: Use a high-quality USB Type-C data cable. Note that standard USB-C to USB-C cables often fail for firmware transfers; a USB-A to USB-C cable is highly recommended.
The FNIRSI DSO-TC2 is a versatile 2-in-1 device that combines a digital oscilloscope with a multi-component transistor tester. Keeping its firmware up to date ensures you have the latest bug fixes, improved measurement accuracy, and new features. Before starting, ensure you have the following ready: dsotc2 firmware upd
: Download the official firmware packages directly from the FNIRSI Software Download Page . How to Update DSO-TC2 Firmware : Use a high-quality USB Type-C data cable
The DSO-TC2 features two distinct firmware components: one for the functions (prefixed with "CHD") and one for the Transistor Tester functions (prefixed with "CHT"). Enter Upgrade Mode : Keeping its firmware up to date ensures you
: You can only update one component at a time . If you need to update both the oscilloscope and tester, you must repeat the full process for each file. Complete the Upgrade :