HP 4000n HP LaserJet 4000 Printer Series - HP LaserJet 4000, 4000 T, 4000 N, a - Page 16

Accessories and Supplies You can increase the capabilities of the printer with optional accessories and supplies. Note Use accessories and supplies specifically designed for the printer to ensure optimum performance. The printer supports two enhanced input/output (EIO) cards. Other accessories and options are available. For ordering information, see the following page. Suggested Accessories Use the following accessories to optimize the printer. HP JetDirect print server (EIO card) Hard disk (EIO card) Memory or Flash DIMM Envelope Feeder Duplex Printing Accessory (or duplexer, for 2-sided Envelope Feeder printing) Duplex Printing Accessory (or duplexer, for 2-sided printing) HP LaserJet 4000/4000 N printers Optional 500-sheet tray Figure 2 Optional Accessories HP LaserJet 4000 T/4000 TN printers EN Chapter 1: Printer Basics 5