Frequently asked questions - 81
• The brightness level might be too low. Press (increase) to adjust the
brightness level.
• The display device might be set to an external monitor. Press to
toggle the display back to the computer.
• If the Sleep indicator is lit, the computer is in Sleep mode. Press and
release the power button to resume.
No audio is heard from the computer
Check the following:
• The volume may be muted. In Windows, look at the volume control
(speaker) icon on the taskbar. If it is crossed-out, click the icon and
deselect the Mute all option.
• The volume level may be too low. In Windows, look at the volume
control icon on the taskbar. You can also use the volume control buttons
to adjust the volume.
• If headphones, earphones or external speakers are connected to the
line-out port on the computer, the internal speakers automatically turn
off.
The keyboard does not respond
Try attaching an external keyboard to a USB port on the computer. If it
works, contact your dealer or an authorized service center as the internal
keyboard cable may be loose.
The printer does not work
Check the following:
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