Have you tried this:
VA7
Press FUNCTION MENU, then touch GLOBAL PARAMETER. Touch ALL underneath Factory Resume

Found it at : http://www.roland.co.uk/SUPPORT/factsearch.asp

(Searched VA7)

Hope you manage to fix it real soon.
GJ
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Cheers 🥂
GJ
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"Success is not counted by how high you have climbed
but by how many you brought with you." (Wil Rose)