Appendix

QuestionAnswer

Nothing appears The computer’s power management system

on the display. automatically blanks the display to save power. Just press any key to turn the display on.

If pressing a key does not turn the display on, two things might be the cause:

The contrast and/or brightness might be too low. Press Fn+ÿ+− to increase the brightness. Press Fn+ÿ+→ to increase the contrast.

The display might be set to an external monitor. Press Fn+F5 to switch back to the built-in display.

The keyboard does Try attaching an external keyboard to the PS/2

not respond. connector on the computer’s rear. If it works, contact your dealer or an authorized service center as the internal keyboard cable may be loose.

The serial mouse does not work.

Do the following:

Make sure the serial mouse drivers are installed. Use the Add New Hardware tool for assistance.

Make sure that the serial cable is plugged securely into the serial port.

Press Fn+F3 to reconfigure Plug-and-Play devices.

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