This Hobby Is Actually Useful!

Sat Aug 1 21:40:38 CDT 2015

On 08/01/2015 07:05 PM, Jon Elson wrote:

> When repairing CPU motherboards with bad caps, this is a really big
> problem.  I dilute the lead-free solder with leaded solder, this
> helps lower the melting point to where two soldering irons (one on
> each side of the board) can be used to clear out the plated-through
> holes.  Those are multilayer boards, and way worse.

Ever tried using a fusible alloy such as Chip-Quick?  That can make 
things very easy to remove without overheating the PCB. (I use a plain 
old PAR38 120W spotlight/reflector to heat things up.

--Chuck