HP LaserJet M3027 Multifunction Printer series - Manual (Page 250)

Enable memory for Windows
1. On the Start menu, Settings, and Printers or Printers and Faxes.
2. Select this device and select Properties.
3. On the Configure tab, click More.
4. In the Total Memory field, type or select the total amount of memory that is now installed.
5. Click OK.
6. Go to Check DIMM installation .
238 Appendix E Working with memory and print server cards ENWW