JV-80: Checking the ROM Version April 12, 2023 09:03 Updated Follow Use the following procedure to display the JV-80s current ROM version: 1) Hold the NUMBER 1 button and turn the power on. Related articles JV-880, JV-80, : Additional Sounds JV-1000: Comparable Sound Module SO-PCM1: SO-PCM PCM Card List SR-JV80 and SRX Series Expansion Board Compatibilty JV-80: Initializing - Restoring the Factory Settings