Read the safety notices printed on the product shipping container.
Read the Important Safety Information for Oracle's Sun Hardware Systems document that is included with the server.
Read all safety notices in either the SPARC M8-8 and SPARC M7-8 Server Safety and Compliance Guide or SPARC M7-16 Server Safety and Compliance Guide.
Read the security information in the SPARC M8 and SPARC M7 Servers Security Guide.
Read the safety labels that are on the equipment.