HP EliteDesk 705 G3 Hardware Reference Manual page 21

11. Slide the new memory module into the slot at approximately a 30° angle (1) then press the memory
module down (2) so that the latches lock it in place.
NOTE: A memory module can be installed in only one way. Match the notch on the module with the tab
on the memory module slot.
12. Hold the fan over the memory modules.
CAUTION: Avoid pulling the fan cable.
13. Reconnect the fan cable (1) to the system board.
Installing memory modules 15