我送修兩次800A讀不到CD片.因為CD Laser 頭壞掉,可見800A還有問題在一些CD/CDRW 片子.可能是燒 melody CDRW 片子時燒錄功率太大造成. (firmware issue,Firmware:B2I7/B3C7. It can be fixed by firmware)

Now change to B3I7 , under testing.