[Model Supported] All the DHO800/900 series oscilloscopes [Latest Revision Date] 2024/11/1 [Updated Contents] v00.01.04.00.02 2024/11/1 1. Resolve the issue of no waveform when uncalibrated. v00.01.04.00.01 2024/10/15 1. Resolve No waveform in XY mode when rolling down. 2. Resolve No waveform in XY mode after default reset. 3. Resolve When vertical units are in volts and a probe ratio is set, trigger and decode thresholds are incorrect. 4. Resolve Menu labels are too short after AUTO. 5. Resolve MATH scale does not follow after setting V/A probe ratio. 6. Resolve Waveform disappears. 7. Resolve Measurements are calculated only once at a 50ms time base. 8. Resolve System crash when modifying all measurement sources under extended time base in measurement settings. 9. Resolve Screen grid settings are ineffective. 10. Resolve Incomplete waveform display when adjusting the time base to enter scan mode in XY mode. 11. Resolve System crash after enabling all measurements and performing default in scan mode. 12. Resolve Abnormal horizontal offset when switching from roll to scan at 200ms horizontal time base. 13. Resolve Waveform does not refresh when switching from channel one to channel two in SCAN mode. 14. Resolve Abnormal color of options in "Source" and "Modify All Measurement Sources" in measurement settings. 15. Resolve Channels do not automatically turn on when modifying all measurement sources. 16. Resolve Waveform does not refresh with multiple stop and run actions in SCAN mode. 17. Improve self-calibration pass rate. 18. In engineering mode, add build time, WPU, and SPU.A to *IDN? response. v00.01.04.00.00 2024/09/13 1. MATH vertical gear is not an integer, and the offset is not 0 2.the FFT unit in MATH is dbm/dbV, but only dbV is displayed 3. Add new model DHO824 4. Added storage depth option 50M for new model DHO824 5. When the vertical gear is selected as A, the probe ratio needs to be displayed as V/A 6. Solve the problem that XY can't be opened 7. Fixed the problem that oscilloscopes other than 824 models could not display waveforms v00.01.03.00.04 2024/07/11 1. Solve the problem of vertical gear adjustment disappearing. 2. Solve the problem of Math module filter operation saving screen waveform in. csv file format and program controlled acquisition being empty. 3. DHO800 adds 5M storage depth. 4. Resolve the issue of channel 4 triggering status not being remembered when loading the last value. 5. Increase screen brightness adjustment function. 6. Solve the problem of auto failure when the instrument is connected to a self checking square wave and in a state above 2x gears. 7. Solve the problem of eliminating burrs in adjusting the time base waveform during waveform recording and playback. 8. Support modifying measurement items after opening the measurement module. 9. Add SMB network storage function. 10. Solve the problem of SPI decoding failure in digital channels. 11. Solve the problem of AX and BX following changes when the tracking cursor changes in time base. 12. Solve the problem of unstable triggering of 2Hz triangular wave input in 100ms non rolling mode. 13. Resolve the issue of inconsistency between webcontrol resolution and instrument screen. 14. Add quick on/off function. 15. Solve the problem of video triggering function not functioning properly. 16. Solve the problem of small sparrow RS232 triggering not being able to be triggered at low baud rates. 17. Resolve multilingual translation errors. v00.01.02.00.02 2023/12/28 1. Self calibration optimization update 2. Solve the problem that window transparency cannot load the last value 3. Solve the problem that the LA function cannot display the label after setting it 4. DHO800 series comes with OPT_AUTO option 5. Modify the License module and the old option generation will be invalid. You need to use the new option generation DLL and EXE to generate options and KEY. v00.01.02.00.01 2023/12/5 1. Self calibration optimization update 2. Solve edge jitter below 31kHz v00.01.02.00.00 2023/11/2 1. Self calibration optimization update 2. Solve the problem of UltraLab startup connection failure 3. Solve the problem of failure to save waveform in wfm format 4. Add education model equivalent settings 5. Solve the problem of unresponsive touch on startup screen v00.01.01.00.02 2023/09/12 1. Self calibration optimization update 2. Update Help Documents v00.01.01.00.01 2023/08/10 1. Remove all time-related displays on the instrument 2. To modify the vertical interface, click the wiring diagram to modify the AC coupling function 3. Modify the delayed scan Chinese display as Zoom 4. Modify the order of the menu in the upper right corner, put the measurement in the front and Default in the back 5. The probe ratio interface is removed, and the probe ratio option is added to the vertical first-level menu v00.01.00.00.19 2023/07/24 1. The first version is released -Released the production version.