简介
The duplex unit allows the printer to print on the front and back of a page without having to manually flip over the paper.
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Hold the button down with the flat end away from the printer. When you hear a click, the duplex unit can be removed from the printer.
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即将完成!
Once the duplex unit is installed, your printer will be able to print on the front and back of pages.
结论
Once the duplex unit is installed, your printer will be able to print on the front and back of pages.
另外一个人完成了本指南。