85
G l o s s a r y
Example: the shock you get from a doorknob on a dry
day or the sparks you get from brushing hair on a dry
day.
Extended Memory
All memory more than the 640KB recognized by
MS-DOS as system memory.
FCC
Federal Communication Commission.
Floppy Disk
A spinning platter of magnetic data storage media which
is highly flexible.
GB
Gigabyte.
Hard drive
A spinning platter of magnetic data storage media where
the platter is very stiff.
I/O
Input/Output. Data entering and leaving your notebook
in electronic form.
I/O Port
The connector and associated control circuits for data
entering and leaving your notebook in electronic form.
IDE
Intelligent Drive Electronics. A type of control interface
for a hard drive which is inside the hard drive unit.
Infrared
Light just beyond the red portion of the visible light
spectrum which is invisible to humans.
Infrastructure
A name of a wireless LAN configuration. This type of
communication uses an access point.
Another type of communication is called AdHoc.
IP Address
An address used for computers to communicate in the
TCP/IP environment.
Current IPv4 (version 4) uses four values in the range
between 1 and 255. (Example: 192.168.100.123).
There are two types of IP address: global address and
private address.
The global address is an only address in the world. It is
controlled by JPNIC (Japan Network Information
Center). A private address is an only address in the
closed network.
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.
LAN
Local Area Network. An interconnection of computers
and peripherals within a single limited geographic
location which can pass programs and data amongst
themselves.
LCD
Liquid Crystal Display. A type of display which makes
images by controlling the orientation of crystals in a
crystalline liquid.
Lithium ion Battery
A type of rechargeable battery which has a high power-
time life for its size and is not subject to the memory
effect as Nickel Cadmium batteries.
LPT Port
Line Printer Port. A way of referring to parallel interface
ports because historically line printers were the first and
latter the most common device connected to parallel
ports.
MAC Address
Media Access Control Address
A unique physical address of a network card. For
Ethernet, the first three bytes are used as the vendor
code, controlled and assigned by IEEE. The remaining
three bytes are controlled by each vendor (preventing
overlap), therefore, every Ethernet card is given a unique
physical address in the world, being assigned with a
different address from other cards. For Ethernet, frames
are sent and received based on this address.
MB
Megabyte.
S Series.book Page 85 Monday, September 15, 2003 4:48 PM
Summary of Contents for LIFEBOOK S6120
Page 7: ...1 Preface S Series book Page 1 Monday September 15 2003 4 48 PM ...
Page 33: ...25 3 Getting Started S Series book Page 25 Monday September 15 2003 4 48 PM ...
Page 43: ...35 4 User Installable Features S Series book Page 35 Monday September 15 2003 4 48 PM ...
Page 61: ...53 5 Troubleshooting S Series book Page 53 Monday September 15 2003 4 48 PM ...
Page 77: ...69 6 Care and Maintenance S Series book Page 69 Monday September 15 2003 4 48 PM ...
Page 83: ...75 7 Specifications S Series book Page 75 Monday September 15 2003 4 48 PM ...
Page 89: ...81 8 Glossary S Series book Page 81 Monday September 15 2003 4 48 PM ...
