User manual TNB PREC035405

[. . . ] Replacing the PCI Express Mini Card for wireless LAN/WiMAX connection . 59 60 ii User Guide Read this first Be sure to follow the important tips given here to continue to get the most use and enjoyment out of your computer. Failure to do so might lead to discomfort or injury, or cause your computer to fail. When your computer is turned on or the battery is charging, the base, the palm rest, and some other parts may become hot. [. . . ] Arm and hand position: If available, utilize chair arm rests or an area on your working surface to provide weight support for your arms. Keep your forearms, wrists, and hands in a relaxed and neutral (horizontal) position. Leg position: Keep your thighs parallel to the floor and your feet flat on the floor or on a footrest. It might not be possible to observe the best ergonomic practices when you are using your computer while on the move or in a casual setting. Regardless of the setting, try to observe as many of the tips as possible. Sitting properly and using adequate lighting, for example, will help you maintain desirable levels of comfort and performance. The visual display screens of Lenovo notebook computers are designed to meet the highest standards and to provide you with clear, crisp images and large, bright displays that are easy to see, yet easy on the eyes. Of course, any concentrated and sustained visual activity can be tiring. If you have questions on eye fatigue or visual discomfort, consult a vision care specialist for advice. Security This chapter provides information about protecting your computer from theft and unauthorized use. € • • “Attaching a mechanical lock” on page 25 “Using passwords” on page 25 “Using a fingerprint reader” on page 25 Attaching a mechanical lock You can attach a mechanical lock to your computer to prevent it from being removed without your permission. € When the computer is turned off, press this button and then follow the on-screen instructions to launch the recovery program. € When the computer is starting up and the Lenovo logo is displayed, press this button and then follow the on-screen instructions to start the recovery program. € On the Windows operating system, press the Notes: • You can choose to restore your system partition to the original factory state or to a previously generated backup. Ensure that you have backed up your critical data before using the recovery feature. © Copyright Lenovo 2012 27 If you are unable to access the OneKey Recovery Pro workspace or the Windows environment, do either of the following: • Use a rescue medium to start the OneKey Recovery Pro workspace. € Use recovery media if all other methods of recovery have failed and you need to restore the hard disk drive to the factory default settings. Note: If you are unable to access the OneKey Recovery Pro workspace or the Windows environment from a rescue medium or recovery medium, you might not have the rescue device (an internal hard disk drive, a disc, a USB hard disk drive, or other external devices) set as the first boot device in the startup device sequence. You must first make sure that your rescue device is set as the first boot device in the startup device sequence in the BIOS. Go to the Startup menu to temporarily or permanently change the startup device sequence. It is important to create a rescue medium and a set of recovery media as early as possible and store them in a safe place for future use. € • • • • • “Replacing the battery” on page 29 “Replacing the hard disk drive” on page 30 “Replacing the keyboard” on page 32 “Replacing a memory module” on page 35 “Replacing the PCI Express Mini Card for wireless LAN/WiMAX connection” on page 36 “Replacing the optical drive” on page 38 Static electricity prevention Static electricity, although harmless to you, can seriously damage computer components and options. [. . . ] Com/lenovo/environment Battery recycling information for the United States and Canada Battery recycling information for Taiwan Appendix B. wEEE and recycling statements 57 58 User Guide Appendix C. Notices Lenovo may not offer the products, services, or features discussed in this document in all countries. Consult your local Lenovo representative for information on the products and services currently available in your area. [. . . ]