Removing And Replacing A Sim Board; Esd Precautions - Sun Microsystems Storage J4200 Replacement Manual

Removing and Replacing a SIM
Board
This document describes replacement procedures for the SAS Interface Module
(SIM) customer replaceable unit (CRU) installed in the Sun Storage J4200 array disk
tray. This document assumes you have:
Identified the disk tray containing the failed SIM board.
■
Received the replacement SIM board.
■
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:
Remove all plastic, vinyl, and foam material from the work area.
■
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.
Do not remove a CRU from its antistatic protective bag until you are ready to
■
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.

Removing and Replacing a SIM Board

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