Toshiba Satellite C640 - Manual (Page 131)

User’s Manual 8-13
Satellite C600/C640/C645/C600D/C640D/C645D, Satellite Pro C600/C640/C600D/C640D
USB device
In addition to the information in this section, please also refer to the
documentation supplied with your USB device.
The on-screen pointer
moves too fast or too
slow In this instance, you should initially try changing
the speed setting within the Mouse Control utility.
1. To access this utility, click Start -> Control
Panel -> Hardware and Sound -> Mouse.
2. Within the Mouse Properties window, click
the Pointer Options tab.
3. Set the pointer speed as required and click
OK.
The on-screen pointer
moves erratically The elements of the mouse responsible for
detecting movement might be dirty - please refer
to the documentation supplied with the mouse for
instructions on how to clean it.
If you are still unable to resolve the problem,
contact your reseller, dealer or service provider.
Problem Procedure
Problem Procedure
USB device does not
work Remove the USB device from the computer and
then reconnect it to a free port it in order to
ensure it is firmly attached.
Ensure that any required USB device drivers are
properly installed - to achieve this you should
refer to both the device documentation and the
operating system documentation.
If you are using an operating system that does
not support USB, you are still able to use a USB
mouse and/or USB keyboard by setting the
Legacy USB Support option within the
TOSHIBA HWSetup utility to Enabled.
If you are still unable to resolve the problem,
contact your reseller, dealer or service provider.