Acer Extensa 610, Руководство пользователя

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Troubleshooting 8-3
Q: Nothing appears on the screen.
A: The notebook’s power management system automatically blanks the
screen to save power. Just press any key to turn the display back on.
If pressing a key does not turn the display back on, two things might be
the cause:
•
The contrast and/or brightness level might be too low. Press
Fn-F2 (
/
) to bring up the contrast/brightness pop-up icon.
Then press the scale increase hot keys (Fn-
→ →
) to increase the
contrast/brightness level.
•
The display device might be set to an external monitor. Press the
display toggle hot key Fn-F3 ( ) to toggle the display back to
the notebook.
Q: The keyboard does not respond.
A: Try attaching an external keyboard to the PS/2 connector on the
notebook’s rear. If it works, contact your dealer or an authorized
service center as the internal keyboard cable may be loose.
Q: The serial mouse does not work.
A: Do the following:
•
Make sure that the serial cable is plugged securely into the serial
port.
•
Press Fn-F6 ( ) to enter Setup, then press PgDn to see the
System Information Reference screen. Check if the serial port is
enabled.
If the serial port is disabled, you need to reboot the machine and
press F2 during POST, then access the System Security screen
from the main menu. Move the cursor to the serial port 1 base
address parameter and change the setting. See section 6.4.5 for
details.