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                1、在設備電源打開的狀態下打開前蓋,并且確認 Drum( 硒鼓) 指示燈處于亮燈狀態。 2、按住Go鍵不放直到面板上的所有指示燈點亮(約需四秒鐘)。 3、當所有指示燈都點亮時,松開Go鍵,并從設備中取出舊的硒鼓單元。 4、 確認錯誤指示燈已點亮,并將新的硒鼓單元裝入設備。 5、 關閉前蓋。
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                              哎呀哎呀视频在线观看