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2 Upgrading and Installing Server Components
Tools and Supplies Needed
• Phillips (cross head) screwdriver (#1 bit and #2 bit)
• Jumper removal tool or needle nosed pliers
• Pen or pencil
• Anti-static wrist strap and conductive foam pad (recommended)
Warnings and Cautions
These warnings and cautions apply throughout this chapter. Only a technically qualified person
should access the inside of the system.
SAFETY WARNINGS
System power on/off: To remove power from system, you must press
the power button off and unplug the AC power cords from the wall
outlet or the system.
Hazardous conditions, power supply: Hazardous voltage, current,
and energy levels are present inside the power supply. There are no
user-serviceable parts inside it; servicing should be done by technically
qualified personnel.
Hazardous conditions, devices, and cables: Hazardous electrical
conditions may be present on power, telephone, and communication
cables. Turn off the system and disconnect the power cords,
telecommunications systems, networks, and modems attached to the
system before opening it. Otherwise, personal injury or equipment
damage can result.
CAUTIONS
Electrostatic discharge (ESD) and ESD protection: ESD can
damage disk drives, boards, and other parts. We recommend that you do all
procedures in this chapter only at an ESD-protected workstation. If one is
not available, provide some ESD protection by wearing an anti-static wrist
strap attached to chassis groundany unpainted metal surfaceon your
system when handling parts.