Click "Update Firmware" . A progress bar will appear.
is a popular 2-in-1 handheld device that combines a digital oscilloscope with a multi-purpose transistor tester. Keeping your device's firmware up to date is essential for fixing hardware bugs, improving measurement accuracy, and optimizing power consumption. Essential Preparation Before beginning the update, ensure you have the following:
Copy the firmware file (starting with the prefix "CHD" for the oscilloscope or "CHT" for the transistor part) into the "CH BOOT" drive. dsotc2 firmware upd
while connecting via USB-C to enter bootloader mode. Replace the firmware file on the virtual drive and you're good to go. Download here: FNIRSI Official Site in the latest version? Guide to Firmware Update | Lenovo IN
: Better spacing for transistor diagrams and more accurate display of peak-to-peak ( ) values in oscilloscope mode. Critical Review Considerations Performance Limits Click "Update Firmware"
Some DSOTC2 models support OTA (over-the-air) updates via their companion app (e.g., "RoadCam" or "ActionPro"). However, OTA updates are less reliable. For a critical dsotc2 firmware upd , always use the PC method.
: Teardowns shared on the EEVblog forum suggest the Keeping your device's firmware up to date is
Every 3–4 months is reasonable. Also check immediately if you buy a new high-capacity microSD card (64GB or 128GB) since older firmware may not support SDXC.