Removing And Replacing A Fan Module; Esd Precautions - Sun Microsystems Storage J4200 Replacement Manual

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C H A P T E R
Removing and Replacing a Fan
Module
This document describes replacement procedures for the fan module customer
replaceable unit (CRU) installed in the Sun Storage J4200 Array disk tray. This
document assumes you have:
Identified the failed fan module.
■
Received the replacement fan module.
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This product is intended for restricted access whereby access is controlled through
the use of a means of security (e.g., key, lock, tool, badge access), and personnel
authorized for access have been instructed on the reasons for the restrictions and any
precautions that need to be taken.

ESD Precautions

When performing this service action, observe the following electrostatic discharge
(ESD) precautions:
Wear an antistatic wrist strip at all times when handling any CRU.
■
Before handling any CRU, discharge any static electricity by touching a grounded
■
surface.
Remove all plastic, vinyl, and foam material from the work area.
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Do not remove a CRU from its antistatic protective bag until you are ready to
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install it.
After removing a CRU from the cabinet, immediately place it in an antistatic bag
■
or antistatic packaging.
Handle any card CRU only by its edges and avoid touching the components or
■
circuitry.
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