NOTE: Ensure that the memory module is firmly fixed in the slot and does not move easily.

6 Install the control board cover.

NOTE: Insert the upper hinge of the control board cover into the upper slit on the printer. Next, insert the lower hinge of the control board cover into the lower slit of the printer.

7 Close the control board cover and turn the screw clockwise.

Installing Optional Accessories

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Dell 2150cn manual Installing Optional Accessories