Toshiba Tecra A7 User Manual page 12

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 phone
Use of mobile phones can interfere with the audio system. Computer
opreation is not impaired but it is recommended that a distance of 30 cm be
maintained between the computer and a mo-bile phone in use.
User's Manual
Tecra A7
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