Dell C3760dn Color Laser Printer - Manual (Page 40)

38 Installing Optional Accessories
5 Hold the edge of the memory module and face its connector toward the slot with the notch on the connector
positioned on left.
6 Align the connector of the memory module with the slot and insert the memory module into the slot.
7 Push the memory module firmly into the slot.
NOTE: Ensure that the memory module is firmly fixed in the slot and does not move easily.
notch