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Handling your ThinkPad computer
line other than PSTN can damage your modem. If you are not
sure which kind of phone line you are using, contact your tele-
phone company. Many hotels or office buildings use digital tele-
phone extension lines, so check before connecting the telephone
cable in such places.
Do not place an active cellular phone on the computer.
Carrying your computer
When carrying your computer, follow these instructions to prevent
possible damage to your computer and data:
1. Remove any media from the external diskette drive or CD-ROM
drive.
2. Turn off all attached devices.
3. Turn off the computer and close the LCD.
4. Unplug all external cables and cords connected to your com-
puter.
5. Make sure all computer doors and covers are closed.
6. Use a quality carrying case that provides adequate cushion and
protection.
Cleaning your computer
You should occasionally clean your computer as follows:
Use a soft cloth moistened with non-alkaline detergent to wipe
the exterior of the computer.
Don't spray cleaner directly on the display or keyboard.
Gently wipe the LCD with a dry, soft cloth.
Extending your battery life
The amount of battery power consumed by your computer depends
on such conditions as the usage frequency, the operating temper-
ature, and the period in storage (if unused). The following tips can
help you to extend the life of your battery:
If your battery is brand new and you are charging it for the first
time, it might not become fully charged due to the characteristics
of the chemicals in the cell. To maximize performance, ensure
42 ThinkPad i Series 1200/1300 User's Reference