Korg Prophecy firmware OS upgrade v 20 – Final Revision
This is firmware revision 20 and is the latest official released operation system by Korg inc. This operation system update/upgrade requires two eprom chips as revealed in the article`s photos and the chips will be labeled to help you locate the correct chip socket. For more info, please check below.
To check your current version:
hold “Wheel 3” while powering on.
- external Midi Clock is correct received.
- arp not working while in LOCAL OFF mode
- slowing down of the arp (local clock) when you twiddle the knobs
- Prophecy crashing while receiving sysex-data (hard reset necessary)
- display becoming corrupt with wrong characters now and then
- Fully verified before shipping and professionally packaged in anti-static material