Patent ID: 6685080
Filing Date: 2004-02-03
Classification: B23K,H05K,Y10T

Abstract:
A method for correcting a defective ball grid array on an electronic component workpiece, the method comprising:disposing at a first location a workpiece having an array of solder balls secured thereto; and without moving the workpiece from the first location: identifying at least one defective solder ball associated with a corresponding attachment site of the array of solder balls on the workpiece; and extracting the at least one defective solder ball with a capillary tube to vacate the corresponding attachment site by individually heating the at least one defective solder ball to a molten state and removing molten solder from the corresponding attachment site into the capillary tube by capillary action; and replacing the at least one defective solder ball with a nondefective solder ball placed on the vacated corresponding attachment site with the capillary tube while maintaining other solder balls of the array of solder balls in undisturbed arrayed attachment to the workpiece.