Yamaha CS80

-----Original message-----
From: "Laurie Curry" laurie@...
Date: Mon, 26 Jan 2009 18:34:05 -0700
To: yamahacs80@yahoogroups.com
Subject: Re: [yamahacs80] Need CS80 advice for removing key spring
contacts(switches...)


the spring contact did break....and is now soldered back together as a
temporary fix...

here is an enhancement to show what I mean....
http://photos-c.ak.fbcdn.net/photos-ak-snc1/v2069/217/125/702632108/n702632108_1726962_5444.jpg
I failed at the removal attempt....
-----Original message-----
From: David Rogoff david@...
Date: Mon, 26 Jan 2009 12:13:47 -0700
To: yamahacs80@yahoogroups.com
Subject: Re: [yamahacs80] Need CS80 advice for removing key spring
contacts(switches...)

I'm not 100% sure what you're referring to. Here'sa pic from when I
had 
mine all apart: http://therogoffs.com/cs80/overhaul/images/image16.jpg

Can you circle the part you're talking about. Better yet, take a
picture 
of your keyboard, showing the problem. A picture is worth a thousand
words!

David

slammah2006 wrote:
> I have her open and I Need CS80 advice for removing key switches...
>
> Looking from the players point....
> I need to remove the right "Throw"contact from my middle G...(this 
> would bethe lower right spring contact that needs removing........)
>
> It has a crack in the underside which has deteriorated its 
> flexibility, causing the key to sustain after a few good key 
> strikes....(pushing the contact manually back down corrects it 
> momentarily, but the rigidness has gone in the spring to a point it 
> could break off.....
>
>
> Sofar,I have keybed moved so it is resting across the front right 
> corner...
> The white plastic cover is off and the bank of switches can be 
> rotated vertically with the screws removed .....
>
> Question
> 1..... how hard (if possible) is the desoldering of the spring 
> contacts? I have removed the solder from the back, but the spring 
> seems to be solid in the PCB....Are these removable?...
>
> 2.....If removable, which direction should I pull,and are there any 
>catches I need to manipulate so it slides easier?
> 
> 3....Are there any replacements contacts amongst this group?(if not,

> I may just swap with a less used key.....) 
>
> Thanks .....she's open and waiting.....lol
> 





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