HP -380467-003 - COMPAQ PRESARIO C300 C500 C700 F500 F700 LAPTOP CHARGER Manuale - Pagina 5

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HP -380467-003 - COMPAQ PRESARIO C300 C500 C700 F500 F700 LAPTOP CHARGER Manuale

Safety Information

This product has not been evaluated for connection
to an "IT" power system (an AC distribution system
with no direct connection to earth, according to
IEC 60950).
WARNING: Please read "Safety
Information" in the beginning of the
User's Guide before installing and
connecting your system to the electrical
power system.
The Upgrading and Servicing Guide provides
instructions on how to remove and replace hardware
components of your PC.

Opening and Closing the PC

Preparing the PC

Before you upgrade any component in your PC, you
need to prepare the PC so that you can safely handle
it and the components.
Read the following items before attempting to upgrade
or service the PC.
•
These procedures assume familiarity with the
general terminology associated with personal
computers and with the safety practices and
regulatory compliance required for using and
modifying electronic equipment.
•
Write down and save the system model and serial
numbers, all installed options, and other
information about the system. It will be easier to
consult this information than to open up and
examine the PC.
•
HP recommends that you use an antistatic wrist
strap and a conductive foam pad when working on
the system.
WARNING: Always disconnect the modem
cord from the telephone system, and then
disconnect the PC from the power source
before removing the front and side panels
of the PC. Failure to do so before you open
the PC or do any procedures can result in
personal injury or equipment damage.

Before Opening the PC

To avoid injury and equipment damage, always
follow this procedure in this order before opening
the PC:
1 Remove any diskette or optical disc (CD or DVD)
from the PC.
2 Click the Start button, and then click Turn Off
Computer. Click Turn Off.
Upgrading and Servicing Guide
1