Toshiba Satellite P30 User Manual page 20

CPU performance may also vary from specifications due to design
configuration.
Under some conditions, your computer product may automatically shut-
down.
This is a normal protective feature designed to reduce the risk of lost data
or damage to the product when used outside recommended conditions.
To avoid risk of lost data, always make back-up copies of data by
periodically storing it on an external storage medium. For optimum
performance, use your computer product only under recommended
conditions. Read additional restrictions under "Environmental Conditions"
in your product Resource Guide. Contact Toshiba Technical Service and
Support for more information.
xx Satellite P30