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SECTION 3
IR
An abbreviation for infrared.
IrDA
Infrared Data Association. An organization which produces standards for communication using infrared
as the carrier.
IRQ
Interrupt Request. An acronym for the hardware signal to the CPU that an external event has occurred
which needs to be processed.
KB
Kilobyte.
Program
An integrated set of coded commands to your computers telling your hardware what to do and how
and when to do it.
PS/2
An IBM series of personal computers which established a number of standards for connecting external
devices such as keyboards and monitors.
RAM
Random Access Memory. A hardware component of your notebook that holds binary information
(both program and data) as long as it has the proper power applied to it.
RAM Module
A printed circuit card with memory and associated circuitry which allows the user to add additional
memory to the computer without special tools.
Reset
The act of reloading the operating system. A reset erases all information stored in RAM.
Restart
See Reset.
Resume
To proceed after interruption. In your notebook this refers to returning to active operation after having
been in one of the suspension states.
ROM
Read Only Memory. A form of memory in which information is stored by physically altering the material.
Data stored in this way can not be changed by your notebook and does not require power to maintain
it.
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