Lexmark 510n User's Reference - Page 121
Removing the optional duplex unit, Turn the mounting screw counterclockwise to loosen it.
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Administration Removing the optional duplex unit 1 Turn the printer off and unplug the printer power cord. 2 Press the release tab and pull the duplex connector from the printer duplex connection. Release tab 3 Turn the mounting screw counterclockwise to loosen it. Removing options 121
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Removing options
121
Administration
Removing the optional duplex unit
1
Turn the printer off and unplug the printer power cord.
2
Press the release tab and pull the duplex connector from the printer duplex connection.
3
Turn the mounting screw counterclockwise to loosen it.
Release tab