Safety Symbols; Esd Precautions; Antistatic Wrist Strap - Oracle SPARC T7-4 Service Manual

Safety Information
"Antistatic Mat" on page 45
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Safety Symbols

Note the meanings of the following symbols that might appear in this document:
Caution -
equipment damage, follow the instructions.
Caution -
touched.
Caution -
personal health, follow the instructions.

ESD Precautions

ESD-sensitive devices, such as the PCIe cards, hard drives, and DIMMs require special
handling.
Caution -
sensitive to static electricity. Ordinary amounts of static electricity from clothing or the work
environment can destroy the components located on these boards. Do not touch the components
along their connector edges.
Caution -
are inside the chassis.

Antistatic Wrist Strap

Wear an antistatic wrist strap and use an antistatic mat when handling components such as hard
drive assemblies, circuit boards, or PCIe cards. When servicing or removing server components,
attach an antistatic strap to your wrist and then to a metal area on the chassis. Following this
practice equalizes the electrical potentials between you and the server.
44 SPARC T7-4 Server Service Manual • May 2017
There is a risk of personal injury or equipment damage. To avoid personal injury and
Hot surface. Avoid contact. Surfaces are hot and might cause personal injury if
Hazardous voltages are present. To reduce the risk of electric shock and danger to
Circuit boards and hard drives contain electronic components that are extremely
You must disconnect all power supplies before servicing any of the components that