NEC Express5800/R120d-2E User Manual page 62

Chapter 2 Preparations
4. Push down the socket lever once to unlatch it from the hook, then slowly open the lever until it stops.
5. Lift the plate.
6. Remove the protective cover from the CPU socket.
7. Put the additional processor on the CPU socket slowly and gently.
For easy installation, hold edges of processor with your thumb and index fingers so that the notch is
aligned with the key on the CPU socket.
62
Important
You will see the CPU socket contacts. Do not touch the socket contacts.
Tips
Protective cover is sometimes installed on the plate of CPU socket.
Important
Keep the protective cover for future use. Always attach the CPU protective cover if
the processor is removed from the socket.
Notch
Key
Express5800/R120d-2E User's Guide
1. Installing Internal Optional Devices
Pin mark
Pin mark