[Elecraft] K2 Build - #6950
Mark - W5EZY
w5ezy at yahoo.com
Thu May 27 08:46:43 EDT 2010
Steve KC8QVO wrote:
>
> Problem found. I did some swapnostics with a buddy's K2 and we traced the
> problem to the front panel. After going through all the resistance checks
> again my friend found the problem - U4 was backwards.
>
> It took me quite a while to fix it. I used solder wick to suck out the
> solder. I am sure anyone that has done that on a 20 pin IC can relate -
> quite tedious to pull the chip without lifting a pad or pulling a plated
> thru hole!
>
> Steve, KC8QVO
>
Steve, you are to be commended. Unsoldering a 20-pin IC?? Wow, you're
good! My method is to just buy another IC and cut each pin from the old IC
and remove the pins individually; I feel that is much less risky to do than
trying to salvage the chip. But, good on you, Steve, for doing just that.
Mark - W5EZY
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