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4-2 Sun Blade T6320 Server Module Service Manual • June 2009
■ Follow all Sun standard cautions, warnings, and instructions marked on the
equipment and described in Important Safety Information for Sun Hardware Systems,
816-7190.
■ Ensure that the voltage and frequency of your power source match the voltage
and frequency inscribed on the equipment s electrical rating label.
■ Follow the electrostatic discharge safety practices as described in this section.
4.1.1 Safety Symbols
The following symbols might appear in this manual, note their meanings:
Caution – There is a risk of personal injury and equipment damage. To avoid
personal injury and equipment damage, follow the instructions.
Caution – Hot surface. Avoid contact. Surfaces are hot and might cause personal
injury if touched.
Caution – Hazardous voltages are present. To reduce the risk of electric shock and
danger to personal health, follow the instructions.
4.1.2 Electrostatic Discharge Safety
Electrostatic discharge (ESD) sensitive devices, such as the motherboard, hard
drives, and memory cards require special handling.
Caution – The boards and hard drives contain electronic components that are
extremely sensitive to static electricity. Ordinary amounts of static electricity from
clothing or the work environment can destroy components. Do not touch the
components along their connector edges.
4.1.2.1 Using an Antistatic Wrist Strap
Wear an antistatic wrist strap and use an antistatic mat when handling components
such as drive assemblies, boards, or cards. When servicing or removing server
module components, attach an antistatic strap to your wrist and then to a metal area