Dell Inspiron 1520, Руководство пользователя

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About Your Computer
25
If the computer is connected to an electrical outlet, the light operates as follows:
– Solid blue: The battery is charging.
– Flashing blue: The battery is almost fully charged.
– Off: The battery is adequately charged.
If the computer is running on a battery, the light operates as follows:
– Off: The battery is adequately charged (or the computer is turned off).
– Flashing amber: The battery charge is low.
– Solid
amber : The battery charge is critically low.
TOUCH PAD — Provides the functionality of a mouse (see "Touch Pad" on page 50).
TOUCH PAD BUTTONS — Use these buttons much like the buttons on a mouse when
you use the touch pad to move the cursor on the display (see "Touch Pad" on page 50).
MEDIA CONTROL BUTTONS — Control CD, DVD, Blu-ray Disc™ (BD), and Media
Player playback.
Bluetooth
®
status light – Turns on when a card with Bluetooth wireless
technology is enabled.
NOTE:
The card with Bluetooth wireless technology is an optional feature.
The light turns on only if you ordered the card with your computer. For
more information, see the documentation that came with your card.
To turn off only the Bluetooth wireless technology functionality, right-click the
icon in the notification area, and then click Disable Bluetooth Radio .
To quickly enable or disable all wireless devices, use the wireless switch
(see "wireless switch" on page 27).
Mute the sound. Play the previous track.
Turn the volume down. Play the next track.
Turn the volume up. Stop.
Play or pause.