Sun Microsystems Sun Fire V490 Parts Installation And Removal Manual page 72

2. Use an antistatic mat or similar surface.
When performing any installation or service procedure, place static-sensitive parts,
such as boards, cards, and disk drives, on an antistatic surface. The following items
can be used as an antistatic surface:
The bag used to wrap a Sun replacement part
I
The shipping container used to package a Sun replacement part
I
Sun electrostatic discharge (ESD) mat, Sun part number 250-1088 (available
I
through your Sun sales representatives)
Disposable ESD mat, shipped with replacement parts or options
I
3. Use an antistatic wrist strap.
Attach the appropriate end to the system chassis sheet metal and attach the other
end of the strap to your wrist. Refer to the instructions that come with the strap.
Note – Make sure that the wrist strap is in direct contact with the metal on the
chassis.
Caution – If you are servicing a component that requires you to disconnect the
power cords—such as the SC card, PCI riser board, centerplane, system control
switch, or power distribution board—connect the antistatic wrist strap to a properly
grounded surface, such as a nearby equipment rack, or a nearby system that is
connected to a power source.
42 Sun Fire V490 Server Parts Installation and Removal Guide • October 2005
Bare metal area