Please check the version of the system working on your MX-1 before downloading the archive file.
- Hold down [GAIN] button, and switch on the power.
The current version is shown in the CHANNEL SETTING display as a 3-digit number.
(When Version 1.00 is used: 100) - After checking version of the product, power off the MX-1 without performing any button operation.
The latest system program can be downloaded from https://www.roland.com/global/products/mx-1/downloads/