206
Glossary
MP
— megapixel — A measure of image resolution used for digital cameras.
ms
— millisecond — A measure of time that equals one thousandth of a second.
Access times of storage devices are often measured in ms.
N
network adapter
— A chip that provides network capabilities. A computer may
include a network adapter on its system board, or it may contain a PC Card with an
adapter on it. A network adapter is also referred to as a
NIC
(network interface
controller).
NIC
— See
network
adapter
.
notification area
— The section of the Windows taskbar that contains icons for
providing quick access to programs and computer functions, such as the clock, volume
control, and print status. Also referred to as
system tray
.
ns
— nanosecond — A measure of time that equals one billionth of a second.
NVRAM
— nonvolatile random access memory — A type of memory that stores data
when the computer is turned off or loses its external power source. NVRAM is used for
maintaining computer configuration information such as date, time, and other system
setup options that you can set.
O
optical drive
— A drive that uses optical technology to read or write data from CDs,
DVDs, or DVD+RWs. Example of optical drives include CD drives, DVD drives,
CD-RW drives, and CD-RW/DVD combo drives.
P
parallel connector
— An I/O port often used to connect a parallel printer to your
computer. Also referred to as an
LPT port
.
partition
— A physical storage area on a hard drive that is assigned to one or more
logical storage areas known as logical drives. Each partition can contain multiple
logical drives.
PC Card
— A removable I/O card adhering to the PCMCIA standard. Modems and
network adapters are common types of PC Cards.
PCI
— peripheral component interconnect — PCI is a local bus that supports 32-and
64-bit data paths, providing a high-speed data path between the processor and devices
such as video, drives, and networks.
Summary of Contents for Inspiron 1521
Page 1: ...w w w d e l l c o m s u p p o r t d e l l c o m Dell Inspiron 1521 Owner s Manual Model PP22L ...
Page 18: ...18 Finding Information ...
Page 32: ...32 About Your Computer ...
Page 46: ...46 Using the Keyboard and Touchpad ...
Page 54: ...54 Using a Battery ...
Page 82: ...82 Using ExpressCards ...
Page 86: ...86 Using the Memory Card Reader ...
Page 100: ...100 Securing Your Computer ...
Page 161: ...Adding and Replacing Parts 161 1 captive screws 2 2 cover 1 2 ...
Page 168: ...168 Adding and Replacing Parts ...
Page 170: ...170 Dell QuickSet Features ...
Page 180: ...180 Getting Help ...
Page 214: ...214 Glossary ...
Page 222: ...222 Index ...