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1. Open the Lenovo Mouse Suite Control Panel.
2. Click the Resolution tab.
3. Select the corresponding resolution setting radio button to the preferred mouse resolution.
4. To confirm your setting, click Apply. For more information on customizing the settings, click Help in
the lower right corner of the Lenovo Mouse Suite software window.
Note: Mouse resolution adjustment function is available only when Lenovo USB Laser Mouse works
under the USB mode. When it is used under the PS/2 mode, the mouse resolution setting freezes at 800
DPI.
Solving USB problems
This section contains information on solving problems with USB connectivity.
Note: There have been some cases where a computer has USB connectors, but the BIOS does not support
them. Contact your computer manufacturer to find out how to upgrade the BIOS.
The Lenovo USB Laser Mouse does not respond.
v Make sure that your computer is turned on when you perform the installation. Try disconnecting, and
re-connecting the mouse.
v Be sure you are not running Microsoft Windows NT
connectivity for this device.
v If you have Windows 2000, make sure that all the USB switches in the BIOS are enabled.
To check whether all the USB connectors are enabled, do the following:
v Access your computer Setup program during startup. Press F1, F2, or the Delete Key during startup. If
you are unsure how to access the Setup program for your computer, see the documentation that came
with your computer, or contact the manufacturer.
v Check the USB connectors in the Setup program to ensure that all USB connectors are functioning
properly. If you are not sure how to use the Setup program for your computer, refer to the
documentation that came with your computer, or contact the manufacturer.
USB (Universal Serial BUS) Controller Re-detection
The USB Controller might not be properly installed in your computer.
1. Double-click My Computer.
2. Double-click Control Panel.
3. Double-click System.
4. Click the Device Driver tab.
5. Scroll down until you find Universal Serial Bus Controllers. Then using the left mouse button click
the plus (+) sign to change it to a minus (-) sign.
6. Click the Remove button located on the lower right-hand corner of the device manager. A warning
window You are about to remove this device from your system opens.
7. Click OK.
8. Click the Refresh button to re-detect the hardware.
This procedure detects both the USB Host Controller and the USB Root Hub. You might be asked to
insert the Microsoft Windows installation CD.
®
. This operating system does not support USB
Chapter 1. Lenovo USB Laser Mouse
1-3
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