Chapter 6 Replacement of CPU/Memory Board Unit (CMU), CPU Module, and DIMM 6-19
15. Place the replacement CMU on the antistatic mat, and touch the metallic chassis for
five or more seconds with your bare hand wearing the antistatic wrist strap, to
remove static electricity.
Caution – To mount a new CMU, ensure that the board is placed on a grounded antistatic
mat. Then, touch it with your bare hand while wearing a properly connected antistatic wrist
strap. This will remove any static electricity before installing it in the server. Take care not to
damage the connector on the CMU edge.
FIGURE 6-10 Metallic Chassis (CMU)
Touch for 5 or more seconds.