Archive of the former Yahoo!Groups mailing list: Korg Poly800/EX800 Users
Subject: [korgpolyex] Re: Strange 800 problem: locked up
From: Malte Rogacki <gacki@...>
Date: 2018-07-28
Yes, no programming required; just swap the chips.
In case you'd rather order them locally: TC40H is the equivalent to 74HC.
So you can also use a 74HC240 and 74HC138 instead.