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System reliability guidelines
To help ensure proper cooling and system reliability, make sure that the following
requirements are met:
v You do not operate the BladeCenter unit without a blade workstation, blade
v The blade workstation battery must be operational. If the battery becomes
Handling static-sensitive devices
Attention:
electronic devices. To avoid damage, keep static-sensitive devices in their
static-protective packages until you are ready to install them.
To reduce the possibility of damage from electrostatic discharge, observe the
following precautions:
v When you work on a BladeCenter unit that has an electrostatic discharge (ESD)
v Limit your movement. Movement can cause static electricity to build up around
v Handle the device carefully, holding it by its edges or its frame.
v Do not touch solder joints, pins, or exposed circuitry.
v Do not leave the device where others can handle and damage it.
v While the device is still in the static-protective package, touch it to an unpainted
v Remove the device from the package and install it directly into the blade
v Take additional care when handling devices during cold weather. Heating reduces
Returning a device or component
If you are instructed to return a device or component, follow all packaging
instructions, and use any packaging materials for shipping that are supplied to you.
server, expansion unit, or filler blade installed in each blade bay to ensure proper
cooling. See the documentation for your BladeCenter unit for additional
information.
defective, replace it immediately.
Static electricity can damage the blade workstation and other
connector, use a wrist strap when you handle modules, optional devices, or blade
workstations. To work correctly, the wrist strap must have a good contact at both
ends (touching your skin at one end and firmly connected to the ESD connector
on the front or back of the BladeCenter unit).
you.
metal part of the BladeCenter unit or any unpainted metal surface on any other
grounded rack component in the rack you are installing the device in for at least
2 seconds. This drains static electricity from the package and from your body.
workstation without setting down the device. If it is necessary to set down the
device, put it back into the static-protective package. Do not place the device on
the blade workstation cover or on a metal surface.
indoor humidity and increases static electricity.
Chapter 4. Removing and replacing blade workstation components
15
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