Here's how to view the current software version in your TM-2:
- Press and hold the SHIFT button, and then press the INST button.
- Release the buttons, and then press the right arrow button (>) once to select "SYSTEM," and then press (+) (ENTER).
- Press (>) repeatedly until "SYSTEM / INFO" appears. The version number is displayed on the lower right side.
- Press the INST button twice when you're finished.