[Model Supported] All the DHO4000 series oscilloscopes
[Latest Revision Date] 2024/03/27


[Updated Contents]
00.02.13 2024/03/27

      - Fixed the problem of deleting files when copying the same files.
      - Requirements for optimizing the total time for oscilloscope delivery, configuration, and reading.
      - Fixed the problem of crash when LAN is not connected and click Apply.
      - Fixed the problem that after passing the test screenshot, it cannot be stopped.
      - After fixing the default, *IDN? cannot read the project version number.
      - The problem of not closing the project version number lxi/identification.
      - Fixed the issue of statistics not being reset when moving the measurement cursor.
      - Fixed the problem that the measurement value of the moving cursor area is not updated after STOP.
      - Fixed the problem of occasional no waveform when booting.
      - Fixed the issue of the waveform disappearing in small gears after a pause.
      - Implementation of USB external keyboard requirements.
      - Fixed the problem of obtaining Math waveform error.
      - Fixed vertical scaling mask error by testing.
      - Fixed SPI timeout triggering problem, also for four-channel mode.
      - Modify the problem that ultraLab cannot connect to the server after shutting down and restarting.
      - When the Zoom function is turned on, the cursor adjustment area is not limited to the Zoom window.
      - Modify the offset range below 50 ohm and 500uV/div to solve the flip problem.
      - Fixed the problem of failure to modify the settings of measurement source B.
      - Fixed the problem of window transparency and failure to load the last value.
      - Fixed the problem of error in saving screen waveform to csv and SCPI command to obtain waveform in Math filter operation.
      - Fixed the problem of crosstalk caused by adjusting vertical offset.
      - One-click to open the measurement items required by the user and realize the functional requirements of the trigger source tracking channel.
     - Error displayed when modifying the measurement cursor for multi-source measurement.
     - Fix the problem of IIC SCL threshold and SDA threshold random reset&trigger level line random jumping caused by probe ratio at 10X gear.

00.02.12 2023/10/18

     - Fixed the problem of CAN decoding result misalignment when there is an error frame
     - Fixed the problem of wrong value in measurement when switching frequency meter source
     - Optimize customer experience of frequency meter statistics function
     - Fixed the issue where the median boundary value measurement results and cursor indication are incorrect when the display type is percentage.

00.02.11 2023/08/17

     - PassFail function optimization
     - Ref function optimization
     - Read screen data, fix the abnormal number of return values
     - Waveform distortion before triggering with large time base
     - CAN trigger related issues resolved
     - Fixed the wrong format of saved memory bin wave file
     - Fix low storage depth, after ZOOM is turned on, the square wave will be stabbed
     - Fix the data abnormality at the end of the high-resolution mode waveform
     - Fixed the inconsistent behavior of XY window switch operation
     - Fix the invalid initialization of webcontrol network settings
     - Fix Pass/fail cannot be terminated
     - Fixed the problem that SCPI could not get the measurement value
     - Fixed the problem of loss of test mask in special cases

00.02.07  2023/04/29

     - Custom external attenuation ratio
     - Add the merge display function of MATH window and simulation window
     - Add the window shrink function through Pass-Fail
     - Cursor module zero stagnation function, to solve the problem that the cursor is difficult to capture 0V first
     - Add a toggle switch for merging screens, which can display cursors in each split screen and synchronize the cursors
     - The measurement function adds [cursor area] measurement function requirements
     - Fixed crash issue in German mode
     - Pause to keep the afterglow display after turning on the waveform hold
     - Fixed the truncation problem of enlarged waveform after stoping
     - Fixed the problem that the adjustment trigger point could not be adjusted back to the middle of the screen after moving to the right for more than -50S under a large time base
     - Fixed Crash problem when restarting with probe

00.02.04  2022/12/14

-Released the production version