Your version of Internet Explorer isn't supported - For the best experience, please use a modern browser such Microsoft Edge, Google Chrome, and Firefox.
April 21, 2026 Version: v2.1.4
Successfully completing a is not the end; it is a new beginning. To keep your device running optimally: dsotc2 firmware upd
| Issue | Possible Cause | Action | |-------|----------------|--------| | Device not detected | Wrong driver / bootloader not active | Reinstall USB driver; retry button sequence | | Update fails at 50% | Flash memory error or power dip | Use AC power; contact support | | No response after update | Corrupt firmware | Attempt recovery mode / JTAG reflash | April 21, 2026 Version: v2
: Power on the device. Wait approximately 2 seconds for your computer to recognize it as a removable drive named "CH BOOT" . To update the firmware on your FNIRSI DSO-TC2
To update the firmware on your FNIRSI DSO-TC2 , follow these steps based on standard manufacturer procedures: 1. Download the Update Files FNIRSI Official Software Download Page Locate the section and download the latest firmware package (usually a Extract the contents to a folder on your Windows computer. 2. Enter Firmware Upgrade Mode the device. Connect the to your computer using a USB-C data cable hold the "MENU/OK" button