Samsung ML-2550 User Manual page 215

F.8
P I
ROGRAMME NSTALLING
6
Tighten the two screws which you removed in Step 4.
7
Replace the control board cover and tighten the two screws.
8
If you purchase the network interface card supporting the
wireless LAN interface, insert the antenna counterclockwise,
as shown.
P O
RINTER PTIONS