Clavia Ddrum 4 SE – Version 1.54 Firmware OS Upgrade Eprom – New Features


Clavia Ddrum 4 Se – Version 1.54 Firmware OS Upgrade Eprom – New Features

SKU: FW-58 Category: Tags: , ,


Clavia Ddrum 4 SE firmware OS upgrade v1.54 – Final OS Revision

This is firmware update 1.54 and is the latest official released operation system by Clavia Digital Musical Instruments. 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.

Features / improvements:

  • Improved OS stability
  • Added – Pad options
  • Added – Mesh Trigger Pads compatibility
  • Added – mega drum kits
  • Added – Attack feature.


  • Fully verified before shipping and professionally packaged in anti-static material.
  • The Clavia DDrum 4 SE on the picture is not for sale 🙂
  • You may find the “ddrum libraries available” download for free by googling “ddrum libraries available” 🙂
  • This will not work for ddrum 4 non-SE, then you need 1.5
  • The 1.54 version is not actually an upgrade for 1.50, but rather was necessary to accommodate a change in the flash chip supplier (went from Intel to AMD). Any modules lower than serial number DA4945 must use the 1.50 version.