Fujitsu SPARC ENTERPRISE M9000 Service Manual page 178

14. 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 6-8
6-20 SPARC Enterprise M8000/M9000 Servers Service Manual • June 2010
Metallic Chassis (CMU)
Touch for 5 or more seconds.