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 standard.
Express Service Code — A numeric code located on a sticker on your Dell™ computer. Use the Express Service Code when contacting Dell for assistance. Express Service Code service may not be available in some countries.
extended display mode — A display setting that allows you to use a second monitor as an extension of your display. Also referred to as dual display mode.
extended PC Card — A PC Card that extends beyond the edge of the PC Card slot when installed.
Glossary
