Korg Forums

I'm having the same problem as sceedigh on my Krome 88 - several notes jump to full velocity without my having played them hard. Has anyone successfully fixed this yet? Thanks! I finally invested in new rubber contacts for all 88 keys which cost me around 100 USD (1000 SEK) and replaced them myself ...

The carbon contacts are underneath the strip, and that part of the strip and the PCB will need to be cleaned or the strip replaced. The keyboard strips come in rows of 12 and lift off and refit quite easily. Do an internet search for "korg keyboard contact strips" and select images in the search ...

the actual problem when you have velocity sensing issues is that a small amount of lithium grease has wound up in a particular contact. I have found that by wiping the crap out of each contact (both the black carbon on the strip, and the pcb) with a dry q-tip does rather nicely for fixing any ...