Handling Static-Sensitive Devices; Removing The Cover - Lenovo ThinkServer RD120 Installation Manual

The server supports hot-plug, hot-add, and hot-swap devices and is designed to
operate safely while it is turned on and the cover is removed. Follow these
guidelines when you work inside a server that is turned on:
v Avoid wearing loose-fitting clothing on your forearms. Button long-sleeved shirts
v Do not allow your necktie or scarf to hang inside the server.
v Remove jewelry, such as bracelets, necklaces, rings, and loose-fitting wrist
v Remove items from your shirt pocket, such as pens and pencils, that could fall
v Avoid dropping any metallic objects, such as paper clips, hairpins, and screws,

Handling static-sensitive devices

Attention:
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 Limit your movement. Movement can cause static electricity to build up around
v The use of a grounding system is recommended. For example, wear an
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 its static-protective package, touch it to an unpainted
v Remove the device from its package and install it directly into the server without
v Take additional care when handling devices during cold weather. Heating reduces

Removing the cover

Important: Before you install optional hardware, make sure that the server is
working correctly. Start the server, and make sure that the operating system starts,
if an operating system is installed, or that a 19990305 error code is displayed,
indicating that an operating system was not found but the server is otherwise
working correctly. If the server is not working correctly, see the Hardware
Maintenance Manual for diagnostic information.
To remove the cover, complete the following steps:
1. Read the safety information that begins on page v and "Installation guidelines"
before working inside the server; do not wear cuff links while you are working
inside the server.
watches.
into the server as you lean over it.
into the server.
Static electricity can damage the server and other electronic devices.
you.
electrostatic-discharge wrist strap, if one is available. Always use an
electrostatic-discharge wrist strap or other grounding system when working inside
the server with the power on
metal surface on the outside of the server for at least 2 seconds. This drains
static electricity from the package and from your body.
setting down the device. If it is necessary to set down the device, put it back into
its static-protective package. Do not place the device on the server cover or on a
metal surface.
indoor humidity and increases static electricity.
on page 7.
Chapter 2. Installing optional devices
9