XS Max死機D.I.Y.維修心得 - iOS
By Rachel
at 2019-11-20T21:37
at 2019-11-20T21:37
Table of Contents
朋友最近去送外送嚐鮮,結果iPhone XS Max從車架跳車摔機後無法開機。
接上電源供應器測試為瞬間大短後回歸漏電900ma左右。
https://i.imgur.com/SiqZSau.jpg
直接判定為主機板故障,X之後的機型採用雙層主機板。在維修前最好先採取分層比較不
容易出意外。
https://i.imgur.com/2wnWaaS.jpg
分層後開始尋找漏電處,發現為主供電的升壓電路燒毀,修復後已不再漏電,開機電流也
正常了。
再來就是準備貼合雙層主機板,首先要先處理舊錫,重新植好錫球後確認大小。
https://i.imgur.com/KL6q42I.jpg
貼合後要確認是否有空隙,任何的空隙都會造成功能異常。
https://i.imgur.com/gWsV042.jpg
https://i.imgur.com/nzUYiKX.jpg
貼合後測試各項功能,確認沒問題就又是一台很好用的手機囉。
https://i.imgur.com/f6mYOG3.jpg
--
接上電源供應器測試為瞬間大短後回歸漏電900ma左右。
https://i.imgur.com/SiqZSau.jpg
直接判定為主機板故障,X之後的機型採用雙層主機板。在維修前最好先採取分層比較不
容易出意外。
https://i.imgur.com/2wnWaaS.jpg
分層後開始尋找漏電處,發現為主供電的升壓電路燒毀,修復後已不再漏電,開機電流也
正常了。
再來就是準備貼合雙層主機板,首先要先處理舊錫,重新植好錫球後確認大小。
https://i.imgur.com/KL6q42I.jpg
貼合後要確認是否有空隙,任何的空隙都會造成功能異常。
https://i.imgur.com/gWsV042.jpg
https://i.imgur.com/nzUYiKX.jpg
貼合後測試各項功能,確認沒問題就又是一台很好用的手機囉。
https://i.imgur.com/f6mYOG3.jpg
--
Tags:
iOS
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