Acer GT7700-UQ9300A, User Manual

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6 Upgrading your computer 56
English
Installation precautions
Before you install any computer component, we recommend that you read the
following sections. These sections contain important ESD precautions along
with preinstallation and post-installation instructions.
ESD precautions
Electrostatic discharge (ESD) can damage your processor, disk drives, expansion
boards, and other components. Always observe the following precautions
before you install a computer component:
1 Do not remove a component from its protective packaging until you are ready to
install it.
2 Wear a wrist grounding strap and attach it to a metal part of the computer before
handling components. If a wrist strap is not available, maintain contact with the
computer throughout any procedure requiring ESD protection.
Preinstallation instructions
Always observe the following before you install any component:
1 Turn off your computer and all the peripherals connected to it before opening it.
Then unplug all cables from the power outlets.
2 Open your computer according to the instructions on page 58.
3 Follow the ESD precautions described above before handling a
computer component.
4 Remove any expansion boards or peripherals that block access to the DIMM sockets or
component connectors.
5 See the following sections for specific instructions on the component you wish to
install.
Warning! Not turning off the computer properly before you start installing
the components may cause serious damage. Do not attempt the procedures
described in the following sections unless you are a qualified service
technician.