Operation Manual

Printer components > 10

14. Cooling fan

15. Memory panel (to upgrade your printer’s memory RAM DIMM)

16. Power cable connection

17. Parallel interface connection

18. LAN interface connection (only for B401dn, B411dn, B431dn)

19. USB interface connection

20. Paper Tray extension

21. Rear Face Up Tray extension

22. Rear Face Up Tray