iphone ,ipad , samsung 充電不良/吾充電(cannot charge),螢幕無法顯示(No display function),觸控不良,(Touch panel no function),爆mon(Lcd broken) , 開關制(Power Key no function) , 換電池 (Swap Battery) ,入水(Water damage),無wifi (No wifi signal) ,無信號(No network signal),無聲音(No audio sound),唔著機( Cannot Power on)