HP LaserJet P4010 and P4510 Series - Software Technical Reference
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To achieve the best print quality when printing on the second side of the media because the HP LaserJet P4014, P4014n, P4015n, P4015tn, P4515n and P4515tn printer models do not have a duplexing unit installed. Manually print on both sides Select the Print on Both Sides (... select and apply the Not Installed setting on the Duplex Unit (for 2-Sided Printing) option on the Device Settings tab in the Properties print-driver tabs. Selecting a media type in effect instructs the printer to its print modes. The smart duplexing feature increases printing performance by preventing one-page...
To achieve the best print quality when printing on the second side of the media because the HP LaserJet P4014, P4014n, P4015n, P4015tn, P4515n and P4515tn printer models do not have a duplexing unit installed. Manually print on both sides Select the Print on Both Sides (... select and apply the Not Installed setting on the Duplex Unit (for 2-Sided Printing) option on the Device Settings tab in the Properties print-driver tabs. Selecting a media type in effect instructs the printer to its print modes. The smart duplexing feature increases printing performance by preventing one-page...