聯(lián)想M7400打印機(jī)代碼錯(cuò)誤6A
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聯(lián)想 M7400打印機(jī)代碼錯(cuò)誤6A 
聯(lián)想常見故障問題解答 電子學(xué)生 2015-1-30 10:08:19
先頂再看，學(xué)生必備
聯(lián)想常見故障問題解答 2015-8-19 8:21:55
6A 定影故障
聯(lián)想M7400售后技術(shù)論壇 亞光 2018/9/1 10:36:04 錯(cuò)誤代碼OA，卡紙后出現(xiàn)的。謝謝
聯(lián)想M7400售后技術(shù)論壇 楊嚏撰 2018/9/1 21:07:15 Code: OA
Description: The back cover is open upon duplex-printing. (The back cover sensor is OFF)
Causes: 1 Harness connection failure of paper eject sensor PCB ASSY. 2 The member part to press the back cover sensor which is located at the inner side of the back cover is broken. 3 The member part to press the back cover sensor which is located at the duplex tray is broken. 4 Back cover sensor failure
聯(lián)想常見故障問題解答 電子學(xué)生 2015-1-30 10:08:19 先頂再看，學(xué)生必備
聯(lián)想常見故障問題解答 2015-8-19 8:21:55 6A 定影故障
聯(lián)想M7400售后技術(shù)論壇 亞光 2018/9/1 10:36:04 錯(cuò)誤代碼OA，卡紙后出現(xiàn)的。謝謝 聯(lián)想M7400售后技術(shù)論壇 楊嚏撰 2018/9/1 21:07:15 Code: OA Description: The back cover is open upon duplex-printing. (The back cover sensor is OFF)
Causes: 1 Harness connection failure of paper eject sensor PCB ASSY. 2 The member part to press the back cover sensor which is located at the inner side of the back cover is broken. 3 The member part to press the back cover sensor which is located at the duplex tray is broken. 4 Back cover sensor failure
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