Roland S-750 Turbo Upgrade firmware S750 OS update


Roland S-750 Turbo Upgrade firmware S750 OS update

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Roland S-750 Turbo Upgrade firmware

This is the turbo firmware upgrade for S-750. This operation system update/upgrade requires one eprom chip as revealed in the eBay article`s photos and a few components. The chip will be labeled to help you locate the correct chip socket. For more info, please check below. 


  • Upgrading your S-750 will improve the speed and handling on same level as Roland S-760
  • Improved – CPU speed, clock oscillator.
  • Improved – Operation system stability.
  • I will include the installation/modification instruction. [.PDF]


  • Fully verified before shipping and professionally packaged in anti-static material.
  • The Roland S-750 on the picture is not for sale 🙂
  • It is highly recommended that this upgrade is performed by a person with electronic know-how, due to that it require a few modifications.