17.Power cable connection

18.Cooling fan

19.USB interface connection

20.Parallel interface connection

21.Second paper tray (optional) connection

22.Network card (standard on B4400n, B4600n, B4600nPS and optional on B4400, B4600, and B4600PS)

23.RS232 serial interface card (optional on B4400, B4600 and B4600PS)

24.Optional Multi Purpose Tray connection

17

18

24

23

22

21

20

19

B4400/B4600 User’s Guide – Printer components > 15