UNI-T UPO2102 User Manual
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UNI-T UPO2102 User Manual

Digital phosphor oscilloscope
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User's Manual
MSO/UPO2000 Series Digital Phosphor Oscilloscope

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  • Page 1 User’s Manual MSO/UPO2000 Series Digital Phosphor Oscilloscope...

  • Page 2: Copyright Information

    Foreword Dear Users, Hello! Thank you for choosing this brand new UNI-T instrument. In order to use this instrument safely and correctly, please read this manual thoroughly, especially the Safety Requirements part. After reading this manual, it is recommended to keep the manual at an easily accessible place, preferably close to the device, for future reference.

  • Page 3: Warranty

    If the product is shipped domestically to the location of the UNI-T service center, UNI-T shall pay the return shipping fee. If the product is sent to any other location, the customer shall be responsible for all shipping, duties, taxes, and any other expenses.

  • Page 4: Safety Requirements

    Users must follow the following conventional safety precautions in operation, service and maintenance of this device. UNI-T will not be liable for any personal safety and property loss caused by the user’s failure to follow the following safety precautions. This device is designed for professional users and responsible organizations for measurement purposes.
  • Page 5 User’s Manual MSO/UPO2000 Seri es It indicates possible danger, which may cause damage to this device or other equipment if you fail to follow a certain procedure or condition. If the Caution “Caution” sign is present, all conditions must be met before you proceed to operation.
  • Page 6 User’s Manual MSO/UPO2000 Seri es UKCA indicates a registered trademark of United Kingdom. Certification Conforms to UL STD 61010-1, 61010-2-030, Certified to CSA STD C22.2 No. Certification 61010-1, 61010-2-030. Do not place equipment and its accessories in the trash. Items must be Waste properly disposed of in accordance with local regulations.
  • Page 7 If this device may be faulty, please contact the authorized maintenance Abnormality personnel of UNI-T for testing. Any maintenance, adjustment or parts replacement must be done by the relevant personnel of UNI-T. Do not block the ventilation holes at the side and back of this device;...

  • Page 8: Environmental Requirements

    User’s Manual MSO/UPO2000 Seri es The recommended calibration period is one year. Calibration should only be Calibration carried out by qualified personnel. Environmental Requirements This instrument is suitable for the following environment: Indoor use.  Pollution degree 2  In operating: altitude lower to 3000 meter；in non-operating: altitude lower to 15000 meter. ...
  • Page 9 User’s Manual MSO/UPO2000 Seri es 3. Introduction of MSO/UPO2000 Series Digital Phosphor Oscilloscope MSO/UPO2000 Series digital phosphor oscilloscope includes four models Model Analog Channel Analog bandwidth UPO2102 100MHz × ○ UPO2104 100MHz × ○ UPO2202 200MHz × ○ UPO2204 200MHz ×...
  • Page 10 User’s Manual MSO/UPO2000 Seri es Build in 50MHz double channel function/arbitrary waveform generator (only for MSO-S), it supports real-  time loading data on the screen of the oscilloscope into AWG arbitrary waveform output Bode Plots loop test analysis function ...
  • Page 11 User’s Manual MSO/UPO2000 Seri es 4. Getting Started Guide This chapter introduces on using the oscilloscope for the first time, the front and rear panels, the user interface, as well as the built-in help system.  General Inspection  Before Use ...

  • Page 12: General Inspection

    It is recommended to inspect the instrument follow the steps below before using the UPO/MSO/UPO2000 series for the first time. Check for Damages caused by Transport If the packaging carton or the foam plastic cushions are severely damaged, please contact the UNI-T distributor of this product immediately. (2) Check Attachment Please check appendix for the list of accessories.
  • Page 13 User’s Manual MSO/UPO2000 Seri es Figure 4-1 Compensating signal and Ground terminal (4) Function Check Press the AUTO key, a 3 Vpp 1 kHz square wave should appear. Repeat step 3 for all channels. If the output is not a square wave with the above descriptions, please perform the probe compensation step in the next section.

  • Page 14: Front Panel

    User’s Manual MSO/UPO2000 Seri es 4.3 Front Panel Figure 4-3 Front Panel Screen display area Multipurpose knob Recording waveform Jog dial knob Function menu Numeric keypad Automatic control key Run/Stop control key Single trigger control key 10. Clear all control key 11.

  • Page 15: Rear Panel

    User’s Manual MSO/UPO2000 Seri es 4.4 Rear Panel Figure 4-4 Rear Panel EXT Trig: Input port of external trigger or external trigger /5 OUT: Output port supports AUX Out and AWG CHB for function/arbitrary waveform generator VIDEO Out: VGA video signal output, it can convert screen to VGA output USB Device：USB device interface, use this interface to communicate with PC LAN: Use this interface to connect the oscilloscope to local area network for remote control AC Power Input Socket: AC power input port.
  • Page 16 User’s Manual MSO/UPO2000 Seri es measured waveform with reference waveform. ④ Vertical POSITION: Vertical position knob is used for move the vertical position of the current channel waveform. The vertical displacement value will display at the baseline cursor. Press this knob to return the channel display back to the vertical midpoint.
  • Page 17 User’s Manual MSO/UPO2000 Seri es (4) Automatic Setting Press this key, the oscilloscope will automatically adjust the vertical scale, scan time base and trigger mode according to the input signal to realize optimum waveform display. Note: Waveform auto setting function requires that the frequency of sine is no lower than 20 Hz;...
  • Page 18 User’s Manual MSO/UPO2000 Seri es (11) Function Key MEASURE ： Press this key to enable the measurement ① setting menu. It can set the measurement source, all parameter measurement, user-defined parameter, measurement statistic and measure indicator. Turn on user- defined, it has 36 types of parameter measurement. Press Multipurpose knob to quick select parameter to measuring and the result will show on the bottom of the screen.
  • Page 19 User’s Manual MSO/UPO2000 Seri es (13) Recording Waveform Stop/Delet Pause/Playback/Select Record/move right Stop/Delete Pause/Playback/Select Record/Right shift ① REC SET: Recording waveform setting menu, it can set recording interval, end frame, play delay, the maximum frame setting or display. ② Stop: Press this key to stop recording or playback waveform. ③...

  • Page 20: User Interface

    User’s Manual MSO/UPO2000 Seri es 4.6 User Interface Figure 4-6 Figure 4-7 User interface as shown in Figure 4-6 and the detailed description see the following. Trigger status identification: TRIGED (has been triggered), AUTO, READY, STOP, and ROLL. Time base scale: Indicates the amount of time represented by one grid, which can be adjusted by SCALE knob on the horizontal control area.
  • Page 21 User’s Manual MSO/UPO2000 Seri es b. Trigger type: The types are edge, pulse width, video, ramp, and advanced trigger. For example, represents edge trigger. c. Trigger edge: The types are rising, falling, and random. For example, represents rising edge trigger. d.

  • Page 22: Touch Screen

    User’s Manual MSO/UPO2000 Seri es “Pass/Fail Test” for more details. (6) Reference waveform: Tap reference waveform icon in HOME menu to enter REF Load menu to operating recall waveform. Decoding: Tap decoding icon in HOME menu to enter Decode menu to operating decoding. Refer to “Protocol Decoding”...
  • Page 23 User’s Manual MSO/UPO2000 Seri es Figure 4-8 Touch Gesture (2) Squeeze Squeeze two fingers together or separate. Squeeze gesture can zoom out or zoom in the waveform. If the waveform need to zoom out, squeeze two finger together and then slide away; If the waveform need to zoom out, separate two fingers and then squeeze two fingers together as shown in Figure 4-9.
  • Page 24 User’s Manual MSO/UPO2000 Seri es Figure 4-11 Drawing Rectangle Gesture Select “Area A”: Drawing the area of trigger area A;  Open trigger area A;  Open “trigger area” menu.  Select “Area B”: Drawing the area of trigger area B; ...
  • Page 25 User’s Manual MSO/UPO2000 Seri es 4.8 Introduction of Special Symbol Press any soft key to activate the corresponding menu, the following icon may displayed on the menu. This symbol represents that multipurpose knob on the front panel can be used to select and adjust parameter.

  • Page 26: Vertical Channel

    User’s Manual MSO/UPO2000 Seri es 5. Vertical Channel MSO/UPO2000 provides two models of 4 or 2 analog input channel. 4 analog channels are CH1～CH4. Vertical channel setting method of each channel is quite the same. 2 analog channels are CH1～CH2. In this chapter, take 1 (channel 1) as example to introduce vertical channel setting.

  • Page 27: Channel Coupling

    User’s Manual MSO/UPO2000 Seri es 5.1 Turn on/off/Activate/ Analog Channel Four analog channel CH1～CH4 includes three states: Turn on, shut down and activate. ① Turn on: Press any one of 1 , 2 , 3 , 4 to turn on the channel when channel is shut down. ②...

  • Page 28: Reverse Phase

    User’s Manual MSO/UPO2000 Seri es 5.5 Probe In order to match up the attenuation coefficient setting of the probe, the coefficient need to set in channel operating menu. If the probe attenuation coefficient is 10:1, then the probe coefficient should set to 10X to ensure the correct voltage reading.

  • Page 29: Horizontal System

    User’s Manual MSO/UPO2000 Seri es 6. Horizontal System  Horizontal Scale  ROLL Mode  Window Extension  XY  Multi-Scopes  Trigger Holdoff 29 / 137  Instruments.uni-trend.com...

  • Page 30: Horizontal Scale

    User’s Manual MSO/UPO2000 Seri es 6.1 Horizontal Scale Horizontal scale which is horizontal time base, the amount of time represented by each scale on the horizontal direction of the screen, usually expressed as s/div. Rotate the SCALE knob in the HORIZONTAL control area to set the horizontal scale according to 1-2-5 order, that is 1 ns/div, 2 ns/div, 5ns/div, 10 ns/div, 20 ns/div...
  • Page 31 User’s Manual MSO/UPO2000 Seri es Figure 6-2 Apply to slow sweep mode to observe low-frequency signal, it’s recommend that set the channel coupling mode to direct current. Note: In ROLL mode, “horizontal displacement”, “protocol decoding”, “pass/fail test”, “parameter measurement”, “recording waveform” and “waveform brightness” cannot be used. 6.3 Window Extension Window extension is used for magnifying a waveform to view the image detail.
  • Page 32 User’s Manual MSO/UPO2000 Seri es The waveform before amplification is shown in the square brackets on the upper part of the screen. It can move by horizontal Position or adjusting time base SCALE to increasing or decreasing this area. Enlarged Waveform The enlarged waveform is displayed on the bottom part of the screen, window extension improves resolution relative to the main time base.
  • Page 33 User’s Manual MSO/UPO2000 Seri es Figure 6-4 Set display menu to split screen in this state and press CURSOR function key, as shown in Figure 6-5. Figure 6-5 Time, rectangular coordinate, polar coordinate, product and proportion in sequence below Cursor① Time, rectangular coordinate, polar coordinate, product and proportion in sequence below Cursor②...
  • Page 34 User’s Manual MSO/UPO2000 Seri es Figure 6-6 Based on sinθ=A/B or C/D, θ is the phase angle between channels, the definition of A, B, C, D see Figure 6-6. So the phase angle isθ=±arcsin（A/B）or θ=±arcsin（C/D）. If the main spindle of elliptical within I, III quadrant, then the acquired phase angle should at I, IV quadrant, that is within （0～π/2）or（3π/2～2π）.

  • Page 35: Trigger Holdoff

    User’s Manual MSO/UPO2000 Seri es Figure 6-8 Note：When Multi-Scopes is split screen, horizontal of each screen is still 700 pixels, if the there are four split screens, horizontal of each screen only has 350 pixels. 6.6 Trigger Holdoff Trigger holdoff is used for viewing complicated waveform (such as pulse string). Holdoff time refers to the time that the oscilloscope waits to restart the trigger circuit.

  • Page 36: Trigger System

    User’s Manual MSO/UPO2000 Seri es 7. Trigger System Trigger determines when the oscilloscope starts to collect data and display waveform. Once the trigger is correctly setup, it can convert unstable signals into meaningful waveform. In the beginning of data acquisition, it collects enough data to compose the waveform at the left side of the trigger point, and continue to collect the data until the trigger condition is met.
  • Page 37 User’s Manual MSO/UPO2000 Seri es Noun Explanation of Trigger System (1) Trigger Source A signal for generating a trigger. Trigger can be obtained from a variety of information sources, such as input channel (CH1, CH2, CH3, CH4), digital signal (D0~D15), external trigger (EXT, EXT/5), mains electricity, etc.

  • Page 38: Edge Trigger

    User’s Manual MSO/UPO2000 Seri es (3) Trigger Coupling Trigger coupling determines which part of the signal will be transmitted to the trigger circuit. The coupling type includes DC, AC, LF reject, HF reject and noise reject. DC：Let all the components of the signal pass through AC：Block the DC component of the signal HF reject: Attenuate high frequency components over 40 kHz.

  • Page 39: Pulse Width Trigger

    User’s Manual MSO/UPO2000 Seri es Edge Type: Rising edge: Set to trigger on the rising edge of the signal. Falling edge：Set to trigger on the falling edge of the signal. Random edge: Set to trigger on the rising edge and the falling edge of the signal. 7.3 Pulse Width Trigger Pulse width trigger can set the oscilloscope at specific width and generated the positive pulse or negative pulse when meet the trigger condition.

  • Page 40: Video Trigger

    Hint：In order to observe the waveform details in the video signal, user can set the memory depth a little bigger. The MSO/UPO2000 series utilize the UNI-T original digital 3D technology, it uses a multi-level grayscale 40 / 137  Instruments.uni-trend.com...
  • Page 41 User’s Manual MSO/UPO2000 Seri es display function so that different brightness can reflect the frequency of different parts of the signal. Experienced users can quickly judge the signal quality during the debugging process and find the unusual conditions. 7.5 Ramp Trigger Ramp trigger refers to triggering when the ramp of signal rising or falling conforms to the setting value.

  • Page 42: Runt Trigger

    User’s Manual MSO/UPO2000 Seri es 7.6 Runt Trigger The runt trigger is used to trigger a pulse that has crossed one trigger level but not the other. In this oscilloscope, the positive runt pulse is the pulse that crosses the lower limit of the trigger level but does not cross the upper limit of the trigger level;...
  • Page 43 User’s Manual MSO/UPO2000 Seri es (4) Level Setting Level setting can set low level, high level and high-low level. Press LEVEL knob on trigger control area to quickly switch the selection. a. Low level：Adjust low level threshold of ramp trigger by using LEVEL knob on trigger control area. b.

  • Page 44: Delay Trigger

    User’s Manual MSO/UPO2000 Seri es Trigger position can set enter, exit and time. Select trigger position to confirm the timing of trigger. Enter：It will be generated when the input signal enter the specified trigger level. Exit：It will be generated when the input signal exit the specified trigger level. Time：It will be generated when the over-amplitude entered, accumulated hold time is greater than or equal to the preset over-amplitude time.

  • Page 45: Time-Out Trigger

    User’s Manual MSO/UPO2000 Seri es Delay Condition Set delay condition to >, <, <>, ≤≥, >< . >：It will be generated when the time difference (△T) between the edge of source 1 and the edge of source 2 is greater than the setting lower limit of time, it can set the lower limit of time. <：It will be generated when the time difference (△T) between the edge of source 1 and the edge of source 2 is smaller than the setting upper limit of time, it can set the upper limit of time.

  • Page 46: Duration Trigger

    User’s Manual MSO/UPO2000 Seri es a. Rising edge：Set the timer to start when the rising edge of the input signal through the trigger level. b. Falling edge：Set the timer to start when the falling edge of the input signal through the trigger level.

  • Page 47: Setup/Hold Trigger

    User’s Manual MSO/UPO2000 Seri es pattern. The oscilloscope will not trigger if all channels in the codes are set to "ignored". (2) Trigger condition >：It will be generated when the pattern duration is greater than the setting time, it can set the lower limit of time.

  • Page 48: Nth Edge Trigger

    User’s Manual MSO/UPO2000 Seri es (2) Edge type Select the clock edge type: rising edge and falling edge. Rising edge: Set the clock edge type to rising edge. Falling edge: Set the clock edge type to falling edge. (3) Setup/Hold It has three modes setup, hold, setup &...

  • Page 49: Pattern Trigger

    User’s Manual MSO/UPO2000 Seri es Falling edge: Set to trigger on the falling edge of the signal. (2) Idle Time Compare the idle time with pulse time, it will be triggered when the condition is met. The range can be set 8ns ~ 10s.
  • Page 50 User’s Manual MSO/UPO2000 Seri es 7.14 RS232 Trigger RS232 decoding trigger can set trigger condition, data, trigger coupling, trigger mode and decoding setting. Trigger Condition a. Start frame: Waveform triggering at the start bit of RS232 protocol. When send a single string or send the same string several times, this trigger can be used to see a stable signal waveform, and if the sent data changes, the corresponding waveform will also be change.

  • Page 51: Spi Trigger

    User’s Manual MSO/UPO2000 Seri es Restart: It will be generated at the restarting time, that is, after a start signal, and before it stops, the start signal appears again. Stop: It will be generated when the stop bit occurs, that is, when the SCL is in high level, the SDA signal jumps from low to high.

  • Page 52: Can Trigger

    User’s Manual MSO/UPO2000 Seri es that chip selection level change invalid jump to valid. b. Idle time includes idle and idle & data. Idle trigger is generated at start of the new data after a certain idle time. (2) Data When trigger condition selects “chip selection &...
  • Page 53 User’s Manual MSO/UPO2000 Seri es Loss Confirmed：It will be generated on loss confirmed of CAN signal. Bit stuff error ： In the segment that requires bit filling, the waveform will be triggered when continuous detect the error from the same level of 6 bits. (2) Frame Format It is valid when the trigger condition is “identifier”...

  • Page 54: Lin Trigger

    User’s Manual MSO/UPO2000 Seri es h. ID and Data：The oscilloscope will be generated on data frame that matches the specified ID. i. End of Frame：It will be generated on the end of frame of CAN-FD signal. j. Loss Confirmed：It will be generated on loss confirmed of CAN-FD signal. k.

  • Page 55: Flexray Trigger

    User’s Manual MSO/UPO2000 Seri es (2) ID Value It is valid when trigger condition is “identifier” or “ID or data”. ID value can be set. When ID parity check is set to “yes”, ID range can set to 00~FF. When ID parity check is set to “no”, ID range can set to 00~3F. (3) Byte Length It is valid when trigger condition is “data”...
  • Page 56 User’s Manual MSO/UPO2000 Seri es (2) Indicating bit Set the indicating bit of FlexRay protocol trigger, which can be (01XX), net load (11XX), empty (00XX), synchronization (XX10), start (XX11). (3) ID It is valid when the trigger condition is “identifier” or “ID and data”. ID value can set to 000～7FF. (4) Cycle number It is valid when the trigger condition is “cycle number”...
  • Page 57 User’s Manual MSO/UPO2000 Seri es 7.21 Regional Trigger For complicated and volatile circuit signal in circuit debugging, the oscilloscope with high waveform capture rate can easily observe fleeting accidental abnormal signal. If user want to separate the abnormal signal from complicated and volatile circuit and to stable triggered. It may take a lot of time to learn the using of some advanced trigger and even so some more powerful advanced trigger also cannot full triggered.
  • Page 58 User’s Manual MSO/UPO2000 Seri es Condition: It will be triggered if region B is not intersect with source B waveform, if it intersected then not triggered. The dot is displayed in the intersecting area. The diagonal line is displayed in the non-intersecting area. Clicking the region trigger frame on the screen can pop out the setting menu.

  • Page 59: Automatic Measurement

    User’s Manual MSO/UPO2000 Seri es 8. Automatic Measurement  Parameter Measurement  Automatic Measurement Menu  All Parameter Measurement  User-defined Parameter 59 / 137  Instruments.uni-trend.com...

  • Page 60: Parameter Measurement

    User’s Manual MSO/UPO2000 Seri es 8.1 Parameter Measurement MSO/UPO2000 series oscilloscope can automatically measure 36 kinds of parameters. It includes voltage, time and other. ① Voltage Max：The voltage from the highest point of the waveform to GND. Min：The voltage from the lowest point of the waveform to GND. High：The voltage value from the flat top of the waveform to GND.
  • Page 61 User’s Manual MSO/UPO2000 Seri es Period: Time between two consecutive, same-polarity edges of a repetitive waveform. Frequency: The reciprocal of the period. Rise time: Time needed for waveform amplitude rising from 10% to 90%. Fall time: Time needed for waveform amplitude falling from 90% to 10%. Rise delay: The delay time between the two rising edges of the primary and secondary signals.
  • Page 62 User’s Manual MSO/UPO2000 Seri es area A user-defined parameter selection interface pops up on the waveform display area, adjust the Multipurpose knob to select and press the knob to confirm to show the parameter on the screen. User-defined Press the user defined key again to close the user-defined parameter choice box.

  • Page 63: User-Defined Parameter

    User’s Manual MSO/UPO2000 Seri es Figure 8-1 All parameters are always marked the same color with the current measuring channel (the main source). When "----" is shown, it indicates that the current source has no signal input, or the measurement result is not within valid range (too large or too small).

  • Page 64: Cursor Measurement

    User’s Manual MSO/UPO2000 Seri es 9. Cursor Measurement The cursor can be used to measure the X axis value (time) and the Y axis value (voltage) of the selected waveform. Press the CURSOR button to enter the cursor measurement menu. ...

  • Page 65: Time Measurement

    User’s Manual MSO/UPO2000 Seri es 9.1 Time Measurement Press the CURSOR button to enter the cursor measurement menu, select type, mode, unit and source to measuring time, as shown in Figure 9-1. Figure 9-1 The upper left corner of the display area shows the cursor measurement information: “X”...

  • Page 66: Sampling System

    User’s Manual MSO/UPO2000 Seri es 10. Sampling System Sampling is convert signal of analog input channel to discrete point via analog-digital converter (ADC). Press ACQUIRE key on the front panel to enter sampling menu.  Sampling Rate  Acquisition Mode ...

  • Page 67: Sampling Rate

    User’s Manual MSO/UPO2000 Seri es 10.1 Sampling Rate (1) Sampling and Sampling Rate Sampling is the oscilloscope sampling the input analog signal and then convert it to digital data. Gathering the digital data to waveform record and stored in sampling memory. Analog Input Signal Sampling Point Sampling rate refers to the time interval between two sampling points.

  • Page 68: Acquisition Mode

    User’s Manual MSO/UPO2000 Seri es ③ Waveform Leakage: Due to low sampling rate, the reconstructed waveform not reflect the actual signal. As shown in Figure 10-3. Pulse disappear Figure 10-3 10.2 Acquisition Mode Acquisition mode is used to control how to generate waveform from sampling points. Press ACQUIRE key to switch acquisition...

  • Page 69: Storage Depth

    User’s Manual MSO/UPO2000 Seri es Waveform when the average mode is not adopted Waveform when the 32 times average mode Note: Average and high resolution uses different average methods. The former is multiple sampling average, the latter is single sampling. 10.3 Storage Depth The storage depth is the number of waveform that can be stored in the oscilloscope during a trigger acquisition.

  • Page 70: Display System

    User’s Manual MSO/UPO2000 Seri es 11. Display System 11.1 Waveform Display DISPLAY can set the display type of waveform, grid display type, grid brightness, waveform brightness, background brightness, duration time, color temperature, anti-color temperature, transparency of pop out dialog and default transparency. Display Type ①...

  • Page 71: Storage And Recall

    User’s Manual MSO/UPO2000 Seri es 12. Storage and Recall With the storage function, user can save the oscilloscope's settings, waveforms, and screen images to the oscilloscope or external USB storage devices, and load the saved settings or waveforms anytime. Press the STORAGE key to enter the storage function setting interface.
  • Page 72 User’s Manual MSO/UPO2000 Seri es 12.1 Storage and Load Setting Table 12-1 Storage Menu Setting Function Menu Setting Description Type Setting Local Press save key, the setting will be saved in the oscilloscope Disk Press save key, the setting will be saved in external USB storage device Press filename soft key to pop out virtual keyboard, touch screen or adjusting Filename Multipurpose knob to select letter and digit.

  • Page 73: Print Screen

    User’s Manual MSO/UPO2000 Seri es Press REF, loading the waveform from external USB storage device. Load Press REF to pop out the select file frame, adjusting Multipurpose to select file Delete Turn off the current REF waveform. The callback REF waveform is shown in Figure 12-1. Figure 12-1 After the callback, the Ref waveform status will be displayed in the lower left corner, including time base scale and amplitude scale.

  • Page 74: Picture Storage

    User’s Manual MSO/UPO2000 Seri es Press save key, the arbitrary waveform will be saved in external USB storage device Press filename soft key to pop out virtual keyboard, touch screen or adjusting Multipurpose knob to select letter and digit. The default filename is UNIT001. Filename Rotating Multipurpose knob to directly change the filename, the length limit is 79 characters.

  • Page 75: Auxiliary Function

    User’s Manual MSO/UPO2000 Seri es 13. Auxiliary Function Press the UTILITY key to enter the auxiliary function settings menu.  System Function  Recording Waveform  Pass/Fail Test  System Update  Bode Diagram  Web Access 75 / 137 ...

  • Page 76: System Function

    User’s Manual MSO/UPO2000 Seri es 13.1 System Function Automatic Calibration Automatic calibration allows the oscilloscope to work optimally to obtain the most accurate measurements. Automatic calibration divide into analog channel calibration and LA calibration. This function can perform at any time, especially when the ambient temperature range reaches or exceeds 5 ℃...
  • Page 77 User’s Manual MSO/UPO2000 Seri es depth to automatic. Trigger setting：In hold mode, remain source and trigger coupling setting, other setting will restore to “edge trigger, automatic, rising edge.” Signal setting：Remain the channel state. (9) Clear Data Clear can delete stored waveform and the setting file in the oscilloscope. (10) SCPI Port SCPI port configuration can allocate USB and UART.
  • Page 78 User’s Manual MSO/UPO2000 Seri es Last status: After the power switch on the rear panel of the oscilloscope is turned on, the oscilloscope  will rebooting with the last shut down status. If the last shut down is turned off by soft key, then the oscilloscope should press the soft key to power on;...
  • Page 79 User’s Manual MSO/UPO2000 Seri es 13.2 Recording Waveform Recording Waveform can set to record the waveform, this function includes recording setting （REC SET） , record , stop and display Recording Setting Set the parameter of recording waveform, which includes recording interval, end of frame and playback delay.
  • Page 80 User’s Manual MSO/UPO2000 Seri es 13.3 Pass/Fail Test Pass/Fail can set the template and judgment condition to perform Pass/Fail test, which can set allow to test, output, information source, operating, template and stop setting. The Pass/Fail uses a template to detect whether the input signal within the range of the template requirements.

  • Page 81: System Update

    Download the update file from UNI-T official website or ask UNI-T distributor to provide the update file. The update file is the same as the model and hardware version of the instrument, the software version is higher than the version of the instrument.
  • Page 82 User’s Manual MSO/UPO2000 Seri es directory of the USB. Turn on the oscilloscope and insert UBS into the oscilloscope. Press Utility- Upgrade to check the update file. Select the update file and confirm to upgrade. After the upgrade is finished, reboot the oscilloscope to complete the update. Note：Please ensure that the power is not turned off during the entire upgrade process, it is to avoid failure to reboot due to incomplete system upgrade content.
  • Page 83 User’s Manual MSO/UPO2000 Seri es frequency point at 0° phase. That is GM=0db –gain measured value. 4：Frequency scale is display based on start frequency and stop frequency of the scanning . 5：Scanning the gain result curve. 6：Scanning the phase result curve. 7：Cursor，please refer to chapter “cursor”.
  • Page 84 User’s Manual MSO/UPO2000 Seri es (4) Channel Selection Channel Selection can set the input and output signal channel of DUT. DUT input：Select the input signal channel of DUT, which can be CH1～CH4. DUT output：Select the output signal channel of DUT, which can be CH1～CH4. (5) Display Setting Set the display parameter, which can set automatic setting, gain scale, gain displacement, phase scale, phase displacement, start frequency, stop frequency, gain display and phase display.
  • Page 85 User’s Manual MSO/UPO2000 Seri es Figure 13-5 (8) Data Data can set save and load the scanning data information of bode diagram, which is set the file name, save or load the file. Input name: Touch or press the input key to pop out the virtual keyboard , touch to select or adjust Multipurpose knob to select letter and digit.

  • Page 86: Web Access

    User’s Manual MSO/UPO2000 Seri es 13.6 Web Access (1) Access Local Area Network The computer and the oscilloscope should under the same LAN. Check the IP address through the UTILITY menu of the oscilloscope, and then the browser accesses the oscilloscope by IP: 9000 port. Example: Computer IP: 192.168.42.3 Oscilloscope IP: 192.168.42.12...
  • Page 87 User’s Manual MSO/UPO2000 Seri es in screen part of the oscilloscope, such as a. drag waveform cursor to adjust the vertical position of the waveform; drag the trigger position cursor to adjust the trigger position. b. click the channel to switch turn on/off the current channel c.
  • Page 88 User’s Manual MSO/UPO2000 Seri es Figure 13-10 Internet information setting includes IP address acquisition method (dhcp/static), local IP address, subnet mask and gateway. If IP setting is dhcp, it not need to fill in the configuration IP address, subnet mask and gateway, click confirmation directly.
  • Page 89 User’s Manual MSO/UPO2000 Seri es Figure 13-12 It includes frp proxy network server IP address, web_port，pic_port proxy port and ctrl_port proxy port. Click to change frp setting，that is to edit proxy IP address, web_port，pic_port，ctrl_port，as shown in Figure 13-13. Figure 13-13 Click the confirmation after the input is completed, it can continuous to access according to the new modified frp proxy IP address information (in correct configuration).

  • Page 90: Protocol Decoding

    User’s Manual MSO/UPO2000 Seri es 14. Protocol Decoding MSO/UPO2000 performs common protocol decoding for input signal of analog channel, which includes RS232, I C, SPI, CAN, CAN-FD, LIN and FlexRay. User can easily find error, debug hardware, and speed up development progress through protocol decoding.
  • Page 91 User’s Manual MSO/UPO2000 Seri es 14.1 RS232 Decoding RS232 interface is an asynchronous transmission standard interface developed by the Electronics Industry Association. It is usually available in DB-9 or DB-25 applications. It is suitable for communication with data transmission rate in the range of 0～29491200/s and is widely used in microcomputer communication interface.
  • Page 92 User’s Manual MSO/UPO2000 Seri es (3) Polarity Press Polarity key to select the trigger polarity to positive or negative. Negative: opposite logic level polarity, i.e. high level is 0 and low level is 1. Positive polarity: normal logic level polarity, i.e. high level is 1, low level is 0. (4) Parity Set the parity mode of data transmission.
  • Page 93 User’s Manual MSO/UPO2000 Seri es master and slave computer. The bus is a multiple master bus that prevents data corruption through conflict detection and arbitration mechanisms. It is worth noting that the I C bus has two address bit widths, 7 bits and 10 bits, where 10 bits and 7 bits addresses are compatible that can be used in combination.
  • Page 94 User’s Manual MSO/UPO2000 Seri es Figure 14-3 Note: The analog channels of the MSO/UPO2000 series 2-channel products do not have this feature because the number of output channels needs to be at least 3. Bus Decoding Refer to RS232 Bus Decoding. (2) Bit Width Set the bit width of each frame of SPI protocol signal, which can set to 4～32.
  • Page 95 User’s Manual MSO/UPO2000 Seri es Set the polarity of chip selection enable signal to positive or negative. Positive polarity: It is 1 when the setting signal is greater than threshold. Otherwise, it is 0. Negative polarity: It is 1 when the setting signal is less than threshold. Otherwise, it is 0. (8) SCLK Polarity Set the edge of clock signal to rising edge or falling edge.
  • Page 96 User’s Manual MSO/UPO2000 Seri es Set CAN-FD protocol trigger source, which can be CH1, CH2, CH3, CH4 or D0-D15. The current selected source display on the right corner of the screen. The source supports display and select digital channel only when the digital channel is opened in LA. Note: Only the channel that has been connected to the signal, select it as the trigger source that can get the stable trigger and correct decoding.
  • Page 97 User’s Manual MSO/UPO2000 Seri es Set ID parity bit to “yes” or “no”. If “yes” is selected, it includes parity bit and ID; if “no” is selected, parity bit and ID is not include. Setup Data Length Set whether display the setting menu of data length. It can set yes or no. Yes: Display the setting menu of data length No: The setting menu of data length is not display.

  • Page 98: Mathematical Operation

    User’s Manual MSO/UPO2000 Seri es 15. Mathematical Operation MSO&UPO2000 series digital phosphor oscilloscope carries a variety of mathematical operations, it includes MATH, FFT, digital filter and advanced operation. Enter mathematical operation menu, adjusting POSITION or SCALE knob on vertical control area to change the vertical position and the vertical scale of the waveform.

  • Page 99: Mathematical Function

    User’s Manual MSO/UPO2000 Seri es 15.1 Mathematical Function Use operator“+” ,“-”,“x”,“÷” to operating the channel waveform to get the math waveform. Operator Operator supports “+” ,“-”,“x”,“÷”. +：The waveform of source 1 and source 2 are added point by point. -：The waveform of source 1 and source 2 are subtracted point by point. x：The waveform of source 1 and source 2 are multiplied point by point.
  • Page 100 User’s Manual MSO/UPO2000 Seri es Rectangle: It has the best frequency resolution and the worst amplitude resolution, which is similar to the one with no window. It is suitable for measuring the following waveforms: Transient or short pulse, the signal level is almost equal to before and after. ...
  • Page 101 User’s Manual MSO/UPO2000 Seri es Figure 15-1 Figure 15-2 (6) FFT – Detecting Mode The detecting mode is to set the way to display the sampling points of the raw data after FFT operation. The display mode can be set to normal, average, maximum hold and minimum hold. The sampling point mode can be set to + peak, - peak, average and sampling, as shown in Figure 15-3.
  • Page 102 User’s Manual MSO/UPO2000 Seri es is displayed in red color. b. Average: the spectrum waveform displays the average value by sampling point in time interval, the corresponding spectrum waveform is displayed in blue color. Average time: set the number of times of the average calculation, when the average spectrum is enabled, the number of times can set to 2, 4, 8, 16, 32, 64, 128, 256, 512, or 1024.

  • Page 103: Digital Filter

    User’s Manual MSO/UPO2000 Seri es Mark trace: Select spectrum wave as the marker source, which is the spectrum waveform  generated by different detection types under the detecting mode, it can set to normal, average, maximum hold and minimum hold. Maximum peak value: Set manual mark trace to the maximum peak value of sampling point by ...

  • Page 104: Advance Operation

    User’s Manual MSO/UPO2000 Seri es 15.4 Advance Operation User can freely defined the operation of each signal of input channel to get different operation result of MATH waveform. Expression This function can set to turn on/off. Turn on to pop out dialog frame as shown in Figure 15-4. Figure 15-4 Adjust the Multipurpose knob to select “Channel”, ”Function”, or ”Operator”, then press the knob to display the options in the list after Expression.
  • Page 105 User’s Manual MSO/UPO2000 Seri es Sinc Calculating the normalization value of the selected source. Calculating the tangent of the selected source. Sqrt Calculating the square root of the selected source. Calculating the exponent of the selected source. Calculating the logarithm of the selected source. Calculating the logarithm of the selected source.

  • Page 106: Digital Channel

    User’s Manual MSO/UPO2000 Seri es 16. Digital Channel MSO/UPO2000 series digital phosphor oscilloscope has 2 analog channel and 16 digital channel. For digital channel, the oscilloscope will compared the sampled voltage of each time to the preset logical threshold. If the voltage of sampling point is greater than threshold, it will saved as logic 1.

  • Page 107: Threshold Setting

    User’s Manual MSO/UPO2000 Seri es 16.1 Open Digital Channel Enter switch setting menu of the digital channel via channel switch. Channel selection: Open D0-D15 channel selection list to select turn on/off arbitrary channel. Opened channel indicates √ and displayed on the screen. (2) Turn on/off D7-D0, D15-D8 channel;...
  • Page 108 User’s Manual MSO/UPO2000 Seri es a. Preset value includes TTL, 5.0V CMOS, 3.3V CMOS, 2.5V CMOS, 1.8V CMOS, ECL, PECL, CLDS and 0V. After a type is selected, the threshold level corresponding to that type is applied to the type. b.

  • Page 109: Group Setting

    User’s Manual MSO/UPO2000 Seri es Figure 16-1 16.7 Label Setting Label setting menu can set label for the specified digital channel. Label can set by preset label or input label. Preset Label Select a digital channel which need to set label. The label can be select in preset list, which includes ACK, AD0, ADDR, BIT, CAS, CLK, DATA, HALT, INT, UB, NIMI, OUT, PIN, RAS, RDY and RST.

  • Page 110: Event List

    User’s Manual MSO/UPO2000 Seri es Figure 16-2 16.9 Event List Event list displays the data, line number and time after decoding. It is convenience for observing the long decoded data. (This function is only enabled when BUS state is opened.) 16.10 Delay Calibration When use the oscilloscope to perform the actual measurement, transmit delay of probe cable may cause big error (zero offset).
  • Page 111 User’s Manual MSO/UPO2000 Seri es 17. Function/Arbitrary Waveform Generator MSO/UPO2000 has built-in function/arbitrary waveform generator (only for MSO-S). It use direct digital combination technology to generate accurate and stable waveform output with the resolution lower to 1 μHz. MSO/UPO2000 is economical functional /arbitrary waveform generator. ...
  • Page 112 User’s Manual MSO/UPO2000 Seri es 17.1 Enable Function/Arbitrary Waveform Generator Enable functional /arbitrary waveform generator via AWG, as shown in Figure 17-1. Figure 17-1 (1) The ① on the above figure is CHA/ CHB information：The currently selected channel will be highlight. (2) “Limit”...
  • Page 113 User’s Manual MSO/UPO2000 Seri es ① Stop：Stop key is left yellow arrow on the above figure. It can move to left when adjusting the numerical value. ② Playback/Pause: Playback/Pause key is the yellow arrow in the middle on the above figure. It is for selection when switch the parameter.

  • Page 114: Advanced Application

    User’s Manual MSO/UPO2000 Seri es Duty cycle range can set to 1% ～ 99%. (6) Set symmetry degree of ramp wave Symmetry degree of ramp wave is 50% by default. It can adjust the symmetry degree by using the Multipurpose knob or numeric keyboard. Symmetry degree range can set to 0.1% ～ 99.9%. (7) Set DC voltage DC voltage is 0 V by default.
  • Page 115 User’s Manual MSO/UPO2000 Seri es sine waveform. After select AM modulating, press Carrier soft key to enter the interface, press Multipurpose knob to select the desired carrier wave as shown in Figure 17-4. Figure 17-4 ③ Carrier frequency Different carrier wave has different frequency range. The default frequency of all carrier wave is 1 kHz.
  • Page 116 User’s Manual MSO/UPO2000 Seri es generator limits the length of arbitrary wave to 4 kpts by automatic sampling point mode. Noise：White Gauss noise  ⑤ Set the frequency of modulating wave Set the frequency of modulating wave to 2mHz～50kHz (the default is 100Hz). When AM function is enabled, the default frequency of modulating wave will be displayed.
  • Page 117 User’s Manual MSO/UPO2000 Seri es Figure 17-6 ③ Carrier frequency Refer to AM-carrier frequency. ④ Modulating wave odulating wave Refer to AM-m ⑤ Set modulating frequency Set the frequency of modulation wave, the range can set to 2 mHz～50 kHz(the default is 100Hz). After FM function is enabled, the default frequency100 Hz will appeared.
  • Page 118 User’s Manual MSO/UPO2000 Seri es oscilloscope will output the arbitrary wave based on the current setting. As shown in Figure 17-7. Figure 17-7 ② Point by point output/ Play mode AWG supports point-by-point output arbitrary waveform. In point-by-point output mode, the signal generator automatically calculates the frequency of the output signal according by the waveform length and sampling rate.
  • Page 119 User’s Manual MSO/UPO2000 Seri es DualTone Dual tone signal AbsSine Absolute value of sine StairDn Stair down StairUp Stair up Trapezia Trapezia BandLimited Band limited signal BlaseiWave Blasting vibration “time-vibration” curve Butterworth Butterworth filter Chebyshev1 Chebyshev1 filter Chebyshev2 Chebyshev2 filter Combin Combination function CPulse...
  • Page 120 User’s Manual MSO/UPO2000 Seri es Error function Erfc Complementary error function ErfcInv Inverse complementary error function ErfInv Inverse error function ExpFall Exponent fall function ExpRise Exponent rise function Gammaln Napierian logarithm of gamma function Gauss Gauss distribution (normal distribution) HaverSine Haversine function Laguerre degree laguerre polynomial...
  • Page 121 User’s Manual MSO/UPO2000 Seri es Ignition of a car's internal combustion Ignition engine wave Starting profile of the car with ISO16750-2 SP oscillations Car voltage waveform caused by startup ISO16750-2 Starting1 Car voltage waveform caused by startup ISO16750-2 Starting2 Car voltage waveform caused by startup ISO16750-2 Starting3 Car voltage waveform caused by startup ISO16750-2 Starting4...
  • Page 122 User’s Manual MSO/UPO2000 Seri es CscHPro Raised hyperbolic cosecant RecipCon Cupped reciprocal RecipPro Raised reciprocal SecCon Cupped secant SecPro Raised secant SecH Hyperbolic secant SinH Hyperbolic sine SinInt Integral sine Sqrt Square root function Tangent function TanH Hyperbolic tangent ACos Arc cosine function ACosH Arc hyperbolic cosine function...
  • Page 123 User’s Manual MSO/UPO2000 Seri es BarthannWin CalibratedBarthannwindow Blackman Blackman window BlackmanH BlackmanH window BohmanWin BohmanWin window Boxcar Rectangular window ChebWin Chebyshev window GaussWin Gauss window FlattopWin Flattop window Hamming Hamming window Hanning Hanning window Kaiser Kaiser window NuttallWin Minimum 4 Blackman-harris window ParzenWin Parzen window...
  • Page 124 User’s Manual MSO/UPO2000 Seri es EGR_2 EGR_3_2 EST_03_2 GaussPulse Gaussian monopulse IAC_1_1 INJ_1_1 INJ_2 INJ_3 INJ_4 INJ_5_6 INJ_7 KS_1_1 Log10 MAF_1_1 MAF_1_2 MAF_5_3 MAP_1_1 MAP_1_2 MC_3 O2PROPA1 O2PROPA2 O2SNAP RounsPM STAR02_1 SineTra SineVer StairUD TPS_1_1 TPS_1_2 124 / 137  Instruments.uni-trend.com...

  • Page 125: Common Setting

    User’s Manual MSO/UPO2000 Seri es 17.4 Common Setting Press MENU key to enter menu list, press Utility key to set the common parameter of channel, as shown in Table 17-3. Table 17-3 Function Menu Submenu Function Setting Description Channel output OFF, ON Set the status of channel output.
  • Page 126 User’s Manual MSO/UPO2000 Seri es 18. Additional Function Key  Automatic Setting  Run/Stop  CLEAR  Factory Setting 126 / 137  Instruments.uni-trend.com...

  • Page 127: Automatic Setting

    User’s Manual MSO/UPO2000 Seri es 18.1 Automatic Setting Automatic settings will choose appropriate time base scale, amplitude scale and trigger parameter according to the input signal so that the waveform will automatically display on the screen. Press the AUTO key to enable automatic settings. Automatic setting only applies to the following conditions: a.
  • Page 128 User’s Manual MSO/UPO2000 Seri es Deflection factor of fine tunning Probe 1× Phase inverse Unit CH2, CH3, CH4 MATH, REF Extension window Split screen display Multi-Scopes Time base selection Extension time base Horizontal System Mode XY-CH CH1-CH2 Horizontal time base 1μs/div Horizontal displacement 0(horizontal midpoint)
  • Page 129 User’s Manual MSO/UPO2000 Seri es Temperature color Anti-temperature Grid brightness Waveform brightness Type MATH Source 1 Operator Source 2 Probe magnification FFT window function Hamming MATH FFT unit FFT count Auto FFT mark mode FFT split screen FFT mark threshold Digital filter Low pass Main source of measurement...
  • Page 130 User’s Manual MSO/UPO2000 Seri es RS232 source RS232 polarity Negative polarity RS232 baud rate 2400 RS232 user-defined baud rate 9600 RS232 bit width 7 bits RS232 bit order RS232 stop bit RS232 parity bit none RS232 trigger condition Start frame RS232 data C SCL C SDA...
  • Page 131 Storage depth Auto Cursor type Other System Cursor mode Independent Horizontal unit of cursor Second Cursor channel Automatic channel Autoset Automatic sampling Autoset Automatic trigger Autoset Automatic signal Autoset Current channel selection RUN/STOP Web Password uni-t 131 / 137  Instruments.uni-trend.com...

  • Page 132: System Prompt And Troubleshooting

    User’s Manual MSO/UPO2000 Seri es 19. System Prompt and Troubleshooting 19.1 Description of System Prompt This chapter is to describe the system prompt, the detailed explanation as shown in Table 19-1 Table 19-1 It is prompt that the adjusting is up to extremity in the current status.
  • Page 133 User’s Manual MSO/UPO2000 Seri es The record function is invalid in It will be prompt when the oscilloscope operates recording Roll mode！ waveform in Roll mode. There is no parameter can be use, It will be prompt if there is no user-defined parameter when turn on please select user-defined measurement statics.
  • Page 134 User’s Manual MSO/UPO2000 Seri es In XY mode, this function cannot It will be prompt when open MATH, REF, LA, DECODE function in XY be use！ mode. Start to update？ It will be prompt when select the update file to upgrade. It will be prompt if the selected channel is not opened in cursor The channel is not open！...

  • Page 135: Troubleshooting

    After completing the above steps, restart the oscilloscope. If the instrument still cannot work, please contact UNI-T. (2) After signal acquisition, signal of waveform does not appear on the screen. Check whether BNC port is connected properly.

  • Page 136: Appendix B Warranty Overview

    If the product is proven to be defective within this period, UNI-T will repair or replace the product in accordance with the detailed provisions of the warranty.

  • Page 137: Appendix C Contact Us

    MSO/UPO2000 Seri es 20.3 Appendix C Contact Us If the use of this product has caused any inconvenience, if you in mainland China you can contact UNI-T company directly. Service support: 8am to 5.30pm (UTC+8), Monday to Friday or via email. Our email address is infosh@uni- trend.com.cn...

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