MSI Z97 GAMING 9 AC Manual - Manual (Page 27)

Chapter 1
1-13 Getting Started
3. Align the notches with the socket alignment keys. Lower the CPU straight down,
without tilting or sliding the CPU in the socket. Inspect the CPU to check if it is
properly seated in the socket.
4. Close and slide the load plate under the retention knob. Close and engage the
load lever.
Alignment Key
CPU notches
Retention knob
5. When you press down the load lever the PnP cap will automatically pop up from
the CPU socket. Do not discard the PnP cap. Always replace the PnP cap if the
CPU is removed from the socket.
6. Evenly spread a thin layer of thermal paste (or thermal tape) on the top of the
CPU. This will help in heat dissipation and prevent CPU overheating.
PnP cap
Thermal paste