Follow the steps below to return the VK-1000 data to the factory default settings.
- Press [WRITE].
The MENU screen appears. - Press [F3] (INIT).
The Initialize Menu screen appears. - Press [F4] (BOOT).
The Cold Boot screen appears. - Press [ENTER].
To cancel it, press [EXIT].
VK-1000 Owner's Manual: https://www.roland.com/us/support/manual_archive/