Slide the control board cover towards the back of the printer to open it.
2
For Dell Mono Laser 5330dn
Locate the card connector on the printer's connector board.
3
For Dell Mono Laser 5330dn
6
This guide can be used for Dell™ laser printers 5330dn, 2335dn, and 2355dn
For Dell MFP Laser 2335dn and 2355dn
wireless network connector
For Dell MFP Laser 2335dn and 2355dn