Use the following steps to view the current version in the RC-30.
1. Turn the OUTPUT LEVEL knob counterclockwise to the OFF position.
2. Move the TRACK 1 and TRACK 2 sliders down to the minimum positions.
3. Press and hold the DOWN and RHYTHM ON/OFF buttons simultaneously and then turn on the power by inserting a cable into the OUTPUT L/MONO jack.
The version will appear in the display. For example, if the version is at 1.10, "1" followed by "10" will alternate in the display.
4. When you're finished, disconnect the cable from the L/MONO output to turn off the power.
The latest version can be downloaded from the following link:
RC-30 Downloads Page
Caution: Never perform an update if the product is already up-to-date.