HP Deskjet 6540 Color Inkjet Printer - Manual (Page 146)

16 Optional accessories
The following optional accessories are available to be used with your HP printer.
Automatic Two-Sided
Printing Accessory
250-Sheet Plain Paper Tray Auto Two-Sided Print
Accessory with Small Paper
Tray
HP Jetdirect print servers
• HP Jetdirect 175x
• HP Jetdirect 310x
• HP Jetdirect 380x
If an accessory is not included with your printer, it can be purchased separately from
an authorized HP dealer.
For accessory part numbers, see the
accessory supply list .
Note: The availability of accessories varies by country/region.
16.1 Automatic Two-Sided Printing Accessory
(duplexer)
The duplexer is a special hardware device that enables the printer to automatically
print on both sides of a page.
Using a duplexer with your printer has several advantages. It allows you to do the
following tasks:
• Print on both sides of a page without manually reloading the page.
• Use less paper by printing on both sides of paper sheets.
HP Deskjet 6500 series printers User's Guide
146