Safety Information, Opening and Closing the PC

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 Warranty and Support Guide before installing and connecting your system to the electrical power system.

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’s easier to consult this information than to open up and examine the PC.

•It is recommended 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

1Remove any diskette or optical disc (CD or DVD) from the PC.

2Click the Start button, and then click Turn Off Computer. Click Turn Off.

3Disconnect the modem/telephone cable, if present.

CAUTION: To reduce the risk of personal injury from electrical shock or hot surfaces, disconnect the power cord from the wall outlet, and allow the internal system components to cool before touching.

4Disconnect the power cord from the electrical outlet and then from the PC.

5Disconnect all other attached cables (such as the keyboard, mouse, and monitor) and all external devices.

CAUTION: Static electricity can damage the electronic components of the PC or optional equipment. Ensure that you are discharged of static electricity by briefly touching a grounded metal object.

Upgrading and Servicing Guide 1

a1109.uk, a1219h, a1022n, a1030e-2 (PY208AV), a1016x specifications

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