Dell Latitude ATG D620 User Manual page 197

Glossary: Dell Latitude ATG D620 User's Guide
DVD-R. Once recorded, the data cannot be erased or written over.
DVD+RW — DVD rewritable — A rewritable version of a DVD. Data can be written to a DVD+RW disc,
and then erased and written over (rewritten). (DVD+RW technology is different from DVD-RW
technology.)
DVD+RW drive — drive that can read DVDs and most CD media and write to DVD+RW (rewritable
DVDs) discs.
DVI — digital video interface — A standard for digital transmission between a computer and a digital
video display.
E
ECC — error checking and correction — A type of memory that includes special circuitry for testing the
accuracy of data as it passes in and out of memory.
ECP — extended capabilities port — A parallel connector design that provides improved bidirectional
data transmission. Similar to EPP, ECP uses direct memory access to transfer data and often improves
performance.
EIDE — enhanced integrated device electronics — An improved version of the IDE interface for hard
drives and CD drives.
EMI — electromagnetic interference — Electrical interference caused by electromagnetic radiation.
ENERGY STAR® — Environmental Protection Agency requirements that decrease the overall
consumption of electricity.
EPP — enhanced parallel port — A parallel connector design that provides bidirectional data
transmission.
ESD — electrostatic discharge — A rapid discharge of static electricity. ESD can damage integrated
circuits found in computer and communications equipment.
expansion card — A circuit board that installs in an expansion slot on the system board in some
computers, expanding the capabilities of the computer. Examples include video, modem, and sound
cards.
expansion slot — A connector on the system board (in some computers) where you insert an
expansion card, connecting it to the system bus.
ExpressCard — A removable I/O card adhering to the PCMCIA standard. Modems and network
adapters are common types of ExpressCards. ExpressCards support both the PCI Express and USB 2.0
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