Reach in and grasp the network interface card by the left side corners. Gently pull on the card until it disengages.

Move your hand to the center of the card and carefully maneuver it out of the machine.

4Align the connector on the network interface card with the connector on the control board. Make sure that the jacks on the card go through the holes. Push the card firmly into the connector on the control board until it is completely and securely in place.

E.8 INSTALLING MACHINE OPTIONS

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Samsung SCX-4520S, SCX-4720FS manual Installing Machine Options