May OFF LINE first printer to the state, when the nozzle blocks before the turn the power off, the final disconnect the plug?
可先将打印机转到OFF LINE状态，当喷头盖帽后方可关闭电源，最后拔下插头。
May OFF LINE first printer to the state, when the nozzle blocks before the turn the power off, the final disconnect the plug?
可先将打印机转到OFF LINE状态，当喷头盖帽后方可关闭电源，最后拔下插头。
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