User's Manual

To remove smudges and lint, frequently clean the display with a soft, damp, lint-free cloth. If the screen

requires additional cleaning, use premoistened antistatic wipes or an antistatic screen cleaner.

Cleaning the TouchPad and keyboard

Dirt and grease on the TouchPad can cause the pointer to jump around on the screen. To avoid this,

clean the TouchPad with a damp cloth, and wash your hands frequently when using the computer.

WARNING! To reduce the risk of electric shock or damage to internal components, do not use a

vacuum cleaner attachment to clean the keyboard. A vacuum cleaner can deposit household debris on

the keyboard surface.

Clean the keyboard regularly to prevent keys from sticking and to remove dust, lint, and particles that

can become trapped beneath the keys. A can of compressed air with a straw extension can be used to

blow air around and under the keys to loosen and remove debris.

Labels

The labels affixed to the computer provide information you may need when you troubleshoot system

problems or travel internationally with the computer:

Service tag—Provides important information, including the following:

Product name (1). This is the product name affixed to the front of the computer.

Serial number (s/n) (2). This is an alphanumeric identifier that is unique to each product.

Part number/Product number (p/n) (3). This number provides specific information about the

product's hardware components. The part number helps a service technician to determine

what components and parts are needed.

Model description (4). This is an alphanumeric identifier used to locate documents, drivers,

and support for the computer.

Warranty period (5). This number describes the duration of the warranty period for the

computer.

Have this information available when you contact technical support. The service tag label is located

inside the battery bay.

Microsoft® Certificate of Authenticity—Contains the Windows Product Key. You may need the

Product Key to update or troubleshoot the operating system. The Microsoft Certificate of

Authenticity is located on the bottom of the computer.

Regulatory label—Provides regulatory information about the computer. The regulatory label is

located on the bottom of the computer.

Wireless certification label(s)—Provide information about optional wireless devices and the

approval markings of some of the countries or regions in which the devices have been approved

for use. An optional device may be a wireless local area network (WLAN) device or an optional

Bluetooth® device. If your computer model includes one or more wireless devices, one or more

Labels 85

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