This story shows how to change the backup battery in an Ensoniq SQ-2 digital
The first step is to back up any sounds, sequences, or songs you've created,
unless of course they've already been lost!
There's no need to back up the factory sounds and data because they will reload
automatically after the battery change.
BUY THE ENSONIQ SQ-2 BACKUP BATTERY HERE:
This battery also fits the Ensoniq SQ-1, SQ-R, KS-32, DP-2, DP-4, DP Plus, and VFX digital synths
as well as the Korg X5 and X5D.