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Vintage Synth Repair

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Re: [vintagesynthrepair] Re: Kurzweil K2600; keys not triggering

2012-12-12 by Roger J

76 keys. 

If you just remove the bender/mod cheek blocks 4 screws(smaller with large washer) , lift and unplug after-touch cable. and then all of the screws that go into the keybed assembly(flat headed into plastic screws), you can slide the the keybed up and forward, slip your hand under and disconnect the ribbon cables, then remove keybed without popping the button panel off.
R





>________________________________
> From: snowleopard <ppg223@...>
>To: vintagesynthrepair@yahoogroups.com 
>Sent: Wednesday, December 12, 2012 1:08 PM
>Subject: [vintagesynthrepair] Re: Kurzweil K2600; keys not triggering
> 
>
>  
>Yes, the 72 key model. Definitely no liquid, though I do live in a fairly humid part of the country. I am guessing it's just age. I'll crack it open and give it a shot. Wish me luck...
>
>--- In vintagesynthrepair@yahoogroups.com, John Henson <synthnerd@...> wrote:
>>
>> Hi Snowleopard,
>> I am assuming you are referring to the 72 key model.
>> The aftertouch and key trigger systems are separate, so you can have one 
>> without the other. It sounds like keyboard contacts all right.
>> Could liquid of some sort have got in there? When a group of adjacent 
>> notes stop working then this is a common cause. If they are scattered 
>> about the keyboard, then it is time to strip and clean the whole contact 
>> system, accumulated dust build up over the years will start to affect 
>> more and more keys as time goes by.
>> 
>> Regards,
>> John.
>>
>
>
> 
>
>

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