A.功放損壞B.主電源IC損壞C.輔助電源IC損壞D.背光燈驅(qū)動(dòng)管損壞
A.主電源IC損壞B.輔助電源IC損壞C.多媒體卡保護(hù)管損壞D.PDA CPU開(kāi)焊
A.LCD損壞B.顯示接口保護(hù)管損壞C.PDACPU開(kāi)焊D.軟件故障