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[bluetooth-dev] HOW TO REPAIR THE WELD PADS OF ERICSSON'S ROK 101 007



HI,
I bought two erisson 's rok101 007 moudle.
because I have not any soldering machine,so i try to weld them by hand,
unluckly,one of ball pad is was droped,who can tell me how to repair the moudle.
 
otherwise,what is right method  to soldering the BGA moudle?
 
thank you in advance,
zhangjun