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18 Gateway 7450R Server System Manual
■ Always hold cards by their edges and their metal mounting brackets.
Avoid touching components on the cards and the edge connectors that
connect to expansion slots. Never slide cards or other parts over any
surface.
Opening the case
To remove or replace any of the removable media drives or the internal
components you must open the case. Because the components inside the
server are extremely sensitive to static electricity, make sure you follow the
precautions at the beginning of this chapter to avoid static electricity damage.
Only qualified personnel should open the server for maintenance. If you are
qualified to maintain the server yourself, make sure you are properly grounded
before opening the case.
Removing the top panel
The top panel provides access to all of the internal components of the server.
To remove the top panel:
1 Turn off the server and disconnect all power cords.
2 Observe all safety and static electricity precautions. See “Preventing static
electricity discharge” on page 17.
Important All references to front, back, left, or right on the server are
based on the server being in a normal position, as viewed
from the front.
Caution Avoid exposure to dangerous electrical voltages and
moving parts by turning off the server and unplugging the
power cord and modem cable (if installed) before removing
the cover.
Caution Operating the server with the top panel removed adversely
affects the thermal characteristics of the server interior and
can result in overheating of and possible damage to the
hard drives or the processors.
8507328.book Page 18 Thursday, February 15, 2001 11:28 AM