Preface
4.Avoid interference. Keep the computer away from high capacity transformers, electric motors, and other strong mag- netic fields. These can hinder proper performance and damage your data.
5.Take care when using peripheral devices.
Use only approved brands of peripherals.
Unplug the power cord before attaching peripheral devices.
Preface
Power Safety
Warning
Before you undertake any upgrade proce- dures, make sure that you have turned off the power, and discon- nected all peripherals and cables (including telephone lines). It is advisable to also re- move your battery in order to prevent acci- dentally turning the machine on.
Power Safety
The computer has specific power requirements:
•Only use a power adapter approved for use with this computer.
•Your AC adapter may be designed for international travel but it still requires a steady, uninterrupted power supply. If you are unsure of your local power specifications, consult your service representative or local power company.
•The power adapter may have either a
•When you want to unplug the power cord, be sure to disconnect it by the plug head, not by its wire.
•Make sure the socket and any extension cord(s) you use can support the total current load of all the connected devices.
•Before cleaning the computer, make sure it is disconnected from any external power supplies (i.e. AC/DC adapter or car adapter).
Do not plug in the power | Do not use the power cord if | Do not place heavy objects |
cord if you are wet. | it is broken. | on the power cord. |
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VIII