Lenovo E49 Notebook - Manual (Page 57)

• Be sure to turn off the power and close the LCD when not in use.
• When you leave the computer in your car, place it on the back seat to avoid being insolated.
• Carry the ac power adapter and power cord with the computer.
Handle storage media and drives properly
• If your computer comes with an optical drive, do not touch the surface of a disc or the lens on the tray.
• Wait until you hear the CD or DVD click into the center pivot of the drive before closing the tray.
• When installing the hard disk drives or optical drives, follow the instructions shipped with your hardware,
and apply pressure only where needed on the device.
• Turn off your computer if you are replacing the hard disk drive.
• Store your external and removable hard disk drives or optical drives in the appropriate containers or
packaging when not in use.
• Before you install any of the following devices, touch a metal table or a grounded metal object. This action
reduces any static electricity from your body. The static electricity could damage the device.
– Memory cards, such as SD cards, Memory Stick cards, MultiMediaCard modules, and Memory Stick
Pro cards
– Memory modules
Note: Not all listed devices are included in your computer.
This action reduces any static electricity from your body. The static electricity could damage the device.
• When transferring data to or from a flash media card, such as an SD card, do not put your computer in
sleep or hibernation mode before the data transfer is complete. To do so might cause damage to your
data.
Data protection
• Do not delete unknown files or change the name of files or directories that were not created by you;
otherwise, your computer software might fail to work.
• Be aware that accessing network resources can leave your computer vulnerable to computer viruses,
hackers, spyware, and other malicious activities that might damage your computer, software, or data.
• It is your responsibility to ensure that you have adequate protection in the form of firewalls, antivirus
software, and anti-spyware software and keep the software up to date.
Take care in setting passwords
Remember your passwords. If you forget a supervisor or hard disk password, Lenovo authorized service
providers will not reset it, and you might have to replace your system board or hard disk drive.
Clean the cover of your computer
Occasionally clean your computer by doing the following:
1. Prepare a mixture of a gentle kitchen-use detergent (one that does not contain abrasive powder or
strong chemicals such as acid or alkaline). Use 5 parts water to 1 part detergent.
2. Absorb the diluted detergent into a sponge.
3. Squeeze excess liquid from the sponge.
4. Wipe the cover with the sponge, using a circular motion and taking care not to let any excess liquid drip.
5. Wipe the surface to remove the detergent.
6. Rinse the sponge with clean running water.
7. Wipe the cover with the clean sponge.
Chapter 8 . Preventing problems 43