VAIO® Computer Quick Start
52
Troubleshooting the LCD Screen

My LCD screen is blank.

❑Verify that the computer is plugged into a power source and it is turned on.
❑Verify that the power indicator on the computer is on.
❑Verify that the battery pack(s) is inserted properly and is charged.
❑The computer may be in LCD (Video) Standby mode. Press any key to
activate the screen.
❑The display mode may be set to external display mode. Press and hold the Fn
key while pressing the F7 key several times.
Troubleshooting the Mouse and Touchpad

My mouse does not work.

❑If you are using a USB mouse, verify that the mouse is plugged into the USB
port. See “Connecting a USB Device” in the online user guide for more
information.
❑If you are still experiencing problems, use your supplied Driver Recovery
CD (Windows® 2000) or Application Recovery CD (Windows® XP) to
reinstall the mouse drivers. See “Using Your Recovery CDs” on page40 for
more information.

My touchpad does not work properly.

❑You may have disabled the touchpad without connecting a mouse to the
computer. To enable the touchpad:
1(Windows XP) Press the Windows key and use the arrow keys to select
All Programs. Press the Enter key. (Windows 2000) Press the Windows
key and use the arrow keys to select Programs. Press the Enter key.
2Use the arrow keys to select Sony computer Setup, and press the Enter
key.
3Select Sony Notebook Setup again, and press the Enter key.
4Use the arrow keys to select the Touchpad tab.
5Press the Tab key to select Enable Touchpad, and then press Enter.