disassembly and claen: https://www.youtube.com/watch?v=_ymhMaSt51w https://www.youtube.com/watch?v=6IsmfZbJNfQ
reset error: https://www.youtube.com/watch?v=ANCokAwTwxo 按屏幕以顯示Home,按Home 5S在空白行5S,*2864,80及》鍵直至出現上下左右鍵盤,按下鍵直至顯示purge再按》,輸入2783會響鈴,再按99即可。
power on:拔出電源等30S,按住電源按鈕再插入電源等15S。
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