Acer Ferrari 4000 User Manual page 32

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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 on the icon and
deselect the Mute 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. See "Hotkeys" on page 14 for more detail.
•
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 2.0 port on the computer. If it
works, contact your dealer or an authorized service center as the internal
keyboard cable may be loose.
The Bluetooth mouse does not respond.
Check the following:
•
Is Bluetooth enabled? If not, press the Bluetooth communication button on
the front panel (see "Closed front view" on page 2) to enable Bluetooth.
•
Is the Bluetooth mouse fully charged? If not, use the USB charging cable to
recharge your mouse. See "Recharging the Bluetooth mouse" on page 17
for more information.
The infrared port does not work.
Check the following:
•
Make sure that the infrared ports of the two devices are facing each other
(+/- 15 degrees) a maximum of 1 meter apart.
•
Make sure there is a clear path between the two infrared ports. Nothing
should be blocking the ports.
•
Make sure you have the appropriate software running on both devices (for
file transfers) or you have the appropriate drivers (for printing to an
infrared printer).
•
During the POST, press <F2> to access the BIOS utility and verify that the
infrared port is enabled.
•
Make sure both devices are IrDA-compliant.
The printer does not work.
Check the following: