Roland S-550 firmware OS upgrade v 2.02 – Final
This is firmware revision 2.02 and is the latest official released operation system by Roland. This operation system update/upgrade requires two eprom chips.
Version 2.02 update is intended to iron out any remaining bugs affecting general stability and improve performance within the firmware code.
- The two chips are located at IC3 and IC6.
- Most revisions have OS 2.00 installed.
- Some revisions may not have IC sockets.