xxiv User’s Manual
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 it is recommended that a distance of 30 cm 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 external 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 computer in area with low air pressure (high altitude >1,000
meters or >3,280 feet above sea level)
■ use of 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 and may vary depending on the specific
computer model - please refer to appendix A for details).
CPU performance may also vary from specifications due to design
configuration.
