NEC MH4500 - Manual (Page 86)

4-16 Upgrading Your System
3. Carefully pull the memory module out of its connector on the system board
(see the following figure).
4. Slide the module straight out from the system board until it clears the guide
rails.
5. Place the module component-side up on a non-conductive, static-free
surface.
Removing the Memory Module
Installing DIMMs
Use the following procedure to install DIMMs. If you need to remove a DIMM,
see “Removing DIMMs,” next.
1. Remove the memory module as previously described.
!
CAUTION
Install DIMMs with gold-plated edge connectors in the
memory module gold-plated sockets. Mixing dissimilar
metals might cause memory failures and data corruption.
2. Hold the DIMM by its edges and remove from its antistatic package.