How can I check the firmware version on a DS-30/40/50 digital voice recorder?
To check the firmware version on your Olympus DS-30, DS-40 or DS-50 digital voice recorder, follow the steps below:1. Turn the recorder ON2. Access the MENU by pressing and holding the MENU button for a second.3. Access the Sub Menu and scroll down to select System Information.4. Scroll down to view the firmware version number.…