Dell 5100cn Color Laser Printer - Manual (Page 67)

9. Reattach the paper tray cover to the back of the printer.
Installing a Multi Protocol Card
A multi protocol card allows you to use the following network protocols.
Network
protocol
Supported operating systems
IPP Windows Me/2000/XP/Server 2003/Mac OS X
10.3
SMB Windows 95/98/Me/NT 4.0/2000/XP/Server
2003
NetWare NetWare3.12/3.2/4.1/4.11/4.2/5/6/6.5*
AppleTalk Mac OS 9/Mac OS X
*Supports only Support Pack 1.1 or later.
To Install the Multi Protocol Card
1. Make sure that the printer is turned off.
2. Pull the paper tray cover so that the top edge tilts out, then lift the paper tray cover off its hinges.