Yamaha SU-700 firmware OS upgrade 103/101 – Final Revision
This is firmware revision 103 and is the latest official released operation system by Yamaha. This operation system update/upgrade requires one eprom chip as revealed in the article`s photos and the chip will be labeled to help you locate the correct chip socket. For more info, please check below.
You can check current version by holding [SYSTEM] and [SONG], while you power the device.
The OS 103 upgrade provides bug fixes related to midi communication and system code issues.
- Fully verified before shipping and professionally packaged in anti-static material.
- The Yamaha SU-700 on the picture is not for sale 🙂
- The IC socket is located at IC 11