HP LaserJet 5100 雷射印表機錯誤訊息

50.2 FUSER ERROR
加熱組故障.
57.1 PRINTER ERROR CYCLE POWER TO CONTINUE
機器右側風扇故障.
58.0 PRINTER ERROR CYCLE POWER TO CONTINUE
主馬達故障.
69.0 PRINTER ERROR CYCLE POWER TO CONTINUE
雙面列印器故障.
79.00FE
網路卡故障.