Dell 2155cn/cdn Color Laser Printer - Manual (Page 68)

66 Installing Optional Accessories
3 Click Wireless adapter.
The instruction video starts.
Follow the on-screen instructions to configure wireless settings.
Installing the Optional Wireless Adapter
NOTE: You can also install the Dell wireless adapter by following the instructions
described in Installing the Optional Wireless Adapter provided with the wireless
adapter.
1 Ensure that the printer is turned off.