HP EliteDesk 705 G4 Desktop Mini Hardware Reference Manual page 21

10. To install a memory module, match the notch on the new memory module with the tab on the memory
slot (1). Slide the memory module into the slot (2) at approximately a 30° angle, and then press the
memory module down (3) so that the latches lock it in place.
NOTE: A memory module can be installed in only one way. Be sure to match the notch on the module
with the tab on the memory module slot.
11. Tilt the fan down.
12. Replace the access panel.
For instructions, see Replacing the computer access panel on page 10.
Upgrading system memory 15