Dell 3100cn Color Laser Printer - Manual (Page 64)

1. Make sure that the printer is turned off.
2. Remove the control board cover on the left side of the printer by pulling the notch.
3. Push the knobs on both sides of the slot outward. Remove the memory card from the slot.
4. Reattach the control board cover to the printer.
For more information, see " Installing Cards ".
Removing the Optional Multi Protocol Card
1. Make sure that the printer is turned off.
2. Remove the control board cover on the left side of the printer by pulling the notch.