Acer AcerSystem (User Guide) - Manual (Page 20)

3 Upgrading your computer 10
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 11.
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.
Post-installation instructions
Observe the following after installing a computer component:
1
See to it that the components are installed according to the step-by-step
instructions in their respective sections.