Update the firmware of Hantek2D72/2D42/2C72/2C42

amy · Post time 2020-7-27 15:17:06

hardsofty replied at 2020-7-24 01:59
Dear amy

Could you please update the files in the download section of the device.

Hi, I updated the website download attachment.

amy · Post time 2021-12-9 09:24:31

Fred2C72 replied at 2021-10-30 13:40
Hello everybody. Can anybody here help me fix the problem with my Hanteck DSO 2C72?

Here is the sit ...

Please try to perform self-calibration (Menu->Calibrate).
If the problem still cannot be solved, it may be a hardware failure.

amy · Post time 2021-12-23 13:35:38

Fred2C72 replied at 2021-12-20 16:30
I already performed a self calibration sir before i make a post here. I tried it several times, bu ...

Test the voltage at these points after the oscilloscope is turned on.

amy · Post time 2021-12-24 09:30:42

Fred2C72 replied at 2021-12-23 16:47
Update:
I measured the TP as per the photo sir and here is the result.

Please replace the chip U22 to try, the model of U22 is LT1931ES5#TRPBF.
You can purchase it in AliExpress.