NEC Express5800 Series User Manual page 62

Chapter 2 Preparations
4. Align the pin mark 1 on the processor frame with the pin mark 1 on the heat sink, attach the heat sink latch
on the heat sink by gently pressing the corners of the processor frame from the top.
Heat sink latch
Pin 1 mark on frame
5. Confirm the location of the processor and remove the processor socket protective cover.
6. Align the socket alignment pins with the module on the top of the motherboard, press gently down so it
contacts with the motherboard evenly.
The socket alignment pin is a key, so the processor can be installed in only one direction.
62
Pin 1 mark on heat sink
Note
Keep the removed protective cover for future use.
Express5800/R120h-2E User's Guide
1. Installing Internal Optional Devices
Heat sink latch