System reliability guidelines

Hardware Upgrade and Maintenance

System reliability guidelines

To help ensure proper system cooling and system reliability, make sure that:

Each of the drive bays has a drive or a filler panel.

Space is available around the server to allow the server cooling system to work properly. See the documentation that comes with the rack.

You have followed the cabling instructions that come with optional adapters.

You replace a failed fan as soon as possible.

Handling static sensitive devices

!Handling static sensitive devices CAUTION:

Static electricity can damage electronic devices, including your server. 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:

Limit your movement prior to doing any maintenance. Movement can cause static electricity to build up around you.

Handle all devices carefully, holding each device by its edge or its frame.

Do not touch solder joints, pins, or exposed circuitry.

Do not leave the device where others can handle and damage it.

While the device is still in its static-protective package, touch it to an unpainted metal part of the server for at least 2 seconds. This drains static electricity from the package and from your body.

Remove the device from its package and install it directly into the server without setting down the device. If it is necessary to set down the device, place it back into its static-protective package. Do not place the device on your server cover or on a metal surface.

Take additional care when handling devices during cold weather since that is when static electricity is at its greatest threat. Heating reduces indoor humidity and increases static electricity.

10 Secure Services Gateway (SSG) Maintenance Guide

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Avaya R3.0 manual System reliability guidelines, Handling static sensitive devices