[sdiy] korg poly6 leds

Neil Johnson neil.johnson97 at ntlworld.com
Fri Mar 20 18:46:59 CET 2009


Hi,

Sean Ellis wrote: 
> Yes before you do any of this you need to check the polarity of the LEDs,
> placing them in the wrong way could possibly cause damage!

Or more likely they just won't turn on.

> You will probably
> need to also change the resistors limiting the current to the LEDs as they
> will be getting 1982-standards LED current and will run at maximum
> brightness

I found that too when I replaced all the red LEDs on my Siel Opera 6 with modern blue ones.  In the end I had to increase the limiting resistors from 270R up to 33k otherwise they were painfully bright!!!

Cheers,
Neil
--
http://www.njohnson.co.uk




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