[sdiy] Emu XL7 Keypad - Light Sensor

[Simon Brouwer]

Hi Paul,
 
Looks a lot like this:
 
https://www.sparkfun.com/products/9542
 
Best regards
Simon

> Op 28 januari 2016 om 22:29 schreef foRUMS 4 punkdISCO
> <forums at punkdisco.co.uk>:
> 
> 
>  Hi all
> 
>   
> 
>  I have a new Emu XL7 (a complete blast!) but one of the keypads is very flaky
> (mainly dead).
> 
>   
> 
>  It is definitely not the rubber pad or the rubber contacts.  I’ve cleaned
> these all up and done various experiments..
> 
>   
> 
>  I think the issue is a flaky light sensor of some description..  In the below
> picture, the square component marked U1 is some sort of light sensor; you can
> trigger the sounds by putting your finger over these.  Anyway, the faulty one
> I can get working by pressing it around a bit but after I re-assemble, it
> eventually stops working again.
> 
>   
> 
>  https://farm2.staticflickr.com/1470/24047199144_8e49158937_b.jpg
> 
>   
> 
>  So my questions are:
> 
>   
> 
>  1)      What is this component?
> 
>  2)      Will it be easy to find a modern replacement?
> 
>  3)      It’s VERY small so is it going to be impossible to swap out?
> 
>   
> 
>  Big thanks for any reply’s..
> 
>   
> 
>  Paul
> 
>  London
> 
>  www.punkdisco.co.uk
> 
>   
> 

 

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