Esd Precautions; Preinstallation Instructions - Sun Microsystems Ultra 20 User Manual

4.2.1

ESD Precautions

Electrostatic discharge (ESD) can damage your processor, disk drives, expansion
boards, and other components. Always observe the following precautions before you
install a system component:
Do not remove a component from its protective packaging until you are ready to
■
install it.
Wear a wrist strap and attach it to the system chassis ground, or to any metal part
■
of the system, before handling components.
Turn off the power button on the back of the chassis before removing or replacing
■
any of the system components.
4.2.2

Preinstallation Instructions

Always perform the following steps before you install any component:
1. Turn off the system and all of the peripherals connected to it.
2. Turn off the power button on the back of the chassis and leave the AC power cord
plugged in.
Caution – Failure to properly turn off the system before you start installing
components can cause serious component damage.
Caution – Follow the ESD precautions described in
on page 4-2
3. Open the workstation.
See Section 4.3, "Opening the Workstation" on page
procedure for opening the workstation.
4-2 Sun Ultra 20 Workstation User Guide • August 2006
when handling a system component.
Section 4.2.1, "ESD Precautions"
4-4, for the appropriate