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Vintage Synth Repair

Index last updated: 2026-04-28 23:41 UTC

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Re: [vintagesynthrepair] Re: Arp 3620 keyboard NOT Work

2006-04-24 by Ron Massaro

Make sure the slider for LFO AMOUNT is set to zero.
Otherwise, if the LFO is set to is lowest frequency and the LFO amount is > zero,
it will behave as you described.

arp2600fan wrote:
--- In vintagesynthrepair@yahoogroups.com, "synthiaks2004"
wrote:
>
> I just got a Arp 2600 MK III with 3620 Keyboard. But the keyboard doesn't work. It can
> sound but every time the key will get different pitch even I only press the same key
again
> and again. Do you know what problem was that?
>

My first guess is that the contacts need to be cleaned, but it could be more than that.




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