CH2. Frequency Lock Select Freq Lock in the bottom menu as On, the frequency of the two channels can be adjusted synchronously.

  • Page 97: To Set The Period

    5.Use the Arbitrary Function Generator (Optional) Clear Units  Use the touchscreen: Click to increase the value of cursor position Move the cursor Click to decrease the value of cursor position To Set the Period Select Period in the right menu (if Period is not displayed, select Frequency and select it again to switch to Period).

  • Page 98: To Set The Low Level

    5.Use the Arbitrary Function Generator (Optional) and select it again to switch to High Level). Set the parameter in the right menu. To Set the Low Level Select Low Level in the right menu (if Low Level is not displayed, select Offset and select it again to switch to Low Level).

  • Page 99: Create A New Waveform

    5.Use the Arbitrary Function Generator (Optional) Create a New Waveform (1) Enter the operation menu: Push (single-channel) or (dual-channel) button. Select Arb in the bottom menu, select Others in the right menu, and select New. (2) Set the number of waveform points: Select Points in the right menu, turn the M knob to change the value, or use the input keyboard (push the M knob to show it) to input the value and choose the unit.

  • Page 100: File Browse

    5.Use the Arbitrary Function Generator (Optional) Enter the desired storage path, select Save in the right menu, an input keyboard pops up, input the file name, choose in the keyboard to confirm . The waveform is saved as BIN file in the folder. Note: The input length can have up to 35 characters.
  • Page 101 5.Use the Arbitrary Function Generator (Optional) (4) Turn the M knob to select the desired waveform (or touch). E.g. select Noise. Select Select to output the noise waveform. Note: For single-channel, you can push on the front panel to output DC. Built-in Waveform Table Name Explanation...

  • Page 102: Frequency Response Analysis

    5.Use the Arbitrary Function Generator (Optional) Natural logarithm function Cubic Cubic function Cauchy Cauchy distribution Besselj BesselI function Bessely BesselII function Error function Airy Airy function Windows Rectangle Rectangle window Gauss Gauss distribution Hamming Hamming window Hann Hanning window Bartlett Bartlett window Blackman Blackman window...
  • Page 103 5.Use the Arbitrary Function Generator (Optional) Check to enable FRA function and show FRA scale FRA line and chart. When unchecked, FRA information is shown on the FRA window. Transparent When checked, FRA information is shown on the FRA waveform display area. Turn Multipurpose knob to move the marker, view Marker measured gain and phase values.

  • Page 104: Communication With Pc

    6.Communication with PC 6. Communication with PC The oscilloscope supports communications with a PC through USB or LAN port. You can use the Oscilloscope communication software to store, analyze, display the data and remote control. To learn about how to operate the software, you can push F1 in the software to open the help document.

  • Page 105: Using Lan Port

    6.Communication with PC Using LAN Port Connect directly (1) Connection. Plug in the LAN cable to the LAN port in the back of the oscilloscope; plug the other end into the LAN interface of the computer. (2) Set the network parameters of the computer. Since the oscilloscope can not support obtaining an IP address automatically, you should assign a static IP address.

  • Page 106: Connect Through A Router

    6.Communication with PC Figure 6-3 Set the network parameters of the Oscilloscope Software (4) Set the network parameters of the oscilloscope. In the oscilloscope, push the Utility button. Select Function in the bottom menu. Select LAN Set in the left menu. In the bottom menu, set the Type item as LAN, and select Set.
  • Page 107 6.Communication with PC set the IP address to 192.168.1.71, Subnet mask is 255.255.255.0, Default gateway is 192.168.1.1. Figure 6-5 Set the network parameters of the computer (3) Set the network parameters of the Oscilloscope Software. Run the software on the computer;...
  • Page 108 6.Communication with PC (4) Set the network parameters of the oscilloscope. In the oscilloscope, push the Utility button. Select Function in the bottom menu. Select LAN Set in the left menu. In the bottom menu, set the Type item as LAN, and select Set. In the right menu, set IP and Port to the same value as the "Ports-settings"...

  • Page 109: Demonstration

    7.Demonstration 7. Demonstration Example 1: Measurement a Simple Signal The purpose of this example is to display an unknown signal in the circuit, and measure the frequency and peak-to-peak voltage of the signal. Carry out the following operation steps for the rapid display of this signal: (1) Set the probe menu attenuation coefficient as 10X and that of the switch in the probe switch as 10X (see "How to Set the Probe Attenuation Coefficient"...

  • Page 110: Example 2: Gain Of A Amplifier In A Metering Circuit

    7.Demonstration Figure 7-1 Measure period and frequency value for a given signal Example 2: Gain of a Amplifier in a Metering Circuit The purpose of this example is to work out the Gain of an Amplifier in a Metering Circuit. First we use Oscilloscope to measure the amplitude of input signal and output signal from the circuit, then to work out the Gain by using given formulas.

  • Page 111: Example 3: Capturing A Single Signal

    7.Demonstration Gain = Output Signal / Input signal Gain (db) = 20×log (gain) Figure 7-2 Waveform of Gain Measurement Example 3: Capturing a Single Signal It's quite easy to use Digital Oscilloscope to capture non-periodic signal, such as a pulse and burr etc. But the common problem is how to set up a trigger if you have no knowledge of the signal? For example, if the pulse is the logic signal of a TTL level, the trigger level should be set to 2 volts and the trigger edge be set as the rising edge trigger.

  • Page 112: Example 4: Analyze The Details Of A Signal

    7.Demonstration (8) Select Source in the bottom menu. Select CH1 in the right menu. (9) Select Coupling in the bottom menu. Select DC in the right menu. (10) In the bottom menu, select Slope as (rising). (11) Turn the Trigger Level knob and adjust the trigger level to the roughly 50% of the signal to be measured.
  • Page 113 7.Demonstration functions acts an important role to help you to find out the details of these noise. Here is how we do it: (1) Push the Acquire button to display the Acquire menu. (2) Select Acqu Mode in the bottom menu. (3) Select Peak Detect in the right menu.

  • Page 114: Example 5: Application Of X-Y Function

    7.Demonstration Figure 7-5 Reduce Noise level by using Average function Example 5: Application of X-Y Function Examine the Phase Difference between Signals of two Channels Example: Test the phase change of the signal after it passes through a circuit network. X-Y mode is a very useful when examining the Phase shift of two related signals.

  • Page 115: Example 6: Video Signal Trigger

    7.Demonstration in the Lissajous graph form. (8) Turn the Vertical Scale and Vertical Position knobs, optimizing the waveform. (9) With the elliptical oscillogram method adopted, observe and calculate the phase difference (see Figure 7-6). The signal must be centered and kept in the horizontal direction.
  • Page 116 7.Demonstration (1) Push the Trigger Menu button to display the trigger menu. (2) Select the first menu item in the bottom menu. Select Single in the right menu. (3) In the left menu, select Video as the mode. (4) Select Source in the bottom menu. Select CH1 in the right menu. (5) Select Modu in the bottom menu.

  • Page 117: Troubleshooting

    8.Troubleshooting 8. Troubleshooting 1. Oscilloscope is powered on but no Display.  Check whether the power connection is connected properly.  Check whether the fuse which is beside the AC power input jack is blew (the cover can be pried open with a straight screwdriver). ...

  • Page 118: Technical Specifications

    9.Technical Specifications 9. Technical Specifications Unless otherwise specified, the technical specifications applied are for DSO four-channel series only, and Probes attenuation set as 10X. Only if the oscilloscope fulfills the following two conditions at first, these specification standards can be reached.
  • Page 119 9.Technical Specifications Performance Characteristics Instruction 50Hz: 100 : 1 Channel to channel 10MHz: 40 : 1 isolation Time delay between 150ps channel (typical) Four CH 0.05 Sa/s - 250 MSa/s DSO-6084 Dual CH* 0.05 Sa/s - 500 MSa/s DSO-6104 Single CH 0.05 Sa/s - 1 GSa/s Sampling rate range Four CH 0.05 Sa/s - 500 MSa/s...
  • Page 120 9.Technical Specifications Performance Characteristics Instruction DSO-6084 1 mV ±4% DSO-6104 ≥2 mV ±3% DC gain accuracy 1 mV ±3% DSO-6204 ≥2 mV ±2% Delta Volts between any two averages of ≥16 waveforms acquired with the same DC accuracy (average) scope setup and ambient conditions (△V): ±(3% rdg + 0.05 div) Waveform inverted ON/OFF △V, △T, △T&△V between cursors,...

  • Page 121: Trigger

    9.Technical Specifications Trigger Performance Characteristics Instruction Trigger level range Internal ±5 div from the screen center Trigger level Internal ±0.3 div Accuracy (typical) Trigger According to Record length and time base displacement Trigger Holdoff 100 ns – 10 s range 50% level setting Input signal frequency ≥...

  • Page 122: Waveform Generator (Optional)

    9.Technical Specifications Data Bits 5 bit, 6 bit, 7 bit, 8 bit Start, Restart, Stop, ACK Lost, Address, Trigger Condition Data, Addr/Data Address Bits 7 bit, 8 bit, 10 bit I2C Trigger Address Range 0 to 127, 0 to 255, 0 to 1023 Byte Length 1 to 5 Trigger Condition...

  • Page 123: General Technical Specifications

    9.Technical Specifications General Technical Specifications Display Display Type 8" Colored LCD (Liquid Crystal Display) Display Resolution 800 (Horizontal) × 600 (Vertical) Pixels Display Colors 65536 colors, TFT screen Output of the Probe Compensator Output Voltage About 3.3 V, with the Peak-to-Peak voltage ≥1 MΩ. (Typical) Frequency (Typical) Square wave of 1 KHz...

  • Page 124: 10. Appendix

    10.Appendix 10. Appendix Appendix A: Enclosure (The accessories subject to final delivery.) Standard Accessories: Power Cord CD Rom Quick Guide USB Cable Probe Probe Adjust Options: Battery (B/N 1611425) Appendix B: General Care and Cleaning General Care Do not store or leave the instrument where the liquid crystal display will be exposed to direct sunlight for long periods of time.

  • Page 125: Appendix C: Optional Battery Using Guide

    10.Appendix 2. Disconnect power before cleaning your Oscilloscope. Clean the instrument with a wet soft cloth not dripping water. It is recommended to scrub with soft detergent or fresh water. To avoid damage to the instrument or probe, do not use any corrosive chemical cleaning agent.

  • Page 126: Appendix D: Line Fuse Replacement

    10.Appendix Appendix D: Line Fuse Replacement The line fuse is in the plastic fuse box below the power line input on the rear panel. Warning: Disconnect the line cord at the rear panel and remove all test leads connected to the instrument before replacing the line fuse. Failure to do so could expose the operator to hazardous voltages that could result in personal injury or death.

This manual is also suitable for:

Dso-6104Dso-6084Dso-6204Dso series

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