此点位是机打的还是手插的,过波峰焊的时间,还有就是助焊剂,从图片上看,吃锡都不饱满啊.引脚过长过波峰焊焊接后就有碰撞?

  

Dear All，

  有谁帮我看看附件上的几幅图片，什么情况下可能会造成如此锡裂？谢谢！

 

 







发件人: WTSZ-WenLi Mao 

发送时间: Tuesday, March 11, 2008 12:22 PM

收件人: WTSZ-Anny Zhou

主题: 转发: Discrepant Material Report #IRR-080088 Requires Disposition.

 

 FYI

















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