Sun Microsystems Sun Fire V880 - Manual (Page 50)

Maintenance
50 Avaya CMS Sun Fire V880/V890 Installation, Maintenance, and Troubleshooting May 2006
Precautions
!
DANGER: !
DANGER:
Hazardous energy levels are present inside the system when the system remains
connected to a power source, regardless of the key switch position. Also,
hazardous energy levels are present in the system's batteries even when all AC
power cords are disconnected. Ensure that you follow the safety procedures in
the owner's guide or service manual.
!
WARNING: !
WARNING:
The graphics card, SCSI cards, and High-Speed Serial Interface/PCI (HSI/P)
cards are not hot-pluggable cards. Before replacing these cards, you must turn
off the computer.
CAUTION: !
CAUTION:
Printed circuit boards and hard disk drives contain electronic components that are
extremely sensitive to static electricity. Ordinary amounts of static from your
clothes or the work environment can destroy components. Do not touch the
components or any metal parts without taking proper antistatic precautions. See
Using an ESD wrist strap on page 59 for more information.
CAUTION: !
CAUTION:
Avoid keeping doors open for extended periods of time while the system is
operating. All doors must be closed to prevent automatic thermal shutdown.