HP LaserJet Pro 300 Color MFP M375 - Manual (Page 254)

7. Push down on the DIMM until both latches engage the DIMM. When the installation is correct,
the metal contacts are not visible.
NOTE: If you have difficulty inserting the DIMM, make sure that the notch on the bottom of the
DIMM is aligned with the bar in the slot. If the DIMM still does not go in, make sure that you are
using the correct DIMM type.
8. Reinsert the DIMM access door.
9. Close the DIMM access door.
10. Reconnect the power cable and USB or network cable, and then turn on the product.
238 Chapter 13 Manage and maintain ENWW