Thanks, The Poly behaved perfectly normal (aside from the non-working keys which needed contacts cleaned) so I really suspect something was damaged when I put the battery in. I'll open it up again next week and go through everything with a fine tooth comb.
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Re: [korgpolyex] Poly800 Mk-1 Battery Mod - have I damaged something? Error 1.85001
2015-03-20 by imadethebbc@...