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Connecting hardware, Using a USB device, Connecting a USB device

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9 Connecting hardware Using a USB device Universal Serial Bus (USB) is a hardware interface that can be used to connect an optional external device, such as a USB keyboard, mouse, drive, printer, scanner, or hub. Devices can be connected to the computer or an optional docking device. Some USB devices may require additional support software, which is usually included with the device. For more information about device-specific software, refer to the manufacturer's instructions. The computer has 3 USB ports. The USB ports on the right side of the computer are standard USB ports. Depending on your computer model, the USB port on the left side of the computer is either a standard USB port or a powered USB port. A powered USB port provides power to an external device, if it is used with a powered USB cable. The USB ports on the computer support USB 1.0, USB 1.1, and USB 2.0 devices. An optional docking device or USB hub provides additional USB ports that can be used with the computer. NOTE: The software that allows you to use a USB mass storage device is disabled at the factory. See your network administrator for additional information. Connecting a USB device CAUTION: To prevent damage to a USB connector, use minimal force to connect a USB device. ▲ To connect a USB device to the computer, connect the USB cable for the device to the USB port. 44 Chapter 9 Connecting hardware

Section	Page
Notebook tour	11
Identifying the hardware	11
Top components	11
Pointing devices	11
Lights	12
Buttons and switches	13
Keys	14
Front components	14
Right-side components	15
Left-side components	15
Rear components	16
Bottom components	16
Wireless antennae	17
Identifying the labels	18
Enhanced Write Filter	19
Using the Enhanced Write Filter	19
Pointing devices	20
Using pointing devices	20
Setting pointing device preferences	20
Connecting an external mouse	20
Using the keyboard	21
Using hotkeys	21
Displaying system information (fn+esc)	21
Initiating Standby (fn+f3)	22
Switching the screen image (fn+f4)	22
Viewing battery charge information (fn+f8)	22
Decreasing screen brightness (fn+f9)	23
Increasing screen brightness (fn+f10)	23
Using the keypads	23
Using the embedded numeric keypad	23
Enabling and disabling the embedded numeric keypad	24
Switching key functions on the embedded numeric keypad	24
Using an optional external numeric keypad	24
Power	25
Power control and light locations	25
Shutting down the computer	27
Setting power options	28
Using power-saving states	28
Initiating and exiting Standby	28
Using the battery meter	29
Using battery power	30
Displaying the remaining battery charge	30
Inserting or removing the battery	30
Charging a battery	31
Managing low battery levels	32
Identifying low battery levels	32
Resolving a low battery level	33
Resolving a low battery level when external power is available	33
Resolving a low battery level when a charged battery is available	33
Resolving a low battery level when no power source is available	33
Conserving battery power	33
Storing a battery	33
Disposing of a used battery	34
Using external AC power	34
Connecting the AC adapter	35
Multimedia	36
Using multimedia hardware	36
Using the audio features	36
Using the audio-in (microphone) jack	37
Using the audio-out (headphone) jack	37
Adjusting the volume	38
Using the video features	39
Using the external monitor port	39
Using multimedia software	40
Opening preinstalled multimedia software	40
Using multimedia software	40
Preventing playback disruptions	41
Observing the copyright warning	41
Wireless	42
About integrated wireless devices	42
Using wireless controls	42
Using the wireless button	42
Using operating system controls	42
Using WLAN	42
Setting up a WLAN	43
Connecting to a WLAN	44
Using wireless security features	44
Identifying a WLAN device	44
Modem and LAN	45
Using a modem	45
Connecting a modem cable	45
Connecting a country-specific modem cable adapter	46
Selecting a location setting	47
Viewing the current location selection	47
Solving travel connection problems	48
Connecting to a local area network	49
Security	50
Protecting the computer	50
Using passwords	51
Setting passwords in Windows	51
Using a power-on password	51
Managing a power-on password	51
Entering a power-on password	52
Requiring a power-on password at restart	52
Installing a security cable	53
Connecting hardware	54
Using a USB device	54
Connecting a USB device	54
Removing a USB device	55
Using the docking connector	55
Using PC Cards	56
Inserting and removing a PC Card	56
Hardware upgrades	58
Identifying installed drives	58
Handling drives	58
Using optical drives (select models only)	59
Inserting an optical disc (CD or DVD)	59
Removing an optical disc (CD or DVD)	60
When the disc tray opens	60
When the disc tray does not open	61
Routine care	63
Cleaning the display	63
Cleaning the keyboard	63
Traveling and shipping	63

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Connecting hardware

Using a USB device

Universal Serial Bus (USB) is a hardware interface that can be used to connect an optional external

device, such as a USB keyboard, mouse, drive, printer, scanner, or hub. Devices can be connected to

the computer or an optional docking device.

Some USB devices may require additional support software, which is usually included with the device.

For more information about device-specific software, refer to the manufacturer's instructions.

The computer has 3 USB ports. The USB ports on the right side of the computer are standard USB

ports. Depending on your computer model, the USB port on the left side of the computer is either a

standard USB port or a powered USB port. A powered USB port provides power to an external device,

if it is used with a powered USB cable. The USB ports on the computer support USB 1.0, USB 1.1, and

USB 2.0 devices. An optional docking device or USB hub provides additional USB ports that can be

used with the computer.

NOTE:

The software that allows you to use a USB mass storage device is disabled at the factory. See

your network administrator for additional information.

Connecting a USB device

CAUTION:

To prevent damage to a USB connector, use minimal force to connect a USB device.

▲

To connect a USB device to the computer, connect the USB cable for the device to the USB

port.

Chapter 9

Connecting hardware