Toshiba Tecra A2 - Manual (Page 18)

User’s Manual xviii
General Precautions
PC Card overheating
Some PC Cards can become hot with prolonged use. Overheating of a PC
Card can result in errors or instability in the PC Card operation. Also be
careful when you remove a PC Card that has been used for a long time.
Mobile phones
Use of mobile phones can interfere with the audio system. Computer
operation is not impaired but is recommended that a distance of 30cm be
maintained between the computer and a mobile phone in use.
Central Processing Unit ("CPU") Performance Disclaimer
CPU Performance in your computer product may vary from specifications
under the following conditions:
■ use of certain peripheral products
■ use of battery power instead of AC power
■ use of certain multimedia games or videos with special effects
■ use of standard telephone lines or low speed network connections
■ use of complex modeling software, such as high end computer aided
design applications
■ use of the computer in areas with low air pressure (high altitude
>1,000 meters or >3,280 feet above sea level)
■ use of the computer at temperatures outside the range of 5°C to 30°C
(41°F to 86°F) or >25°C (77°F) at high altitude (all temperature
references are approximate).
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
Requirements” in Appendix A, Specifications. Contact TOSHIBA Service
and Support for more information.
RTC battery
If the following message is displayed on the LCD:
RTC battery is low or CMOS checksum is inconsistent.
Press [F1] key to set Date/Time.
The charge in the RTC battery is getting low or has been exhausted. You
will need to set the date and time within the BIOS setup using the following
steps:
1. Press the F1 key. The BIOS setup screen will be displayed.
2. Set the date in System Date.