원본 게시물 작성자: Austin Walter

텍스트:

Unfortunately the problem could be related to some failed Mosfets on the main board (positions u2 and u4). replacement I've heard replacement is difficult requiring some soldering and in-depth disassembly. your best bet is to replace the main board. to my knowledge no guides exist on Ifixit covering this process.

this probably doesn't help much but I hope it provides a repair idea of some sort.

현황:

open